Posts by Radu Precup

Abstract

The vector version of Krasnoselskii’s fixed point theorem in cones is used to obtain existence and localization results for the Dirichlet boundary value problem associated to second order ordinary differential systems with nonlinearities having different behaviors both in components and variables.

Authors

Radu Precup
Department of Mathematics Babes-Bolyai University, Cluj-Napoca, Romania

Keywords

positive solution; differential system; boundary value problem; fixed point; cone.

Paper coordinates

R. Precup, Positive solutions of nonlinear systems via the vector version of Krasnoselskii’s fixed point theorem in cones, Annals of the Tiberiu Popoviciu Seminar of Functional Equations, Approximation and Convexity, 5 (2007), 129-138.

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About this paper

Journal

Annals of the Tiberiu Popoviciu Seminar
of Functional Equations, Approximation and Convexity

Publisher Name
DOI
Print ISSN
Online ISSN

1584-4536

google scholar link

[1] A. Granas and J. Dugundji, Fixed Point Theory, Springer, New York, 2003.
[2] M.A. Krasnoselskii, Fixed points of cone-compressing and cone-expanding operators, Soviet. Math. Dokl. 1 (1960), 1285-1288.
[3] D. O’Regan and R. Precup, Theorems of Leray-Schauder Type and Applications, Gordon and Breach, Amsterdam, 2001.
[4] A.I. Perov and A.V. Kibenko, O a certain general method for investigation of boundary value problems (Russian), Izv. Akad. Nauk SSSR 30 (1966), 249-264.
[5] R. Precup, Methods in Nonlinear Integral Equations, Kluwer, Dordrecht, 2002.
[6] R. Precup, A vector version of Krasnoselskii’s fixed point theorem in cones and positive periodic solutions of nonlinear systems, J. Fixed Point Theory Appl. 2 (2007), to appear.

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