De Pieter Spaas
Apparaît dans la collection : Group operator algebras and Non commutative geometry / Algèbres d'opérateurs de groupes et Geometrie non commutative
We identify natural conditions on group actions on trees which imply that the induced action on the boundary is (Borel/measure) hyperfinite. We will consider the differences between the Borel and measurable versions, and discuss different notions of amenability which arise in the proofs.
De Antoine Chambert-Loir
De Maciej Bocheński
![[1240] La logique continue des corps globalement valués](/media/cache/video_light/uploads/video/Bourbaki.png)