Open Access

Existence and Data Dependence of Fixed Points and Strict Fixed Points for Contractive-Type Multivalued Operators

Fixed Point Theory and Applications20072007:034248

DOI: 10.1155/2007/34248

Received: 21 October 2006

Accepted: 2 December 2006

Published: 13 February 2007


The purpose of this paper is to present several existence and data dependence results of the fixed points of some multivalued generalized contractions in complete metric spaces. As for application, a continuation result is given.


Authors’ Affiliations

Department of Business, Faculty of Business, Babeş-Bolyai University Cluj-Napoca
Department of Applied Mathematics, Faculty of Mathematics and Computer Science, Babeş-Bolyai University Cluj-Napoca


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© C. Chifu and G. Petruşel. 2007

This article is published under license to BioMed Central Ltd. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.