Resumen de Gevrey-Smoothness of Elliptic Lower Dimensional Invariant Tori in Hamiltonian Systems

Bingfeng Wang, Yanling Shi, Shunjun Jiang

• This paper studies Gevrey smoothness of elliptic lower dimensional invariant tori in Hamiltonian systems under partial Melnikov’s conditions and Rüssmann’s nondegeneracy condition.