Journal of Inequalities and Applications
Volume 2006 (2006), Article ID 98685, 17 pages

Periodic solutions of second-order Liénard equations with p-Laplacian-like operators

Youyu Wang and Weigao Ge

The School of Mathematics, Beijing Institute of Technology, Beijing 100081, China

Received 12 April 2005; Accepted 10 August 2005

Copyright © 2006 Youyu Wang and Weigao Ge. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


The existence of periodic solutions for second-order Liénard equations with p-Laplacian-like operator is studied by applying new generalization of polar coordinates.