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超线性自治离散哈密顿系统周期解的存在性
The existence of periodic solutions to superlinear autonomous discrete Hamiltonian systems
【摘要】 考虑一阶自治离散哈密顿系统,通常的超线性条件是Ambrosetti-Rabinowitz型条件.利用临界点理论证明:当系统满足比Ambrosetti-Rabinowitz型条件更弱的超线性条件时,该系统至少存在两个非平凡任意周期的周期解.
【Abstract】 Consider an autonomous discrete Hamiltonian system,the usual superlinear condition is Ambrosetti-Rabinowitz-type.In this paper,by using critical point theory,we prove that the system possesses at least two nontrivial periodic solutions with any prescribed periods under a superlinear assumption weaker than Ambrosetti-Rabinowitz-type condition.
【关键词】 周期解;
Ambrosetti-Rabinowitz型条件;
离散哈密顿系统;
环绕定理;
【Key words】 periodic solution; Ambrosetti-Rabinowitz-type condition; discrete Hamiltonian system; linking theorem;
【Key words】 periodic solution; Ambrosetti-Rabinowitz-type condition; discrete Hamiltonian system; linking theorem;
【基金】 国家自然科学基金资助项目(10571032)
- 【文献出处】 广州大学学报(自然科学版) ,Journal of Guangzhou University(Natural Science Edition) , 编辑部邮箱 ,2007年06期
- 【分类号】O175
- 【下载频次】85