Table of Contents Author Guidelines Submit a Manuscript
Discrete Dynamics in Nature and Society
Volume 2013, Article ID 809262, 5 pages
Research Article

Existence of Multiple Solutions for a Class of Biharmonic Equations

Department of Mathematics, Qilu Normal University, Jinan 250013, China

Received 17 July 2013; Revised 28 October 2013; Accepted 11 November 2013

Academic Editor: Cengiz Çinar

Copyright © 2013 Chunhan Liu and Jianguo Wang. 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.


By a symmetric Mountain Pass Theorem, a class of biharmonic equations with Navier type boundary value at the resonant and nonresonant case are discussed, and infinitely many solutions of the equations are obtained.