Results 11 to 20 of about 898 (112)

A self-adaptive extragradient method for fixed-point and pseudomonotone equilibrium problems in Hadamard spaces

open access: yesFixed Point Theory and Algorithms for Sciences and Engineering, 2023
In this work, we study a self-adaptive extragradient algorithm for approximating a common solution of a pseudomonotone equilibrium problem and fixed-point problem for multivalued nonexpansive mapping in Hadamard spaces. Our proposed algorithm is designed
Kazeem Olalekan Aremu   +2 more
doaj   +2 more sources

Inertial Optimization Based Two-Step Methods for Solving Equilibrium Problems with Applications in Variational Inequality Problems and Growth Control Equilibrium Models

open access: yesEnergies, 2020
This manuscript aims to incorporate an inertial scheme with Popov’s subgradient extragradient method to solve equilibrium problems that involve two different classes of bifunction.
Habib ur Rehman   +4 more
doaj   +2 more sources

Convergence Analysis of New Construction Explicit Methods for Solving Equilibrium Programming and Fixed Point Problems

open access: yesJournal of Function Spaces, 2022
In this paper, we present improved iterative methods for evaluating the numerical solution of an equilibrium problem in a Hilbert space with a pseudomonotone and a Lipschitz-type bifunction.
Chainarong Khunpanuk   +2 more
doaj   +2 more sources

Correction to: Brezis pseudomonotone bifunctions and quasi equilibrium problems via penalization

open access: yesJournal of Global Optimization, 2022
A Correction to this paper has been published: 10.1007/s10898-021-01088 ...
Monica Bianchi, Gábor Kassay, Rita Pini
openaire   +2 more sources

Two New Weak Convergence Algorithms for Solving Bilevel Pseudomonotone Equilibrium Problem in Hilbert Space

open access: yesJournal of Mathematics, Volume 2022, Issue 1, 2022., 2022
In this paper, we introduce two new subgradient extragradient algorithms to find the solution of a bilevel equilibrium problem in which the pseudomonotone and Lipschitz‐type continuous bifunctions are involved in a real Hilbert space. The first method needs the prior knowledge of the Lipschitz constants of the bifunctions while the second method uses a
Gaobo Li, Sun Young Cho
wiley   +1 more source

A Note on the Generalized Nonlinear Vector Variational‐Like Inequality Problem

open access: yesJournal of Function Spaces, Volume 2021, Issue 1, 2021., 2021
In this paper, we discuss two variants of the generalized nonlinear vector variational‐like inequality problem. We provide their solutions by adopting topological approach. Topological properties such as compactness, closedness, and net theory are used in the proof.
Ankit Gupta   +5 more
wiley   +1 more source

Strong Convergence Results of Split Equilibrium Problems and Fixed Point Problems

open access: yesJournal of Mathematics, Volume 2021, Issue 1, 2021., 2021
In this paper, we investigate the split equilibrium problem and fixed point problem in Hilbert spaces. We propose an iterative scheme for solving such problem in which the involved equilibrium bifunctions f and g are pseudomonotone and monotone, respectively, and the operators S and T are all pseudocontractive.
Li-Jun Zhu   +3 more
wiley   +1 more source

On Strongly Generalized Preinvex Fuzzy Mappings

open access: yesJournal of Mathematics, Volume 2021, Issue 1, 2021., 2021
In this article, we introduce a new notion of generalized convex fuzzy mapping known as strongly generalized preinvex fuzzy mapping on the invex set. Firstly, we have investigated some properties of strongly generalized preinvex fuzzy mapping. In particular, we establish the equivalence among the strongly generalized preinvex fuzzy mapping, strongly ...
Peide Liu   +4 more
wiley   +1 more source

A New Study on Halpern and Nonconvex Combination Algorithm for Nonlinear Mappings in Banach Spaces with Applications

open access: yesJournal of Mathematics, Volume 2021, Issue 1, 2021., 2021
In this paper, we introduce a Halpern algorithm and a nonconvex combination algorithm to approximate a solution of the split common fixed problem of quasi‐ϕ‐nonexpansive mappings in Banach space. In our algorithms, the norm of linear bounded operator does not need to be known in advance.
Gaobo Li, Sun Young Cho
wiley   +1 more source

Extragradient Method for Fixed Points in CAT(0) Spaces

open access: yesJournal of Function Spaces, Volume 2021, Issue 1, 2021., 2021
This paper is dedicated to construct a viscosity extragradient algorithm for finding fixed points in a CAT(0) space. The mappings we consider are nonexpansive. Strong convergence of the algorithm is obtained. The results established in this work extend and improve some recent discovers in the literature.
Yu-Pei Lv   +5 more
wiley   +1 more source

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