Results 1 to 10 of about 65 (65)

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

open access: yesTopological Algebra and its Applications, 2023
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 ...
Zegeye Habtu, Boikanyo Oganeditse A.
doaj   +1 more source

On the dynamics of grounded shallow ice sheets: Modeling and analysis

open access: yesAdvances in Nonlinear Analysis, 2023
In this article, we formulate a model describing the evolution of thickness of a grounded shallow ice sheet. The thickness of the ice sheet is constrained to be nonnegative. This renders the problem under consideration an obstacle problem.
Piersanti Paolo, Temam Roger
doaj   +1 more source

Solving Composite Fixed Point Problems with Block Updates

open access: yesAdvances in Nonlinear Analysis, 2021
Various strategies are available to construct iteratively a common fixed point of nonexpansive operators by activating only a block of operators at each iteration.
Combettes Patrick L., Glaudin Lilian E.
doaj   +1 more source

A class of strongly convergent subgradient extragradient methods for solving quasimonotone variational inequalities

open access: yesDemonstratio Mathematica, 2023
The primary goal of this research is to investigate the approximate numerical solution of variational inequalities using quasimonotone operators in infinite-dimensional real Hilbert spaces.
Rehman Habib ur   +4 more
doaj   +1 more source

On the nonlinear perturbations of self-adjoint operators

open access: yesAdvances in Nonlinear Analysis, 2022
Using elements of the theory of linear operators in Hilbert spaces and monotonicity tools we obtain the existence and uniqueness results for a wide class of nonlinear problems driven by the equation Tx=N(x)Tx=N\left(x), where TT is a self-adjoint ...
Bełdziński Michał   +2 more
doaj   +1 more source

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

open access: yesDemonstratio Mathematica, 2021
In this paper, we introduce a new algorithm for solving pseudomonotone variational inequalities with a Lipschitz-type condition in a real Hilbert space.
Wairojjana Nopparat   +2 more
doaj   +1 more source

Inducing strong convergence of trajectories in dynamical systems associated to monotone inclusions with composite structure

open access: yesAdvances in Nonlinear Analysis, 2020
In this work we investigate dynamical systems designed to approach the solution sets of inclusion problems involving the sum of two maximally monotone operators.
Boţ Radu Ioan   +3 more
doaj   +1 more source

A strong convergence theorem for a zero of the sum of a finite family of maximally monotone mappings

open access: yesDemonstratio Mathematica, 2020
The purpose of this article is to study the method of approximation for zeros of the sum of a finite family of maximally monotone mappings and prove strong convergence of the proposed approximation method under suitable conditions. The method of proof is
Wega Getahun B.   +2 more
doaj   +1 more source

Convergence theorems for monotone vector field inclusions and minimization problems in Hadamard spaces

open access: yesAnalysis and Geometry in Metric Spaces, 2023
This article analyses two schemes: Mann-type and viscosity-type proximal point algorithms. Using these schemes, we establish Δ-convergence and strong convergence theorems for finding a common solution of monotone vector field inclusion problems, a ...
Salisu Sani   +2 more
doaj   +1 more source

Relaxed submonotone mappings

open access: yesAbstract and Applied Analysis, Volume 2003, Issue 1, Page 19-31, 2003., 2003
The notions of relaxed submonotone and relaxed monotone mappings in Banach spaces are introduced and many of their properties are investigated. For example, the Clarke subdifferential of a locally Lipschitz function in a separable Banach space is relaxed submonotone on a residual subset.
Tzanko Donchev, Pando Georgiev
wiley   +1 more source

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