Bisets as categories, and tensor product of induced bimodules

Serge Bouc (1)

1 LAMFA - Laboratoire Amiénois de Mathématique Fondamentale et Appliquée

Bisets can be considered as categories. This note uses this point of view to give a simple proof of a Mackey-like formula expressing the tensor product of two induced bimodules.

Mots clés: Biset; induced; bimodule; tensor product.; tensor product

Domaines: Théorie des groupes [math.GR]; Catégories et ensembles [math.CT]

Serge Bouc. Bisets as categories, and tensor product of induced bimodules. 2008. ⟨hal-00365290⟩