Discrete Dynamics in Nature and Society
Volume 2012 (2012), Article ID 184534, 9 pages
Research Article

Coupled Fixed Point Theorems under Weak Contractions

1Department of Mathematics Education and RINS, Gyeongsang National University, Jinju 660-701, Republic of Korea
2Faculty of Mathematics, University of Belgrade, 11000 Beograd, Serbia
3Department of Mathematics, Iran University of Science and Technology, Behshahr, Iran
4Department of Mathematics, Hashemite University, P.O. Box 150459, Zarqa 13115, Jordan

Received 6 October 2011; Accepted 28 December 2011

Academic Editor: Binggen Zhang

Copyright © 2012 Y. J. Cho 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.


Cho et al. [Comput. Math. Appl. 61(2011), 1254–1260] studied common fixed point theorems on cone metric spaces by using the concept of c-distance. In this paper, we prove some coupled fixed point theorems in ordered cone metric spaces by using the concept of c-distance in cone metric spaces.