Mock Version: 3.5 Mock Version: 3.5 Mock Version: 3.5 ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bs --noclean --target riscv64 --nodeps /builddir/build/SPECS/python-brian2.spec'], chrootPath='/var/lib/mock/f41-build-822918-153091/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'C.UTF-8'}shell=Falselogger=timeout=1209600uid=991gid=135user='mockbuild'nspawn_args=[]unshare_net=TrueprintOutput=False) Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -bs --noclean --target riscv64 --nodeps /builddir/build/SPECS/python-brian2.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'C.UTF-8'} and shell False Building target platforms: riscv64 Building for target riscv64 setting SOURCE_DATE_EPOCH=1721347200 Wrote: /builddir/build/SRPMS/python-brian2-2.7.1-9.fc41.src.rpm Child return code was: 0 ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -br --noclean --target riscv64 --nodeps /builddir/build/SPECS/python-brian2.spec'], chrootPath='/var/lib/mock/f41-build-822918-153091/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'C.UTF-8'}shell=Falselogger=timeout=1209600uid=991gid=135user='mockbuild'nspawn_args=[]unshare_net=TrueraiseExc=FalseprintOutput=False) Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -br --noclean --target riscv64 --nodeps /builddir/build/SPECS/python-brian2.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'C.UTF-8'} and shell False Building target platforms: riscv64 Building for target riscv64 setting SOURCE_DATE_EPOCH=1721347200 Executing(%mkbuilddir): /bin/sh -e /var/tmp/rpm-tmp.x2rJAs + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + test -d /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/rm -rf /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build/SPECPARTS + RPM_EC=0 ++ jobs -p + exit 0 Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.ZrAQvj + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + cd /builddir/build/BUILD/python-brian2-2.7.1-build + rm -rf brian2-2.7.1 + /usr/lib/rpm/rpmuncompress -x /builddir/build/SOURCES/brian2-2.7.1.tar.gz + STATUS=0 + '[' 0 -ne 0 ']' + cd brian2-2.7.1 + /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w . + rm -rf examples/multiprocessing/standalone307987 + sed -i -e 's/"numpy>=2.*",/"numpy",/' pyproject.toml + find . -name .gitignore -print -delete ./dev/benchmarks/.gitignore ./dev/tools/.gitignore ./examples/standalone/.gitignore ./examples/frompapers/.gitignore ./examples/.gitignore ./brian2/core/.gitignore ./brian2/synapses/.gitignore ./brian2/tests/.gitignore ./docs_sphinx/_static/.gitignore ./docs_sphinx/.gitignore ./.gitignore + rm -rvf Brian2.egg-info + rm -f brian2/synapses/cythonspikequeue.cpp + find examples -name '*.py' -print -exec sed -i 's|^#!/usr/bin/env python|#!/usr/bin/python3|' '{}' ';' examples/non_reliability.py examples/CUBA.py examples/compartmental/cylinder.py examples/compartmental/hh_with_spikes.py examples/compartmental/hodgkin_huxley_1952.py examples/compartmental/infinite_cable.py examples/compartmental/lfp.py examples/compartmental/bipolar_cell.py examples/compartmental/spike_initiation.py examples/compartmental/rall.py examples/compartmental/bipolar_with_inputs.py examples/compartmental/morphotest.py examples/compartmental/bipolar_with_inputs2.py examples/standalone/standalone_multiple_processes.py examples/standalone/cuba_openmp.py examples/standalone/standalone_multiplerun.py examples/standalone/simple_case_build.py examples/standalone/STDP_standalone.py examples/standalone/simple_case.py examples/frompapers/Wang_Buszaki_1996.py examples/frompapers/Stimberg_et_al_2019/example_3_bisection_standalone.py examples/frompapers/Stimberg_et_al_2019/example_3_bisection.py examples/frompapers/Rossant_et_al_2011bis.py examples/frompapers/Clopath_et_al_2010_homeostasis.py examples/frompapers/Brette_Guigon_2003.py examples/frompapers/Brette_2004.py examples/frompapers/Sturzl_et_al_2000.py examples/frompapers/Brunel_Hakim_1999.py examples/frompapers/Izhikevich_2003.py examples/frompapers/Hindmarsh_Rose_1984.py examples/frompapers/Stimberg_et_al_2018/example_5_astro_ring.py examples/frompapers/Stimberg_et_al_2018/example_4_rsmean.py examples/frompapers/Stimberg_et_al_2018/example_1_COBA.py examples/frompapers/Stimberg_et_al_2018/example_2_gchi_astrocyte.py examples/frompapers/Stimberg_et_al_2018/example_3_io_synapse.py examples/frompapers/Stimberg_et_al_2018/example_6_COBA_with_astro.py examples/frompapers/Stimberg_et_al_2018/plot_utils.py examples/frompapers/Stimberg_et_al_2018/example_4_synrel.py examples/frompapers/Rothman_Manis_2003.py examples/frompapers/Diesmann_et_al_1999.py examples/frompapers/Izhikevich_2007.py examples/frompapers/Graupner_Brunel_2012.py examples/frompapers/Brunel_Wang_2001.py examples/frompapers/Vogels_et_al_2011.py examples/frompapers/Brette_Gerstner_2005.py examples/frompapers/Brunel_2000.py examples/frompapers/Maass_Natschlaeger_Markram_2002.py examples/frompapers/Touboul_Brette_2008.py examples/frompapers/Spreizer_et_al_2019/Spreizer_et_al_2019.py examples/frompapers/Wang_2002.py examples/frompapers/Tetzlaff_2015.py examples/frompapers/Nicola_Clopath_2017.py examples/frompapers/Destexhe_et_al_1998.py examples/frompapers/Platkiewicz_Brette_2011.py examples/frompapers/Jansen_Rit_1995_single_column.py examples/frompapers/Clopath_et_al_2010_no_homeostasis.py examples/frompapers/Naud_et_al_2008_adex_firing_patterns.py examples/frompapers/Brette_2012/Fig1.py examples/frompapers/Brette_2012/Fig3CF.py examples/frompapers/Brette_2012/params.py examples/frompapers/Brette_2012/Fig5A.py examples/frompapers/Brette_2012/Fig4.py examples/frompapers/Brette_2012/Fig3AB.py examples/frompapers/Tsodyks_Uziel_Markram_2000.py examples/frompapers/Kremer_et_al_2011_barrel_cortex.py examples/frompapers/Tsodyks_Pawelzik_Markram_1998.py examples/frompapers/Morris_Lecar_1981.py examples/synapses/licklider.py examples/synapses/nonlinear.py examples/synapses/continuous_interaction.py examples/synapses/STDP.py examples/synapses/synapses.py examples/synapses/spike_based_homeostasis.py examples/synapses/state_variables.py examples/synapses/jeffress.py examples/synapses/gapjunctions.py examples/synapses/efficient_gaussian_connectivity.py examples/synapses/spatial_connections.py examples/phase_locking.py examples/multiprocessing/02_using_standalone.py examples/multiprocessing/03_standalone_joblib.py examples/multiprocessing/01_using_cython.py examples/IF_curve_LIF.py examples/COBAHH.py examples/adaptive_threshold.py examples/coupled_oscillators.py examples/advanced/stochastic_odes.py examples/advanced/exprel_function.py examples/advanced/float_32_64_benchmark.py examples/advanced/custom_events.py examples/advanced/COBAHH_approximated.py examples/advanced/modelfitting_sbi.py examples/advanced/compare_GSL_to_conventional.py examples/advanced/Ornstein_Uhlenbeck.py examples/advanced/opencv_movie.py examples/reliability.py examples/IF_curve_Hodgkin_Huxley.py + RPM_EC=0 ++ jobs -p + exit 0 Executing(%generate_buildrequires): /bin/sh -e /var/tmp/rpm-tmp.pDoGzk + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + cd brian2-2.7.1 + export SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 + SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CFLAGS + CXXFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CXXFLAGS + FFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FFLAGS + FCFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FCFLAGS + VALAFLAGS=-g + export VALAFLAGS + RUSTFLAGS='-Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cstrip=none -Cforce-frame-pointers=yes -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn' + export RUSTFLAGS + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + export LDFLAGS + LT_SYS_LIBRARY_PATH=/usr/lib64: + export LT_SYS_LIBRARY_PATH + CC=gcc + export CC + CXX=g++ + export CXX + echo pyproject-rpm-macros + echo python3-devel + echo 'python3dist(pip) >= 19' + echo 'python3dist(packaging)' + '[' -f pyproject.toml ']' + echo '(python3dist(tomli) if python3-devel < 3.11)' + rm -rfv '*.dist-info/' + '[' -f /usr/bin/python3 ']' + mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir + echo -n + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + TMPDIR=/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir + RPM_TOXENV=py313 + HOSTNAME=rpmbuild + /usr/bin/python3 -Bs /usr/lib/rpm/redhat/pyproject_buildrequires.py --generate-extras --python3_pkgversion 3 --wheeldir /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/pyproject-wheeldir --output /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-buildrequires -r -x test Handling setuptools>=61 from build-system.requires Requirement satisfied: setuptools>=61 (installed: setuptools 69.2.0) Handling numpy from build-system.requires Requirement not satisfied: numpy Handling wheel from build-system.requires Requirement not satisfied: wheel Handling Cython from build-system.requires Requirement not satisfied: Cython Handling setuptools_scm[toml]>=6.2 from build-system.requires Requirement satisfied: setuptools_scm[toml]>=6.2 (installed: setuptools_scm 8.0.4) (extras are currently not checked) Exiting dependency generation pass: build backend + cat /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-buildrequires + rm -rfv '*.dist-info/' + RPM_EC=0 ++ jobs -p + exit 0 Wrote: /builddir/build/SRPMS/python-brian2-2.7.1-9.fc41.buildreqs.nosrc.rpm Child return code was: 11 Dynamic buildrequires detected Going to install missing buildrequires. See root.log for details. ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -br --noclean --target riscv64 --nodeps /builddir/build/SPECS/python-brian2.spec'], chrootPath='/var/lib/mock/f41-build-822918-153091/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'C.UTF-8'}shell=Falselogger=timeout=1209600uid=991gid=135user='mockbuild'nspawn_args=[]unshare_net=TrueraiseExc=FalseprintOutput=False) Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -br --noclean --target riscv64 --nodeps /builddir/build/SPECS/python-brian2.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'C.UTF-8'} and shell False Building target platforms: riscv64 Building for target riscv64 setting SOURCE_DATE_EPOCH=1721347200 Executing(%mkbuilddir): /bin/sh -e /var/tmp/rpm-tmp.Rohsve + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + test -d /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/rm -rf /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build/SPECPARTS + RPM_EC=0 ++ jobs -p + exit 0 Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.Rd7Z61 + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + cd /builddir/build/BUILD/python-brian2-2.7.1-build + rm -rf brian2-2.7.1 + /usr/lib/rpm/rpmuncompress -x /builddir/build/SOURCES/brian2-2.7.1.tar.gz + STATUS=0 + '[' 0 -ne 0 ']' + cd brian2-2.7.1 + /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w . + rm -rf examples/multiprocessing/standalone307987 + sed -i -e 's/"numpy>=2.*",/"numpy",/' pyproject.toml + find . -name .gitignore -print -delete ./dev/benchmarks/.gitignore ./dev/tools/.gitignore ./examples/standalone/.gitignore ./examples/frompapers/.gitignore ./examples/.gitignore ./brian2/core/.gitignore ./brian2/synapses/.gitignore ./brian2/tests/.gitignore ./docs_sphinx/_static/.gitignore ./docs_sphinx/.gitignore ./.gitignore + rm -rvf Brian2.egg-info + rm -f brian2/synapses/cythonspikequeue.cpp + find examples -name '*.py' -print -exec sed -i 's|^#!/usr/bin/env python|#!/usr/bin/python3|' '{}' ';' examples/non_reliability.py examples/CUBA.py examples/compartmental/cylinder.py examples/compartmental/hh_with_spikes.py examples/compartmental/hodgkin_huxley_1952.py examples/compartmental/infinite_cable.py examples/compartmental/lfp.py examples/compartmental/bipolar_cell.py examples/compartmental/spike_initiation.py examples/compartmental/rall.py examples/compartmental/bipolar_with_inputs.py examples/compartmental/morphotest.py examples/compartmental/bipolar_with_inputs2.py examples/standalone/standalone_multiple_processes.py examples/standalone/cuba_openmp.py examples/standalone/standalone_multiplerun.py examples/standalone/simple_case_build.py examples/standalone/STDP_standalone.py examples/standalone/simple_case.py examples/frompapers/Wang_Buszaki_1996.py examples/frompapers/Stimberg_et_al_2019/example_3_bisection_standalone.py examples/frompapers/Stimberg_et_al_2019/example_3_bisection.py examples/frompapers/Rossant_et_al_2011bis.py examples/frompapers/Clopath_et_al_2010_homeostasis.py examples/frompapers/Brette_Guigon_2003.py examples/frompapers/Brette_2004.py examples/frompapers/Sturzl_et_al_2000.py examples/frompapers/Brunel_Hakim_1999.py examples/frompapers/Izhikevich_2003.py examples/frompapers/Hindmarsh_Rose_1984.py examples/frompapers/Stimberg_et_al_2018/example_5_astro_ring.py examples/frompapers/Stimberg_et_al_2018/example_4_rsmean.py examples/frompapers/Stimberg_et_al_2018/example_1_COBA.py examples/frompapers/Stimberg_et_al_2018/example_2_gchi_astrocyte.py examples/frompapers/Stimberg_et_al_2018/example_3_io_synapse.py examples/frompapers/Stimberg_et_al_2018/example_6_COBA_with_astro.py examples/frompapers/Stimberg_et_al_2018/plot_utils.py examples/frompapers/Stimberg_et_al_2018/example_4_synrel.py examples/frompapers/Rothman_Manis_2003.py examples/frompapers/Diesmann_et_al_1999.py examples/frompapers/Izhikevich_2007.py examples/frompapers/Graupner_Brunel_2012.py examples/frompapers/Brunel_Wang_2001.py examples/frompapers/Vogels_et_al_2011.py examples/frompapers/Brette_Gerstner_2005.py examples/frompapers/Brunel_2000.py examples/frompapers/Maass_Natschlaeger_Markram_2002.py examples/frompapers/Touboul_Brette_2008.py examples/frompapers/Spreizer_et_al_2019/Spreizer_et_al_2019.py examples/frompapers/Wang_2002.py examples/frompapers/Tetzlaff_2015.py examples/frompapers/Nicola_Clopath_2017.py examples/frompapers/Destexhe_et_al_1998.py examples/frompapers/Platkiewicz_Brette_2011.py examples/frompapers/Jansen_Rit_1995_single_column.py examples/frompapers/Clopath_et_al_2010_no_homeostasis.py examples/frompapers/Naud_et_al_2008_adex_firing_patterns.py examples/frompapers/Brette_2012/Fig1.py examples/frompapers/Brette_2012/Fig3CF.py examples/frompapers/Brette_2012/params.py examples/frompapers/Brette_2012/Fig5A.py examples/frompapers/Brette_2012/Fig4.py examples/frompapers/Brette_2012/Fig3AB.py examples/frompapers/Tsodyks_Uziel_Markram_2000.py examples/frompapers/Kremer_et_al_2011_barrel_cortex.py examples/frompapers/Tsodyks_Pawelzik_Markram_1998.py examples/frompapers/Morris_Lecar_1981.py examples/synapses/licklider.py examples/synapses/nonlinear.py examples/synapses/continuous_interaction.py examples/synapses/STDP.py examples/synapses/synapses.py examples/synapses/spike_based_homeostasis.py examples/synapses/state_variables.py examples/synapses/jeffress.py examples/synapses/gapjunctions.py examples/synapses/efficient_gaussian_connectivity.py examples/synapses/spatial_connections.py examples/phase_locking.py examples/multiprocessing/02_using_standalone.py examples/multiprocessing/03_standalone_joblib.py examples/multiprocessing/01_using_cython.py examples/IF_curve_LIF.py examples/COBAHH.py examples/adaptive_threshold.py examples/coupled_oscillators.py examples/advanced/stochastic_odes.py examples/advanced/exprel_function.py examples/advanced/float_32_64_benchmark.py examples/advanced/custom_events.py examples/advanced/COBAHH_approximated.py examples/advanced/modelfitting_sbi.py examples/advanced/compare_GSL_to_conventional.py examples/advanced/Ornstein_Uhlenbeck.py examples/advanced/opencv_movie.py examples/reliability.py examples/IF_curve_Hodgkin_Huxley.py + RPM_EC=0 ++ jobs -p + exit 0 Executing(%generate_buildrequires): /bin/sh -e /var/tmp/rpm-tmp.Uaf8In + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + cd brian2-2.7.1 + export SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 + SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CFLAGS + CXXFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CXXFLAGS + FFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FFLAGS + FCFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FCFLAGS + VALAFLAGS=-g + export VALAFLAGS + RUSTFLAGS='-Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cstrip=none -Cforce-frame-pointers=yes -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn' + export RUSTFLAGS + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + export LDFLAGS + LT_SYS_LIBRARY_PATH=/usr/lib64: + export LT_SYS_LIBRARY_PATH + CC=gcc + export CC + CXX=g++ + export CXX + echo pyproject-rpm-macros + echo python3-devel + echo 'python3dist(pip) >= 19' + echo 'python3dist(packaging)' + '[' -f pyproject.toml ']' + echo '(python3dist(tomli) if python3-devel < 3.11)' + rm -rfv '*.dist-info/' + '[' -f /usr/bin/python3 ']' + mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir + echo -n + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + TMPDIR=/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir + RPM_TOXENV=py313 + HOSTNAME=rpmbuild + /usr/bin/python3 -Bs /usr/lib/rpm/redhat/pyproject_buildrequires.py --generate-extras --python3_pkgversion 3 --wheeldir /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/pyproject-wheeldir --output /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-buildrequires -r -x test Handling setuptools>=61 from build-system.requires Requirement satisfied: setuptools>=61 (installed: setuptools 69.2.0) Handling numpy from build-system.requires Requirement satisfied: numpy (installed: numpy 1.26.4) Handling wheel from build-system.requires Requirement satisfied: wheel (installed: wheel 0.43.0) Handling Cython from build-system.requires Requirement satisfied: Cython (installed: Cython 3.0.9) Handling setuptools_scm[toml]>=6.2 from build-system.requires Requirement satisfied: setuptools_scm[toml]>=6.2 (installed: setuptools_scm 8.0.4) (extras are currently not checked) Compiling brian2/synapses/cythonspikequeue.pyx because it changed. [1/1] Cythonizing brian2/synapses/cythonspikequeue.pyx running egg_info creating Brian2.egg-info writing Brian2.egg-info/PKG-INFO writing dependency_links to Brian2.egg-info/dependency_links.txt writing requirements to Brian2.egg-info/requires.txt writing top-level names to Brian2.egg-info/top_level.txt writing manifest file 'Brian2.egg-info/SOURCES.txt' WARNING setuptools_scm._file_finders.git git archive detected - fallback to listing all files reading manifest template 'MANIFEST.in' no previously-included directories found matching 'docs_sphinx/reference' no previously-included directories found matching 'docs_sphinx/examples' no previously-included directories found matching 'docs_sphinx/resources' warning: no previously-included files matching '.gitignore' found anywhere in distribution warning: no previously-included files found matching '*.yml' adding license file 'LICENSE' adding license file 'AUTHORS' writing manifest file 'Brian2.egg-info/SOURCES.txt' Handling wheel from get_requires_for_build_wheel Requirement satisfied: wheel (installed: wheel 0.43.0) running dist_info writing Brian2.egg-info/PKG-INFO writing dependency_links to Brian2.egg-info/dependency_links.txt writing requirements to Brian2.egg-info/requires.txt writing top-level names to Brian2.egg-info/top_level.txt WARNING setuptools_scm._file_finders.git git archive detected - fallback to listing all files reading manifest template 'MANIFEST.in' no previously-included directories found matching 'docs_sphinx/reference' no previously-included directories found matching 'docs_sphinx/examples' no previously-included directories found matching 'docs_sphinx/resources' warning: no previously-included files matching '.gitignore' found anywhere in distribution warning: no previously-included files found matching '*.yml' adding license file 'LICENSE' adding license file 'AUTHORS' writing manifest file 'Brian2.egg-info/SOURCES.txt' creating '/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/Brian2-2.7.1.dist-info' Handling numpy >=1.23.5 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: numpy >=1.23.5 (installed: numpy 1.26.4) Handling cython >=0.29.21 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: cython >=0.29.21 (installed: cython 3.0.9) Handling sympy >=1.2 from hook generated metadata: Requires-Dist (Brian2) Requirement not satisfied: sympy >=1.2 Handling pyparsing from hook generated metadata: Requires-Dist (Brian2) Requirement not satisfied: pyparsing Handling jinja2 >=2.7 from hook generated metadata: Requires-Dist (Brian2) Requirement not satisfied: jinja2 >=2.7 Handling setuptools >=61 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: setuptools >=61 (installed: setuptools 69.2.0) Handling packaging from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: packaging (installed: packaging 24.1) Handling py-cpuinfo ; platform_system == "Windows" from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: py-cpuinfo ; platform_system == "Windows" Handling sphinx >=7 ; extra == 'docs' from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: sphinx >=7 ; extra == 'docs' Handling ipython >=5 ; extra == 'docs' from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: ipython >=5 ; extra == 'docs' Handling sphinx-tabs ; extra == 'docs' from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: sphinx-tabs ; extra == 'docs' Handling pytest ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement not satisfied: pytest ; extra == 'test' Handling pytest-xdist >=1.22.3 ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement not satisfied: pytest-xdist >=1.22.3 ; extra == 'test' Handling pytest-cov >=2.0 ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement not satisfied: pytest-cov >=2.0 ; extra == 'test' Handling pytest-timeout ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement not satisfied: pytest-timeout ; extra == 'test' + cat /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-buildrequires + rm -rfv Brian2-2.7.1.dist-info/ removed 'Brian2-2.7.1.dist-info/AUTHORS' removed 'Brian2-2.7.1.dist-info/METADATA' removed 'Brian2-2.7.1.dist-info/LICENSE' removed 'Brian2-2.7.1.dist-info/top_level.txt' removed directory 'Brian2-2.7.1.dist-info/' + RPM_EC=0 ++ jobs -p + exit 0 Wrote: /builddir/build/SRPMS/python-brian2-2.7.1-9.fc41.buildreqs.nosrc.rpm Child return code was: 11 Dynamic buildrequires detected Going to install missing buildrequires. See root.log for details. ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -br --noclean --target riscv64 --nodeps /builddir/build/SPECS/python-brian2.spec'], chrootPath='/var/lib/mock/f41-build-822918-153091/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'C.UTF-8'}shell=Falselogger=timeout=1209600uid=991gid=135user='mockbuild'nspawn_args=[]unshare_net=TrueraiseExc=FalseprintOutput=False) Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -br --noclean --target riscv64 --nodeps /builddir/build/SPECS/python-brian2.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'C.UTF-8'} and shell False Building target platforms: riscv64 Building for target riscv64 setting SOURCE_DATE_EPOCH=1721347200 Executing(%mkbuilddir): /bin/sh -e /var/tmp/rpm-tmp.yvLhI5 + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + test -d /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/rm -rf /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build + /usr/bin/mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build/SPECPARTS + RPM_EC=0 ++ jobs -p + exit 0 Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.It4Iek + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + cd /builddir/build/BUILD/python-brian2-2.7.1-build + rm -rf brian2-2.7.1 + /usr/lib/rpm/rpmuncompress -x /builddir/build/SOURCES/brian2-2.7.1.tar.gz + STATUS=0 + '[' 0 -ne 0 ']' + cd brian2-2.7.1 + /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w . + rm -rf examples/multiprocessing/standalone307987 + sed -i -e 's/"numpy>=2.*",/"numpy",/' pyproject.toml + find . -name .gitignore -print -delete ./dev/benchmarks/.gitignore ./dev/tools/.gitignore ./examples/standalone/.gitignore ./examples/frompapers/.gitignore ./examples/.gitignore ./brian2/core/.gitignore ./brian2/synapses/.gitignore ./brian2/tests/.gitignore ./docs_sphinx/_static/.gitignore ./docs_sphinx/.gitignore ./.gitignore + rm -rvf Brian2.egg-info + rm -f brian2/synapses/cythonspikequeue.cpp + find examples -name '*.py' -print -exec sed -i 's|^#!/usr/bin/env python|#!/usr/bin/python3|' '{}' ';' examples/non_reliability.py examples/CUBA.py examples/compartmental/cylinder.py examples/compartmental/hh_with_spikes.py examples/compartmental/hodgkin_huxley_1952.py examples/compartmental/infinite_cable.py examples/compartmental/lfp.py examples/compartmental/bipolar_cell.py examples/compartmental/spike_initiation.py examples/compartmental/rall.py examples/compartmental/bipolar_with_inputs.py examples/compartmental/morphotest.py examples/compartmental/bipolar_with_inputs2.py examples/standalone/standalone_multiple_processes.py examples/standalone/cuba_openmp.py examples/standalone/standalone_multiplerun.py examples/standalone/simple_case_build.py examples/standalone/STDP_standalone.py examples/standalone/simple_case.py examples/frompapers/Wang_Buszaki_1996.py examples/frompapers/Stimberg_et_al_2019/example_3_bisection_standalone.py examples/frompapers/Stimberg_et_al_2019/example_3_bisection.py examples/frompapers/Rossant_et_al_2011bis.py examples/frompapers/Clopath_et_al_2010_homeostasis.py examples/frompapers/Brette_Guigon_2003.py examples/frompapers/Brette_2004.py examples/frompapers/Sturzl_et_al_2000.py examples/frompapers/Brunel_Hakim_1999.py examples/frompapers/Izhikevich_2003.py examples/frompapers/Hindmarsh_Rose_1984.py examples/frompapers/Stimberg_et_al_2018/example_5_astro_ring.py examples/frompapers/Stimberg_et_al_2018/example_4_rsmean.py examples/frompapers/Stimberg_et_al_2018/example_1_COBA.py examples/frompapers/Stimberg_et_al_2018/example_2_gchi_astrocyte.py examples/frompapers/Stimberg_et_al_2018/example_3_io_synapse.py examples/frompapers/Stimberg_et_al_2018/example_6_COBA_with_astro.py examples/frompapers/Stimberg_et_al_2018/plot_utils.py examples/frompapers/Stimberg_et_al_2018/example_4_synrel.py examples/frompapers/Rothman_Manis_2003.py examples/frompapers/Diesmann_et_al_1999.py examples/frompapers/Izhikevich_2007.py examples/frompapers/Graupner_Brunel_2012.py examples/frompapers/Brunel_Wang_2001.py examples/frompapers/Vogels_et_al_2011.py examples/frompapers/Brette_Gerstner_2005.py examples/frompapers/Brunel_2000.py examples/frompapers/Maass_Natschlaeger_Markram_2002.py examples/frompapers/Touboul_Brette_2008.py examples/frompapers/Spreizer_et_al_2019/Spreizer_et_al_2019.py examples/frompapers/Wang_2002.py examples/frompapers/Tetzlaff_2015.py examples/frompapers/Nicola_Clopath_2017.py examples/frompapers/Destexhe_et_al_1998.py examples/frompapers/Platkiewicz_Brette_2011.py examples/frompapers/Jansen_Rit_1995_single_column.py examples/frompapers/Clopath_et_al_2010_no_homeostasis.py examples/frompapers/Naud_et_al_2008_adex_firing_patterns.py examples/frompapers/Brette_2012/Fig1.py examples/frompapers/Brette_2012/Fig3CF.py examples/frompapers/Brette_2012/params.py examples/frompapers/Brette_2012/Fig5A.py examples/frompapers/Brette_2012/Fig4.py examples/frompapers/Brette_2012/Fig3AB.py examples/frompapers/Tsodyks_Uziel_Markram_2000.py examples/frompapers/Kremer_et_al_2011_barrel_cortex.py examples/frompapers/Tsodyks_Pawelzik_Markram_1998.py examples/frompapers/Morris_Lecar_1981.py examples/synapses/licklider.py examples/synapses/nonlinear.py examples/synapses/continuous_interaction.py examples/synapses/STDP.py examples/synapses/synapses.py examples/synapses/spike_based_homeostasis.py examples/synapses/state_variables.py examples/synapses/jeffress.py examples/synapses/gapjunctions.py examples/synapses/efficient_gaussian_connectivity.py examples/synapses/spatial_connections.py examples/phase_locking.py examples/multiprocessing/02_using_standalone.py examples/multiprocessing/03_standalone_joblib.py examples/multiprocessing/01_using_cython.py examples/IF_curve_LIF.py examples/COBAHH.py examples/adaptive_threshold.py examples/coupled_oscillators.py examples/advanced/stochastic_odes.py examples/advanced/exprel_function.py examples/advanced/float_32_64_benchmark.py examples/advanced/custom_events.py examples/advanced/COBAHH_approximated.py examples/advanced/modelfitting_sbi.py examples/advanced/compare_GSL_to_conventional.py examples/advanced/Ornstein_Uhlenbeck.py examples/advanced/opencv_movie.py examples/reliability.py examples/IF_curve_Hodgkin_Huxley.py + RPM_EC=0 ++ jobs -p + exit 0 Executing(%generate_buildrequires): /bin/sh -e /var/tmp/rpm-tmp.YkJpWt + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + cd brian2-2.7.1 + export SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 + SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CFLAGS + CXXFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CXXFLAGS + FFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FFLAGS + FCFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FCFLAGS + VALAFLAGS=-g + export VALAFLAGS + RUSTFLAGS='-Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cstrip=none -Cforce-frame-pointers=yes -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn' + export RUSTFLAGS + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + export LDFLAGS + LT_SYS_LIBRARY_PATH=/usr/lib64: + export LT_SYS_LIBRARY_PATH + CC=gcc + export CC + CXX=g++ + export CXX + echo pyproject-rpm-macros + echo python3-devel + echo 'python3dist(pip) >= 19' + echo 'python3dist(packaging)' + '[' -f pyproject.toml ']' + echo '(python3dist(tomli) if python3-devel < 3.11)' + rm -rfv '*.dist-info/' + '[' -f /usr/bin/python3 ']' + mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir + echo -n + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + TMPDIR=/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir + RPM_TOXENV=py313 + HOSTNAME=rpmbuild + /usr/bin/python3 -Bs /usr/lib/rpm/redhat/pyproject_buildrequires.py --generate-extras --python3_pkgversion 3 --wheeldir /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/pyproject-wheeldir --output /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-buildrequires -r -x test Handling setuptools>=61 from build-system.requires Requirement satisfied: setuptools>=61 (installed: setuptools 69.2.0) Handling numpy from build-system.requires Requirement satisfied: numpy (installed: numpy 1.26.4) Handling wheel from build-system.requires Requirement satisfied: wheel (installed: wheel 0.43.0) Handling Cython from build-system.requires Requirement satisfied: Cython (installed: Cython 3.0.9) Handling setuptools_scm[toml]>=6.2 from build-system.requires Requirement satisfied: setuptools_scm[toml]>=6.2 (installed: setuptools_scm 8.0.4) (extras are currently not checked) Compiling brian2/synapses/cythonspikequeue.pyx because it changed. [1/1] Cythonizing brian2/synapses/cythonspikequeue.pyx running egg_info creating Brian2.egg-info writing Brian2.egg-info/PKG-INFO writing dependency_links to Brian2.egg-info/dependency_links.txt writing requirements to Brian2.egg-info/requires.txt writing top-level names to Brian2.egg-info/top_level.txt writing manifest file 'Brian2.egg-info/SOURCES.txt' WARNING setuptools_scm._file_finders.git git archive detected - fallback to listing all files reading manifest template 'MANIFEST.in' no previously-included directories found matching 'docs_sphinx/reference' no previously-included directories found matching 'docs_sphinx/examples' no previously-included directories found matching 'docs_sphinx/resources' warning: no previously-included files matching '.gitignore' found anywhere in distribution warning: no previously-included files found matching '*.yml' adding license file 'LICENSE' adding license file 'AUTHORS' writing manifest file 'Brian2.egg-info/SOURCES.txt' Handling wheel from get_requires_for_build_wheel Requirement satisfied: wheel (installed: wheel 0.43.0) running dist_info writing Brian2.egg-info/PKG-INFO writing dependency_links to Brian2.egg-info/dependency_links.txt writing requirements to Brian2.egg-info/requires.txt writing top-level names to Brian2.egg-info/top_level.txt WARNING setuptools_scm._file_finders.git git archive detected - fallback to listing all files reading manifest template 'MANIFEST.in' no previously-included directories found matching 'docs_sphinx/reference' no previously-included directories found matching 'docs_sphinx/examples' no previously-included directories found matching 'docs_sphinx/resources' warning: no previously-included files matching '.gitignore' found anywhere in distribution warning: no previously-included files found matching '*.yml' adding license file 'LICENSE' adding license file 'AUTHORS' writing manifest file 'Brian2.egg-info/SOURCES.txt' creating '/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/Brian2-2.7.1.dist-info' Handling numpy >=1.23.5 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: numpy >=1.23.5 (installed: numpy 1.26.4) Handling cython >=0.29.21 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: cython >=0.29.21 (installed: cython 3.0.9) Handling sympy >=1.2 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: sympy >=1.2 (installed: sympy 1.13.0) Handling pyparsing from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: pyparsing (installed: pyparsing 3.1.2) Handling jinja2 >=2.7 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: jinja2 >=2.7 (installed: jinja2 3.1.4) Handling setuptools >=61 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: setuptools >=61 (installed: setuptools 69.2.0) Handling packaging from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: packaging (installed: packaging 24.1) Handling py-cpuinfo ; platform_system == "Windows" from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: py-cpuinfo ; platform_system == "Windows" Handling sphinx >=7 ; extra == 'docs' from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: sphinx >=7 ; extra == 'docs' Handling ipython >=5 ; extra == 'docs' from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: ipython >=5 ; extra == 'docs' Handling sphinx-tabs ; extra == 'docs' from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: sphinx-tabs ; extra == 'docs' Handling pytest ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: pytest ; extra == 'test' (installed: pytest 7.4.3) Handling pytest-xdist >=1.22.3 ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: pytest-xdist >=1.22.3 ; extra == 'test' (installed: pytest-xdist 3.6.1) Handling pytest-cov >=2.0 ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: pytest-cov >=2.0 ; extra == 'test' (installed: pytest-cov 4.0.0) Handling pytest-timeout ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: pytest-timeout ; extra == 'test' (installed: pytest-timeout 2.3.1) + cat /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-buildrequires + rm -rfv Brian2-2.7.1.dist-info/ removed 'Brian2-2.7.1.dist-info/AUTHORS' removed 'Brian2-2.7.1.dist-info/METADATA' removed 'Brian2-2.7.1.dist-info/LICENSE' removed 'Brian2-2.7.1.dist-info/top_level.txt' removed directory 'Brian2-2.7.1.dist-info/' + RPM_EC=0 ++ jobs -p + exit 0 Wrote: /builddir/build/SRPMS/python-brian2-2.7.1-9.fc41.buildreqs.nosrc.rpm Child return code was: 11 Dynamic buildrequires detected Going to install missing buildrequires. See root.log for details. ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -ba --noprep --noclean --target riscv64 --nodeps /builddir/build/SPECS/python-brian2.spec'], chrootPath='/var/lib/mock/f41-build-822918-153091/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'C.UTF-8'}shell=Falselogger=timeout=1209600uid=991gid=135user='mockbuild'nspawn_args=[]unshare_net=TrueprintOutput=False) Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -ba --noprep --noclean --target riscv64 --nodeps /builddir/build/SPECS/python-brian2.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'C.UTF-8'} and shell False Building target platforms: riscv64 Building for target riscv64 setting SOURCE_DATE_EPOCH=1721347200 Executing(%generate_buildrequires): /bin/sh -e /var/tmp/rpm-tmp.u1ko2L + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + cd brian2-2.7.1 + export SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 + SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CFLAGS + CXXFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CXXFLAGS + FFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FFLAGS + FCFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FCFLAGS + VALAFLAGS=-g + export VALAFLAGS + RUSTFLAGS='-Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cstrip=none -Cforce-frame-pointers=yes -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn' + export RUSTFLAGS + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + export LDFLAGS + LT_SYS_LIBRARY_PATH=/usr/lib64: + export LT_SYS_LIBRARY_PATH + CC=gcc + export CC + CXX=g++ + export CXX + echo pyproject-rpm-macros + echo python3-devel + echo 'python3dist(pip) >= 19' + echo 'python3dist(packaging)' + '[' -f pyproject.toml ']' + echo '(python3dist(tomli) if python3-devel < 3.11)' + rm -rfv '*.dist-info/' + '[' -f /usr/bin/python3 ']' + mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir + echo -n + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + TMPDIR=/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir + RPM_TOXENV=py313 + HOSTNAME=rpmbuild + /usr/bin/python3 -Bs /usr/lib/rpm/redhat/pyproject_buildrequires.py --generate-extras --python3_pkgversion 3 --wheeldir /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/pyproject-wheeldir --output /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-buildrequires -r -x test Handling setuptools>=61 from build-system.requires Requirement satisfied: setuptools>=61 (installed: setuptools 69.2.0) Handling numpy from build-system.requires Requirement satisfied: numpy (installed: numpy 1.26.4) Handling wheel from build-system.requires Requirement satisfied: wheel (installed: wheel 0.43.0) Handling Cython from build-system.requires Requirement satisfied: Cython (installed: Cython 3.0.9) Handling setuptools_scm[toml]>=6.2 from build-system.requires Requirement satisfied: setuptools_scm[toml]>=6.2 (installed: setuptools_scm 8.0.4) (extras are currently not checked) running egg_info writing Brian2.egg-info/PKG-INFO writing dependency_links to Brian2.egg-info/dependency_links.txt writing requirements to Brian2.egg-info/requires.txt writing top-level names to Brian2.egg-info/top_level.txt WARNING setuptools_scm._file_finders.git git archive detected - fallback to listing all files reading manifest template 'MANIFEST.in' no previously-included directories found matching 'docs_sphinx/reference' no previously-included directories found matching 'docs_sphinx/examples' no previously-included directories found matching 'docs_sphinx/resources' warning: no previously-included files matching '.gitignore' found anywhere in distribution warning: no previously-included files found matching '*.yml' adding license file 'LICENSE' adding license file 'AUTHORS' writing manifest file 'Brian2.egg-info/SOURCES.txt' Handling wheel from get_requires_for_build_wheel Requirement satisfied: wheel (installed: wheel 0.43.0) running dist_info writing Brian2.egg-info/PKG-INFO writing dependency_links to Brian2.egg-info/dependency_links.txt writing requirements to Brian2.egg-info/requires.txt writing top-level names to Brian2.egg-info/top_level.txt WARNING setuptools_scm._file_finders.git git archive detected - fallback to listing all files reading manifest template 'MANIFEST.in' no previously-included directories found matching 'docs_sphinx/reference' no previously-included directories found matching 'docs_sphinx/examples' no previously-included directories found matching 'docs_sphinx/resources' warning: no previously-included files matching '.gitignore' found anywhere in distribution warning: no previously-included files found matching '*.yml' adding license file 'LICENSE' adding license file 'AUTHORS' writing manifest file 'Brian2.egg-info/SOURCES.txt' creating '/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/Brian2-2.7.1.dist-info' Handling numpy >=1.23.5 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: numpy >=1.23.5 (installed: numpy 1.26.4) Handling cython >=0.29.21 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: cython >=0.29.21 (installed: cython 3.0.9) Handling sympy >=1.2 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: sympy >=1.2 (installed: sympy 1.13.0) Handling pyparsing from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: pyparsing (installed: pyparsing 3.1.2) Handling jinja2 >=2.7 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: jinja2 >=2.7 (installed: jinja2 3.1.4) Handling setuptools >=61 from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: setuptools >=61 (installed: setuptools 69.2.0) Handling packaging from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: packaging (installed: packaging 24.1) Handling py-cpuinfo ; platform_system == "Windows" from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: py-cpuinfo ; platform_system == "Windows" Handling sphinx >=7 ; extra == 'docs' from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: sphinx >=7 ; extra == 'docs' Handling ipython >=5 ; extra == 'docs' from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: ipython >=5 ; extra == 'docs' Handling sphinx-tabs ; extra == 'docs' from hook generated metadata: Requires-Dist (Brian2) Ignoring alien requirement: sphinx-tabs ; extra == 'docs' Handling pytest ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: pytest ; extra == 'test' (installed: pytest 7.4.3) Handling pytest-xdist >=1.22.3 ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: pytest-xdist >=1.22.3 ; extra == 'test' (installed: pytest-xdist 3.6.1) Handling pytest-cov >=2.0 ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: pytest-cov >=2.0 ; extra == 'test' (installed: pytest-cov 4.0.0) Handling pytest-timeout ; extra == 'test' from hook generated metadata: Requires-Dist (Brian2) Requirement satisfied: pytest-timeout ; extra == 'test' (installed: pytest-timeout 2.3.1) + cat /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-buildrequires + rm -rfv Brian2-2.7.1.dist-info/ removed 'Brian2-2.7.1.dist-info/AUTHORS' removed 'Brian2-2.7.1.dist-info/METADATA' removed 'Brian2-2.7.1.dist-info/LICENSE' removed 'Brian2-2.7.1.dist-info/top_level.txt' removed directory 'Brian2-2.7.1.dist-info/' + RPM_EC=0 ++ jobs -p + exit 0 Executing(%build): /bin/sh -e /var/tmp/rpm-tmp.spn7fJ + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CFLAGS + CXXFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CXXFLAGS + FFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FFLAGS + FCFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FCFLAGS + VALAFLAGS=-g + export VALAFLAGS + RUSTFLAGS='-Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cstrip=none -Cforce-frame-pointers=yes -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn' + export RUSTFLAGS + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + export LDFLAGS + LT_SYS_LIBRARY_PATH=/usr/lib64: + export LT_SYS_LIBRARY_PATH + CC=gcc + export CC + CXX=g++ + export CXX + cd brian2-2.7.1 + export SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 + SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 + mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + TMPDIR=/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir + /usr/bin/python3 -Bs /usr/lib/rpm/redhat/pyproject_wheel.py /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/pyproject-wheeldir Processing /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1 Preparing metadata (pyproject.toml): started Running command Preparing metadata (pyproject.toml) running dist_info creating /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir/pip-modern-metadata-xfgy1900/Brian2.egg-info writing /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir/pip-modern-metadata-xfgy1900/Brian2.egg-info/PKG-INFO writing dependency_links to /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir/pip-modern-metadata-xfgy1900/Brian2.egg-info/dependency_links.txt writing requirements to /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir/pip-modern-metadata-xfgy1900/Brian2.egg-info/requires.txt writing top-level names to /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir/pip-modern-metadata-xfgy1900/Brian2.egg-info/top_level.txt writing manifest file '/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir/pip-modern-metadata-xfgy1900/Brian2.egg-info/SOURCES.txt' WARNING setuptools_scm._file_finders.git git archive detected - fallback to listing all files reading manifest template 'MANIFEST.in' no previously-included directories found matching 'docs_sphinx/reference' no previously-included directories found matching 'docs_sphinx/examples' no previously-included directories found matching 'docs_sphinx/resources' warning: no previously-included files matching '.gitignore' found anywhere in distribution warning: no previously-included files found matching '*.yml' adding license file 'LICENSE' adding license file 'AUTHORS' writing manifest file '/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir/pip-modern-metadata-xfgy1900/Brian2.egg-info/SOURCES.txt' creating '/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir/pip-modern-metadata-xfgy1900/Brian2-2.7.1.dist-info' Preparing metadata (pyproject.toml): finished with status 'done' Building wheels for collected packages: Brian2 Building wheel for Brian2 (pyproject.toml): started Running command Building wheel for Brian2 (pyproject.toml) running bdist_wheel running build running build_py creating build creating build/lib.linux-riscv64-cpython-313 creating build/lib.linux-riscv64-cpython-313/brian2 copying brian2/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2 copying brian2/only.py -> build/lib.linux-riscv64-cpython-313/brian2 copying brian2/hears.py -> build/lib.linux-riscv64-cpython-313/brian2 copying brian2/conftest.py -> build/lib.linux-riscv64-cpython-313/brian2 copying brian2/_version.py -> build/lib.linux-riscv64-cpython-313/brian2 copying brian2/numpy_.py -> build/lib.linux-riscv64-cpython-313/brian2 creating build/lib.linux-riscv64-cpython-313/brian2/groups copying brian2/groups/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/groups copying brian2/groups/subgroup.py -> build/lib.linux-riscv64-cpython-313/brian2/groups copying brian2/groups/group.py -> build/lib.linux-riscv64-cpython-313/brian2/groups copying brian2/groups/neurongroup.py -> build/lib.linux-riscv64-cpython-313/brian2/groups creating build/lib.linux-riscv64-cpython-313/brian2/units copying brian2/units/unitsafefunctions.py -> build/lib.linux-riscv64-cpython-313/brian2/units copying brian2/units/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/units copying brian2/units/constants.py -> build/lib.linux-riscv64-cpython-313/brian2/units copying brian2/units/allunits.py -> build/lib.linux-riscv64-cpython-313/brian2/units copying brian2/units/fundamentalunits.py -> build/lib.linux-riscv64-cpython-313/brian2/units copying brian2/units/stdunits.py -> build/lib.linux-riscv64-cpython-313/brian2/units creating build/lib.linux-riscv64-cpython-313/brian2/devices copying brian2/devices/device.py -> build/lib.linux-riscv64-cpython-313/brian2/devices copying brian2/devices/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/devices creating build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/core_preferences.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/base.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/functions.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/names.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/variables.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/clocks.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/spikesource.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/namespace.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/tracking.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/preferences.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/operations.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/magic.py -> build/lib.linux-riscv64-cpython-313/brian2/core copying brian2/core/network.py -> build/lib.linux-riscv64-cpython-313/brian2/core creating build/lib.linux-riscv64-cpython-313/brian2/equations copying brian2/equations/unitcheck.py -> build/lib.linux-riscv64-cpython-313/brian2/equations copying brian2/equations/refractory.py -> build/lib.linux-riscv64-cpython-313/brian2/equations copying brian2/equations/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/equations copying brian2/equations/equations.py -> build/lib.linux-riscv64-cpython-313/brian2/equations copying brian2/equations/codestrings.py -> build/lib.linux-riscv64-cpython-313/brian2/equations creating build/lib.linux-riscv64-cpython-313/brian2/memory copying brian2/memory/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/memory copying brian2/memory/dynamicarray.py -> build/lib.linux-riscv64-cpython-313/brian2/memory creating build/lib.linux-riscv64-cpython-313/brian2/synapses copying brian2/synapses/spikequeue.py -> build/lib.linux-riscv64-cpython-313/brian2/synapses copying brian2/synapses/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/synapses copying brian2/synapses/synapses.py -> build/lib.linux-riscv64-cpython-313/brian2/synapses copying brian2/synapses/parse_synaptic_generator_syntax.py -> build/lib.linux-riscv64-cpython-313/brian2/synapses creating build/lib.linux-riscv64-cpython-313/brian2/stateupdaters copying brian2/stateupdaters/explicit.py -> build/lib.linux-riscv64-cpython-313/brian2/stateupdaters copying brian2/stateupdaters/exact.py -> build/lib.linux-riscv64-cpython-313/brian2/stateupdaters copying brian2/stateupdaters/GSL.py -> build/lib.linux-riscv64-cpython-313/brian2/stateupdaters copying brian2/stateupdaters/exponential_euler.py -> build/lib.linux-riscv64-cpython-313/brian2/stateupdaters copying brian2/stateupdaters/base.py -> build/lib.linux-riscv64-cpython-313/brian2/stateupdaters copying brian2/stateupdaters/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/stateupdaters creating build/lib.linux-riscv64-cpython-313/brian2/random copying brian2/random/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/random creating build/lib.linux-riscv64-cpython-313/brian2/parsing copying brian2/parsing/expressions.py -> build/lib.linux-riscv64-cpython-313/brian2/parsing copying brian2/parsing/functions.py -> build/lib.linux-riscv64-cpython-313/brian2/parsing copying brian2/parsing/sympytools.py -> build/lib.linux-riscv64-cpython-313/brian2/parsing copying brian2/parsing/bast.py -> build/lib.linux-riscv64-cpython-313/brian2/parsing copying brian2/parsing/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/parsing copying brian2/parsing/rendering.py -> build/lib.linux-riscv64-cpython-313/brian2/parsing copying brian2/parsing/statements.py -> build/lib.linux-riscv64-cpython-313/brian2/parsing copying brian2/parsing/dependencies.py -> build/lib.linux-riscv64-cpython-313/brian2/parsing creating build/lib.linux-riscv64-cpython-313/brian2/spatialneuron copying brian2/spatialneuron/morphology.py -> build/lib.linux-riscv64-cpython-313/brian2/spatialneuron copying brian2/spatialneuron/spatialneuron.py -> build/lib.linux-riscv64-cpython-313/brian2/spatialneuron copying brian2/spatialneuron/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/spatialneuron creating build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_poissongroup.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_memory.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_devices.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_base.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_thresholder.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_refractory.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_codestrings.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_parsing.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_namespaces.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_units.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_variables.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_synapses.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_poissoninput.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_codegen.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_functions.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_equations.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_stateupdaters.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_numpy_codegen.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_morphology.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_GSL.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_spatialneuron.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_preferences.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_subgroup.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_neurongroup.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_cpp_standalone.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_utils.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_complex_examples.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_spikegenerator.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_logger.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_network.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_timedarray.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_clocks.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/utils.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_monitor.py -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/test_spikequeue.py -> build/lib.linux-riscv64-cpython-313/brian2/tests creating build/lib.linux-riscv64-cpython-313/brian2/importexport copying brian2/importexport/dictlike.py -> build/lib.linux-riscv64-cpython-313/brian2/importexport copying brian2/importexport/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/importexport copying brian2/importexport/importexport.py -> build/lib.linux-riscv64-cpython-313/brian2/importexport creating build/lib.linux-riscv64-cpython-313/brian2/monitors copying brian2/monitors/spikemonitor.py -> build/lib.linux-riscv64-cpython-313/brian2/monitors copying brian2/monitors/ratemonitor.py -> build/lib.linux-riscv64-cpython-313/brian2/monitors copying brian2/monitors/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/monitors copying brian2/monitors/statemonitor.py -> build/lib.linux-riscv64-cpython-313/brian2/monitors creating build/lib.linux-riscv64-cpython-313/brian2/codegen copying brian2/codegen/translation.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen copying brian2/codegen/templates.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen copying brian2/codegen/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen copying brian2/codegen/permutation_analysis.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen copying brian2/codegen/optimisation.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen copying brian2/codegen/_prefs.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen copying brian2/codegen/get_cpu_flags.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen copying brian2/codegen/codeobject.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen copying brian2/codegen/statements.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen copying brian2/codegen/cpp_prefs.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen copying brian2/codegen/targets.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen creating build/lib.linux-riscv64-cpython-313/brian2/input copying brian2/input/timedarray.py -> build/lib.linux-riscv64-cpython-313/brian2/input copying brian2/input/spikegeneratorgroup.py -> build/lib.linux-riscv64-cpython-313/brian2/input copying brian2/input/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/input copying brian2/input/poissoninput.py -> build/lib.linux-riscv64-cpython-313/brian2/input copying brian2/input/poissongroup.py -> build/lib.linux-riscv64-cpython-313/brian2/input copying brian2/input/binomial.py -> build/lib.linux-riscv64-cpython-313/brian2/input creating build/lib.linux-riscv64-cpython-313/brian2/utils copying brian2/utils/topsort.py -> build/lib.linux-riscv64-cpython-313/brian2/utils copying brian2/utils/caching.py -> build/lib.linux-riscv64-cpython-313/brian2/utils copying brian2/utils/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/utils copying brian2/utils/stringtools.py -> build/lib.linux-riscv64-cpython-313/brian2/utils copying brian2/utils/filelock.py -> build/lib.linux-riscv64-cpython-313/brian2/utils copying brian2/utils/environment.py -> build/lib.linux-riscv64-cpython-313/brian2/utils copying brian2/utils/logger.py -> build/lib.linux-riscv64-cpython-313/brian2/utils copying brian2/utils/filetools.py -> build/lib.linux-riscv64-cpython-313/brian2/utils copying brian2/utils/arrays.py -> build/lib.linux-riscv64-cpython-313/brian2/utils creating build/lib.linux-riscv64-cpython-313/brian2/sphinxext copying brian2/sphinxext/examplefinder.py -> build/lib.linux-riscv64-cpython-313/brian2/sphinxext copying brian2/sphinxext/generate_examples.py -> build/lib.linux-riscv64-cpython-313/brian2/sphinxext copying brian2/sphinxext/generate_reference.py -> build/lib.linux-riscv64-cpython-313/brian2/sphinxext copying brian2/sphinxext/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/sphinxext copying brian2/sphinxext/docscrape_sphinx.py -> build/lib.linux-riscv64-cpython-313/brian2/sphinxext copying brian2/sphinxext/briandoc.py -> build/lib.linux-riscv64-cpython-313/brian2/sphinxext copying brian2/sphinxext/docscrape.py -> build/lib.linux-riscv64-cpython-313/brian2/sphinxext creating build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone copying brian2/devices/cpp_standalone/device.py -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone copying brian2/devices/cpp_standalone/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone copying brian2/devices/cpp_standalone/GSLcodeobject.py -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone copying brian2/devices/cpp_standalone/codeobject.py -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone creating build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates copying brian2/tests/test_templates/test_templates.py -> build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates copying brian2/tests/test_templates/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates creating build/lib.linux-riscv64-cpython-313/brian2/tests/features copying brian2/tests/features/base.py -> build/lib.linux-riscv64-cpython-313/brian2/tests/features copying brian2/tests/features/monitors.py -> build/lib.linux-riscv64-cpython-313/brian2/tests/features copying brian2/tests/features/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/tests/features copying brian2/tests/features/synapses.py -> build/lib.linux-riscv64-cpython-313/brian2/tests/features copying brian2/tests/features/input.py -> build/lib.linux-riscv64-cpython-313/brian2/tests/features copying brian2/tests/features/speed.py -> build/lib.linux-riscv64-cpython-313/brian2/tests/features copying brian2/tests/features/neurongroup.py -> build/lib.linux-riscv64-cpython-313/brian2/tests/features creating build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_2 copying brian2/tests/test_templates/fake_package_2/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_2 creating build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1 copying brian2/tests/test_templates/fake_package_1/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1 creating build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime copying brian2/codegen/runtime/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime creating build/lib.linux-riscv64-cpython-313/brian2/codegen/generators copying brian2/codegen/generators/base.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/generators copying brian2/codegen/generators/cpp_generator.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/generators copying brian2/codegen/generators/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/generators copying brian2/codegen/generators/cython_generator.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/generators copying brian2/codegen/generators/numpy_generator.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/generators copying brian2/codegen/generators/GSL_generator.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/generators creating build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt copying brian2/codegen/runtime/numpy_rt/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt copying brian2/codegen/runtime/numpy_rt/numpy_rt.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt creating build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/GSLcython_rt copying brian2/codegen/runtime/GSLcython_rt/GSLcython_rt.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/GSLcython_rt copying brian2/codegen/runtime/GSLcython_rt/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/GSLcython_rt creating build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt copying brian2/codegen/runtime/cython_rt/__init__.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt copying brian2/codegen/runtime/cython_rt/cython_rt.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt copying brian2/codegen/runtime/cython_rt/extension_manager.py -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt running egg_info writing Brian2.egg-info/PKG-INFO writing dependency_links to Brian2.egg-info/dependency_links.txt writing requirements to Brian2.egg-info/requires.txt writing top-level names to Brian2.egg-info/top_level.txt WARNING setuptools_scm._file_finders.git git archive detected - fallback to listing all files reading manifest template 'MANIFEST.in' no previously-included directories found matching 'docs_sphinx/reference' no previously-included directories found matching 'docs_sphinx/examples' no previously-included directories found matching 'docs_sphinx/resources' warning: no previously-included files matching '.gitignore' found anywhere in distribution warning: no previously-included files found matching '*.yml' adding license file 'LICENSE' adding license file 'AUTHORS' writing manifest file 'Brian2.egg-info/SOURCES.txt' copying brian2/synapses/cspikequeue.cpp -> build/lib.linux-riscv64-cpython-313/brian2/synapses copying brian2/synapses/cythonspikequeue.cpp -> build/lib.linux-riscv64-cpython-313/brian2/synapses copying brian2/synapses/cythonspikequeue.pyx -> build/lib.linux-riscv64-cpython-313/brian2/synapses copying brian2/synapses/stdint_compat.h -> build/lib.linux-riscv64-cpython-313/brian2/synapses copying brian2/spatialneuron/mp_ma_40984_gc2.CNG.swc -> build/lib.linux-riscv64-cpython-313/brian2/spatialneuron copying brian2/tests/func_def_cpp.cpp -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/func_def_cpp.h -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/func_def_cython.pxd -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/func_def_cython.pyx -> build/lib.linux-riscv64-cpython-313/brian2/tests copying brian2/tests/pytest.ini -> build/lib.linux-riscv64-cpython-313/brian2/tests creating build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates_GSL copying brian2/devices/cpp_standalone/templates_GSL/stateupdate.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates_GSL creating build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/common_group.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/common_synapses.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/group_variable_set.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/group_variable_set_conditional.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/main.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/makefile -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/network.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/objects.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/ratemonitor.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/reset.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/run.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/spatialstateupdate.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/spikegenerator.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/spikemonitor.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/statemonitor.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/stateupdate.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/summed_variable.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/synapses.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/synapses_classes.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/synapses_create_array.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/synapses_create_generator.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/synapses_push_spikes.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/threshold.cpp -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates copying brian2/devices/cpp_standalone/templates/win_makefile -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates creating build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/brianlib copying brian2/devices/cpp_standalone/brianlib/clocks.h -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/brianlib copying brian2/devices/cpp_standalone/brianlib/common_math.h -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/brianlib copying brian2/devices/cpp_standalone/brianlib/dynamic_array.h -> build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/brianlib creating build/lib.linux-riscv64-cpython-313/brian2/random/randomkit copying brian2/random/randomkit/randomkit.c -> build/lib.linux-riscv64-cpython-313/brian2/random/randomkit copying brian2/random/randomkit/randomkit.h -> build/lib.linux-riscv64-cpython-313/brian2/random/randomkit creating build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data copying brian2/tests/rallpack_data/README -> build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data copying brian2/tests/rallpack_data/ref_axon.0.neuron -> build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data copying brian2/tests/rallpack_data/ref_axon.x.neuron -> build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data copying brian2/tests/rallpack_data/ref_branch.0 -> build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data copying brian2/tests/rallpack_data/ref_branch.x -> build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data copying brian2/tests/rallpack_data/ref_cable.0 -> build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data copying brian2/tests/rallpack_data/ref_cable.x -> build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data creating build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_2/templates copying brian2/tests/test_templates/fake_package_2/templates/A.txt -> build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_2/templates copying brian2/tests/test_templates/fake_package_2/templates/D.txt -> build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_2/templates creating build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1/templates copying brian2/tests/test_templates/fake_package_1/templates/A.txt -> build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1/templates copying brian2/tests/test_templates/fake_package_1/templates/B.txt -> build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1/templates copying brian2/tests/test_templates/fake_package_1/templates/C.txt -> build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1/templates copying brian2/tests/test_templates/fake_package_1/templates/D.txt -> build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1/templates creating build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/common_group.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/group_get_indices.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/group_variable_get.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/group_variable_get_conditional.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/group_variable_set.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/group_variable_set_conditional.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/ratemonitor.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/reset.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/spatialstateupdate.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/spikegenerator.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/spikemonitor.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/statemonitor.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/stateupdate.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/summed_variable.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/synapses.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/synapses_create_array.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/synapses_create_generator.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/synapses_push_spikes.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates copying brian2/codegen/runtime/numpy_rt/templates/threshold.py_ -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates creating build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/GSLcython_rt/templates copying brian2/codegen/runtime/GSLcython_rt/templates/stateupdate.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/GSLcython_rt/templates creating build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/common_group.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/group_get_indices.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/group_variable_get.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/group_variable_get_conditional.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/group_variable_set.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/group_variable_set_conditional.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/ratemonitor.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/reset.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/spatialstateupdate.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/spikegenerator.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/spikemonitor.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/statemonitor.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/stateupdate.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/summed_variable.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/synapses.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/synapses_create_array.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/synapses_create_generator.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/synapses_push_spikes.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates copying brian2/codegen/runtime/cython_rt/templates/threshold.pyx -> build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates running build_ext building 'brian2.synapses.cythonspikequeue' extension creating build/temp.linux-riscv64-cpython-313 creating build/temp.linux-riscv64-cpython-313/brian2 creating build/temp.linux-riscv64-cpython-313/brian2/synapses gcc -fno-strict-overflow -Wsign-compare -DNDEBUG -fexceptions -fexceptions -fexceptions -O3 -O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -fPIC -I/usr/lib64/python3.13/site-packages/numpy/core/include -I/usr/include/python3.13 -c brian2/synapses/cythonspikequeue.cpp -o build/temp.linux-riscv64-cpython-313/brian2/synapses/cythonspikequeue.o In file included from /usr/lib64/python3.13/site-packages/numpy/core/include/numpy/ndarraytypes.h:1929, from /usr/lib64/python3.13/site-packages/numpy/core/include/numpy/ndarrayobject.h:12, from /usr/lib64/python3.13/site-packages/numpy/core/include/numpy/arrayobject.h:5, from brian2/synapses/cythonspikequeue.cpp:1249: /usr/lib64/python3.13/site-packages/numpy/core/include/numpy/npy_1_7_deprecated_api.h:17:2: warning: #warning "Using deprecated NumPy API, disable it with " "#define NPY_NO_DEPRECATED_API NPY_1_7_API_VERSION" [-Wcpp] 17 | #warning "Using deprecated NumPy API, disable it with " \ | ^~~~~~~ g++ -shared -Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes -O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer build/temp.linux-riscv64-cpython-313/brian2/synapses/cythonspikequeue.o -L/usr/lib64 -o build/lib.linux-riscv64-cpython-313/brian2/synapses/cythonspikequeue.cpython-313-riscv64-linux-gnu.so installing to build/bdist.linux-riscv64/wheel running install running install_lib creating build/bdist.linux-riscv64 creating build/bdist.linux-riscv64/wheel creating build/bdist.linux-riscv64/wheel/brian2 creating build/bdist.linux-riscv64/wheel/brian2/groups copying build/lib.linux-riscv64-cpython-313/brian2/groups/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/groups copying build/lib.linux-riscv64-cpython-313/brian2/groups/subgroup.py -> build/bdist.linux-riscv64/wheel/brian2/groups copying build/lib.linux-riscv64-cpython-313/brian2/groups/group.py -> build/bdist.linux-riscv64/wheel/brian2/groups copying build/lib.linux-riscv64-cpython-313/brian2/groups/neurongroup.py -> build/bdist.linux-riscv64/wheel/brian2/groups creating build/bdist.linux-riscv64/wheel/brian2/units copying build/lib.linux-riscv64-cpython-313/brian2/units/unitsafefunctions.py -> build/bdist.linux-riscv64/wheel/brian2/units copying build/lib.linux-riscv64-cpython-313/brian2/units/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/units copying build/lib.linux-riscv64-cpython-313/brian2/units/constants.py -> build/bdist.linux-riscv64/wheel/brian2/units copying build/lib.linux-riscv64-cpython-313/brian2/units/allunits.py -> build/bdist.linux-riscv64/wheel/brian2/units copying build/lib.linux-riscv64-cpython-313/brian2/units/fundamentalunits.py -> build/bdist.linux-riscv64/wheel/brian2/units copying build/lib.linux-riscv64-cpython-313/brian2/units/stdunits.py -> build/bdist.linux-riscv64/wheel/brian2/units creating build/bdist.linux-riscv64/wheel/brian2/devices copying build/lib.linux-riscv64-cpython-313/brian2/devices/device.py -> build/bdist.linux-riscv64/wheel/brian2/devices copying build/lib.linux-riscv64-cpython-313/brian2/devices/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/devices creating build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/device.py -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone creating build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates_GSL copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates_GSL/stateupdate.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates_GSL copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone creating build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/spatialstateupdate.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/statemonitor.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/synapses_push_spikes.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/common_synapses.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/spikemonitor.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/synapses_create_array.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/common_group.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/group_variable_set_conditional.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/run.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/stateupdate.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/synapses_create_generator.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/ratemonitor.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/summed_variable.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/makefile -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/synapses_classes.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/win_makefile -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/threshold.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/reset.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/synapses.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/group_variable_set.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/network.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/objects.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/spikegenerator.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/templates/main.cpp -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/templates copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/GSLcodeobject.py -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/codeobject.py -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone creating build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/brianlib copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/brianlib/clocks.h -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/brianlib copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/brianlib/dynamic_array.h -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/brianlib copying build/lib.linux-riscv64-cpython-313/brian2/devices/cpp_standalone/brianlib/common_math.h -> build/bdist.linux-riscv64/wheel/brian2/devices/cpp_standalone/brianlib creating build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/core_preferences.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/base.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/functions.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/names.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/variables.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/clocks.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/spikesource.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/namespace.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/tracking.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/preferences.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/operations.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/magic.py -> build/bdist.linux-riscv64/wheel/brian2/core copying build/lib.linux-riscv64-cpython-313/brian2/core/network.py -> build/bdist.linux-riscv64/wheel/brian2/core creating build/bdist.linux-riscv64/wheel/brian2/equations copying build/lib.linux-riscv64-cpython-313/brian2/equations/unitcheck.py -> build/bdist.linux-riscv64/wheel/brian2/equations copying build/lib.linux-riscv64-cpython-313/brian2/equations/refractory.py -> build/bdist.linux-riscv64/wheel/brian2/equations copying build/lib.linux-riscv64-cpython-313/brian2/equations/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/equations copying build/lib.linux-riscv64-cpython-313/brian2/equations/equations.py -> build/bdist.linux-riscv64/wheel/brian2/equations copying build/lib.linux-riscv64-cpython-313/brian2/equations/codestrings.py -> build/bdist.linux-riscv64/wheel/brian2/equations creating build/bdist.linux-riscv64/wheel/brian2/memory copying build/lib.linux-riscv64-cpython-313/brian2/memory/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/memory copying build/lib.linux-riscv64-cpython-313/brian2/memory/dynamicarray.py -> build/bdist.linux-riscv64/wheel/brian2/memory copying build/lib.linux-riscv64-cpython-313/brian2/__init__.py -> build/bdist.linux-riscv64/wheel/brian2 creating build/bdist.linux-riscv64/wheel/brian2/synapses copying build/lib.linux-riscv64-cpython-313/brian2/synapses/spikequeue.py -> build/bdist.linux-riscv64/wheel/brian2/synapses copying build/lib.linux-riscv64-cpython-313/brian2/synapses/cythonspikequeue.pyx -> build/bdist.linux-riscv64/wheel/brian2/synapses copying build/lib.linux-riscv64-cpython-313/brian2/synapses/cspikequeue.cpp -> build/bdist.linux-riscv64/wheel/brian2/synapses copying build/lib.linux-riscv64-cpython-313/brian2/synapses/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/synapses copying build/lib.linux-riscv64-cpython-313/brian2/synapses/cythonspikequeue.cpython-313-riscv64-linux-gnu.so -> build/bdist.linux-riscv64/wheel/brian2/synapses copying build/lib.linux-riscv64-cpython-313/brian2/synapses/synapses.py -> build/bdist.linux-riscv64/wheel/brian2/synapses copying build/lib.linux-riscv64-cpython-313/brian2/synapses/cythonspikequeue.cpp -> build/bdist.linux-riscv64/wheel/brian2/synapses copying build/lib.linux-riscv64-cpython-313/brian2/synapses/parse_synaptic_generator_syntax.py -> build/bdist.linux-riscv64/wheel/brian2/synapses copying build/lib.linux-riscv64-cpython-313/brian2/synapses/stdint_compat.h -> build/bdist.linux-riscv64/wheel/brian2/synapses copying build/lib.linux-riscv64-cpython-313/brian2/only.py -> build/bdist.linux-riscv64/wheel/brian2 creating build/bdist.linux-riscv64/wheel/brian2/stateupdaters copying build/lib.linux-riscv64-cpython-313/brian2/stateupdaters/explicit.py -> build/bdist.linux-riscv64/wheel/brian2/stateupdaters copying build/lib.linux-riscv64-cpython-313/brian2/stateupdaters/exact.py -> build/bdist.linux-riscv64/wheel/brian2/stateupdaters copying build/lib.linux-riscv64-cpython-313/brian2/stateupdaters/GSL.py -> build/bdist.linux-riscv64/wheel/brian2/stateupdaters copying build/lib.linux-riscv64-cpython-313/brian2/stateupdaters/exponential_euler.py -> build/bdist.linux-riscv64/wheel/brian2/stateupdaters copying build/lib.linux-riscv64-cpython-313/brian2/stateupdaters/base.py -> build/bdist.linux-riscv64/wheel/brian2/stateupdaters copying build/lib.linux-riscv64-cpython-313/brian2/stateupdaters/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/stateupdaters copying build/lib.linux-riscv64-cpython-313/brian2/hears.py -> build/bdist.linux-riscv64/wheel/brian2 copying build/lib.linux-riscv64-cpython-313/brian2/conftest.py -> build/bdist.linux-riscv64/wheel/brian2 creating build/bdist.linux-riscv64/wheel/brian2/random copying build/lib.linux-riscv64-cpython-313/brian2/random/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/random creating build/bdist.linux-riscv64/wheel/brian2/random/randomkit copying build/lib.linux-riscv64-cpython-313/brian2/random/randomkit/randomkit.h -> build/bdist.linux-riscv64/wheel/brian2/random/randomkit copying build/lib.linux-riscv64-cpython-313/brian2/random/randomkit/randomkit.c -> build/bdist.linux-riscv64/wheel/brian2/random/randomkit creating build/bdist.linux-riscv64/wheel/brian2/parsing copying build/lib.linux-riscv64-cpython-313/brian2/parsing/expressions.py -> build/bdist.linux-riscv64/wheel/brian2/parsing copying build/lib.linux-riscv64-cpython-313/brian2/parsing/functions.py -> build/bdist.linux-riscv64/wheel/brian2/parsing copying build/lib.linux-riscv64-cpython-313/brian2/parsing/sympytools.py -> build/bdist.linux-riscv64/wheel/brian2/parsing copying build/lib.linux-riscv64-cpython-313/brian2/parsing/bast.py -> build/bdist.linux-riscv64/wheel/brian2/parsing copying build/lib.linux-riscv64-cpython-313/brian2/parsing/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/parsing copying build/lib.linux-riscv64-cpython-313/brian2/parsing/rendering.py -> build/bdist.linux-riscv64/wheel/brian2/parsing copying build/lib.linux-riscv64-cpython-313/brian2/parsing/statements.py -> build/bdist.linux-riscv64/wheel/brian2/parsing copying build/lib.linux-riscv64-cpython-313/brian2/parsing/dependencies.py -> build/bdist.linux-riscv64/wheel/brian2/parsing creating build/bdist.linux-riscv64/wheel/brian2/spatialneuron copying build/lib.linux-riscv64-cpython-313/brian2/spatialneuron/morphology.py -> build/bdist.linux-riscv64/wheel/brian2/spatialneuron copying build/lib.linux-riscv64-cpython-313/brian2/spatialneuron/spatialneuron.py -> build/bdist.linux-riscv64/wheel/brian2/spatialneuron copying build/lib.linux-riscv64-cpython-313/brian2/spatialneuron/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/spatialneuron copying build/lib.linux-riscv64-cpython-313/brian2/spatialneuron/mp_ma_40984_gc2.CNG.swc -> build/bdist.linux-riscv64/wheel/brian2/spatialneuron creating build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_poissongroup.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_memory.py -> build/bdist.linux-riscv64/wheel/brian2/tests creating build/bdist.linux-riscv64/wheel/brian2/tests/rallpack_data copying build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data/ref_branch.0 -> build/bdist.linux-riscv64/wheel/brian2/tests/rallpack_data copying build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data/ref_axon.x.neuron -> build/bdist.linux-riscv64/wheel/brian2/tests/rallpack_data copying build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data/README -> build/bdist.linux-riscv64/wheel/brian2/tests/rallpack_data copying build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data/ref_branch.x -> build/bdist.linux-riscv64/wheel/brian2/tests/rallpack_data copying build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data/ref_axon.0.neuron -> build/bdist.linux-riscv64/wheel/brian2/tests/rallpack_data copying build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data/ref_cable.x -> build/bdist.linux-riscv64/wheel/brian2/tests/rallpack_data copying build/lib.linux-riscv64-cpython-313/brian2/tests/rallpack_data/ref_cable.0 -> build/bdist.linux-riscv64/wheel/brian2/tests/rallpack_data copying build/lib.linux-riscv64-cpython-313/brian2/tests/func_def_cpp.h -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/pytest.ini -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_devices.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_base.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_thresholder.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_refractory.py -> build/bdist.linux-riscv64/wheel/brian2/tests creating build/bdist.linux-riscv64/wheel/brian2/tests/test_templates copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/test_templates.py -> build/bdist.linux-riscv64/wheel/brian2/tests/test_templates copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/tests/test_templates creating build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_2 copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_2/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_2 creating build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_2/templates copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_2/templates/A.txt -> build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_2/templates copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_2/templates/D.txt -> build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_2/templates creating build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_1 copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_1 creating build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_1/templates copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1/templates/C.txt -> build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_1/templates copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1/templates/B.txt -> build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_1/templates copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1/templates/A.txt -> build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_1/templates copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_templates/fake_package_1/templates/D.txt -> build/bdist.linux-riscv64/wheel/brian2/tests/test_templates/fake_package_1/templates copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_codestrings.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_parsing.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_namespaces.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/func_def_cython.pxd -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_units.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_variables.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_synapses.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_poissoninput.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_codegen.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_functions.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_equations.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_stateupdaters.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_numpy_codegen.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_morphology.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_GSL.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_spatialneuron.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_preferences.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_subgroup.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_neurongroup.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_cpp_standalone.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_utils.py -> build/bdist.linux-riscv64/wheel/brian2/tests creating build/bdist.linux-riscv64/wheel/brian2/tests/features copying build/lib.linux-riscv64-cpython-313/brian2/tests/features/base.py -> build/bdist.linux-riscv64/wheel/brian2/tests/features copying build/lib.linux-riscv64-cpython-313/brian2/tests/features/monitors.py -> build/bdist.linux-riscv64/wheel/brian2/tests/features copying build/lib.linux-riscv64-cpython-313/brian2/tests/features/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/tests/features copying build/lib.linux-riscv64-cpython-313/brian2/tests/features/synapses.py -> build/bdist.linux-riscv64/wheel/brian2/tests/features copying build/lib.linux-riscv64-cpython-313/brian2/tests/features/input.py -> build/bdist.linux-riscv64/wheel/brian2/tests/features copying build/lib.linux-riscv64-cpython-313/brian2/tests/features/speed.py -> build/bdist.linux-riscv64/wheel/brian2/tests/features copying build/lib.linux-riscv64-cpython-313/brian2/tests/features/neurongroup.py -> build/bdist.linux-riscv64/wheel/brian2/tests/features copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_complex_examples.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_spikegenerator.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_logger.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/func_def_cpp.cpp -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_network.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_timedarray.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_clocks.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/utils.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/func_def_cython.pyx -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_monitor.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/tests/test_spikequeue.py -> build/bdist.linux-riscv64/wheel/brian2/tests copying build/lib.linux-riscv64-cpython-313/brian2/_version.py -> build/bdist.linux-riscv64/wheel/brian2 creating build/bdist.linux-riscv64/wheel/brian2/importexport copying build/lib.linux-riscv64-cpython-313/brian2/importexport/dictlike.py -> build/bdist.linux-riscv64/wheel/brian2/importexport copying build/lib.linux-riscv64-cpython-313/brian2/importexport/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/importexport copying build/lib.linux-riscv64-cpython-313/brian2/importexport/importexport.py -> build/bdist.linux-riscv64/wheel/brian2/importexport creating build/bdist.linux-riscv64/wheel/brian2/monitors copying build/lib.linux-riscv64-cpython-313/brian2/monitors/spikemonitor.py -> build/bdist.linux-riscv64/wheel/brian2/monitors copying build/lib.linux-riscv64-cpython-313/brian2/monitors/ratemonitor.py -> build/bdist.linux-riscv64/wheel/brian2/monitors copying build/lib.linux-riscv64-cpython-313/brian2/monitors/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/monitors copying build/lib.linux-riscv64-cpython-313/brian2/monitors/statemonitor.py -> build/bdist.linux-riscv64/wheel/brian2/monitors creating build/bdist.linux-riscv64/wheel/brian2/codegen copying build/lib.linux-riscv64-cpython-313/brian2/codegen/translation.py -> build/bdist.linux-riscv64/wheel/brian2/codegen copying build/lib.linux-riscv64-cpython-313/brian2/codegen/templates.py -> build/bdist.linux-riscv64/wheel/brian2/codegen copying build/lib.linux-riscv64-cpython-313/brian2/codegen/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/codegen copying build/lib.linux-riscv64-cpython-313/brian2/codegen/permutation_analysis.py -> build/bdist.linux-riscv64/wheel/brian2/codegen copying build/lib.linux-riscv64-cpython-313/brian2/codegen/optimisation.py -> build/bdist.linux-riscv64/wheel/brian2/codegen copying build/lib.linux-riscv64-cpython-313/brian2/codegen/_prefs.py -> build/bdist.linux-riscv64/wheel/brian2/codegen creating build/bdist.linux-riscv64/wheel/brian2/codegen/runtime creating build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt creating build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/spikemonitor.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/group_variable_get.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/statemonitor.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/synapses_push_spikes.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/group_variable_set_conditional.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/ratemonitor.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/group_variable_get_conditional.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/spatialstateupdate.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/synapses_create_generator.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/group_variable_set.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/synapses.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/group_get_indices.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/reset.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/threshold.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/common_group.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/summed_variable.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/spikegenerator.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/synapses_create_array.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/templates/stateupdate.py_ -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/numpy_rt/numpy_rt.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/numpy_rt copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime creating build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/GSLcython_rt copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/GSLcython_rt/GSLcython_rt.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/GSLcython_rt copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/GSLcython_rt/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/GSLcython_rt creating build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/GSLcython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/GSLcython_rt/templates/stateupdate.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/GSLcython_rt/templates creating build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/cython_rt.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt creating build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/common_group.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/threshold.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/statemonitor.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/synapses_push_spikes.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/spikemonitor.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/group_variable_set_conditional.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/group_variable_get_conditional.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/ratemonitor.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/spikegenerator.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/group_variable_get.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/synapses_create_array.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/synapses.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/stateupdate.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/group_get_indices.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/summed_variable.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/group_variable_set.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/spatialstateupdate.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/synapses_create_generator.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/templates/reset.pyx -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt/templates copying build/lib.linux-riscv64-cpython-313/brian2/codegen/runtime/cython_rt/extension_manager.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/runtime/cython_rt copying build/lib.linux-riscv64-cpython-313/brian2/codegen/get_cpu_flags.py -> build/bdist.linux-riscv64/wheel/brian2/codegen copying build/lib.linux-riscv64-cpython-313/brian2/codegen/codeobject.py -> build/bdist.linux-riscv64/wheel/brian2/codegen creating build/bdist.linux-riscv64/wheel/brian2/codegen/generators copying build/lib.linux-riscv64-cpython-313/brian2/codegen/generators/base.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/generators copying build/lib.linux-riscv64-cpython-313/brian2/codegen/generators/cpp_generator.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/generators copying build/lib.linux-riscv64-cpython-313/brian2/codegen/generators/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/generators copying build/lib.linux-riscv64-cpython-313/brian2/codegen/generators/cython_generator.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/generators copying build/lib.linux-riscv64-cpython-313/brian2/codegen/generators/numpy_generator.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/generators copying build/lib.linux-riscv64-cpython-313/brian2/codegen/generators/GSL_generator.py -> build/bdist.linux-riscv64/wheel/brian2/codegen/generators copying build/lib.linux-riscv64-cpython-313/brian2/codegen/statements.py -> build/bdist.linux-riscv64/wheel/brian2/codegen copying build/lib.linux-riscv64-cpython-313/brian2/codegen/cpp_prefs.py -> build/bdist.linux-riscv64/wheel/brian2/codegen copying build/lib.linux-riscv64-cpython-313/brian2/codegen/targets.py -> build/bdist.linux-riscv64/wheel/brian2/codegen creating build/bdist.linux-riscv64/wheel/brian2/input copying build/lib.linux-riscv64-cpython-313/brian2/input/timedarray.py -> build/bdist.linux-riscv64/wheel/brian2/input copying build/lib.linux-riscv64-cpython-313/brian2/input/spikegeneratorgroup.py -> build/bdist.linux-riscv64/wheel/brian2/input copying build/lib.linux-riscv64-cpython-313/brian2/input/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/input copying build/lib.linux-riscv64-cpython-313/brian2/input/poissoninput.py -> build/bdist.linux-riscv64/wheel/brian2/input copying build/lib.linux-riscv64-cpython-313/brian2/input/poissongroup.py -> build/bdist.linux-riscv64/wheel/brian2/input copying build/lib.linux-riscv64-cpython-313/brian2/input/binomial.py -> build/bdist.linux-riscv64/wheel/brian2/input creating build/bdist.linux-riscv64/wheel/brian2/utils copying build/lib.linux-riscv64-cpython-313/brian2/utils/topsort.py -> build/bdist.linux-riscv64/wheel/brian2/utils copying build/lib.linux-riscv64-cpython-313/brian2/utils/caching.py -> build/bdist.linux-riscv64/wheel/brian2/utils copying build/lib.linux-riscv64-cpython-313/brian2/utils/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/utils copying build/lib.linux-riscv64-cpython-313/brian2/utils/stringtools.py -> build/bdist.linux-riscv64/wheel/brian2/utils copying build/lib.linux-riscv64-cpython-313/brian2/utils/filelock.py -> build/bdist.linux-riscv64/wheel/brian2/utils copying build/lib.linux-riscv64-cpython-313/brian2/utils/environment.py -> build/bdist.linux-riscv64/wheel/brian2/utils copying build/lib.linux-riscv64-cpython-313/brian2/utils/logger.py -> build/bdist.linux-riscv64/wheel/brian2/utils copying build/lib.linux-riscv64-cpython-313/brian2/utils/filetools.py -> build/bdist.linux-riscv64/wheel/brian2/utils copying build/lib.linux-riscv64-cpython-313/brian2/utils/arrays.py -> build/bdist.linux-riscv64/wheel/brian2/utils copying build/lib.linux-riscv64-cpython-313/brian2/numpy_.py -> build/bdist.linux-riscv64/wheel/brian2 creating build/bdist.linux-riscv64/wheel/brian2/sphinxext copying build/lib.linux-riscv64-cpython-313/brian2/sphinxext/examplefinder.py -> build/bdist.linux-riscv64/wheel/brian2/sphinxext copying build/lib.linux-riscv64-cpython-313/brian2/sphinxext/generate_examples.py -> build/bdist.linux-riscv64/wheel/brian2/sphinxext copying build/lib.linux-riscv64-cpython-313/brian2/sphinxext/generate_reference.py -> build/bdist.linux-riscv64/wheel/brian2/sphinxext copying build/lib.linux-riscv64-cpython-313/brian2/sphinxext/__init__.py -> build/bdist.linux-riscv64/wheel/brian2/sphinxext copying build/lib.linux-riscv64-cpython-313/brian2/sphinxext/docscrape_sphinx.py -> build/bdist.linux-riscv64/wheel/brian2/sphinxext copying build/lib.linux-riscv64-cpython-313/brian2/sphinxext/briandoc.py -> build/bdist.linux-riscv64/wheel/brian2/sphinxext copying build/lib.linux-riscv64-cpython-313/brian2/sphinxext/docscrape.py -> build/bdist.linux-riscv64/wheel/brian2/sphinxext running install_egg_info Copying Brian2.egg-info to build/bdist.linux-riscv64/wheel/Brian2-2.7.1-py3.13.egg-info running install_scripts creating build/bdist.linux-riscv64/wheel/Brian2-2.7.1.dist-info/WHEEL creating '/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir/pip-wheel-5qdqav22/.tmp-w82yrazi/Brian2-2.7.1-cp313-cp313-linux_riscv64.whl' and adding 'build/bdist.linux-riscv64/wheel' to it adding 'brian2/__init__.py' adding 'brian2/_version.py' adding 'brian2/conftest.py' adding 'brian2/hears.py' adding 'brian2/numpy_.py' adding 'brian2/only.py' adding 'brian2/codegen/__init__.py' adding 'brian2/codegen/_prefs.py' adding 'brian2/codegen/codeobject.py' adding 'brian2/codegen/cpp_prefs.py' adding 'brian2/codegen/get_cpu_flags.py' adding 'brian2/codegen/optimisation.py' adding 'brian2/codegen/permutation_analysis.py' adding 'brian2/codegen/statements.py' adding 'brian2/codegen/targets.py' adding 'brian2/codegen/templates.py' adding 'brian2/codegen/translation.py' adding 'brian2/codegen/generators/GSL_generator.py' adding 'brian2/codegen/generators/__init__.py' adding 'brian2/codegen/generators/base.py' adding 'brian2/codegen/generators/cpp_generator.py' adding 'brian2/codegen/generators/cython_generator.py' adding 'brian2/codegen/generators/numpy_generator.py' adding 'brian2/codegen/runtime/__init__.py' adding 'brian2/codegen/runtime/GSLcython_rt/GSLcython_rt.py' adding 'brian2/codegen/runtime/GSLcython_rt/__init__.py' adding 'brian2/codegen/runtime/GSLcython_rt/templates/stateupdate.pyx' adding 'brian2/codegen/runtime/cython_rt/__init__.py' adding 'brian2/codegen/runtime/cython_rt/cython_rt.py' adding 'brian2/codegen/runtime/cython_rt/extension_manager.py' adding 'brian2/codegen/runtime/cython_rt/templates/common_group.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/group_get_indices.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/group_variable_get.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/group_variable_get_conditional.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/group_variable_set.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/group_variable_set_conditional.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/ratemonitor.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/reset.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/spatialstateupdate.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/spikegenerator.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/spikemonitor.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/statemonitor.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/stateupdate.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/summed_variable.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/synapses.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/synapses_create_array.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/synapses_create_generator.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/synapses_push_spikes.pyx' adding 'brian2/codegen/runtime/cython_rt/templates/threshold.pyx' adding 'brian2/codegen/runtime/numpy_rt/__init__.py' adding 'brian2/codegen/runtime/numpy_rt/numpy_rt.py' adding 'brian2/codegen/runtime/numpy_rt/templates/common_group.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/group_get_indices.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/group_variable_get.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/group_variable_get_conditional.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/group_variable_set.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/group_variable_set_conditional.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/ratemonitor.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/reset.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/spatialstateupdate.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/spikegenerator.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/spikemonitor.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/statemonitor.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/stateupdate.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/summed_variable.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/synapses.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/synapses_create_array.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/synapses_create_generator.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/synapses_push_spikes.py_' adding 'brian2/codegen/runtime/numpy_rt/templates/threshold.py_' adding 'brian2/core/__init__.py' adding 'brian2/core/base.py' adding 'brian2/core/clocks.py' adding 'brian2/core/core_preferences.py' adding 'brian2/core/functions.py' adding 'brian2/core/magic.py' adding 'brian2/core/names.py' adding 'brian2/core/namespace.py' adding 'brian2/core/network.py' adding 'brian2/core/operations.py' adding 'brian2/core/preferences.py' adding 'brian2/core/spikesource.py' adding 'brian2/core/tracking.py' adding 'brian2/core/variables.py' adding 'brian2/devices/__init__.py' adding 'brian2/devices/device.py' adding 'brian2/devices/cpp_standalone/GSLcodeobject.py' adding 'brian2/devices/cpp_standalone/__init__.py' adding 'brian2/devices/cpp_standalone/codeobject.py' adding 'brian2/devices/cpp_standalone/device.py' adding 'brian2/devices/cpp_standalone/brianlib/clocks.h' adding 'brian2/devices/cpp_standalone/brianlib/common_math.h' adding 'brian2/devices/cpp_standalone/brianlib/dynamic_array.h' adding 'brian2/devices/cpp_standalone/templates/common_group.cpp' adding 'brian2/devices/cpp_standalone/templates/common_synapses.cpp' adding 'brian2/devices/cpp_standalone/templates/group_variable_set.cpp' adding 'brian2/devices/cpp_standalone/templates/group_variable_set_conditional.cpp' adding 'brian2/devices/cpp_standalone/templates/main.cpp' adding 'brian2/devices/cpp_standalone/templates/makefile' adding 'brian2/devices/cpp_standalone/templates/network.cpp' adding 'brian2/devices/cpp_standalone/templates/objects.cpp' adding 'brian2/devices/cpp_standalone/templates/ratemonitor.cpp' adding 'brian2/devices/cpp_standalone/templates/reset.cpp' adding 'brian2/devices/cpp_standalone/templates/run.cpp' adding 'brian2/devices/cpp_standalone/templates/spatialstateupdate.cpp' adding 'brian2/devices/cpp_standalone/templates/spikegenerator.cpp' adding 'brian2/devices/cpp_standalone/templates/spikemonitor.cpp' adding 'brian2/devices/cpp_standalone/templates/statemonitor.cpp' adding 'brian2/devices/cpp_standalone/templates/stateupdate.cpp' adding 'brian2/devices/cpp_standalone/templates/summed_variable.cpp' adding 'brian2/devices/cpp_standalone/templates/synapses.cpp' adding 'brian2/devices/cpp_standalone/templates/synapses_classes.cpp' adding 'brian2/devices/cpp_standalone/templates/synapses_create_array.cpp' adding 'brian2/devices/cpp_standalone/templates/synapses_create_generator.cpp' adding 'brian2/devices/cpp_standalone/templates/synapses_push_spikes.cpp' adding 'brian2/devices/cpp_standalone/templates/threshold.cpp' adding 'brian2/devices/cpp_standalone/templates/win_makefile' adding 'brian2/devices/cpp_standalone/templates_GSL/stateupdate.cpp' adding 'brian2/equations/__init__.py' adding 'brian2/equations/codestrings.py' adding 'brian2/equations/equations.py' adding 'brian2/equations/refractory.py' adding 'brian2/equations/unitcheck.py' adding 'brian2/groups/__init__.py' adding 'brian2/groups/group.py' adding 'brian2/groups/neurongroup.py' adding 'brian2/groups/subgroup.py' adding 'brian2/importexport/__init__.py' adding 'brian2/importexport/dictlike.py' adding 'brian2/importexport/importexport.py' adding 'brian2/input/__init__.py' adding 'brian2/input/binomial.py' adding 'brian2/input/poissongroup.py' adding 'brian2/input/poissoninput.py' adding 'brian2/input/spikegeneratorgroup.py' adding 'brian2/input/timedarray.py' adding 'brian2/memory/__init__.py' adding 'brian2/memory/dynamicarray.py' adding 'brian2/monitors/__init__.py' adding 'brian2/monitors/ratemonitor.py' adding 'brian2/monitors/spikemonitor.py' adding 'brian2/monitors/statemonitor.py' adding 'brian2/parsing/__init__.py' adding 'brian2/parsing/bast.py' adding 'brian2/parsing/dependencies.py' adding 'brian2/parsing/expressions.py' adding 'brian2/parsing/functions.py' adding 'brian2/parsing/rendering.py' adding 'brian2/parsing/statements.py' adding 'brian2/parsing/sympytools.py' adding 'brian2/random/__init__.py' adding 'brian2/random/randomkit/randomkit.c' adding 'brian2/random/randomkit/randomkit.h' adding 'brian2/spatialneuron/__init__.py' adding 'brian2/spatialneuron/morphology.py' adding 'brian2/spatialneuron/mp_ma_40984_gc2.CNG.swc' adding 'brian2/spatialneuron/spatialneuron.py' adding 'brian2/sphinxext/__init__.py' adding 'brian2/sphinxext/briandoc.py' adding 'brian2/sphinxext/docscrape.py' adding 'brian2/sphinxext/docscrape_sphinx.py' adding 'brian2/sphinxext/examplefinder.py' adding 'brian2/sphinxext/generate_examples.py' adding 'brian2/sphinxext/generate_reference.py' adding 'brian2/stateupdaters/GSL.py' adding 'brian2/stateupdaters/__init__.py' adding 'brian2/stateupdaters/base.py' adding 'brian2/stateupdaters/exact.py' adding 'brian2/stateupdaters/explicit.py' adding 'brian2/stateupdaters/exponential_euler.py' adding 'brian2/synapses/__init__.py' adding 'brian2/synapses/cspikequeue.cpp' adding 'brian2/synapses/cythonspikequeue.cpp' adding 'brian2/synapses/cythonspikequeue.cpython-313-riscv64-linux-gnu.so' adding 'brian2/synapses/cythonspikequeue.pyx' adding 'brian2/synapses/parse_synaptic_generator_syntax.py' adding 'brian2/synapses/spikequeue.py' adding 'brian2/synapses/stdint_compat.h' adding 'brian2/synapses/synapses.py' adding 'brian2/tests/__init__.py' adding 'brian2/tests/func_def_cpp.cpp' adding 'brian2/tests/func_def_cpp.h' adding 'brian2/tests/func_def_cython.pxd' adding 'brian2/tests/func_def_cython.pyx' adding 'brian2/tests/pytest.ini' adding 'brian2/tests/test_GSL.py' adding 'brian2/tests/test_base.py' adding 'brian2/tests/test_clocks.py' adding 'brian2/tests/test_codegen.py' adding 'brian2/tests/test_codestrings.py' adding 'brian2/tests/test_complex_examples.py' adding 'brian2/tests/test_cpp_standalone.py' adding 'brian2/tests/test_devices.py' adding 'brian2/tests/test_equations.py' adding 'brian2/tests/test_functions.py' adding 'brian2/tests/test_logger.py' adding 'brian2/tests/test_memory.py' adding 'brian2/tests/test_monitor.py' adding 'brian2/tests/test_morphology.py' adding 'brian2/tests/test_namespaces.py' adding 'brian2/tests/test_network.py' adding 'brian2/tests/test_neurongroup.py' adding 'brian2/tests/test_numpy_codegen.py' adding 'brian2/tests/test_parsing.py' adding 'brian2/tests/test_poissongroup.py' adding 'brian2/tests/test_poissoninput.py' adding 'brian2/tests/test_preferences.py' adding 'brian2/tests/test_refractory.py' adding 'brian2/tests/test_spatialneuron.py' adding 'brian2/tests/test_spikegenerator.py' adding 'brian2/tests/test_spikequeue.py' adding 'brian2/tests/test_stateupdaters.py' adding 'brian2/tests/test_subgroup.py' adding 'brian2/tests/test_synapses.py' adding 'brian2/tests/test_thresholder.py' adding 'brian2/tests/test_timedarray.py' adding 'brian2/tests/test_units.py' adding 'brian2/tests/test_utils.py' adding 'brian2/tests/test_variables.py' adding 'brian2/tests/utils.py' adding 'brian2/tests/features/__init__.py' adding 'brian2/tests/features/base.py' adding 'brian2/tests/features/input.py' adding 'brian2/tests/features/monitors.py' adding 'brian2/tests/features/neurongroup.py' adding 'brian2/tests/features/speed.py' adding 'brian2/tests/features/synapses.py' adding 'brian2/tests/rallpack_data/README' adding 'brian2/tests/rallpack_data/ref_axon.0.neuron' adding 'brian2/tests/rallpack_data/ref_axon.x.neuron' adding 'brian2/tests/rallpack_data/ref_branch.0' adding 'brian2/tests/rallpack_data/ref_branch.x' adding 'brian2/tests/rallpack_data/ref_cable.0' adding 'brian2/tests/rallpack_data/ref_cable.x' adding 'brian2/tests/test_templates/__init__.py' adding 'brian2/tests/test_templates/test_templates.py' adding 'brian2/tests/test_templates/fake_package_1/__init__.py' adding 'brian2/tests/test_templates/fake_package_1/templates/A.txt' adding 'brian2/tests/test_templates/fake_package_1/templates/B.txt' adding 'brian2/tests/test_templates/fake_package_1/templates/C.txt' adding 'brian2/tests/test_templates/fake_package_1/templates/D.txt' adding 'brian2/tests/test_templates/fake_package_2/__init__.py' adding 'brian2/tests/test_templates/fake_package_2/templates/A.txt' adding 'brian2/tests/test_templates/fake_package_2/templates/D.txt' adding 'brian2/units/__init__.py' adding 'brian2/units/allunits.py' adding 'brian2/units/constants.py' adding 'brian2/units/fundamentalunits.py' adding 'brian2/units/stdunits.py' adding 'brian2/units/unitsafefunctions.py' adding 'brian2/utils/__init__.py' adding 'brian2/utils/arrays.py' adding 'brian2/utils/caching.py' adding 'brian2/utils/environment.py' adding 'brian2/utils/filelock.py' adding 'brian2/utils/filetools.py' adding 'brian2/utils/logger.py' adding 'brian2/utils/stringtools.py' adding 'brian2/utils/topsort.py' adding 'Brian2-2.7.1.dist-info/AUTHORS' adding 'Brian2-2.7.1.dist-info/LICENSE' adding 'Brian2-2.7.1.dist-info/METADATA' adding 'Brian2-2.7.1.dist-info/WHEEL' adding 'Brian2-2.7.1.dist-info/top_level.txt' adding 'Brian2-2.7.1.dist-info/RECORD' removing build/bdist.linux-riscv64/wheel Building wheel for Brian2 (pyproject.toml): finished with status 'done' Created wheel for Brian2: filename=Brian2-2.7.1-cp313-cp313-linux_riscv64.whl size=1658818 sha256=b1bae4a9b620b291c26f1ac887cbc15a213646830c80bc8f656998cce49e63ec Stored in directory: /builddir/.cache/pip/wheels/11/56/27/b6051a8ca245e8179a8ab0018ad8b8d99642ea7202be4e865e Successfully built Brian2 + RPM_EC=0 ++ jobs -p + exit 0 Executing(%install): /bin/sh -e /var/tmp/rpm-tmp.4mMEl2 + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + '[' /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT '!=' / ']' + rm -rf /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT ++ dirname /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT + mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build + mkdir /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CFLAGS + CXXFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CXXFLAGS + FFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FFLAGS + FCFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FCFLAGS + VALAFLAGS=-g + export VALAFLAGS + RUSTFLAGS='-Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cstrip=none -Cforce-frame-pointers=yes -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn' + export RUSTFLAGS + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + export LDFLAGS + LT_SYS_LIBRARY_PATH=/usr/lib64: + export LT_SYS_LIBRARY_PATH + CC=gcc + export CC + CXX=g++ + export CXX + cd brian2-2.7.1 + export SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 + SETUPTOOLS_SCM_PRETEND_VERSION=2.7.1 ++ ls /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/pyproject-wheeldir/Brian2-2.7.1-cp313-cp313-linux_riscv64.whl ++ sed -E 's/([^-]+)-([^-]+)-.+\.whl/\1==\2/' ++ xargs basename --multiple + specifier=Brian2==2.7.1 + '[' -z Brian2==2.7.1 ']' + TMPDIR=/builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/.pyproject-builddir + /usr/bin/python3 -m pip install --root /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT --prefix /usr --no-deps --disable-pip-version-check --progress-bar off --verbose --ignore-installed --no-warn-script-location --no-index --no-cache-dir --find-links /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/pyproject-wheeldir Brian2==2.7.1 Using pip 24.1.1 from /usr/lib/python3.13/site-packages/pip (python 3.13) Looking in links: /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/pyproject-wheeldir Processing ./pyproject-wheeldir/Brian2-2.7.1-cp313-cp313-linux_riscv64.whl Installing collected packages: Brian2 Successfully installed Brian2-2.7.1 + '[' -d /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/bin ']' + rm -f /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-ghost-distinfo + site_dirs=() + '[' -d /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib/python3.13/site-packages ']' + '[' /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages '!=' /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib/python3.13/site-packages ']' + '[' -d /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages ']' + site_dirs+=("/usr/lib64/python3.13/site-packages") + for site_dir in ${site_dirs[@]} + for distinfo in /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT$site_dir/*.dist-info + echo '%ghost /usr/lib64/python3.13/site-packages/Brian2-2.7.1.dist-info' + sed -i s/pip/rpm/ /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/Brian2-2.7.1.dist-info/INSTALLER + PYTHONPATH=/usr/lib/rpm/redhat + /usr/bin/python3 -B /usr/lib/rpm/redhat/pyproject_preprocess_record.py --buildroot /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT --record /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/Brian2-2.7.1.dist-info/RECORD --output /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-record + rm -fv /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/Brian2-2.7.1.dist-info/RECORD removed '/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/Brian2-2.7.1.dist-info/RECORD' + rm -fv /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/Brian2-2.7.1.dist-info/REQUESTED removed '/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/Brian2-2.7.1.dist-info/REQUESTED' ++ wc -l /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-ghost-distinfo ++ cut -f1 '-d ' + lines=1 + '[' 1 -ne 1 ']' + RPM_FILES_ESCAPE=4.19 + /usr/bin/python3 /usr/lib/rpm/redhat/pyproject_save_files.py --output-files /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-files --output-modules /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-modules --buildroot /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT --sitelib /usr/lib/python3.13/site-packages --sitearch /usr/lib64/python3.13/site-packages --python-version 3.13 --pyproject-record /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-record --prefix /usr -l 'brian2*' + /usr/bin/find-debuginfo -j4 --strict-build-id -m -i --build-id-seed 2.7.1-9.fc41 --unique-debug-suffix -2.7.1-9.fc41.riscv64 --unique-debug-src-base python-brian2-2.7.1-9.fc41.riscv64 --run-dwz --dwz-low-mem-die-limit 10000000 --dwz-max-die-limit 50000000 -S debugsourcefiles.list /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1 find-debuginfo: starting Extracting debug info from 1 files DWARF-compressing 1 files sepdebugcrcfix: Updated 1 CRC32s, 0 CRC32s did match. Creating .debug symlinks for symlinks to ELF files Copying sources found by 'debugedit -l' to /usr/src/debug/python-brian2-2.7.1-9.fc41.riscv64 2647 blocks find-debuginfo: done + /usr/lib/rpm/check-buildroot + /usr/lib/rpm/redhat/brp-ldconfig + /usr/lib/rpm/brp-compress + /usr/lib/rpm/redhat/brp-strip-lto /usr/bin/strip + /usr/lib/rpm/brp-strip-static-archive /usr/bin/strip + /usr/lib/rpm/check-rpaths + /usr/lib/rpm/redhat/brp-mangle-shebangs + /usr/lib/rpm/brp-remove-la-files + env /usr/lib/rpm/redhat/brp-python-bytecompile '' 1 0 -j4 Bytecompiling .py files below /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib/debug/usr/lib64/python3.13 using python3.13 Bytecompiling .py files below /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13 using python3.13 + /usr/lib/rpm/redhat/brp-python-hardlink + /usr/bin/add-determinism --brp -j4 /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/__pycache__/numpy_.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/__pycache__/_version.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/__pycache__/hears.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/__pycache__/only.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/__pycache__/conftest.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/__pycache__/group.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/__pycache__/neurongroup.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/__pycache__/subgroup.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/__pycache__/subgroup.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/__pycache__/constants.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/__pycache__/group.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/__pycache__/fundamentalunits.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/__pycache__/stdunits.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/__pycache__/unitsafefunctions.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/__pycache__/fundamentalunits.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/devices/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/devices/__pycache__/device.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/devices/cpp_standalone/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/devices/cpp_standalone/__pycache__/GSLcodeobject.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/devices/cpp_standalone/__pycache__/codeobject.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/devices/cpp_standalone/__pycache__/device.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/devices/cpp_standalone/__pycache__/device.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/base.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/namespace.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/magic.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/preferences.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/clocks.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/core_preferences.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/operations.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/spikesource.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/tracking.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/network.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/functions.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/variables.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/names.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/__pycache__/variables.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/equations/__pycache__/codestrings.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/equations/__pycache__/unitcheck.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/equations/__pycache__/refractory.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/equations/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/memory/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/memory/__pycache__/dynamicarray.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/equations/__pycache__/equations.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/synapses/__pycache__/parse_synaptic_generator_syntax.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/synapses/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/synapses/__pycache__/spikequeue.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/stateupdaters/__pycache__/exact.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/stateupdaters/__pycache__/base.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/synapses/__pycache__/synapses.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/stateupdaters/__pycache__/exponential_euler.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/stateupdaters/__pycache__/GSL.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/stateupdaters/__pycache__/GSL.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/stateupdaters/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/random/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/__pycache__/dependencies.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/stateupdaters/__pycache__/explicit.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/__pycache__/expressions.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/__pycache__/bast.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/__pycache__/sympytools.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/__pycache__/statements.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/__pycache__/rendering.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/__pycache__/functions.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/spatialneuron/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/spatialneuron/__pycache__/spatialneuron.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_utils.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/__pycache__/allunits.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_base.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_spikegenerator.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/spatialneuron/__pycache__/morphology.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/spatialneuron/__pycache__/morphology.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_refractory.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_units.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_logger.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_codegen.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_equations.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_devices.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_codestrings.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_memory.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_morphology.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_neurongroup.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_synapses.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_refractory.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_monitor.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_variables.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_clocks.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_stateupdaters.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/utils.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_GSL.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_poissongroup.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_numpy_codegen.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_complex_examples.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_functions.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_codestrings.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_spikegenerator.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_thresholder.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_spatialneuron.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_spikequeue.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_monitor.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_timedarray.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_poissoninput.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_timedarray.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_subgroup.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_GSL.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_logger.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_poissoninput.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_variables.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_utils.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_namespaces.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_subgroup.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_cpp_standalone.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_network.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_clocks.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_equations.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_preferences.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_complex_examples.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_devices.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_neurongroup.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_memory.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_preferences.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_spatialneuron.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_stateupdaters.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/utils.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_cpp_standalone.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_base.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_namespaces.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_units.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_network.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_parsing.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_codegen.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_parsing.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_morphology.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_poissongroup.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_synapses.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_templates/__pycache__/test_templates.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_templates/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_templates/__pycache__/test_templates.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_templates/fake_package_2/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/__pycache__/test_functions.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_templates/fake_package_1/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/features/__pycache__/input.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/features/__pycache__/neurongroup.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/features/__pycache__/monitors.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/features/__pycache__/synapses.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/features/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/importexport/__pycache__/importexport.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/importexport/__pycache__/dictlike.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/features/__pycache__/speed.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/features/__pycache__/base.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/importexport/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/monitors/__pycache__/ratemonitor.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/monitors/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/monitors/__pycache__/statemonitor.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/monitors/__pycache__/spikemonitor.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/__pycache__/_prefs.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/__pycache__/targets.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/__pycache__/permutation_analysis.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/__pycache__/translation.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/__pycache__/templates.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/__pycache__/get_cpu_flags.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/__pycache__/statements.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/__pycache__/cpp_prefs.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/numpy_rt/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/__pycache__/codeobject.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/__pycache__/optimisation.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/GSLcython_rt/__pycache__/GSLcython_rt.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/numpy_rt/__pycache__/numpy_rt.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/GSLcython_rt/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/__pycache__/extension_manager.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/__pycache__/cython_rt.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/generators/__pycache__/cython_generator.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/generators/__pycache__/cpp_generator.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/generators/__pycache__/numpy_generator.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/generators/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/generators/__pycache__/base.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/input/__pycache__/binomial.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/generators/__pycache__/cython_generator.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/generators/__pycache__/GSL_generator.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/input/__pycache__/poissoninput.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/input/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/input/__pycache__/spikegeneratorgroup.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/input/__pycache__/poissongroup.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/input/__pycache__/timedarray.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/__pycache__/topsort.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/__pycache__/filetools.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/__pycache__/arrays.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/__pycache__/environment.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/__pycache__/filelock.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/__pycache__/caching.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/__pycache__/stringtools.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/__pycache__/logger.cpython-313.opt-1.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/sphinxext/__pycache__/generate_reference.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/generators/__pycache__/cpp_generator.cpython-313.pyc: replacing with normalized version /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/sphinxext/__pycache__/examplefinder.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/sphinxext/__pycache__/briandoc.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/sphinxext/__pycache__/generate_examples.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/sphinxext/__pycache__/__init__.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/sphinxext/__pycache__/docscrape.cpython-313.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/sphinxext/__pycache__/docscrape_sphinx.cpython-313.opt-1.pyc: rewriting with normalized contents /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/__pycache__/logger.cpython-313.pyc: replacing with normalized version Scanned 87 directories and 600 files, processed 209 inodes, 209 modified (86 replaced + 123 rewritten), 0 unsupported format, 0 errors Reading /builddir/build/BUILD/python-brian2-2.7.1-build/SPECPARTS/rpm-debuginfo.specpart Executing(%check): /bin/sh -e /var/tmp/rpm-tmp.3MQfmI + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + CFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CFLAGS + CXXFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer ' + export CXXFLAGS + FFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FFLAGS + FCFLAGS='-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/lib64/gfortran/modules ' + export FCFLAGS + VALAFLAGS=-g + export VALAFLAGS + RUSTFLAGS='-Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cstrip=none -Cforce-frame-pointers=yes -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn' + export RUSTFLAGS + LDFLAGS='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes ' + export LDFLAGS + LT_SYS_LIBRARY_PATH=/usr/lib64: + export LT_SYS_LIBRARY_PATH + CC=gcc + export CC + CXX=g++ + export CXX + cd brian2-2.7.1 + '[' '!' -f /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-modules ']' + PATH=/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/sbin + PYTHONPATH=/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages:/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib/python3.13/site-packages + _PYTHONSITE=/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages:/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib/python3.13/site-packages + PYTHONDONTWRITEBYTECODE=1 + /usr/bin/python3 -sP /usr/lib/rpm/redhat/import_all_modules.py -f /builddir/build/BUILD/python-brian2-2.7.1-build/python-brian2-2.7.1-9.fc41.riscv64-pyproject-modules -e brian2.hears -t Check import: brian2 + export PYTHONDONTWRITEBYTECODE=1 + PYTHONDONTWRITEBYTECODE=1 + pushd ../ ~/build/BUILD/python-brian2-2.7.1-build ~/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1 + PYTHONPATH=/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT//usr/lib64/python3.13/site-packages/ + /usr/bin/python3 -c 'import brian2; brian2.test(test_openmp=True, test_GSL=True, test_codegen_independent=True, test_in_parallel=["codegen_independent", "numpy", "cpp_standalone"])' Running tests in /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2 for targets numpy, cython (excluding long tests) Running Brian version 2.7.1 from '/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2' Testing codegen-independent code Testing with multiple processes for codegen_independent, numpy Resetting to default preferences Running doctests bringing up nodes... bringing up nodes... ....F..................................... [100%] =================================== FAILURES =================================== ______________ [doctest] brian2.codegen.optimisation.reduced_node ______________ [gw0] linux -- Python 3.13.0 /usr/bin/python3 438 terms : list 439 AST nodes. 440 op : AST node 441 Could be `ast.Mult` or `ast.Add`. 442 443 Examples 444 -------- 445 >>> import ast 446 >>> nodes = [ast.Name(id='x'), ast.Name(id='y'), ast.Name(id='z')] 447 >>> ast.dump(reduced_node(nodes, ast.Mult), annotate_fields=False) Expected: "BinOp(BinOp(Name('x'), Mult(), Name('y')), Mult(), Name('z'))" Got: "BinOp(BinOp(Name('x', Load()), Mult(), Name('y', Load())), Mult(), Name('z', Load()))" /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/optimisation.py:447: DocTestFailure =========================== short test summary info ============================ FAILED BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/codegen/optimisation.py::brian2.codegen.optimisation.reduced_node 1 failed, 41 passed, 3 skipped in 37.54s Running tests that do not use code generation bringing up nodes... bringing up nodes... ...........................s............................................ [ 17%] .............................................F........................... [ 35%] ........................................................................ [ 54%] .....................................................s......s...s....... [ 72%] ......................................................................... [ 90%] .................................... [100%] =================================== FAILURES =================================== _____________________ test_automatic_augmented_assignments _____________________ [gw0] linux -- Python 3.13.0 /usr/bin/python3 @pytest.mark.codegen_independent def test_automatic_augmented_assignments(): # We test that statements that could be rewritten as augmented assignments # are correctly rewritten (using sympy to test for symbolic equality) variables = { "x": ArrayVariable("x", owner=None, size=10, device=device), "y": ArrayVariable("y", owner=None, size=10, device=device), "z": ArrayVariable("y", owner=None, size=10, device=device), "b": ArrayVariable("b", owner=None, size=10, dtype=bool, device=device), "clip": DEFAULT_FUNCTIONS["clip"], "inf": DEFAULT_CONSTANTS["inf"], } statements = [ # examples that should be rewritten # Note that using our approach, we will never get -= or /= but always # the equivalent += or *= statements ("x = x + 1.0", "x += 1.0"), ("x = 2.0 * x", "x *= 2.0"), ("x = x - 3.0", "x += -3.0"), ("x = x/2.0", "x *= 0.5"), ("x = y + (x + 1.0)", "x += y + 1.0"), ("x = x + x", "x *= 2.0"), ("x = x + y + z", "x += y + z"), ("x = x + y + z", "x += y + z"), # examples that should not be rewritten ("x = 1.0/x", "x = 1.0/x"), ("x = 1.0", "x = 1.0"), ("x = 2.0*(x + 1.0)", "x = 2.0*(x + 1.0)"), ("x = clip(x + y, 0.0, inf)", "x = clip(x + y, 0.0, inf)"), ("b = b or False", "b = b or False"), ] for orig, rewritten in statements: scalar, vector = make_statements(orig, variables, np.float32) try: # we augment the assertion error with the original statement assert ( len(scalar) == 0 ), f"Did not expect any scalar statements but got {str(scalar)}" assert ( len(vector) == 1 ), f"Did expect a single statement but got {str(vector)}" statement = vector[0] expected_var, expected_op, expected_expr, _ = parse_statement(rewritten) assert ( expected_var == statement.var ), f"expected write to variable {expected_var}, not to {statement.var}" assert ( expected_op == statement.op ), f"expected operation {expected_op}, not {statement.op}" # Compare the two expressions using sympy to allow for different order etc. sympy_expected = str_to_sympy(expected_expr) sympy_actual = str_to_sympy(statement.expr) > assert sympy_expected == sympy_actual, ( f"RHS expressions '{sympy_to_str(sympy_expected)}' and" f" '{sympy_to_str(sympy_actual)}' are not identical" ) E AssertionError: RHS expressions '2.00000000000000' and '2' are not identical E assert 2.00000000000000 == 2 BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_codegen.py:483: AssertionError During handling of the above exception, another exception occurred: @pytest.mark.codegen_independent def test_automatic_augmented_assignments(): # We test that statements that could be rewritten as augmented assignments # are correctly rewritten (using sympy to test for symbolic equality) variables = { "x": ArrayVariable("x", owner=None, size=10, device=device), "y": ArrayVariable("y", owner=None, size=10, device=device), "z": ArrayVariable("y", owner=None, size=10, device=device), "b": ArrayVariable("b", owner=None, size=10, dtype=bool, device=device), "clip": DEFAULT_FUNCTIONS["clip"], "inf": DEFAULT_CONSTANTS["inf"], } statements = [ # examples that should be rewritten # Note that using our approach, we will never get -= or /= but always # the equivalent += or *= statements ("x = x + 1.0", "x += 1.0"), ("x = 2.0 * x", "x *= 2.0"), ("x = x - 3.0", "x += -3.0"), ("x = x/2.0", "x *= 0.5"), ("x = y + (x + 1.0)", "x += y + 1.0"), ("x = x + x", "x *= 2.0"), ("x = x + y + z", "x += y + z"), ("x = x + y + z", "x += y + z"), # examples that should not be rewritten ("x = 1.0/x", "x = 1.0/x"), ("x = 1.0", "x = 1.0"), ("x = 2.0*(x + 1.0)", "x = 2.0*(x + 1.0)"), ("x = clip(x + y, 0.0, inf)", "x = clip(x + y, 0.0, inf)"), ("b = b or False", "b = b or False"), ] for orig, rewritten in statements: scalar, vector = make_statements(orig, variables, np.float32) try: # we augment the assertion error with the original statement assert ( len(scalar) == 0 ), f"Did not expect any scalar statements but got {str(scalar)}" assert ( len(vector) == 1 ), f"Did expect a single statement but got {str(vector)}" statement = vector[0] expected_var, expected_op, expected_expr, _ = parse_statement(rewritten) assert ( expected_var == statement.var ), f"expected write to variable {expected_var}, not to {statement.var}" assert ( expected_op == statement.op ), f"expected operation {expected_op}, not {statement.op}" # Compare the two expressions using sympy to allow for different order etc. sympy_expected = str_to_sympy(expected_expr) sympy_actual = str_to_sympy(statement.expr) assert sympy_expected == sympy_actual, ( f"RHS expressions '{sympy_to_str(sympy_expected)}' and" f" '{sympy_to_str(sympy_actual)}' are not identical" ) except AssertionError as ex: > raise AssertionError( f"Transformation for statement '{orig}' gave an unexpected result: {ex}" ) E AssertionError: Transformation for statement 'x = x + x' gave an unexpected result: RHS expressions '2.00000000000000' and '2' are not identical E assert 2.00000000000000 == 2 BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_codegen.py:488: AssertionError =============================== warnings summary =============================== test_logger.py::test_file_logging_multiprocessing test_logger.py::test_file_logging_multiprocessing test_logger.py::test_file_logging_multiprocessing test_logger.py::test_file_logging_multiprocessing test_logger.py::test_file_logging_multiprocessing_with_loggers test_logger.py::test_file_logging_multiprocessing_with_loggers test_logger.py::test_file_logging_multiprocessing_with_loggers test_logger.py::test_file_logging_multiprocessing_with_loggers /usr/lib64/python3.13/multiprocessing/popen_fork.py:67: DeprecationWarning: This process (pid=2225484) is multi-threaded, use of fork() may lead to deadlocks in the child. self.pid = os.fork() test_network.py::test_scheduling_summary_magic test_network.py::test_scheduling_summary test_neurongroup.py::test_subexpression_checks test_poissongroup.py::test_poissongroup_namespace test_poissongroup.py::test_poissongroup_namespace test_stateupdaters.py::test_multiplicative_noise /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/rendering.py:105: DeprecationWarning: Name.__init__ missing 1 required positional argument: 'id'. This will become an error in Python 3.15. vectorisation_idx = ast.Name() test_parsing.py::test_substitute_abstract_code_functions test_parsing.py::test_substitute_abstract_code_functions /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/functions.py:145: DeprecationWarning: Call.__init__ got an unexpected keyword argument 'starargs'. Support for arbitrary keyword arguments is deprecated and will be removed in Python 3.15. return ast.Call( test_parsing.py::test_substitute_abstract_code_functions test_parsing.py::test_substitute_abstract_code_functions /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/functions.py:145: DeprecationWarning: Call.__init__ got an unexpected keyword argument 'kwargs'. Support for arbitrary keyword arguments is deprecated and will be removed in Python 3.15. return ast.Call( -- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html =========================== short test summary info ============================ FAILED BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_codegen.py::test_automatic_augmented_assignments 1 failed, 393 passed, 4 skipped, 18 warnings in 327.35s (0:05:27) Running tests for target numpy: bringing up nodes... bringing up nodes... ..ss..s.....ss.ss.sss.ss..ss..s...ss..s..s.s.s..s.s.....s....s.......... [ 24%] ................................................................sss.s.ss [ 48%] s..s.................................................................... [ 72%] ........................................................................ [ 96%] ....F....... [100%] =================================== FAILURES =================================== _______________ test_check_for_invalid_values_linear_integrator ________________ [gw0] linux -- Python 3.13.0 /usr/bin/python3 @pytest.mark.standalone_compatible def test_check_for_invalid_values_linear_integrator(): # A differential equation that cannot be solved by the linear # integrator should return nan values to warn the user, and not silently # return incorrect values. See discussion on # https://github.com/brian-team/brian2/issues/626 a = 0.0 / ms b = 1.0 / ms c = -0.5 / ms d = -0.1 / ms eqs = """ dx/dt = a * x + b * y : 1 dy/dt = c * x + d * y : 1 """ G = NeuronGroup( 1, eqs, threshold="x > 100", reset="x = 0", method="exact", method_options={"simplify": False}, ) G.x = 1 BrianLogger._log_messages.clear() # because the log message is set to be shown only once with catch_logs() as clog: try: > run(1 * ms) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_stateupdaters.py:948: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/fundamentalunits.py:2652: in new_f result = f(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/magic.py:407: in run return magic_network.run( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/magic.py:248: in run Network.run( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/base.py:346: in device_override_decorated_function return func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/fundamentalunits.py:2652: in new_f result = f(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/network.py:1141: in run self.before_run(namespace) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/base.py:346: in device_override_decorated_function return func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/network.py:1003: in before_run obj.before_run(run_namespace) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/group.py:1266: in before_run self.create_code_objects(run_namespace) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/group.py:1259: in create_code_objects code_object = self.create_default_code_object(run_namespace) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/group.py:1230: in create_default_code_object self.update_abstract_code(run_namespace=run_namespace) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/neurongroup.py:287: in update_abstract_code stateupdate_output = StateUpdateMethod.apply_stateupdater( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/caching.py:107: in cached_func func._cache[cache_key] = func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/stateupdaters/base.py:246: in apply_stateupdater code = stateupdater(equations, variables, method_options) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/caching.py:107: in cached_func func._cache[cache_key] = func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/stateupdaters/exact.py:229: in __call__ updates = updates.as_explicit() /usr/lib/python3.13/site-packages/sympy/matrices/expressions/matexpr.py:362: in as_explicit return ImmutableDenseMatrix([[self[i, j] /usr/lib/python3.13/site-packages/sympy/matrices/expressions/matexpr.py:305: in __getitem__ return self._entry(i, j) /usr/lib/python3.13/site-packages/sympy/matrices/expressions/matadd.py:83: in _entry return Add(*[arg._entry(i, j, **kwargs) for arg in self.args]) /usr/lib/python3.13/site-packages/sympy/matrices/expressions/matmul.py:123: in _entry return result.doit() if expand else result /usr/lib/python3.13/site-packages/sympy/concrete/summations.py:226: in doit did = self.xreplace(reps).doit(**hints) /usr/lib/python3.13/site-packages/sympy/concrete/summations.py:252: in doit newf = eval_sum(f, (i, a, b)) /usr/lib/python3.13/site-packages/sympy/concrete/summations.py:1043: in eval_sum return eval_sum_direct(f, (i, a, b)) /usr/lib/python3.13/site-packages/sympy/concrete/summations.py:1093: in eval_sum_direct expr = apart(expr, i) # see if it becomes an Add /usr/lib/python3.13/site-packages/sympy/utilities/decorator.py:34: in threaded_func return func(expr, *args, **kwargs) /usr/lib/python3.13/site-packages/sympy/polys/partfrac.py:81: in apart (P, Q), opt = parallel_poly_from_expr((P, Q), x, **options) /usr/lib/python3.13/site-packages/sympy/polys/polytools.py:4538: in parallel_poly_from_expr return _parallel_poly_from_expr(exprs, opt) /usr/lib/python3.13/site-packages/sympy/polys/polytools.py:4575: in _parallel_poly_from_expr expr = expr.expand() /usr/lib/python3.13/site-packages/sympy/core/cache.py:72: in wrapper retval = cfunc(*args, **kwargs) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3678: in expand expr, _ = Expr._expand_hint( /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) /usr/lib/python3.13/site-packages/sympy/core/expr.py:3604: in _expand_hint arg, arghit = Expr._expand_hint(arg, hint, **hints) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ expr = 2, hint = '_eval_expand_multinomial', deep = True hints = {'basic': True, 'log': True, 'mul': True, 'multinomial': True, ...} > @staticmethod E Failed: Timeout >600.0s /usr/lib/python3.13/site-packages/sympy/core/expr.py:3588: Failed ----------------------------- Captured stdout call ----------------------------- ~~~~~~~~~~~~~~~~~~~~~~ Stack of (273258901856) ~~~~~~~~~~~~~~~~~~~~~~~ File "/usr/lib/python3.13/site-packages/execnet/gateway_base.py", line 411, in _perform_spawn reply.run() File "/usr/lib/python3.13/site-packages/execnet/gateway_base.py", line 341, in run self._result = func(*args, **kwargs) File "/usr/lib/python3.13/site-packages/execnet/gateway_base.py", line 1160, in _thread_receiver msg = Message.from_io(io) File "/usr/lib/python3.13/site-packages/execnet/gateway_base.py", line 567, in from_io header = io.read(9) # type 1, channel 4, payload 4 File "/usr/lib/python3.13/site-packages/execnet/gateway_base.py", line 534, in read data = self._read(numbytes - len(buf)) =============================== warnings summary =============================== test_functions.py: 7 warnings test_neurongroup.py: 21 warnings test_complex_examples.py: 1 warning test_devices.py: 6 warnings test_poissongroup.py: 7 warnings test_poissoninput.py: 6 warnings test_stateupdaters.py: 25 warnings test_synapses.py: 5 warnings test_network.py: 4 warnings /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/rendering.py:105: DeprecationWarning: Name.__init__ missing 1 required positional argument: 'id'. This will become an error in Python 3.15. vectorisation_idx = ast.Name() -- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html =========================== short test summary info ============================ FAILED BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_stateupdaters.py::test_check_for_invalid_values_linear_integrator 1 failed, 266 passed, 33 skipped, 82 warnings in 903.66s (0:15:03) Running tests for target cython: .....WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .WARNING The object 'neurongroup_1' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] ..............s...............................s.WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] ....s...sWARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup_1' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup_2' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup_3' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .... [ 24%] ..s.............................................WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .....s...........s...... [ 48%] ...............................................F....WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] ....F..WARNING The object 'synapses' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] ...WARNING The object 'synapses_2' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .WARNING The object 'synapses_2' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] ......... [ 72%] ..............WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] ...WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .WARNING The object 'synapses_1' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] ...................WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_1' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] ...............ss.WARNING The object 'synapses_1' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_2' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup_1' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] .FWARNING The object 'synapses_8' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup_1' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_1' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_2' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_3' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_4' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_5' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_6' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_7' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] FWARNING The object 'synapses_8' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup_1' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_1' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_2' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_3' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_4' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_5' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_6' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_7' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] ...........FWARNING The object 'synapses_7' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'neurongroup' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_1' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_2' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_3' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_4' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_5' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] WARNING The object 'synapses_6' is getting deleted, but was never included in a network. This probably means that you did not store the object reference in a variable, or that the variable was not used to construct the network. The object was created here (most recent call only): File '/usr/lib/python3.13/site-packages/_pytest/python.py', line 194, in pytest_pyfunc_call result = testfunction(**testargs) [brian2.core.base.unused_brian_object] [ 96%] ............ [100%] =================================== FAILURES =================================== _______________ test_check_for_invalid_values_linear_integrator ________________ exprs = [Matrix([ [2*a**2*b*c*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*...*2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2)]])[0, _d]*_S[_d, 0], 1] opt = {'gens': (_d,), 'extension': True} def _parallel_dict_from_expr_if_gens(exprs, opt): """Transform expressions into a multinomial form given generators. """ k, indices = len(opt.gens), {} for i, g in enumerate(opt.gens): indices[g] = i polys = [] for expr in exprs: poly = {} if expr.is_Equality: expr = expr.lhs - expr.rhs for term in Add.make_args(expr): coeff, monom = [], [0]*k for factor in Mul.make_args(term): if not _not_a_coeff(factor) and factor.is_Number: coeff.append(factor) else: try: if opt.series is False: base, exp = decompose_power(factor) if exp < 0: exp, base = -exp, Pow(base, -S.One) else: base, exp = decompose_power_rat(factor) > monom[indices[base]] = exp E KeyError: Matrix([ E [2*a**2*b*c*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*a*b*c*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 2*a*b*c*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 8*b**2*c**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 2*b*c*d**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 2*b*c*d*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 2*b*c*exp(a*dt/2)*exp(d*dt/2)*re(exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)/(-a**2 + 2*a*d + a*sqrt(a**2 - 2*a*d + 4*b*c + d**2) - 4*b*c - d**2 - d*sqrt(a**2 - 2*a*d + 4*b*c + d**2))), -4*a**5*b*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 20*a**4*b*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*a**4*b*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*a**4*b*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*a**4*b*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 24*a**3*b**2*c*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 40*a**3*b*d**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 16*a**3*b*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 16*a**3*b*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 16*a**3*b*d*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*a**3*b*exp(a*dt/2)*exp(d*dt/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*a**3*b*exp(a*dt/2)*exp(d*dt/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 72*a**2*b**2*c*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 16*a**2*b**2*c*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 16*a**2*b**2*c*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 16*a**2*b**2*c*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 40*a**2*b*d**3*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 24*a**2*b*d**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 24*a**2*b*d**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 24*a**2*b*d**2*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 12*a**2*b*d*exp(a*dt/2)*exp(d*dt/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 12*a**2*b*d*exp(a*dt/2)*exp(d*dt/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 32*a*b**3*c**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 72*a*b**2*c*d**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 32*a*b**2*c*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 32*a*b**2*c*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 32*a*b**2*c*d*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 8*a*b**2*c*exp(a*dt/2)*exp(d*dt/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 8*a*b**2*c*exp(a*dt/2)*exp(d*dt/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 20*a*b*d**4*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 16*a*b*d**3*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 16*a*b*d**3*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 16*a*b*d**3*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 12*a*b*d**2*exp(a*dt/2)*exp(d*dt/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 12*a*b*d**2*exp(a*dt/2)*exp(d*dt/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 32*b**3*c**2*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 16*b**3*c**2*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 24*b**2*c*d**3*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 16*b**2*c*d**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 16*b**2*c*d**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 16*b**2*c*d**2*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 8*b**2*c*d*exp(a*dt/2)*exp(d*dt/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 8*b**2*c*d*exp(a*dt/2)*exp(d*dt/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 4*b*d**5*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*b*d**4*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*b*d**4*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*b*d**4*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 4*b*d**3*exp(a*dt/2)*exp(d*dt/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 4*b*d**3*exp(a*dt/2)*exp(d*dt/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*a**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a**5*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*a**4*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**4*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 40*a**4*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*a**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*a**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a**3*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 48*a**3*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**3*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 80*a**3*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a**3*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a**3*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a**2*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 192*a**2*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 144*a**2*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*a**2*b*c*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*a**2*b*c*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 60*a**2*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 80*a**2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 24*a**2*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 24*a**2*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 64*a*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 128*a*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 144*a*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 32*a*b*c*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 32*a*b*c*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 24*a*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 40*a*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 16*a*d**3*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*d**3*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 64*b**2*c**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 64*b**2*c**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b**2*c**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 32*b*c*d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 48*b*c*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 16*b*c*d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b*c*d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 4*d**6*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*d**5*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 4*d**4*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 4*d**4*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + b*exp(a*dt/2)*exp(d*dt/2)*re(exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)/sqrt(a**2 - 2*a*d + 4*b*c + d**2))], E [ -c*exp(a*dt/2)*exp(d*dt/2)*re(exp(-dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)/sqrt(a**2 - 2*a*d + 4*b*c + d**2)) + c*exp(a*dt/2)*exp(d*dt/2)*re(exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)/sqrt(a**2 - 2*a*d + 4*b*c + d**2)), a**4*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*a**3*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + a**3*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + a**3*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + a**3*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 6*a**2*b*c*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 6*a**2*d**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 3*a**2*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 3*a**2*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 3*a**2*d*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + a**2*exp(a*dt/2)*exp(d*dt/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + a**2*exp(a*dt/2)*exp(d*dt/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 12*a*b*c*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 4*a*b*c*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 4*a*b*c*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 2*a*b*c*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*a*d**3*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 3*a*d**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 3*a*d**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 3*a*d**2*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 2*a*d*exp(a*dt/2)*exp(d*dt/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 2*a*d*exp(a*dt/2)*exp(d*dt/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 8*b**2*c**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 6*b*c*d**2*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*b*c*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 4*b*c*d*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - 2*b*c*d*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + 2*b*c*exp(a*dt/2)*exp(d*dt/2)*re(exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)/(a**2 - 2*a*d + a*sqrt(a**2 - 2*a*d + 4*b*c + d**2) + 4*b*c + d**2 - d*sqrt(a**2 - 2*a*d + 4*b*c + d**2))) + d**4*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - d**3*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - d**3*exp(a*dt/2)*exp(d*dt/2)*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) - d**3*exp(a*dt/2)*exp(d*dt/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + d**2*exp(a*dt/2)*exp(d*dt/2)*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2) + d**2*exp(a*dt/2)*exp(d*dt/2)*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/(a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + a**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a**3*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 2*a**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a**2*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a**2*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 6*a**2*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + a**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + a**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 16*a*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 8*a*b*c*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 4*a*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + 6*a*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*a*d*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 - 2*a*d*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 16*b**2*c**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + 8*b*c*d**2*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 8*b*c*d*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 + d**4*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2)))*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)**2 - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*sin(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) - 2*d**3*exp(dt*cos(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*cos(dt*sin(atan2(0, a**2 - 2*a*d + 4*b*c + d**2)/2)*sqrt(Abs(a**2 - 2*a*d + 4*b*c + d**2))/2)*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2)) + d**2*re(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2 + d**2*im(sqrt(a**2 - 2*a*d + 4*b*c + d**2)*exp(dt*sqrt(a**2 - 2*a*d + 4*b*c + d**2)/2))**2)]])[0, _d] /usr/lib/python3.13/site-packages/sympy/polys/polyutils.py:229: KeyError During handling of the above exception, another exception occurred: @pytest.mark.standalone_compatible def test_check_for_invalid_values_linear_integrator(): # A differential equation that cannot be solved by the linear # integrator should return nan values to warn the user, and not silently # return incorrect values. See discussion on # https://github.com/brian-team/brian2/issues/626 a = 0.0 / ms b = 1.0 / ms c = -0.5 / ms d = -0.1 / ms eqs = """ dx/dt = a * x + b * y : 1 dy/dt = c * x + d * y : 1 """ G = NeuronGroup( 1, eqs, threshold="x > 100", reset="x = 0", method="exact", method_options={"simplify": False}, ) G.x = 1 BrianLogger._log_messages.clear() # because the log message is set to be shown only once with catch_logs() as clog: try: > run(1 * ms) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_stateupdaters.py:948: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/fundamentalunits.py:2652: in new_f result = f(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/magic.py:407: in run return magic_network.run( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/magic.py:248: in run Network.run( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/base.py:346: in device_override_decorated_function return func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/fundamentalunits.py:2652: in new_f result = f(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/network.py:1141: in run self.before_run(namespace) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/base.py:346: in device_override_decorated_function return func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/network.py:1003: in before_run obj.before_run(run_namespace) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/group.py:1266: in before_run self.create_code_objects(run_namespace) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/group.py:1259: in create_code_objects code_object = self.create_default_code_object(run_namespace) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/group.py:1230: in create_default_code_object self.update_abstract_code(run_namespace=run_namespace) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/groups/neurongroup.py:287: in update_abstract_code stateupdate_output = StateUpdateMethod.apply_stateupdater( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/caching.py:107: in cached_func func._cache[cache_key] = func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/stateupdaters/base.py:246: in apply_stateupdater code = stateupdater(equations, variables, method_options) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/utils/caching.py:107: in cached_func func._cache[cache_key] = func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/stateupdaters/exact.py:229: in __call__ updates = updates.as_explicit() /usr/lib/python3.13/site-packages/sympy/matrices/expressions/matexpr.py:362: in as_explicit return ImmutableDenseMatrix([[self[i, j] /usr/lib/python3.13/site-packages/sympy/matrices/expressions/matexpr.py:305: in __getitem__ return self._entry(i, j) /usr/lib/python3.13/site-packages/sympy/matrices/expressions/matadd.py:83: in _entry return Add(*[arg._entry(i, j, **kwargs) for arg in self.args]) /usr/lib/python3.13/site-packages/sympy/matrices/expressions/matmul.py:123: in _entry return result.doit() if expand else result /usr/lib/python3.13/site-packages/sympy/concrete/summations.py:226: in doit did = self.xreplace(reps).doit(**hints) /usr/lib/python3.13/site-packages/sympy/concrete/summations.py:252: in doit newf = eval_sum(f, (i, a, b)) /usr/lib/python3.13/site-packages/sympy/concrete/summations.py:1043: in eval_sum return eval_sum_direct(f, (i, a, b)) /usr/lib/python3.13/site-packages/sympy/concrete/summations.py:1093: in eval_sum_direct expr = apart(expr, i) # see if it becomes an Add /usr/lib/python3.13/site-packages/sympy/utilities/decorator.py:34: in threaded_func return func(expr, *args, **kwargs) /usr/lib/python3.13/site-packages/sympy/polys/partfrac.py:81: in apart (P, Q), opt = parallel_poly_from_expr((P, Q), x, **options) /usr/lib/python3.13/site-packages/sympy/polys/polytools.py:4538: in parallel_poly_from_expr return _parallel_poly_from_expr(exprs, opt) /usr/lib/python3.13/site-packages/sympy/polys/polytools.py:4589: in _parallel_poly_from_expr reps, opt = _parallel_dict_from_expr(exprs, opt) /usr/lib/python3.13/site-packages/sympy/polys/polyutils.py:350: in _parallel_dict_from_expr reps, gens = _parallel_dict_from_expr_if_gens(exprs, opt) /usr/lib/python3.13/site-packages/sympy/polys/polyutils.py:234: in _parallel_dict_from_expr_if_gens raise PolynomialError("%s contains an element of " /usr/lib/python3.13/site-packages/sympy/core/_print_helpers.py:29: in __str__ return sstr(self, order=None) /usr/lib/python3.13/site-packages/sympy/printing/printer.py:372: in __call__ return self.__wrapped__(*args, **kwargs) /usr/lib/python3.13/site-packages/sympy/printing/str.py:995: in sstr s = p.doprint(expr) /usr/lib/python3.13/site-packages/sympy/printing/printer.py:292: in doprint return self._str(self._print(expr)) /usr/lib/python3.13/site-packages/sympy/printing/printer.py:331: in _print return printmethod(expr, **kwargs) /usr/lib/python3.13/site-packages/sympy/printing/str.py:241: in _print_MatrixElement return self.parenthesize(expr.parent, PRECEDENCE["Atom"], strict=True) \ /usr/lib/python3.13/site-packages/sympy/printing/str.py:38: in parenthesize return self._print(item) /usr/lib/python3.13/site-packages/sympy/printing/printer.py:331: in _print return printmethod(expr, **kwargs) /usr/lib/python3.13/site-packages/sympy/printing/str.py:238: in _print_MatrixBase return expr._format_str(self) /usr/lib/python3.13/site-packages/sympy/matrices/matrixbase.py:3737: in _format_str return "Matrix([\n%s])" % self.table(printer, rowsep=',\n') /usr/lib/python3.13/site-packages/sympy/matrices/matrixbase.py:5108: in table s = printer._print(self[i, j]) /usr/lib/python3.13/site-packages/sympy/printing/printer.py:331: in _print return printmethod(expr, **kwargs) /usr/lib/python3.13/site-packages/sympy/printing/str.py:57: in _print_Add t = self._print(term) /usr/lib/python3.13/site-packages/sympy/printing/printer.py:331: in _print return printmethod(expr, **kwargs) /usr/lib/python3.13/site-packages/sympy/printing/str.py:365: in _print_Mul b_str = [self.parenthesize(x, prec, strict=False) for x in b] /usr/lib/python3.13/site-packages/sympy/printing/str.py:36: in parenthesize return "(%s)" % self._print(item) /usr/lib/python3.13/site-packages/sympy/printing/printer.py:331: in _print return printmethod(expr, **kwargs) /usr/lib/python3.13/site-packages/sympy/printing/str.py:57: in _print_Add t = self._print(term) /usr/lib/python3.13/site-packages/sympy/printing/printer.py:331: in _print return printmethod(expr, **kwargs) /usr/lib/python3.13/site-packages/sympy/printing/str.py:364: in _print_Mul a_str = [self.parenthesize(x, prec, strict=False) for x in a] /usr/lib/python3.13/site-packages/sympy/printing/str.py:38: in parenthesize return self._print(item) /usr/lib/python3.13/site-packages/sympy/printing/printer.py:331: in _print return printmethod(expr, **kwargs) /usr/lib/python3.13/site-packages/sympy/printing/str.py:161: in _print_Function return expr.func.__name__ + "(%s)" % self.stringify(expr.args, ", ") /usr/lib/python3.13/site-packages/sympy/printing/str.py:41: in stringify return sep.join([self.parenthesize(item, level) for item in args]) /usr/lib/python3.13/site-packages/sympy/printing/str.py:38: in parenthesize return self._print(item) /usr/lib/python3.13/site-packages/sympy/printing/printer.py:331: in _print return printmethod(expr, **kwargs) /usr/lib/python3.13/site-packages/sympy/printing/str.py:364: in _print_Mul a_str = [self.parenthesize(x, prec, strict=False) for x in a] /usr/lib/python3.13/site-packages/sympy/printing/str.py:35: in parenthesize if (precedence(item) < level) or ((not strict) and precedence(item) <= level): _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ item = dt def precedence(item): """Returns the precedence of a given object. This is the precedence for StrPrinter. """ if hasattr(item, "precedence"): return item.precedence if not isinstance(item, type): for i in type(item).mro(): n = i.__name__ if n in PRECEDENCE_FUNCTIONS: return PRECEDENCE_FUNCTIONS[n](item) > elif n in PRECEDENCE_VALUES: E Failed: Timeout >600.0s /usr/lib/python3.13/site-packages/sympy/printing/precedence.py:130: Failed ______________ test_synapse_creation_generator_multiple_synapses _______________ @pytest.mark.standalone_compatible def test_synapse_creation_generator_multiple_synapses(): G1 = NeuronGroup(10, "v:1") G2 = NeuronGroup(20, "v:1") G1.v = "i" G2.v = "10 + i" SG1 = G1[:5] SG2 = G2[10:] S1 = Synapses(SG1, SG2) S1.connect(j="k for k in range(N_post)", n="i") S2 = Synapses(SG1, SG2) S2.connect(j="k for k in range(N_post)", n="j") S3 = Synapses(SG2, SG1) S3.connect(j="k for k in range(N_post)", n="i") S4 = Synapses(SG2, SG1) S4.connect(j="k for k in range(N_post)", n="j") S5 = Synapses(SG1, SG2) S5.connect(j="k for k in range(N_post)", n="i+j") S6 = Synapses(SG2, SG1) S6.connect(j="k for k in range(N_post)", n="i+j") S7 = Synapses(SG1, SG2) S7.connect(j="k for k in range(N_post)", n="int(v_pre>2)*2") S8 = Synapses(SG2, SG1) S8.connect(j="k for k in range(N_post)", n="int(v_post>2)*2") S9 = Synapses(SG1, SG2) S9.connect(j="k for k in range(N_post)", n="int(v_post>22)*2") S10 = Synapses(SG2, SG1) S10.connect(j="k for k in range(N_post)", n="int(v_pre>22)*2") > run(0 * ms) # for standalone BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_subgroup.py:305: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/fundamentalunits.py:2652: in new_f result = f(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/magic.py:407: in run return magic_network.run( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/magic.py:248: in run Network.run( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/base.py:346: in device_override_decorated_function return func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/units/fundamentalunits.py:2652: in new_f result = f(*args, **kwds) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = MagicNetwork(), duration = 0. * second, report = None report_period = 10. * second, namespace = None, profile = None, level = 3 @device_override("network_run") @check_units(duration=second, report_period=second) def run( self, duration, report=None, report_period=10 * second, namespace=None, profile=None, level=0, ): """ run(duration, report=None, report_period=60*second, namespace=None, level=0) Runs the simulation for the given duration. Parameters ---------- duration : `Quantity` The amount of simulation time to run for. report : {None, 'text', 'stdout', 'stderr', function}, optional How to report the progress of the simulation. If ``None``, do not report progress. If ``'text'`` or ``'stdout'`` is specified, print the progress to stdout. If ``'stderr'`` is specified, print the progress to stderr. Alternatively, you can specify a callback ``callable(elapsed, completed, start, duration)`` which will be passed the amount of time elapsed as a `Quantity`, the fraction ``completed`` from 0.0 to 1.0, the ``start`` time of the simulation as a `Quantity` and the total duration of the simulation (in biological time) as a `Quantity`. The function will always be called at the beginning and the end (i.e. for fractions 0.0 and 1.0), regardless of the ``report_period``. report_period : `Quantity` How frequently (in real time) to report progress. namespace : dict-like, optional A namespace that will be used in addition to the group-specific namespaces (if defined). If not specified, the locals and globals around the run function will be used. profile : bool, optional Whether to record profiling information (see `Network.profiling_info`). Defaults to ``None`` (which will use the value set by ``set_device``, if any). level : int, optional How deep to go up the stack frame to look for the locals/global (see `namespace` argument). Only used by run functions that call this run function, e.g. `MagicNetwork.run` to adjust for the additional nesting. Notes ----- The simulation can be stopped by calling `Network.stop` or the global `stop` function. """ # This will trigger warnings for objects that have not been included in a network > gc.collect() E Failed: Timeout >600.0s BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/network.py:1107: Failed _____________________ test_synapse_generator_deterministic _____________________ @pytest.mark.standalone_compatible def test_synapse_generator_deterministic(): # Same as "test_connection_string_deterministic" but using the generator # syntax G = NeuronGroup(16, "v : 1") G.v = "i" G2 = NeuronGroup(4, "v : 1") G2.v = "16 + i" # Full connection expected_full = np.ones((len(G), len(G2))) S1 = Synapses(G, G2) S1.connect(j="k for k in range(N_post)") # Full connection without self-connections expected_no_self = np.ones((len(G), len(G))) - np.eye(len(G)) S2 = Synapses(G, G) S2.connect(j="k for k in range(N_post) if k != i") S3 = Synapses(G, G) # slightly confusing with j on the RHS, but it should work... S3.connect(j="k for k in range(N_post) if j != i") S4 = Synapses(G, G) S4.connect(j="k for k in range(N_post) if v_post != v_pre") # One-to-one connectivity expected_one_to_one = np.eye(len(G)) S5 = Synapses(G, G) S5.connect(j="k for k in range(N_post) if k == i") # inefficient S6 = Synapses(G, G) # slightly confusing with j on the RHS, but it should work... S6.connect(j="k for k in range(N_post) if j == i") # inefficient S7 = Synapses(G, G) S7.connect(j="k for k in range(N_post) if v_pre == v_post") # inefficient S8 = Synapses(G, G) S8.connect(j="i for _ in range(1)") # efficient S9 = Synapses(G, G) > S9.connect(j="i") # short form of the above BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_synapses.py:2866: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/base.py:346: in device_override_decorated_function return func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/synapses/synapses.py:1627: in connect self._add_synapses_generator( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/synapses/synapses.py:2111: in _add_synapses_generator codeobj = create_runner_codeobj( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/codeobject.py:484: in create_runner_codeobj return device.code_object( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/devices/device.py:368: in code_object codeobj.compile() BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/codeobject.py:125: in compile self.compiled_code[block] = self.compile_block(block) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/cython_rt.py:181: in compile_block return cython_extension_manager.create_extension( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/extension_manager.py:142: in create_extension module = self._load_module( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/extension_manager.py:307: in _load_module build_extension.extensions = Cython_Build.cythonize( /usr/lib64/python3.13/site-packages/Cython/Build/Dependencies.py:1154: in cythonize cythonize_one(*args) /usr/lib64/python3.13/site-packages/Cython/Build/Dependencies.py:1300: in cythonize_one result = compile_single(pyx_file, options, full_module_name=full_module_name) /usr/lib64/python3.13/site-packages/Cython/Compiler/Main.py:615: in compile_single return run_pipeline(source, options, full_module_name) /usr/lib64/python3.13/site-packages/Cython/Compiler/Main.py:539: in run_pipeline err, enddata = Pipeline.run_pipeline(pipeline, source) /usr/lib64/python3.13/site-packages/Cython/Compiler/Pipeline.py:398: in run_pipeline data = run(phase, data) /usr/lib64/python3.13/site-packages/Cython/Compiler/Pipeline.py:375: in run return phase(data) /usr/lib64/python3.13/site-packages/Cython/Compiler/ParseTreeTransforms.py:2119: in __call__ return super_class.__call__(root) Cython/Compiler/Visitor.py:365: in Cython.Compiler.Visitor.EnvTransform.__call__ ??? Cython/Compiler/Visitor.py:312: in Cython.Compiler.Visitor.CythonTransform.__call__ ??? Cython/Compiler/Visitor.py:294: in Cython.Compiler.Visitor.VisitorTransform.__call__ ??? Cython/Compiler/Visitor.py:182: in Cython.Compiler.Visitor.TreeVisitor._visit ??? /usr/lib64/python3.13/site-packages/Cython/Compiler/ParseTreeTransforms.py:2129: in visit_ModuleNode node.analyse_declarations(self.current_env()) /usr/lib64/python3.13/site-packages/Cython/Compiler/ModuleNode.py:203: in analyse_declarations self.body.analyse_declarations(env) /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:393: in analyse_declarations stat.analyse_declarations(env) /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:393: in analyse_declarations stat.analyse_declarations(env) /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:1464: in analyse_declarations base_type = self.base_type.analyse(env) /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:1173: in analyse axes_specs = MemoryView.get_axes_specs(env, self.axes) /usr/lib64/python3.13/site-packages/Cython/Compiler/MemoryView.py:539: in get_axes_specs cythonscope.load_cythonscope() /usr/lib64/python3.13/site-packages/Cython/Compiler/CythonScope.py:127: in load_cythonscope view_utility_scope = MemoryView.view_utility_code.declare_in_scope( /usr/lib64/python3.13/site-packages/Cython/Compiler/UtilityCode.py:216: in declare_in_scope tree = self.get_tree(entries_only=True, cython_scope=cython_scope) /usr/lib64/python3.13/site-packages/Cython/Compiler/UtilityCode.py:193: in get_tree (err, tree) = Pipeline.run_pipeline(pipeline, tree, printtree=False) /usr/lib64/python3.13/site-packages/Cython/Compiler/Pipeline.py:398: in run_pipeline data = run(phase, data) /usr/lib64/python3.13/site-packages/Cython/Compiler/Pipeline.py:375: in run return phase(data) /usr/lib64/python3.13/site-packages/Cython/Compiler/ParseTreeTransforms.py:2119: in __call__ return super_class.__call__(root) Cython/Compiler/Visitor.py:365: in Cython.Compiler.Visitor.EnvTransform.__call__ ??? Cython/Compiler/Visitor.py:312: in Cython.Compiler.Visitor.CythonTransform.__call__ ??? Cython/Compiler/Visitor.py:294: in Cython.Compiler.Visitor.VisitorTransform.__call__ ??? Cython/Compiler/Visitor.py:182: in Cython.Compiler.Visitor.TreeVisitor._visit ??? /usr/lib64/python3.13/site-packages/Cython/Compiler/ParseTreeTransforms.py:2129: in visit_ModuleNode node.analyse_declarations(self.current_env()) /usr/lib64/python3.13/site-packages/Cython/Compiler/ModuleNode.py:203: in analyse_declarations self.body.analyse_declarations(env) /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:393: in analyse_declarations stat.analyse_declarations(env) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = env = def analyse_declarations(self, env): #print "StatListNode.analyse_declarations" ### for stat in self.stats: > stat.analyse_declarations(env) E Failed: Timeout >600.0s /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:393: Failed ----------------------------- Captured stderr call ----------------------------- gcc: error: unrecognized command-line option ‘-invalidxyz’ ____________ test_synapse_generator_deterministic_over_postsynaptic ____________ @pytest.mark.standalone_compatible def test_synapse_generator_deterministic_over_postsynaptic(): # Same as "test_connection_string_deterministic" but using the generator # syntax and iterating over post-synaptic variables G = NeuronGroup(16, "v : 1") G.v = "i" G2 = NeuronGroup(4, "v : 1") G2.v = "16 + i" # Full connection expected_full = np.ones((len(G), len(G2))) S1 = Synapses(G, G2) S1.connect(i="k for k in range(N_pre)") # Full connection without self-connections expected_no_self = np.ones((len(G), len(G))) - np.eye(len(G)) S2 = Synapses(G, G) S2.connect(i="k for k in range(N_pre) if k != j") S3 = Synapses(G, G) # slightly confusing with i on the RHS, but it should work... S3.connect(i="k for k in range(N_pre) if i != j") S4 = Synapses(G, G) S4.connect(j="k for k in range(N_pre) if v_pre != v_post") # One-to-one connectivity expected_one_to_one = np.eye(len(G)) S5 = Synapses(G, G) S5.connect(i="k for k in range(N_pre) if k == j") # inefficient S6 = Synapses(G, G) # slightly confusing with j on the RHS, but it should work... S6.connect(i="k for k in range(N_pre) if i == j") # inefficient S7 = Synapses(G, G) S7.connect(i="k for k in range(N_pre) if v_pre == v_post") # inefficient S8 = Synapses(G, G) S8.connect(i="j for _ in range(1)") # efficient S9 = Synapses(G, G) > S9.connect(i="j") # short form of the above BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_synapses.py:2927: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/base.py:346: in device_override_decorated_function return func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/synapses/synapses.py:1616: in connect self._add_synapses_generator( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/synapses/synapses.py:2111: in _add_synapses_generator codeobj = create_runner_codeobj( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/codeobject.py:484: in create_runner_codeobj return device.code_object( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/devices/device.py:368: in code_object codeobj.compile() BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/codeobject.py:125: in compile self.compiled_code[block] = self.compile_block(block) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/cython_rt.py:181: in compile_block return cython_extension_manager.create_extension( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/extension_manager.py:142: in create_extension module = self._load_module( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/extension_manager.py:307: in _load_module build_extension.extensions = Cython_Build.cythonize( /usr/lib64/python3.13/site-packages/Cython/Build/Dependencies.py:1154: in cythonize cythonize_one(*args) /usr/lib64/python3.13/site-packages/Cython/Build/Dependencies.py:1300: in cythonize_one result = compile_single(pyx_file, options, full_module_name=full_module_name) /usr/lib64/python3.13/site-packages/Cython/Compiler/Main.py:615: in compile_single return run_pipeline(source, options, full_module_name) /usr/lib64/python3.13/site-packages/Cython/Compiler/Main.py:539: in run_pipeline err, enddata = Pipeline.run_pipeline(pipeline, source) /usr/lib64/python3.13/site-packages/Cython/Compiler/Pipeline.py:398: in run_pipeline data = run(phase, data) /usr/lib64/python3.13/site-packages/Cython/Compiler/Pipeline.py:375: in run return phase(data) /usr/lib64/python3.13/site-packages/Cython/Compiler/ParseTreeTransforms.py:2119: in __call__ return super_class.__call__(root) Cython/Compiler/Visitor.py:365: in Cython.Compiler.Visitor.EnvTransform.__call__ ??? Cython/Compiler/Visitor.py:312: in Cython.Compiler.Visitor.CythonTransform.__call__ ??? Cython/Compiler/Visitor.py:294: in Cython.Compiler.Visitor.VisitorTransform.__call__ ??? Cython/Compiler/Visitor.py:182: in Cython.Compiler.Visitor.TreeVisitor._visit ??? /usr/lib64/python3.13/site-packages/Cython/Compiler/ParseTreeTransforms.py:2129: in visit_ModuleNode node.analyse_declarations(self.current_env()) /usr/lib64/python3.13/site-packages/Cython/Compiler/ModuleNode.py:203: in analyse_declarations self.body.analyse_declarations(env) /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:393: in analyse_declarations stat.analyse_declarations(env) /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:393: in analyse_declarations stat.analyse_declarations(env) /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:1464: in analyse_declarations base_type = self.base_type.analyse(env) /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:1173: in analyse axes_specs = MemoryView.get_axes_specs(env, self.axes) /usr/lib64/python3.13/site-packages/Cython/Compiler/MemoryView.py:539: in get_axes_specs cythonscope.load_cythonscope() /usr/lib64/python3.13/site-packages/Cython/Compiler/CythonScope.py:127: in load_cythonscope view_utility_scope = MemoryView.view_utility_code.declare_in_scope( /usr/lib64/python3.13/site-packages/Cython/Compiler/UtilityCode.py:216: in declare_in_scope tree = self.get_tree(entries_only=True, cython_scope=cython_scope) /usr/lib64/python3.13/site-packages/Cython/Compiler/UtilityCode.py:193: in get_tree (err, tree) = Pipeline.run_pipeline(pipeline, tree, printtree=False) /usr/lib64/python3.13/site-packages/Cython/Compiler/Pipeline.py:398: in run_pipeline data = run(phase, data) /usr/lib64/python3.13/site-packages/Cython/Compiler/Pipeline.py:375: in run return phase(data) /usr/lib64/python3.13/site-packages/Cython/Compiler/ParseTreeTransforms.py:2119: in __call__ return super_class.__call__(root) Cython/Compiler/Visitor.py:365: in Cython.Compiler.Visitor.EnvTransform.__call__ ??? Cython/Compiler/Visitor.py:312: in Cython.Compiler.Visitor.CythonTransform.__call__ ??? Cython/Compiler/Visitor.py:294: in Cython.Compiler.Visitor.VisitorTransform.__call__ ??? Cython/Compiler/Visitor.py:182: in Cython.Compiler.Visitor.TreeVisitor._visit ??? /usr/lib64/python3.13/site-packages/Cython/Compiler/ParseTreeTransforms.py:2129: in visit_ModuleNode node.analyse_declarations(self.current_env()) /usr/lib64/python3.13/site-packages/Cython/Compiler/ModuleNode.py:203: in analyse_declarations self.body.analyse_declarations(env) /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:393: in analyse_declarations stat.analyse_declarations(env) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = env = def analyse_declarations(self, env): #print "StatListNode.analyse_declarations" ### for stat in self.stats: > stat.analyse_declarations(env) E Failed: Timeout >600.0s /usr/lib64/python3.13/site-packages/Cython/Compiler/Nodes.py:393: Failed ----------------------------- Captured stderr call ----------------------------- gcc: error: unrecognized command-line option ‘-invalidxyz’ _________________ test_synapse_generator_random_with_condition _________________ @pytest.mark.standalone_compatible def test_synapse_generator_random_with_condition(): G = NeuronGroup(4, "") S1 = Synapses(G, G) S1.connect(j="k for k in sample(N_post, p=0) if i != k") S2 = Synapses(G, G) S2.connect(j="k for k in sample(N_post, p=1) if i != k") expected2 = np.ones((len(G), len(G))) - np.eye(len(G)) S3 = Synapses(G, G) S3.connect(j="k for k in sample(N_post, p=0) if i >= 2") S4 = Synapses(G, G) S4.connect(j="k for k in sample(N_post, p=1.0) if i >= 2") expected4 = np.zeros((len(G), len(G))) expected4[2, :] = 1 expected4[3, :] = 1 S5 = Synapses(G, G) S5.connect(j="k for k in sample(N_post, p=0) if j < 2") # inefficient S6 = Synapses(G, G) S6.connect(j="k for k in sample(2, p=0)") # better S7 = Synapses(G, G) expected7 = np.zeros((len(G), len(G))) expected7[:, 0] = 1 expected7[:, 1] = 1 S7.connect(j="k for k in sample(N_post, p=1.0) if j < 2") # inefficient S8 = Synapses(G, G) > S8.connect(j="k for k in sample(2, p=1.0)") # better BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_synapses.py:3412: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/base.py:346: in device_override_decorated_function return func(*args, **kwds) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/synapses/synapses.py:1627: in connect self._add_synapses_generator( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/synapses/synapses.py:2111: in _add_synapses_generator codeobj = create_runner_codeobj( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/codeobject.py:484: in create_runner_codeobj return device.code_object( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/devices/device.py:368: in code_object codeobj.compile() BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/codeobject.py:125: in compile self.compiled_code[block] = self.compile_block(block) BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/cython_rt.py:181: in compile_block return cython_extension_manager.create_extension( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/extension_manager.py:142: in create_extension module = self._load_module( BUILDROOT/usr/lib64/python3.13/site-packages/brian2/codegen/runtime/cython_rt/extension_manager.py:313: in _load_module build_extension.run() /usr/lib/python3.13/site-packages/setuptools/_distutils/command/build_ext.py:345: in run self.build_extensions() /usr/lib/python3.13/site-packages/setuptools/_distutils/command/build_ext.py:467: in build_extensions self._build_extensions_serial() /usr/lib/python3.13/site-packages/setuptools/_distutils/command/build_ext.py:493: in _build_extensions_serial self.build_extension(ext) /usr/lib/python3.13/site-packages/setuptools/_distutils/command/build_ext.py:548: in build_extension objects = self.compiler.compile( /usr/lib/python3.13/site-packages/setuptools/_distutils/ccompiler.py:600: in compile self._compile(obj, src, ext, cc_args, extra_postargs, pp_opts) /usr/lib/python3.13/site-packages/setuptools/_distutils/unixccompiler.py:185: in _compile self.spawn(compiler_so + cc_args + [src, '-o', obj] + extra_postargs) /usr/lib/python3.13/site-packages/setuptools/_distutils/ccompiler.py:1041: in spawn spawn(cmd, dry_run=self.dry_run, **kwargs) /usr/lib/python3.13/site-packages/setuptools/_distutils/spawn.py:58: in spawn proc.wait() /usr/lib64/python3.13/subprocess.py:1274: in wait return self._wait(timeout=timeout) /usr/lib64/python3.13/subprocess.py:2060: in _wait (pid, sts) = self._try_wait(0) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = wait_flags = 0 def _try_wait(self, wait_flags): """All callers to this function MUST hold self._waitpid_lock.""" try: > (pid, sts) = os.waitpid(self.pid, wait_flags) E Failed: Timeout >600.0s /usr/lib64/python3.13/subprocess.py:2018: Failed ----------------------------- Captured stderr call ----------------------------- gcc: error: unrecognized command-line option ‘-invalidxyz’ =============================== warnings summary =============================== test_GSL.py: 1 warning test_complex_examples.py: 1 warning test_devices.py: 6 warnings test_functions.py: 7 warnings test_network.py: 4 warnings test_neurongroup.py: 21 warnings test_poissongroup.py: 7 warnings test_poissoninput.py: 6 warnings test_stateupdaters.py: 25 warnings test_synapses.py: 3 warnings /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/parsing/rendering.py:105: DeprecationWarning: Name.__init__ missing 1 required positional argument: 'id'. This will become an error in Python 3.15. vectorisation_idx = ast.Name() test_synapses.py::test_transmission /usr/lib/python3.13/site-packages/_pytest/unraisableexception.py:78: PytestUnraisableExceptionWarning: Exception ignored in: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , })> Traceback (most recent call last): File "/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/lib64/python3.13/site-packages/brian2/core/tracking.py", line 24, in remove def remove(self, value): File "/usr/lib/python3.13/site-packages/pytest_timeout.py", line 313, in handler timeout_sigalrm(item, settings) ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^ File "/usr/lib/python3.13/site-packages/pytest_timeout.py", line 498, in timeout_sigalrm pytest.fail("Timeout >%ss" % settings.timeout) ~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/lib/python3.13/site-packages/_pytest/outcomes.py", line 198, in fail raise Failed(msg=reason, pytrace=pytrace) Failed: Timeout >600.0s warnings.warn(pytest.PytestUnraisableExceptionWarning(msg)) -- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html =========================== short test summary info ============================ FAILED BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_stateupdaters.py::test_check_for_invalid_values_linear_integrator FAILED BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_subgroup.py::test_synapse_creation_generator_multiple_synapses FAILED BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_synapses.py::test_synapse_generator_deterministic FAILED BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_synapses.py::test_synapse_generator_deterministic_over_postsynaptic FAILED BUILDROOT/usr/lib64/python3.13/site-packages/brian2/tests/test_synapses.py::test_synapse_generator_random_with_condition 5 failed, 286 passed, 9 skipped, 435 deselected, 82 warnings in 47646.91s (13:14:06) ERROR: 4/4 test suite(s) did not complete successfully (see above). + popd ~/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1 + rm -rf /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT//usr/lib64/python3.13/site-packages/brian2/tests/.pytest_cache/ /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT//usr/lib64/python3.13/site-packages/brian2//.pytest_cache/ + RPM_EC=0 ++ jobs -p + exit 0 Processing files: python3-brian2-2.7.1-9.fc41.riscv64 Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.aXoyln + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + cd brian2-2.7.1 + DOCDIR=/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/share/doc/python3-brian2 + export LC_ALL=C.UTF-8 + LC_ALL=C.UTF-8 + export DOCDIR + /usr/bin/mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/share/doc/python3-brian2 + cp -pr /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/README.md /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/share/doc/python3-brian2 + RPM_EC=0 ++ jobs -p + exit 0 Provides: python-brian2 = 2.7.1-9.fc41 python3-brian2 = 2.7.1-9.fc41 python3-brian2(riscv-64) = 2.7.1-9.fc41 python3.13-brian2 = 2.7.1-9.fc41 python3.13dist(brian2) = 2.7.1 python3dist(brian2) = 2.7.1 Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PartialHardlinkSets) <= 4.0.4-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 Requires: ld-linux-riscv64-lp64d.so.1()(64bit) ld-linux-riscv64-lp64d.so.1(GLIBC_2.27)(64bit) libc.so.6()(64bit) libc.so.6(GLIBC_2.27)(64bit) libgcc_s.so.1()(64bit) libgcc_s.so.1(GCC_3.0)(64bit) libstdc++.so.6()(64bit) libstdc++.so.6(CXXABI_1.3)(64bit) libstdc++.so.6(CXXABI_1.3.8)(64bit) libstdc++.so.6(CXXABI_1.3.9)(64bit) libstdc++.so.6(GLIBCXX_3.4)(64bit) libstdc++.so.6(GLIBCXX_3.4.21)(64bit) libstdc++.so.6(GLIBCXX_3.4.29)(64bit) libstdc++.so.6(GLIBCXX_3.4.30)(64bit) libstdc++.so.6(GLIBCXX_3.4.32)(64bit) python(abi) = 3.13 python3.13dist(cython) >= 0.29.21 python3.13dist(jinja2) >= 2.7 python3.13dist(numpy) >= 1.23.5 python3.13dist(packaging) python3.13dist(pyparsing) python3.13dist(setuptools) >= 61 python3.13dist(sympy) >= 1.2 rtld(GNU_HASH) Suggests: python3dist(ipython) Processing files: python-brian2-doc-2.7.1-9.fc41.noarch Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.6YSmIl + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + cd brian2-2.7.1 + DOCDIR=/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/share/doc/python-brian2-doc + export LC_ALL=C.UTF-8 + LC_ALL=C.UTF-8 + export DOCDIR + /usr/bin/mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/share/doc/python-brian2-doc + cp -pr /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/examples /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/share/doc/python-brian2-doc + RPM_EC=0 ++ jobs -p + exit 0 Executing(%license): /bin/sh -e /var/tmp/rpm-tmp.RVSP1E + umask 022 + cd /builddir/build/BUILD/python-brian2-2.7.1-build + cd brian2-2.7.1 + LICENSEDIR=/builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/share/licenses/python-brian2-doc + export LC_ALL=C.UTF-8 + LC_ALL=C.UTF-8 + export LICENSEDIR + /usr/bin/mkdir -p /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/share/licenses/python-brian2-doc + cp -pr /builddir/build/BUILD/python-brian2-2.7.1-build/brian2-2.7.1/LICENSE /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT/usr/share/licenses/python-brian2-doc + RPM_EC=0 ++ jobs -p + exit 0 Provides: python-brian2-doc = 2.7.1-9.fc41 Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 Processing files: python-brian2-debugsource-2.7.1-9.fc41.riscv64 Provides: python-brian2-debugsource = 2.7.1-9.fc41 python-brian2-debugsource(riscv-64) = 2.7.1-9.fc41 Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 Processing files: python3-brian2-debuginfo-2.7.1-9.fc41.riscv64 Provides: debuginfo(build-id) = 505efda39bab2d4e87f42f04952031ad9edc67bb python-brian2-debuginfo = 2.7.1-9.fc41 python3-brian2-debuginfo = 2.7.1-9.fc41 python3-brian2-debuginfo(riscv-64) = 2.7.1-9.fc41 python3.13-brian2-debuginfo = 2.7.1-9.fc41 Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 Recommends: python-brian2-debugsource(riscv-64) = 2.7.1-9.fc41 Checking for unpackaged file(s): /usr/lib/rpm/check-files /builddir/build/BUILD/python-brian2-2.7.1-build/BUILDROOT Wrote: /builddir/build/SRPMS/python-brian2-2.7.1-9.fc41.src.rpm Wrote: /builddir/build/RPMS/python-brian2-doc-2.7.1-9.fc41.noarch.rpm Wrote: /builddir/build/RPMS/python3-brian2-debuginfo-2.7.1-9.fc41.riscv64.rpm Wrote: /builddir/build/RPMS/python-brian2-debugsource-2.7.1-9.fc41.riscv64.rpm Wrote: /builddir/build/RPMS/python3-brian2-2.7.1-9.fc41.riscv64.rpm Child return code was: 0