International Journal of Mathematics and Mathematical Sciences
Volume 2009 (2009), Article ID 560264, 8 pages
doi:10.1155/2009/560264
Research Article

Common Fixed Points for Maps on Topological Vector Space Valued Cone Metric Spaces

Ismat Beg,1 Akbar Azam,2 and Muhammad Arshad3

1Centre for Advanced Studies in Mathematics, Lahore University of Management Sciences, Lahore Cantt 54792, Pakistan
2Mathematics Department, COMSATS Institute of Information Technology, Islamabad 44000, Pakistan
3Mathematics Department, International Islamic University, Islamabad 44000, Pakistan

Received 31 August 2009; Revised 30 November 2009; Accepted 13 December 2009

Academic Editor: Yuri Latushkin

Copyright © 2009 Ismat Beg 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 introduced a notion of topological vector space valued cone metric space and obtained some common fixed point results. Our results generalize some recent results in the literature.