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math.GR2008
Parabolic subgroups of Garside groups II: ribbons
Eddy Godelle
We introduce and investigate the ribbon groupoid associated with a Garside group. Under a technical hypothesis, we prove that this category is a Garside groupoid. We decompose this…
math.GR2008★ 2 cited
The conjugacy problem in right-angled Artin groups and their subgroups
John Crisp, Eddy Godelle, Bert Wiest
We prove that the conjugacy problem in right-angled Artin groups (RAAGs), as well as in a large and natural class of subgroups of RAAGs, can be solved in linear-time. This class of…