Some properties of Umar semigroups: isomorphism theorems, ranks and maximal inverse subsemigroups

DOI10.1007/s00233-018-9933-6zbMath1428.20056OpenAlexW2799760388MaRDI QIDQ722572

Worachead Sommanee, Bernd Billhardt, Jintana Sanwong

Publication date: 26 July 2018

Published in: Semigroup Forum (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s00233-018-9933-6

zbMATH Keywords

ranktransformation semigroupmaximal inverse subsemigroup

Mathematics Subject Classification ID

Semigroups of transformations, relations, partitions, etc. (20M20) Inverse semigroups (20M18)

Related Items (2)

Some Properties of the semigroup PGY (X): Green’s relations, ideals, isomorphism theorems and ranks ⋮ Ranks of certain semigroups of transformations whose restrictions are elements of a given semigroup

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