English

Hyperbolic hydra

Group Theory 2011-05-10 v1

Abstract

We give examples of hyperbolic groups with finite-rank free subgroups of huge (Ackermannian) distortion.

Keywords

Cite

@article{arxiv.1105.1535,
  title  = {Hyperbolic hydra},
  author = {Noel Brady and Will Dison and Tim Riley},
  journal= {arXiv preprint arXiv:1105.1535},
  year   = {2011}
}

Comments

11 pages, 2 figures

R2 v1 2026-06-21T18:04:15.692Z