Multivalued -Lienard systems
© Filippakis and Papageorgiou 2004
Received: 7 October 2003
Published: 7 June 2004
We examine -Lienard systems driven by the vector -Laplacian differential operator and having a multivalued nonlinearity. We consider Dirichlet systems. Using a fixed point principle for set-valued maps and a nonuniform nonresonance condition, we establish the existence of solutions.