(1) Centro de Modelamiento Matemático, UMR, CNRS-UCHILE, Blanco Encalada 2120, 7. Piso, 170-3, Santiago, Chile;(2) Department of Mathematics, University of Jijel, Algeria
Abstract:
We prove several existence theorems for second-order differential inclusions of the form
, when K and F are two convex or nonconvex set-valued mappings taking their values in a Hilbert space.