English

Random groups do not have Property (T) at densities below 1/4

Group Theory 2022-06-30 v1

Abstract

We prove that random groups in the Gromov density model at density d <1/4 do not have Property (T), answering a conjecture of Przytycki. We also prove similar results in the k-angular model of random groups.

Keywords

Cite

@article{arxiv.2206.14616,
  title  = {Random groups do not have Property (T) at densities below 1/4},
  author = {Calum J Ashcroft},
  journal= {arXiv preprint arXiv:2206.14616},
  year   = {2022}
}

Comments

18 pages

R2 v1 2026-06-24T12:08:17.497Z