The Lyapunov exponent in the Sinai billiard in the small scatterer limit
Per Dahlqvist; Per Dahlqvist; Mechanics Department, Royal Institute of Technology, S-100 44 Stockholm, Sweden
Журнал:
Nonlinearity
Дата:
1997-01-01
Аннотация:
We show that the Lyapunov exponent for the Sinai billiard is with where R is the radius of the circular scatterer. We consider the disk-to-disk-map of the standard configuration where the disk is centred inside a unit square.
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