Le coût est un invariant isopérimétrique

Thumbnail Image

Date

Authors

Journal Title

Journal ISSN

Volume Title

Publisher

Abstract

Description

For a type II_1 ergodic measured equivalence relation R on a probability space without atom, we prove that h(R)=2C(R)-2, where C(R) is the cost, and h(R) the isoperimetric constant. This follows recent result by Lyons and the authors.
5 pages

Keywords

Operator Algebras, Dynamical Systems, Group Theory

Citation

URI

http://salesiana.dossiersoluciones.com/handle/123456789/222334

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0903.0911
 http://arxiv.org/abs/0903.0911

Collections

arXiv