left¶
-
inline 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.
- Throws
LibsemigroupsException – if
i
orj
is out of bounds.