In Chapter 3, we study the boundedness of solutions and the existence of invariant tori for two kinds of isochronous systems.
在第三章中，我们研究了两类等时系统解的有界性和不变环面的存在性。
A generalized KAM theorem for lower dimensional tori in Hamiltonian systems is obtained, which applies to the case where there are normal frequencies and hyperbolic normal components simultaneously.
本文给出了关于哈密顿系统低维环面的一个推广的KAM定理，它适用于同时存在法向频率和双曲法向分量的情况。
Who are Lindsey and Tori talking about?
林西和陶瑞谈论的是谁？
Karen: Tori, I thought you had it all hooked up.
凯伦：特莉，我以为你都联系好了呢。
Tori: hey! They're the "it girls". That's the way it's always been.
特莉：嗨。她们可是“天之骄女”啊。事情总是这样的。
Tori adopted even without the chrysanthemum, or at least I can sit watching the world Yunjuanyunshu!
即使没有在东篱采菊，至少我可以坐看天下云卷云舒！
Tori adopted even without the chrysanthemum, or at least I can sit watching the world Yunjuanyunshu!
即使没有在东篱采菊，至少我可以坐看天下云卷云舒！
应用推荐