Subdirectly irreducible acts over some semigroups

Document Type: Research Paper


1 Department of Mathematics‎, ‎Hakim Sabzevari‎ ‎University‎, ‎Sabzevar‎, ‎Iran.

2 Department of Mathematics‎, ‎Shahid Beheshti University‎, ‎Tehran‎, ‎Iran.


‎In this paper‎, ‎we characterize and find the number of subdirectly‎ ‎irreducible acts over some classes of semigroups‎, ‎such as zero‎ ‎semigroups‎, ‎right zero semigroups‎ ‎and strong chain of left zero semigroups.


Main Subjects

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Volume 43, Issue 6
November and December 2017
Pages 1913-1924
  • Receive Date: 16 November 2015
  • Revise Date: 25 November 2016
  • Accept Date: 25 November 2016