Endomorphism Semigroups of Some Class of Connected Unars with Stagnant Element
S. V. Syrovatskaya · Lobachevskii Journal of Mathematics · 2020
Abstract The class $$\mathfrak{K}$$ of all connected unars with stagnant element being their single knot element is considered. Structure of the endomorphism semigroups of unars from $$\mathfrak{K}$$ is described.