Viscosity approximation methods for generalized equilibrium problems and fixed point problems

被引:0
作者
Lu-Chuan Ceng
Qamrul Hasan Ansari
Jen-Chih Yao
机构
[1] Shanghai Normal University,Department of Mathematics
[2] King Fahd University of Petroleum & Minerals,Department of Mathematics and Statistics
[3] Aligarh Muslim University,Department of Mathematics
[4] National Sun Yat-sen University,Department of Applied Mathematics
来源
Journal of Global Optimization | 2009年 / 43卷
关键词
Viscosity approximation method; Generalized equilibrium problem; Fixed points; Nonexpansive mappings; Strong convergence;
D O I
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中图分类号
学科分类号
摘要
The purpose of this paper is to investigate the problem of finding a common element of the set of solutions of a generalized equilibrium problem (for short, GEP) and the set of fixed points of a nonexpansive mapping in the setting of Hilbert spaces. By using well-known Fan-KKM lemma, we derive the existence and uniqueness of a solution of the auxiliary problem for GEP. On account of this result and Nadler’s theorem, we propose an iterative scheme by the viscosity approximation method for finding a common element of the set of solutions of GEP and the set of fixed points of a nonexpansive mapping. Furthermore, it is proven that the sequences generated by this iterative scheme converge strongly to a common element of the set of solutions of GEP and the set of fixed points of a nonexpansive mapping.
引用
收藏
页码:487 / 502
页数:15
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