English

Some non-amenable groups

Group Theory 2011-11-10 v2

Abstract

We generalize a result of R. Thomas to establish the non-vanishing of the first l2-Betti number for a class of finitely generated groups.

Keywords

Cite

@article{arxiv.1006.5389,
  title  = {Some non-amenable groups},
  author = {Aditi Kar and Graham A. Niblo},
  journal= {arXiv preprint arXiv:1006.5389},
  year   = {2011}
}

Comments

4 pages

R2 v1 2026-06-21T15:41:56.418Z