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Abstract
Let A S and A T be Artin–Tits groups and let ϕ p : A S → A T be an LCM -homomorphism constructed using the folding method. We characterize the quasicentralizer of ϕ p (S) in A T in the case when T is of spherical type.
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2002 MSC:
Notes
Communicated by M. Rosso.