A new inertial-projection algorithm for approximating common solution of variational inequality and fixed point problems of multivalued mappings

  • Abd Semii Oluwatosin Enitan Owolabi
  • , Timilehin Opeyemi Alakoya
  • , Adeolu Taiwo
  • , Oluwatosin Temitope Mewomo*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

41 Citations (Scopus)

Abstract

In this paper, we present a new modified self-adaptive inertial subgradient extragradient algorithm in which the two projections are made onto some half spaces. Moreover, under mild conditions, we obtain a strong convergence of the sequence generated by our proposed algorithm for approximating a common solution of variational inequality problem and common fixed point of a finite family of demicontractive mappings in a real Hilbert space. The main advantages of our algorithm are: strong convergence result obtained without prior knowledge of the Lipschitz constant of the related monotone operator, the two projections made onto some half-spaces and the inertial technique which speeds up rate of convergence. Finally, we present an application and a numerical example to illustrate the usefulness and applicability of our algorithm.

Original languageEnglish
Pages (from-to)255-278
Number of pages24
JournalNumerical Algebra, Control and Optimization
Volume12
Issue number2
DOIs
Publication statusPublished - 01 Jun 2022
Externally publishedYes

Bibliographical note

Funding Information:
2020 Mathematics Subject Classification. Primary: 65K15, 47J25; Secondary: 65J15. Key words and phrases. Variational inequality problem, Inertial, Subgradient extragradient method, Fixed point problem, Demicontractive mappings, Multivalued mappings. The third author is supported by International Mathematical Union (IMU) Breakout Graduate Fellowship and the fourth author is supported by National Research Foundation (NRF), South Africa, grant 119903. ∗ Corresponding author: Oluwatosin Temitope Mewomo.

Publisher Copyright:
© 2022, American Institute of Mathematical Sciences. All rights reserved.

Keywords

  • Demicontractive mappings
  • Fixed point problem
  • Inertial
  • Multivalued mappings
  • Subgradient extragradient method
  • Variational inequality problem

ASJC Scopus subject areas

  • Algebra and Number Theory
  • Control and Optimization
  • Applied Mathematics

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