Open Access

Multiple solutions for impulsive semilinear functional and neutral functional differential equations in Hilbert space

Journal of Inequalities and Applications20052005:357614

https://doi.org/10.1155/JIA.2005.189

Received: 1 April 2003

Published: 1 June 2005

Abstract

The well-known Krasnoselskii twin fixed point theorem is used to investigate the existence of mild solutions for first- and second-order impulsive semilinear functional and neutral functional differential equations in Hilbert spaces.

Authors’ Affiliations

(1)
Laboratoire de Mathématiques, Université de Sidi Bel Abbès
(2)
Department of Mathematics, Baylor University
(3)
Department of Mathematics, University of Ioannina

Copyright

© Benchohra et al. 2005