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Abstract and Applied Analysis

Volume 2012 (2012), Article ID 908423, 15 pages

http://dx.doi.org/10.1155/2012/908423

## Some Fixed and Periodic Points in Abstract Metric Spaces

^{1}School of Mathematical Sciences, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, 43600 Bangi, Selangor Darul Ehsan, Malaysia^{2}Department of Mathematics, Lahore University of Management Sciences, Lahore 54792, Pakistan^{3}Faculty of Mathematics, University of Belgrade, Studentski Trg 16, 11000 Beograd, Serbia^{4}Faculty of Mechanical Engineering, University of Belgrade, Kraljice Marije 16, 11120 Beograd, Serbia

Received 23 July 2012; Accepted 16 September 2012

Academic Editor: Ngai-Ching Wong

Copyright © 2012 Abd Ghafur Bin Ahmad 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.

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