Boundary Value Problems
Volume 2007 (2007), Article ID 85621, 5 pages
Research Article

Existence and Nonexistence Results for a Class of Quasilinear Elliptic Systems

Said El Manouni1 and Kanishka Perera2

1Department of Mathematics, Faculty of Sciences, Al-Imam University, P.O. Box 90950, Riyadh 11623, Saudi Arabia
2Department of Mathematical Sciences, Florida Institute of Technology, Melbourne 32901, FL, USA

Received 18 June 2007; Accepted 20 August 2007

Academic Editor: Donal O'Regan

Copyright © 2007 Said El Manouni and Kanishka Perera. 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.


Using variational methods, we prove the existence and nonexistence of positive solutions for a class of (p,q)-Laplacian systems with a parameter.