Periodic solutions of a class of nonautonomous second-order Hamiltonian systems with nonsmooth potentials

被引:4
|
作者
Ning, Yan [1 ]
An, Tianqing [1 ]
机构
[1] Hohai Univ, Coll Sci, Nanjing 210098, Jiangsu, Peoples R China
来源
关键词
periodic solutions; second-order Hamiltonian systems; saddle point theorem; discontinuous nonlinearities; locally Lipschitz continuous; MULTIPLE SOLUTIONS; EXISTENCE;
D O I
10.1186/s13661-015-0292-x
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
This paper is concerned with nonautonomous second-order Hamiltonian systems with nondifferentiable potentials. By using the nonsmooth critical point theory for locally Lipschitz functionals, we obtain some new existence results for the periodic solutions.
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收藏
页数:12
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