English

Homomorphisms to 3-manifold groups

Geometric Topology 2024-07-15 v3 Group Theory

Abstract

We prove foundational results about the set of homomorphisms from a finitely generated group to the collection of all fundamental groups of compact 3-manifolds and answer questions of Reid-Wang-Zhou and Agol-Liu.

Keywords

Cite

@article{arxiv.2103.06095,
  title  = {Homomorphisms to 3-manifold groups},
  author = {Daniel Groves and Michael Hull and Hao Liang},
  journal= {arXiv preprint arXiv:2103.06095},
  year   = {2024}
}

Comments

50 pages. v2: Minor changes to introduction, and fixed some typos. Results remain unchanged. v3: 55 pages. Substantial rewrite for clarity, with details added and corrections made

R2 v1 2026-06-23T23:57:47.524Z