Journal of Applied Mathematics
Volume 2012 (2012), Article ID 891713, 15 pages
http://dx.doi.org/10.1155/2012/891713
Research Article

Some Fixed Point Results in GP-Metric Spaces

Hassen Aydi,1 Erdal Karapınar,2 and Peyman Salimi3

1Institut Supérieur d'Informatique et des Technologies de Communication de Hammam Sousse, Université de Sousse, Route GP1-4011, Hammam Sousse, Tunisia
2Department of Mathematics, Atilim University, Incek, 06836 Ankara, Turkey
3Department of Mathematics, Sahand University of Technology, Tabriz, Iran

Received 11 July 2012; Revised 27 August 2012; Accepted 14 September 2012

Academic Editor: Yuantong Gu

Copyright © 2012 Hassen Aydi 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

Following a recent paper of Zand and Nezhad (2011), we establish some fixed point results in GP-metric spaces. The presented theorems generalize and improve several existing results in the literature. Also, some examples are presented.