2 papers
math.GR2011
Examples of infinite covolume subgroups of with big limit sets
Slavyana Geninska
We provide examples of finitely generated infinite covolume subgroups of with a "big" limit set, e.g. that contains an open subset of the geometric boundary. They are…
math.DG2006
A geometric characterization of arithmetic Fuchsian groups
S. Geninska, E. Leuzinger
The trace set of a Fuchsian group ist the set of length of closed geodesics in the surface . Luo and Sarnak showed that the trace set of a cofinite arit…