English

A Counterexample to Guillemin's Zollfrei Conjecture

Differential Geometry 2014-02-24 v1

Abstract

We construct Zollfrei Lorentzian metrics on every nontrivial orientable circle bundle over a orientable closed surface. Further we prove a weaker version of Guillemin's conjecture assuming global hyperbolicity of the universal cover.

Keywords

Cite

@article{arxiv.1302.2496,
  title  = {A Counterexample to Guillemin's Zollfrei Conjecture},
  author = {Stefan Suhr},
  journal= {arXiv preprint arXiv:1302.2496},
  year   = {2014}
}

Comments

Comments are welcome

R2 v1 2026-06-21T23:24:10.233Z