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Separable Subsets of GFERF Negatively Curved Groups

Authors
  • Minasyan, Ashot
Type
Published Article
Publication Date
Nov 13, 2006
Submission Date
Feb 04, 2005
Identifiers
arXiv ID: math/0502101
Source
arXiv
License
Unknown
External links

Abstract

A word hyperbolic group $G$ is called GFERF if every quasiconvex subgroup coincides with the intersection of finite index subgroups containing it. We show that in any such group, the product of finitely many quasiconvex subgroups is closed in the profinite topology on $G$.

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