Strong convergence inertial projection algorithm with self-adaptive step size rule for pseudomonotone variational inequalities in Hilbert spaces

In this paper, we introduce a new algorithm for solving pseudomonotone variational inequalities with a Lipschitz-type condition in a real Hilbert space. The algorithm is constructed around two algorithms: the subgradient extragradient algorithm and the inertial algorithm. The proposed algorithm uses...

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Main Authors: Wairojjana Nopparat, Pakkaranang Nuttapol, Pholasa Nattawut
Format: Article
Language:English
Published: De Gruyter 2021-05-01
Series:Demonstratio Mathematica
Subjects:
Online Access:https://doi.org/10.1515/dema-2021-0011
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author Wairojjana Nopparat
Pakkaranang Nuttapol
Pholasa Nattawut
author_facet Wairojjana Nopparat
Pakkaranang Nuttapol
Pholasa Nattawut
author_sort Wairojjana Nopparat
collection DOAJ
description In this paper, we introduce a new algorithm for solving pseudomonotone variational inequalities with a Lipschitz-type condition in a real Hilbert space. The algorithm is constructed around two algorithms: the subgradient extragradient algorithm and the inertial algorithm. The proposed algorithm uses a new step size rule based on local operator information rather than its Lipschitz constant or any other line search scheme and functions without any knowledge of the Lipschitz constant of an operator. The strong convergence of the algorithm is provided. To determine the computational performance of our algorithm, some numerical results are presented.
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spelling doaj.art-b043747aed5749e58eaac5136b3091882022-12-22T01:41:05ZengDe GruyterDemonstratio Mathematica2391-46612021-05-0154111012810.1515/dema-2021-0011Strong convergence inertial projection algorithm with self-adaptive step size rule for pseudomonotone variational inequalities in Hilbert spacesWairojjana Nopparat0Pakkaranang Nuttapol1Pholasa Nattawut2Applied Mathematics Program, Faculty of Science and Technology, Valaya Alongkorn Rajabhat University under the Royal Patronage (VRU), 1 Moo 20 Phaholyothin Road, Klong Neung, Klong Luang, Pathumthani 13180, ThailandDepartment of Mathematics, Faculty of Science and Technology, Phetchabun Rajabhat University, Phetchabun 67000, ThailandSchool of Science, University of Phayao, Phayao 56000, ThailandIn this paper, we introduce a new algorithm for solving pseudomonotone variational inequalities with a Lipschitz-type condition in a real Hilbert space. The algorithm is constructed around two algorithms: the subgradient extragradient algorithm and the inertial algorithm. The proposed algorithm uses a new step size rule based on local operator information rather than its Lipschitz constant or any other line search scheme and functions without any knowledge of the Lipschitz constant of an operator. The strong convergence of the algorithm is provided. To determine the computational performance of our algorithm, some numerical results are presented.https://doi.org/10.1515/dema-2021-0011variational inequalitiesextragradient-like algorithmstrong convergence theoremlipschitz continuitypseudomonotone mapping65y0565k1568w1047h0547h10
spellingShingle Wairojjana Nopparat
Pakkaranang Nuttapol
Pholasa Nattawut
Strong convergence inertial projection algorithm with self-adaptive step size rule for pseudomonotone variational inequalities in Hilbert spaces
Demonstratio Mathematica
variational inequalities
extragradient-like algorithm
strong convergence theorem
lipschitz continuity
pseudomonotone mapping
65y05
65k15
68w10
47h05
47h10
title Strong convergence inertial projection algorithm with self-adaptive step size rule for pseudomonotone variational inequalities in Hilbert spaces
title_full Strong convergence inertial projection algorithm with self-adaptive step size rule for pseudomonotone variational inequalities in Hilbert spaces
title_fullStr Strong convergence inertial projection algorithm with self-adaptive step size rule for pseudomonotone variational inequalities in Hilbert spaces
title_full_unstemmed Strong convergence inertial projection algorithm with self-adaptive step size rule for pseudomonotone variational inequalities in Hilbert spaces
title_short Strong convergence inertial projection algorithm with self-adaptive step size rule for pseudomonotone variational inequalities in Hilbert spaces
title_sort strong convergence inertial projection algorithm with self adaptive step size rule for pseudomonotone variational inequalities in hilbert spaces
topic variational inequalities
extragradient-like algorithm
strong convergence theorem
lipschitz continuity
pseudomonotone mapping
65y05
65k15
68w10
47h05
47h10
url https://doi.org/10.1515/dema-2021-0011
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AT pholasanattawut strongconvergenceinertialprojectionalgorithmwithselfadaptivestepsizeruleforpseudomonotonevariationalinequalitiesinhilbertspaces