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Title: Commutative semigroups that are nil of index 2 and have no irreducible elements (English)
Author: Ježek, Jaroslav
Author: Kepka, Tomáš
Author: Němec, Petr
Language: English
Journal: Mathematica Bohemica
ISSN: 0862-7959 (print)
ISSN: 2464-7136 (online)
Volume: 133
Issue: 1
Year: 2008
Pages: 1-7
Summary lang: English
Category: math
Summary: Every commutative nil-semigroup of index 2 can be imbedded into such a semigroup without irreducible elements. (English)
Keyword: nil-semigroup
Keyword: commutative nil-semigroup
MSC: 20M14
idZBL: Zbl 1170.20312
idMR: MR2400146
DOI: 10.21136/MB.2008.133941
Date available: 2009-09-24T22:33:43Z
Last updated: 2020-07-29
Stable URL:
Reference: [1] R. El Bashir, T. Kepka, M. Kechlibar: Commutative semigroups with few fully invariant congruences I.Acta Univ. Carolinae Math. Phys. 46/1 (2005), 49–64. MR 2195569
Reference: [2] V. Flaška, T. Kepka: Commutative zeropotent semigroups.Acta Univ. Carolinae Math. Phys. 47/1 (2006), 3–14. MR 2509893


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