@Article{ATA-36-3,
author = {Xu, Junxiang and Qi, Li},
title = {Lyapunov Center Theorem of  Infinite Dimensional Hamiltonian Systems},
journal = {Analysis in Theory and Applications},
year = {2020},
volume = {36},
number = {3},
pages = {295--325},
abstract = {<p style="text-align: justify;">In this paper we reformulate a Lyapunov center theorem of infinite dimensional Hamiltonian systems arising from PDEs. The proof is based on a modified KAM iteration for periodic case.</p>},
issn = {1573-8175},
doi = {https://doi.org/10.4208/ata.OA-SU9},
url = {https://global-sci.com/article/73817/lyapunov-center-theorem-of-infinite-dimensional-hamiltonian-systems}
}