Abstract and Applied Analysis
Volume 2011 (2011), Article ID 385843, 9 pages
Research Article

On the Strong Convergence of Viscosity Approximation Process for Quasinonexpansive Mappings in Hilbert Spaces

Department of Mathematics, Khon Kaen University, Khon Kaen 40002, Thailand

Received 8 March 2011; Accepted 2 May 2011

Academic Editor: Stefan Siegmund

Copyright © 2011 Kanokwan Wongchan and Satit Saejung. 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.


We improve the viscosity approximation process for approximation of a fixed point of a quasi-nonexpansive mapping in a Hilbert space proposed by Maingé (2010). An example beyond the scope of the previously known result is given.