Özkan, KGürdal, UMutlu, A2024-07-182024-07-181583-50222066-9208http://akademikarsiv.cbu.edu.tr:4000/handle/123456789/5805We introduce a new fixed point theorem on complete metric spaces, which generalizes some former results, and we apply this to obtain a surjectivity theorem for Gateaux differentiable mappings between Banach spaces.EnglishVARIATIONAL PRINCIPLEEQUILIBRIUM PROBLEMSA GENERALIZATION OF AMINI-HARANDI'S FIXED POINT THEOREM WITH AN APPLICATION TO NONLINEAR MAPPING THEORYArticle