Destruction Of Lagrangian Torus For Positive Definite Hamiltonian Systems

被引:17
|
作者
Cheng, Chong-Qing [1 ]
Wang, Lin [1 ]
机构
[1] Nanjing Univ, Dept Math, Nanjing 210093, Jiangsu, Peoples R China
关键词
Lagrangian torus; nearly integrable Hamiltonian system; action minimizing orbit; INVARIANT CIRCLES; CURVES; DIFFEOMORPHISMS; THEOREM; RING;
D O I
10.1007/s00039-013-0213-z
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
For an integrable Hamiltonian , we show that any Lagrangian torus with a given unique rotation vector can be destructed by arbitrarily -small perturbations. In contrast with it, it has been shown that KAM torus with constant type frequency persists under -small perturbations by Poschel (Comm Pure Appl Math 35:653-696, 1982).
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页码:848 / 866
页数:19
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