3 papers
math.GR2019
Structure theory of regular semigroups
Mária B. Szendrei
This survey aims to give an overview of several substantial developments of the last 50 years in the structure theory of regular semigroups and to shed light on their impact on oth…
math.CO2018
Inverse monoids of partial graph automorphisms
Robert Jajcay, Tatiana Jajcayova, Nóra Szakács +1
A partial automorphism of a finite graph is an isomorphism between its vertex induced subgraphs. The set of all partial automorphisms of a given finite graph forms an inverse monoi…
math.GR2018
-solid locally inverse semigroups
Tamás Dékány, Mária B. Szendrei, István Szittyai
We prove that if is an -solid locally inverse semigroup, and is an inverse semigroup congruence on such that the idempotent classes of are completely simple semi…