English

An elementary proof of Novikov's theorem

Geometric Topology 2023-03-01 v1

Abstract

Novikov's theorem states that, given a taut (codimension-one) foliation on a closed 3-manifold M, the fundamental group of any leaf injects into the fundamental group of M. We use foliated branched covers to give a simple proof of this result.

Keywords

Cite

@article{arxiv.2302.14759,
  title  = {An elementary proof of Novikov's theorem},
  author = {Samuel Ranz and Lauran Toussaint},
  journal= {arXiv preprint arXiv:2302.14759},
  year   = {2023}
}

Comments

10 pages, 1 figure