Hostname: page-component-78c5997874-t5tsf Total loading time: 0 Render date: 2024-11-15T03:55:37.283Z Has data issue: false hasContentIssue false

Green’s relations and regularity in centralizers of permutations

Published online by Cambridge University Press:  19 July 2001

JANUSZ KONIECZNY
Affiliation:
Department of Mathematics, Mary Washington College, Fredericksburg, Virginia 22401, USA; e-mail: jkoniecz@mwcgw.mwc.edu
Rights & Permissions [Opens in a new window]

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

For any permutation σ on N = {1,2,…,n}: (i) Green’s relations are characterized in the centralizer C(σ) of σ (relative to the semigroup PTn of partial transformations on N); and (ii) a criterion is given for C(σ) to be a regular semigroup (inverse semigroup, union of groups).

Type
Research Article
Copyright
1999 Glasgow Mathematical Journal Trust