EMIS ELibM Electronic Journals PUBLICATIONS DE L'INSTITUT MATHÉMATIQUE (BEOGRAD) (N.S.)
Vol. 50(64) Preimenovati datoteke, proveriti paginaciju!!!, pp. 71--84 (1991)

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Tight semigroups

Stojan Bogdanovi{\cj} and Miroslav {\CJ}iri{\cj}

Ekonomski fakultet, Nis, Yugoslavia and Filozofski fakultet, Nis, Yugoslavia

Abstract: We give a description of tight semigroups, i.e.\ semigroups in which for every subset $M$, $|M|\le 2$ implies that $|M^2|\le 2$.

Classification (MSC2000): 20M10

Full text of the article:

Electronic fulltext finalized on: 2 Nov 2001. This page was last modified: 16 Nov 2001.

© 2001 Mathematical Institute of the Serbian Academy of Science and Arts
© 2001 ELibM for the EMIS Electronic Edition