Covering graph for diagram subgroups of two generators of semigroup presentation for words of length three

Kalthom Mahmood Alaswad, Abd. Ghafur Ahmad

Research output: Contribution to journalArticle

Abstract

For any given diagram group we have a graph. The aim of this paper is to determine all subgroups of diagram group from semigroup presentation P=<a,b:a=b>, to investigate how the diagram group change if we change the subgroup without changing the semigroup presentation.

Original languageEnglish
Pages (from-to)163-171
Number of pages9
JournalGlobal Journal of Pure and Applied Mathematics
Volume7
Issue number2
Publication statusPublished - 2011

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Covering Graph
Diagram
Semigroup
Subgroup
Generator
Graph in graph theory
Presentation

Keywords

  • Covering space
  • Diagram group
  • Mapping of graphs
  • Semigroup
  • Semigroup presentation

ASJC Scopus subject areas

  • Mathematics(all)
  • Applied Mathematics

Cite this

Covering graph for diagram subgroups of two generators of semigroup presentation for words of length three. / Alaswad, Kalthom Mahmood; Ahmad, Abd. Ghafur.

In: Global Journal of Pure and Applied Mathematics, Vol. 7, No. 2, 2011, p. 163-171.

Research output: Contribution to journalArticle

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