An iterative scheme for equilibrium problems and fixed point problems of strict pseudo-contraction mappings

被引:129
|
作者
Ceng, L. -C. [2 ]
Al-Homidan, S. [1 ]
Ansari, Q. H. [1 ,3 ]
Yao, J. -C. [4 ]
机构
[1] King Fahd Univ Petr & Minerals, Dept Math & Stat, Dhahran 31261, Saudi Arabia
[2] Shanghai Normal Univ, Dept Math, Shanghai 200234, Peoples R China
[3] Aligarh Muslim Univ, Dept Math, Aligarh, Uttar Pradesh, India
[4] Natl Sun Yat Sen Univ, Dept Appl Math, Kaohsiung 804, Taiwan
关键词
Iterative scheme; Equilibrium problem; Strict pseudo-contraction mappings; Bifunctions; Fixed points; Demiclosedness; VISCOSITY APPROXIMATION METHODS; NONEXPANSIVE-MAPPINGS; CONVERGENCE THEOREMS; ALGORITHMS; WEAK;
D O I
10.1016/j.cam.2008.03.032
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, we propose an iterative scheme for finding a common element of the set of solutions of an equilibrium problem and the set of fixed points of a strict pseudo-contraction mapping in the setting of real Hilbert spaces. We establish some weak and strong convergence theorems of the sequences generated by Our proposed scheme. Our results combine the ideas of Marino and Xu's result [G. Marino, H.K. Xu, Weak and strong convergence theorems for strict pseudo-contractions in Hilbert spaces, J. Math. Anal. Appl. 329 (2007) 336-346], and Takahashi and Takahashi's result [S. Takahashi, W. Takahashi, Viscosity approximation methods for equilibrium problems and fixed point problems in Hilbert spaces, J. Math. Anal. Appl. 331 (2007) 506-515]. In particular, necessary and sufficient conditions for strong convergence of our iterative scheme are obtained. (C) 2008 Elsevier B.V. All rights reserved.
引用
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页码:967 / 974
页数:8
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