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Alpha-congruence for dispersive billiards

Published online by Cambridge University Press:  19 September 2008

Kari Eloranta
Affiliation:
Institute of Mathematics, Helsinki University of Technology, 02150 Espoo, Finland

Abstract

We show the stability in the sense of α-congruence of dispersive (Sinai) planar billiards that are Bernoulli flows. The perturbations are either billiards on slightly altered tables or geodesic flows on nearby manifolds.

Type
Research Article
Copyright
Copyright © Cambridge University Press 1991

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