Isolated subsemigroups in the variants of T_n
Group Theory
2010-04-02 v2
Abstract
We classify all isolated, completely isolated, and convex subsemigroups in the semigroup T_n of all transformations of an n-element set, considered as the semigroup with respect to a sandwich operation.
Keywords
Cite
@article{arxiv.math/0503489,
title = {Isolated subsemigroups in the variants of T_n},
author = {Volodymyr Mazorchuk and Galyna Tsyaputa},
journal= {arXiv preprint arXiv:math/0503489},
year = {2010}
}
Comments
29 pages/ corrected version