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math.GR2003
On singular Artin monoids
Eddy Godelle, Luis Paris
In this paper we study some combinatorial aspects of the singular Artin monoids. Firstly, we show that a singular Artin monoid can be presented as a semidirect product of a gr…
math.GR2003
Artin groups of spherical type up to isomorphism
Luis Paris
We prove that two Artin groups of spherical type are isomorphic if and only if their defining Coxeter graphs are the same.