2009/05/11 by Ferran Valdez, Valdez, Ferran
Mathematics · #Differential Geometry (math.DG) #Dynamical Systems (math.DS) #FOS: Mathematics #math.DG #math.DS
paper · pdf · doi:10.48550/arxiv.0905.1591
8 pages, 2 figures
arxiv created 2009/06/29 · arxiv updated 2009/12/01
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.