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An Elementary Proof of a Theorem of Graham on Finite Semigroups

Departament de Matemàtiques, Universitat de València, Dr. Moliner, 50, Burjassot, 46100 València, Spain
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Mathematics 2020, 8(1), 105; https://doi.org/10.3390/math8010105
Received: 19 December 2019 / Revised: 4 January 2020 / Accepted: 6 January 2020 / Published: 8 January 2020
The purpose of this note is to give a very elementary proof of a theorem of Graham that provides a structural description of finite 0-simple semigroups and its idempotent-generated subsemigroups. View Full-Text
Keywords: finite semigroup; regular semigroup; 0-simple semigroup finite semigroup; regular semigroup; 0-simple semigroup
MDPI and ACS Style

Ballester-Bolinches, A.; Pérez-Calabuig, V. An Elementary Proof of a Theorem of Graham on Finite Semigroups. Mathematics 2020, 8, 105.

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