On three-periodic trajectories of multi-dimensional dual billiards
arXiv:math/0302254 · doi:10.2140/agt.2003.3.993
Abstract
We consider the dual billiard map with respect to a smooth strictly convex closed hypersurface in linear 2m-dimensional symplectic space and prove that it has at least 2m distinct 3-periodic orbits.
Published by Algebraic and Geometric Topology at http://www.maths.warwick.ac.uk/agt/AGTVol3/agt-3-33.abs.html