English

Finding simple curves in surface covers is undecidable

Geometric Topology 2018-08-22 v2 Group Theory

Abstract

It is shown that various questions about the existence of simple closed curves in normal subgroups of surface groups are undecidable.

Keywords

Cite

@article{arxiv.1806.03700,
  title  = {Finding simple curves in surface covers is undecidable},
  author = {Ingrid Irmer},
  journal= {arXiv preprint arXiv:1806.03700},
  year   = {2018}
}

Comments

Made a correction to Corollary 4

R2 v1 2026-06-23T02:25:05.428Z