PARTIAL ACTIONS OF GROUPOIDS

Claire Anantharaman-Delaroche (1)

1 IDP - Institut Denis Poisson

We study the notion of partial action of a locally compact groupoid on a C *-algebra. We show that the semidirect product groupoid associated with a partial action of an amenable locally compact groupoid on a locally compact space is an amenable locally compact groupoid.

Domaines: Mathématiques [math]; Systèmes dynamiques [math.DS]; Algèbres d'opérateurs [math.OA]

Claire Anantharaman-Delaroche. PARTIAL ACTIONS OF GROUPOIDS. 2020. ⟨hal-02429386⟩