4 ms·
This algebra is also called bicyclic semigroup https://en.wikipedia.org/wiki/Bicyclic_semigroup https://en.wikipedia.org/wiki/Bicyclic_semigroup
by raluk 3mo ago
This algebra is also called bicyclic semigroup https://en.wikipedia.org/wiki/Bicyclic_semigroup https://en.wikipedia.org/wiki/Bicyclic_semigroup