English

Veech groups, irrational billiards and stable abelian differentials

Dynamical Systems 2009-06-29 v2 Differential Geometry

Abstract

We describe Veech groups of flat surfaces arising from irrational angled polygonal billiards or irreducible stable abelian differentials. For irrational polygonal billiards, we prove that these groups are non-discrete subgroups of SO(2,R) and we calculate their rank.

Keywords

Cite

@article{arxiv.0905.1591,
  title  = {Veech groups, irrational billiards and stable abelian differentials},
  author = {Ferran Valdez},
  journal= {arXiv preprint arXiv:0905.1591},
  year   = {2009}
}

Comments

8 pages, 2 figures

R2 v1 2026-06-21T13:00:31.507Z