English

Small cancellation rings are non-amenable

Rings and Algebras 2023-11-07 v3

Abstract

In this paper we prove that small cancellation rings under some natural restrictions are non-amenable and contain non-commutative free associative algebra.

Cite

@article{arxiv.2210.13303,
  title  = {Small cancellation rings are non-amenable},
  author = {Agatha Atkarskaya},
  journal= {arXiv preprint arXiv:2210.13303},
  year   = {2023}
}

Comments

Added references, revised argument in section 5, in general the results unchanged, the technical constants are changed

R2 v1 2026-06-28T04:22:05.939Z