English

Plastikstufe with toric core

Geometric Topology 2016-09-06 v1

Abstract

Plastikstufes and overtwistedness for higher-dimensional contact manifolds are studied in this paper. It is proved that a contact structure is overtwisted if and only if there exists a small plastikstufe with toric core that has trivial rotation.

Keywords

Cite

@article{arxiv.1609.00837,
  title  = {Plastikstufe with toric core},
  author = {Jiro Adachi},
  journal= {arXiv preprint arXiv:1609.00837},
  year   = {2016}
}

Comments

20 pages, 2 figures

R2 v1 2026-06-22T15:39:16.427Z