期刊
DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS
卷 25, 期 2, 页码 701-718出版社
AMER INST MATHEMATICAL SCIENCES-AIMS
DOI: 10.3934/dcds.2009.25.701
关键词
Gevrey smoothness; reversible systems; KAM iteration; non-degeneracy condition
资金
- Scientific Research Foundation of Graduate School of Southeast University
- Natural Science Foundation of China [10571027]
In this paper we prove Gevrey smoothness of the persisting invariant tori for small perturbations of analytic linear reversible systems with Russmann's non-degeneracy condition by an improved KAM iteration method with parameters.
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