English

Thompson's group T has quadratic Dehn function

Group Theory 2025-07-11 v2

Abstract

We prove that Thompson's group TT and, more generally, all the Higman-Thompson groups TnT_n have quadratic Dehn function.

Cite

@article{arxiv.2410.23088,
  title  = {Thompson's group T has quadratic Dehn function},
  author = {Matteo Migliorini},
  journal= {arXiv preprint arXiv:2410.23088},
  year   = {2025}
}

Comments

14 pages, 2 figures. Correction of minor typos

R2 v1 2026-06-28T19:41:25.546Z