A new characterization of some Mathieu groups by the number of Sylow subgroups

  • Alireza Khalili Asboei Azad University Science and Research Branch Department of Mathematics
  • Syyed Sadegh Salehi Amiri Azad University Science and Research Branch Department of Mathematics
  • Ali Iranmanesh Tarbiat Modares University Faculty of Mathematical Sciences Department of Mathematics
  • Abolfazl Tehranian Azad University Science and Research Branch Department of Mathematics

Resumo

Let G be a finite group with trivial center and n_{p}(G) be the number of Sylow p- subgroup of G. In this paper we prove that if n_{p}(G)=n_{p}(M_{n}), for every prime p in pi (G), where n in {11, 12}, then M_{n}<= G <= Aut(M_{n}).

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Publicado
2012-01-28
Seção
Artigos