A Halpern-type algorithm for a common solution of nonlinear problems in Banach spaces

In this article, we propose a Halpern-type subgradient extragradient algorithm for solving a common element of the set of solutions of variational inequality problems for continuous monotone mappings and the set of f-fixed points of continuous f-pseudocontractive mappings in reflexive real Banach sp...

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Main Authors: Zegeye Habtu, Boikanyo Oganeditse A.
Format: Article
Language:English
Published: De Gruyter 2023-03-01
Series:Topological Algebra and its Applications
Subjects:
Online Access:https://doi.org/10.1515/taa-2022-0133
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author Zegeye Habtu
Boikanyo Oganeditse A.
author_facet Zegeye Habtu
Boikanyo Oganeditse A.
author_sort Zegeye Habtu
collection DOAJ
description In this article, we propose a Halpern-type subgradient extragradient algorithm for solving a common element of the set of solutions of variational inequality problems for continuous monotone mappings and the set of f-fixed points of continuous f-pseudocontractive mappings in reflexive real Banach spaces. In addition, we prove a strong convergence theorem for the sequence generated by the algorithm. As a consequence, we obtain a scheme that converges strongly to a common f-fixed point of continuous f-pseudocontractive mappings and a scheme that converges strongly to a common zero of continuous monotone mappings in Banach spaces. Furthermore, we provide a numerical example to illustrate the implementability of our algorithm.
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spelling doaj.art-743dde86dd9a49a08d3d5f4c7e803b912023-04-11T17:07:20ZengDe GruyterTopological Algebra and its Applications2299-32312023-03-0111154557410.1515/taa-2022-0133A Halpern-type algorithm for a common solution of nonlinear problems in Banach spacesZegeye Habtu0Boikanyo Oganeditse A.1Department of Mathematics and Statistical Sciences, Botswana International University of Science and Technology, Private Bag 16, Palapye 276, BotswanaDepartment of Mathematics and Statistical Sciences, Botswana International University of Science and Technology, Private Bag 16, Palapye 276, BotswanaIn this article, we propose a Halpern-type subgradient extragradient algorithm for solving a common element of the set of solutions of variational inequality problems for continuous monotone mappings and the set of f-fixed points of continuous f-pseudocontractive mappings in reflexive real Banach spaces. In addition, we prove a strong convergence theorem for the sequence generated by the algorithm. As a consequence, we obtain a scheme that converges strongly to a common f-fixed point of continuous f-pseudocontractive mappings and a scheme that converges strongly to a common zero of continuous monotone mappings in Banach spaces. Furthermore, we provide a numerical example to illustrate the implementability of our algorithm.https://doi.org/10.1515/taa-2022-0133f-fixed pointf-pseudocontractive mappingmonotone mappingsemi-pseudocontractive mappingvariational inequalitystrong convergencezero points47h0547h1047j2547j0547j2047j26
spellingShingle Zegeye Habtu
Boikanyo Oganeditse A.
A Halpern-type algorithm for a common solution of nonlinear problems in Banach spaces
Topological Algebra and its Applications
f-fixed point
f-pseudocontractive mapping
monotone mapping
semi-pseudocontractive mapping
variational inequality
strong convergence
zero points
47h05
47h10
47j25
47j05
47j20
47j26
title A Halpern-type algorithm for a common solution of nonlinear problems in Banach spaces
title_full A Halpern-type algorithm for a common solution of nonlinear problems in Banach spaces
title_fullStr A Halpern-type algorithm for a common solution of nonlinear problems in Banach spaces
title_full_unstemmed A Halpern-type algorithm for a common solution of nonlinear problems in Banach spaces
title_short A Halpern-type algorithm for a common solution of nonlinear problems in Banach spaces
title_sort halpern type algorithm for a common solution of nonlinear problems in banach spaces
topic f-fixed point
f-pseudocontractive mapping
monotone mapping
semi-pseudocontractive mapping
variational inequality
strong convergence
zero points
47h05
47h10
47j25
47j05
47j20
47j26
url https://doi.org/10.1515/taa-2022-0133
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