中文

三维环面上保守Anosov微分同胚附近U-Gibbs测度的刚性

动力系统 2023-10-12 v2

摘要

我们证明,在三维环面 T3\mathbb{T}^3 上体积保持的、具有扩张中心且强部分双曲的Anosov微分同胚集合的一个 C1C^1 邻域 U\mathcal{U} 内,任意 fUDiff2(T3)f\in\mathcal{U}\cap\operatorname{Diff}^2(\mathbb{T}^3) 满足如下二分性:要么 ff 的强稳定与强不稳定丛 EsE^sEuE^u 联合可积,要么 ff 的任意全支撑 uu-Gibbs测度是SRB测度。

关键词

引用

@article{arxiv.2208.00126,
  title  = {Rigidity of $\mathbf{\textit{U}}$-Gibbs measures near conservative Anosov diffeomorphisms on $\mathbb{T}^3$},
  author = {Sébastien Alvarez and Martin Leguil and Davi Obata and Bruno Santiago},
  journal= {arXiv preprint arXiv:2208.00126},
  year   = {2023}
}

备注

Revised version. New definition of leaf wise quotient measures and new results on change of normal form coordinates