left¶
-
element_index_type
libsemigroups::FroidurePinBase
::
left
(element_index_type i, letter_type j)¶ Returns the index of the product of the generator with index
j
and the element in positioni
.This member function fully enumerates the semigroup.
- Exceptions
LibsemigroupsException
: ifi
orj
is out of bounds.