Boundary Value Problems
Volume 2007 (2007), Article ID 85621, 5 pages
doi:10.1155/2007/85621

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

Abstract

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