nr_generators

size_t libsemigroups::KnuthBendixCongruenceByPairs::nr_generators() const noexcept

Returns the number of generators specified by CongruenceInterface::set_nr_generators.

Return

The number of generators of the semigroup of the congruence that an object of this type represents, or libsemigroups::UNDEFINED.

Exceptions

This function is noexcept and is guaranteed never to throw.

Complexity

Constant.

Parameters

(None)