add_base_point

void libsemigroups::SchreierSims::add_base_point(point_type const pt)

Add a base point to the stabiliser chain.

Return

(None)

Complexity

Linear in the current number of base points.

Parameters

• pt: the base point to add.

Exceptions

• LibsemigroupsException: if pt is out of range.

• LibsemigroupsException: if finished() returns true.

• LibsemigroupsException: if pt is already a base point.