Green’s Relations in the Commutative Centralizers of Monounary Algebras
Danica Jakubı́ková-Studenovská, Miroslava Šuličová · Demonstratio Mathematica · 2015
Abstract The paper deals with the monounary algebras for which the second centralizer equals the first centralizer. We describe Green’s relations on the semigroup C, where C is the centralizer of such algebra.