Solvability of semilinear hemivariational inequalities at resonance using generalized Landesman-Lazer conditions

DOI10.1007/S00605-003-0143-1zbMath1142.35438OpenAlexW2064646220MaRDI QIDQ701807

Sophia Th. Kyritsi, Nikolaos S. Papageorgiou

Publication date: 16 December 2004

Published in: Monatshefte für Mathematik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s00605-003-0143-1

zbMATH Keywords

subdifferentialnonsmooth Palais-Smale conditionsaddle point theoremlocally Lipschitz functionorthogonal decompositioneigenvalues and eigenvectors of the Laplaciangeneralized Landesman-Lazer conditionNonsmooth critical point theory

Mathematics Subject Classification ID

Variational inequalities (49J40) Variational methods involving nonlinear operators (47J30) PDEs with multivalued right-hand sides (35R70)

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Multiple solutions for semilinear resonant elliptic problems with discontinuous nonlinearities via nonsmooth double linking theorem ⋮ On existence and multiplicity of solutions for Kirchhoff-type equations with a nonsmooth potential

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