Solvability of non-semicontinuous systems of Stieltjes differential inclusions and equations

We prove an existence result for systems of differential inclusions driven by multivalued mappings which need not assume closed or convex values everywhere, and need not be semicontinuous everywhere. Moreover, we consider differentiation with respect to a nondecreasing function, thus covering discre...

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Detalles Bibliográficos
Autores: López Pouso, Rodrigo, Márquez Albés, Ignacio, Rodríguez López, Jorge
Tipo de recurso: artículo
Fecha de publicación:2020
País:España
Institución:Universidad de Santiago de Compostela (USC)
Repositorio:Minerva. Repositorio Institucional de la Universidad de Santiago de Compostela
Idioma:inglés
OAI Identifier:oai:minerva.usc.gal:10347/44653
Acceso en línea:https://hdl.handle.net/10347/44653
Access Level:acceso abierto
Palabra clave:Differential inclusions
Discontinuous differential equations
Stieltjes differential inclusions
Stieltjes differential equations
Descripción
Sumario:We prove an existence result for systems of differential inclusions driven by multivalued mappings which need not assume closed or convex values everywhere, and need not be semicontinuous everywhere. Moreover, we consider differentiation with respect to a nondecreasing function, thus covering discrete, continuous and impulsive problems under a unique formulation. We emphasize that our existence result appears to be new even when the derivator is the identity, i.e. when derivatives are considered in the usual sense. We also apply our existence theorem for inclusions to derive a new existence result for discontinuous Stieltjes differential equations. Examples are given to illustrate the main results.