%0 Journal Article
%T 一类二阶离散哈密尔顿系统的无穷多解的存在性<br>The Existence of Infinitely Many Periodic Solutions for a Class of Second-Order Discrete Hamiltonian Systems
%A 马晟
%A 胡志华
%A 童宽
%A 江芹&lt
%A br&gt
%A MA Sheng
%A HU Zhi-hua
%A TONG Kuan
%A JIANG Qin
%J 西南大学学报(自然科学版)
%D 2018
%R 10.13718/j.cnki.xdzk.2018.02.014
%X 基于变分法，运用鞍点定理，得到了一类二阶离散哈密尔顿系统的无穷多解的存在性，推广了已有文献的相关结果.<br>In the paper, based on the variational method, the existence of infinitely many periodic solutions is obtained for a class of second-order discrete Hamiltonian systems via the saddle point theorem
%K 二阶离散哈密尔顿系统
%K 鞍点定理
%K 周期解
%K 次凸&lt
%K br&gt
%K second-order discrete Hamiltonian system
%K saddle point theorem
%K periodic solution
%K subconvex
%U http://xbgjxt.swu.edu.cn/jsuns/html/jsuns/2018/2/201802014.htm