Journal of Inequalities and Applications
Volume 2006 (2006), Article ID 98685, 17 pages
Periodic solutions of second-order Liénard equations with -Laplacian-like operators
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 -Laplacian-like operator is studied by applying new generalization of polar coordinates.