English

A Folner Invariant for Type II_1 Factors

Operator Algebras 2007-05-23 v2 Group Theory

Abstract

In this article we introduce an isomorphism invariant for type II_1 factors using the Connes-Folner condition. We compute bounds of this number for free group factors.

Cite

@article{arxiv.math/0505609,
  title  = {A Folner Invariant for Type II_1 Factors},
  author = {Jon P. Bannon and Mohan Ravichandran},
  journal= {arXiv preprint arXiv:math/0505609},
  year   = {2007}
}

Comments

15 pages, submitted to the Journal of Functional Analysis