Invariant Hyperbolic Tori for Gevrey-smooth Hamiltonian Systems Under Russmann's Non-degeneracy Condition

被引:1
|
作者
Zhang, Dong Feng [1 ]
Xu, Jun Xiang [1 ]
机构
[1] Southeast Univ, Dept Math, Nanjing 210096, Peoples R China
关键词
hyperbolic invariant tori; KAM iteration; Gevrey-smooth; non-degeneracy condition;
D O I
10.1007/s10114-008-6180-x
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, we prove the persistence of hyperbolic lower dimensional invariant tori for Gevrey-smooth perturbations of partially integrable Hamiltonian systems under Russmann's non-degeneracy condition by an improved KAM iteration, and the persisting invariant tori are Gevrey smooth, with the same Gevrey index as the Hamiltonian.
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页码:1625 / 1636
页数:12
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