Karpatsʹkì Matematičnì Publìkacìï (Jun 2013)
Superextensions of cyclic semigroups
Abstract
Given a cyclic semigroup $S$ we study right and left zeros,singleton left ideals, the minimal ideal, left cancelable andright cancelable elements of superextensions $lambda(S)$ andcharacterize cyclic semigroups whose superextensions arecommutative.