Results 61 to 70 of about 287 (164)

Minimization of equilibrium problems, variational inequality problems and fixed point problems

open access: yes
Equilibrium problem, Minimization problem, Variational inequality, Monotone mapping, Fixed point, 49J40, 47J20, 47H09, 65J15,
Shin Kang   +2 more
core   +1 more source

Generalized Enriched Contractions of Boyd–Wong and Geraghty Type in Banach Spaces

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
This paper examines generalized enriched contractions of the Boyd–Wong and Geraghty types within Banach spaces, expanding the classical concept of enriched operators. We establish the existence and uniqueness of fixed points for these contractions and analyze the convergence of Mann‐type iterative schemes specifically designed for these mappings.
Rekha Panicker   +2 more
wiley   +1 more source

Existence of a common solution for a system of nonlinear integral equations via fixed point methods in b-metric spaces

open access: yesOpen Mathematics, 2016
In this paper we introduce a property and use this property to prove some common fixed point theorems in b-metric space. We also give some fixed point results on b-metric spaces endowed with an arbitrary binary relation which can be regarded as ...
Yamaod Oratai   +2 more
doaj   +1 more source

An extragradient-type method for generalized equilibrium problems involving strictly pseudocontractive mappings

open access: yes
Strictly pseudocontractive mapping, Nonexpansive mapping, Inverse-strongly monotone mapping, Equilibrium problem, Variational inequality, 47H05, 47H09, 47J25,
Xiaolong Qin, Shin Kang, Sun Cho
core   +1 more source

A Projection Method for Relatively Nonexpansive Mappings in Banach Spaces [PDF]

open access: yes, 2013
We introduce a new projection algorithm for solving the fixed point problem of relatively nonexpansive mappings in the framework of Banach spaces. We also prove the strong convergence theorem for such mappings.
Prasit Cholamjiak
core  

Rational θ‐Reich and θ‐Sehgal Contractions and Relevant Fixed Points With Applications to Fractional Systems, Market Equilibrium, and Economic Growth Models

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
In this paper, we present the concept of rational θ‐Reich and θ‐Sehgal contraction mappings in usual metric spaces by integrating the classical Reich and Sehgal contractions with Singh’s iterative framework. We establish unified fixed‐point theorems that guarantee existence and uniqueness under both constant and functional parameters.
Hasanen A. Hammad   +2 more
wiley   +1 more source

Iterative approximation method for finite family of relatively quasi nonexpansive mappings and systems of equilibrium problems

open access: yes
Relatively quasi nonexpansive mappings, Equilibrium problems, Hybrid method, Banach spaces, 47H06, 47H09, 47J05, 47J25,
Yekini Shehu
core   +1 more source

Shrinking projection algorithms for equilibrium problems with a bifunction defined on the dual space of a Banach space [PDF]

open access: yes, 2011
Shrinking projection algorithms for finding a solution of an equilibrium problem with a bifunction defined on the dual space of a Banach space, in this paper, are introduced and studied.
Jia-wei Chen, Zhongping Wan, Yeol Je Cho
core   +1 more source

Geraghty–𝔽‐Contraction Type Darbo Fixed‐Point Theorems With an Application

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
In this study, Darbo’s fixed‐point theorem is extended by employing Geraghty–𝔽‐contractions on Banach spaces. The obtained results are then applied to establish the existence of solutions for a fractional integral equation in the space C([0, ς]), equipped with the Hausdorff measure of noncompactness. To support and validate the main theorems presented,
Samira Hadi Bonab   +5 more
wiley   +1 more source

New contributions to best proximity theory using proximal projection operators in hyperbolic metric spaces

open access: yesDemonstratio Mathematica
Let (E, F) be a nonempty pair subsets of a metric space (M, d) and let T:E∪F→E∪F $\mathcal{T} : E\cup F\to E\cup F$ be a noncyclic mapping, means that, T(E)⊆E,T(F)⊆F $\mathcal{T}\left(E\right)\subseteq E,\mathcal{T}\left(F\right)\subseteq F$ .
Gabeleh Moosa   +2 more
doaj   +1 more source

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