, Volume 10, Issue 2, pp 357-375
Date: 22 May 2009

Unbounded Orbits for Semicircular Outer Billiard

Abstract.

We show that the outer billiard around a semicircle has an open ball escaping to infinity.

Communicated by Domokos Szasz.
Submitted: April 19, 2008.; Accepted: January 11, 2009.