Algebre de Clifford d'un antiautomorphisme

Anne Cortella (1)

1 LMB - Laboratoire de Mathématiques de Besançon (UMR 6623)

We give a definition of the Clifford algebra of an antiautomorphism of a central simple algebra, and compute it for the algebras of degree $2$.

Mots clés: central simple algebras; quadratic forms; Clifford algebra; cohomological invariants

Domaines: Anneaux et algèbres [math.RA]

Anne Cortella. Algebre de Clifford d'un antiautomorphisme. 2006. ⟨hal-00089919⟩