Fixed Point Theory and Applications
Volume 2010 (2010), Article ID 983802, 14 pages
doi:10.1155/2010/983802
Research Article

Common Fixed Point Theorem for Four Non-Self Mappings in Cone Metric Spaces

Xianjiu Huang,1 Chuanxi Zhu,1 and Xi Wen2

1Department of Mathematics, Nanchang University, Nanchang, Jiangxi 330031, China
2Department of Computer Science, Nanchang University, Nanchang, Jiangxi 330031, China

Received 13 June 2009; Revised 1 March 2010; Accepted 18 April 2010

Academic Editor: Lai Jiu Lin

Copyright © 2010 Xianjiu Huang et al. 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.

Abstract

We extend a common fixed point theorem of Radenovic and Rhoades for four non-self-mappings in cone metric spaces.