English

Surface subgroups of Kleinian groups with torsion

Geometric Topology 2009-07-28 v3 Differential Geometry

Abstract

We prove that every finitely generated Kleinian group that contains a finite, non-cyclic subgroup either is finite or virtually free or contains a surface subgroup. Hence, every arithmetic Kleinian group contains a surface subgroup.

Keywords

Cite

@article{arxiv.0804.1309,
  title  = {Surface subgroups of Kleinian groups with torsion},
  author = {Marc Lackenby},
  journal= {arXiv preprint arXiv:0804.1309},
  year   = {2009}
}

Comments

21 pages, 2 figures; final version, to appear in Invent. Math

R2 v1 2026-06-21T10:28:54.124Z