IJPAM: Volume 86, No. 4 (2013)
SEMIGROUPS OF ORDER 3 WITH TWO IDEMPOTENTS
Department of Mathematics
Faculty of Science
Khon Kaen University
Khon Kaen, 40002, THAILAND
Abstract. In this paper we use only elementary ideas to show that there are 9 nonisomorphic semigroups of order 3 with two idempotents.
Received: April 29, 2013
AMS Subject Classification: 20M10
Key Words and Phrases: finite semigroups
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DOI: 10.12732/ijpam.v86i4.10 How to cite this paper?
Source: International Journal of Pure and Applied Mathematics
ISSN printed version: 1311-8080
ISSN on-line version: 1314-3395