A note on existence of infinitely many periodic solutions for second-order nonlinear difference systems

作者：Jiang, Qin; Ma, Sheng^*

来源：Advances in Difference Equations, 2016, 2016(1): 295.

DOI：10.1186/s13662-016-1025-x

• second-order difference systems
• infinitely many periodic solutions
• variational methods
• saddle point theorem

The paper deals with the existence of infinitely many periodic solutions for second-order nonlinear difference systems. A variational approach is applied using the saddle point theorem.

• 出版日期2016-11-22
• 单位黄冈师范学院