English

Cohomology of property T groupoids and applications

Dynamical Systems 2007-05-23 v1 Operator Algebras

Abstract

We extend the Delorme-Guichardet characterization of Kazhdan property TT groups to rr-discrete measured groupoids. We give several applications, in particular to stability results of Kazhdan property TT and to the study of cocycles taking values in a group having the Haagerup property.

Keywords

Cite

@article{arxiv.math/0308158,
  title  = {Cohomology of property T groupoids and applications},
  author = {Claire Anantharaman-Delaroche},
  journal= {arXiv preprint arXiv:math/0308158},
  year   = {2007}
}

Comments

43 pages