Crossed modules and Artin groups

Date: 
2016/06/02 Thu 16:30 - 18:00
Room: 
Room 809, Building No.6
Speaker: 
Toshiyuki Akita
Affiliation: 
Hokkaido University
Abstract: 

In his paper "Braids and crossed modules" (2012), Huebschmann describes a braid group as a crossed module over itself and gives its properties. We will generalize some of his results to Artin groups.