, Volume 135, Issue 1, pp 167-209
Date: 27 May 2008

Finite index subgroups of graph products

Rent the article at a discount

Rent now

* Final gross prices may vary according to local VAT.

Get Access


We prove that every quasiconvex subgroup of a right-angled Coxeter group is an intersection of finite index subgroups. From this we deduce similar separability results for other types of groups, including graph products of finite groups and right-angled Artin groups.