Electron. J. Diff. Equ., Vol. 2014 (2014), No. 64, pp. 1-13.

Periodic solutions for non-autonomous second-order differential systems with (q,p)-Laplacian

Chun Li, Zeng-Qi Ou, Chun-Lei Tang

Abstract:
Some existence theorems are obtained for periodic solutions of nonautonomous second-order differential systems with (q,p)-Laplacian by using the least action principle and the saddle point theorem.

Submitted March 18, 2012. Published March 5, 2014.
Math Subject Classifications: 34C25, 35B38, 47J30.
Key Words: Periodic solution; differential systems; (q,p)-Laplacian; least action principle; saddle point theorem.

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Chun Li
School of Mathematics and Statistics
Southwest University, Chongqing 400715, China
email: Lch1999@swu.edu.cn
Zeng-Qi Ou
School of Mathematics and Statistics
Southwest University, Chongqing 400715, China
email: ouzengq707@sina.com
Chun-Lei Tang
School of Mathematics and Statistics
Southwest University, Chongqing 400715, China
email: tangcl@swu.edu.cn

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