Abstract and Applied Analysis
Volume 7 (2002), Issue 9, Pages 497-507
doi:10.1155/S1085337502203061
Elliptic problems with nonmonotone discontinuities at resonance
Halidias Nikolaos
Department of Statistics and Actuarial Science, School of Sciences, University of the Aegean, Karlovassi, Samos 832 00, Greece
Abstract
Using the critical point theory of Chang (1981) for locally Lipschitz functionals, we prove an existence theorem for some elliptic problems at resonance with no Carathéodory forcing term.