中文

正定哈密顿系统中拉格朗日环面的破坏

动力系统 2012-11-29 v1 泛函分析

摘要

对于可积哈密顿系统H0=1/2i=1dyi2H_0=1/2\sum_{i=1}^dy_i^2 (d2)(d\geq 2),我们证明任何具有给定唯一旋转向量的拉格朗日环面都可以被任意C2dδC^{2d-\delta}-小扰动破坏。与此相反,已有结果表明具有常数型频率的KAM环面在C2d+δC^{2d+\delta}-小扰动下保持存在。

关键词

引用

@article{arxiv.1211.6480,
  title  = {Destruction of Lagrangian torus for positive definite Hamiltonian systems},
  author = {Chong-Qing Cheng and Lin Wang},
  journal= {arXiv preprint arXiv:1211.6480},
  year   = {2012}
}

备注

accepted by Geometric and Functional Analysis (GAFA). arXiv admin note: substantial text overlap with arXiv:1208.2840