Yue Wu, Tianqing An
Abstract:
The purpose of this paper is to study the existence of periodic
solutions for a class of non-autonomous second order Hamiltonian systems.
New results are obtained by using the least action principle and
the minimax methods, without the so-called Ahmad-Lazer-Paul type condition.
Submitted January 11, 2013. Published March 19, 2013.
Math Subject Classifications: 34C25, 58F05.
Key Words: Periodic solution; Hamiltonian systems; critical point;
variational method.
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Yue Wu College of Science, Hohai University Nanjing 210098, China email: wyue007@126.com | |
Tianqing An College of Science, Hohai University Nanjing 210098, China email: antq@hhu.edu.cn |
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