collaborators

2 papers

math.GR2016

Double centralizers in Artin-Tits groups

Oussama Ajbal, Eddy Godelle

We prove an analogue of the Centralizer Theorem in the context of Artin-Tits groups.

math.GR2014

Fixed points of endomorphisms and relations between metrics in preGarside monoids

Oussama Ajbal

Rodaro and Silva proved that the fixed points submonoid and the periodic points submonoid of a trace monoid endomorphism are always finitely generated. We show that for finitely ge…