Bregman f-Projection Operator with Applications to Variational Inequalities in Banach Spaces

Using Bregman functions, we introduce the new concept of Bregman generalized f-projection operator ProjCf, g:E*→C, where E is a reflexive Banach space with dual space E*; f: E→ℝ∪+∞ is a proper, convex, lower semicontinuous and bounded from below function; g: E→ℝ is a strictly convex and Gâteaux diff...

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Main Authors: Chin-Tzong Pang, Eskandar Naraghirad, Ching-Feng Wen
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Abstract and Applied Analysis
Online Access:http://dx.doi.org/10.1155/2014/594285
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author Chin-Tzong Pang
Eskandar Naraghirad
Ching-Feng Wen
author_facet Chin-Tzong Pang
Eskandar Naraghirad
Ching-Feng Wen
author_sort Chin-Tzong Pang
collection DOAJ
description Using Bregman functions, we introduce the new concept of Bregman generalized f-projection operator ProjCf, g:E*→C, where E is a reflexive Banach space with dual space E*; f: E→ℝ∪+∞ is a proper, convex, lower semicontinuous and bounded from below function; g: E→ℝ is a strictly convex and Gâteaux differentiable function; and C is a nonempty, closed, and convex subset of E. The existence of a solution for a class of variational inequalities in Banach spaces is presented.
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institution Kabale University
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publisher Wiley
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series Abstract and Applied Analysis
spelling doaj-art-1a14c00d56cf4f6a8005d0489c8581eb2025-02-03T05:51:09ZengWileyAbstract and Applied Analysis1085-33751687-04092014-01-01201410.1155/2014/594285594285Bregman f-Projection Operator with Applications to Variational Inequalities in Banach SpacesChin-Tzong Pang0Eskandar Naraghirad1Ching-Feng Wen2Department of Information Management, Yuan Ze University, Chung-Li 32003, TaiwanDepartment of Mathematics, Yasouj University, Yasouj 75918, IranCenter for Fundamental Science, Kaohsiung Medical University, Kaohsiung 807, TaiwanUsing Bregman functions, we introduce the new concept of Bregman generalized f-projection operator ProjCf, g:E*→C, where E is a reflexive Banach space with dual space E*; f: E→ℝ∪+∞ is a proper, convex, lower semicontinuous and bounded from below function; g: E→ℝ is a strictly convex and Gâteaux differentiable function; and C is a nonempty, closed, and convex subset of E. The existence of a solution for a class of variational inequalities in Banach spaces is presented.http://dx.doi.org/10.1155/2014/594285
spellingShingle Chin-Tzong Pang
Eskandar Naraghirad
Ching-Feng Wen
Bregman f-Projection Operator with Applications to Variational Inequalities in Banach Spaces
Abstract and Applied Analysis
title Bregman f-Projection Operator with Applications to Variational Inequalities in Banach Spaces
title_full Bregman f-Projection Operator with Applications to Variational Inequalities in Banach Spaces
title_fullStr Bregman f-Projection Operator with Applications to Variational Inequalities in Banach Spaces
title_full_unstemmed Bregman f-Projection Operator with Applications to Variational Inequalities in Banach Spaces
title_short Bregman f-Projection Operator with Applications to Variational Inequalities in Banach Spaces
title_sort bregman f projection operator with applications to variational inequalities in banach spaces
url http://dx.doi.org/10.1155/2014/594285
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AT eskandarnaraghirad bregmanfprojectionoperatorwithapplicationstovariationalinequalitiesinbanachspaces
AT chingfengwen bregmanfprojectionoperatorwithapplicationstovariationalinequalitiesinbanachspaces