English

On a Question of D. Shlyakhtenko

Operator Algebras 2018-02-27 v1 Dynamical Systems

Abstract

In this short note we construct two countable, infinite conjugacy class groups which admit free, ergodic, probability measure preserving orbit equivalent actions, but whose group von Neumann algebras are not (stably) isomorphic.

Keywords

Cite

@article{arxiv.0906.5345,
  title  = {On a Question of D. Shlyakhtenko},
  author = {Ionut Chifan and Adrian Ioana},
  journal= {arXiv preprint arXiv:0906.5345},
  year   = {2018}
}
R2 v1 2026-06-21T13:19:06.460Z