Vol. 216, No. 1, 2004

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Random attractor for a damped sine-Gordon equation with white noise

Xiaoming Fan

Vol. 216 (2004), No. 1, 63–76
Abstract

We prove the existence of a compact random attractor for the random dynamical system generated by a damped sine-Gordon with white noise. And we obtain a precise estimate of the upper bound of the Hausdorff dimension of the random attractor, which decreases as the damping grows and shows that the dimension is uniformly bounded for the damping. In particular, under certain conditions, the dimension is zero.

Milestones
Received: 24 March 2003
Revised: 1 December 2003
Published: 1 September 2004
Authors
Xiaoming Fan
Department of Mathematics
Sichuan University
Chengdu, 610064
P.R. China
Department of Applied Mathematics
University of Electronic Science and Technology
Chengdu, 610054
P.R. China