at¶
-
const_reference_point_type
libsemigroups::Action
::
at
(size_t pos) const¶ Returns position
pos
in the currently enumerated points.- Return
An Action::const_reference_point_type to the point in position
pos
of the currently enumerated points in the action.- Complexity
Constant.
- Parameters
pos
: the index of an element.
- Exceptions
std::out_of_range
: if!(pos < current_size())
.