Boundary value problems for doubly perturbed first order ordinary differential systems

M. Benchohra, Université de Sidi Bel Abbés, Sidi Bel Abbés, Algérie
S. Djebali, ENS, Lab. EDP & HM, Kouba, Alger, Algérie
T. Moussaoui, ENS, Lab. EDP & HM, Kouba, Alger, Algérie

E. J. Qualitative Theory of Diff. Equ., No. 11. (2006), pp. 1-10.

Communicated by P. Eloe. Received on 2005-12-11
Appeared on 2006-08-05

Abstract: The aim of this paper is to present new results on existence theory for perturbed BVPs for first order ordinary differential systems. A nonlinear alternative for the sum of a contraction and a compact mapping is used.


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