Tue, 13 Nov 2018

14:15 - 15:30
L4

Even Artin groups of FC-type are polyfree.

Conchita Martinez-Perez
(Universidad de Zaragoza)
Abstract

Polyfree groups are defined as groups having a series of normal
subgroups such that each sucessive quotient is free. This property
imples locally indicability and therefore also right orderability. Right
angled Artin groups are known to be polyfree (a result shown
independently by Duchamp-Krob, Howie and Hermiller-Sunic). Here we show
that Artin FC-groups for which all the defining relation are of even
type  are also polyfree. This is a joint work with Ruven Blasco and Luis
Paris.

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