Results 31 to 40 of about 112 (86)

Extension of Darbo’s fixed point theorem via shifting distance functions and its application

open access: yesNonlinear Analysis, 2022
In this paper, we discuss solvability of infinite system of fractional integral equations (FIE) of mixed type. To achieve this goal, we first use shifting distance function to establish a new generalization of Darbo’s fixed point theorem, and then apply ...
Hemant Kumar Nashine, Anupam Das
doaj   +1 more source

On the Existence of the Solutions for Some Nonlinear Volterra Integral Equations

open access: yesAbstract and Applied Analysis, 2013
We present a theorem which gives sufficient conditions for existence of at least one solution for some nonlinear functional integral equations in the space of continuous functions on the interval [0,a]. To do this, we will use Darbo's fixed-point theorem
İsmet Özdemir   +2 more
doaj   +1 more source

Existence and asymptotic stability of continuous solutions for a general form of integral equations of product type

open access: yesJournal of Innovative Applied Mathematics and Computational Sciences, 2023
In this work, we study the existence and the asymptotic stability of the continuous solutions for a general form for neutral integral equations of product type.
Azzeddine Bellour, Mahmoud Bousselsal
doaj   +1 more source

Generalizations of Darbo’s fixed point theorem for new condensing operators with application to a functional integral equation

open access: yesDemonstratio Mathematica, 2019
In this paper, we provide some generalizations of the Darbo’s fixed point theorem associated with the measure of noncompactness and present some results on the existence of the coupled fixed point theorems for a special class of operators in a Banach ...
Rehman Habib ur   +2 more
doaj   +1 more source

Darbo’s Fixed-Point Theorem: Establishing Existence and Uniqueness Results for Hybrid Caputo–Hadamard Fractional Sequential Differential Equations

open access: yesFractal and Fractional
This work explores the existence and uniqueness criteria for the solution of hybrid Caputo–Hadamard fractional sequential differential equations (HCHFSDEs) by employing Darbo’s fixed-point theorem. Fractional differential equations play a pivotal role in
Muhammad Yaseen   +4 more
doaj   +1 more source

Controllability of nonlinear implicit fractional integrodifferential systems

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2014
In this paper, we study the controllability of nonlinear fractional integrodifferential systems with implicit fractional derivative. Sufficient conditions for controllability results are obtained through the notion of the measure of noncompactness of a ...
Balachandran Krishnan, Divya Shanmugam
doaj   +1 more source

Existence and stability of solutions for a system of quadratic integral equations in Banach algebras

open access: yesAnnales Universitatis Paedagogicae Cracoviensis: Studia Mathematica, 2020
The aim of this paper is to prove the existence and stability of solutions of a system of quadratic integral equations in the Banach algebra of continuous and bounded functions on unbounded rectangle.
Said Baghdad
doaj  

A Note on the Existence and Optimal Control of Atangana–Baleanu Fractional Stochastic Integrodifferential System With Noninstantaneous Impulses

open access: yesOptimal Control Applications and Methods, Volume 46, Issue 6, Page 2595-2611, November/December 2025.
Optimal Control of AB Caputo Fractional Stochastic Integrodifferential Control System with Noninstantaneous Impulses. ABSTRACT This study is concerned with the existence of mild solution and optimal control for the Atangana–Baleanu fractional stochastic integrodifferential system with noninstantaneous impulses in Hilbert spaces. We verify the existence
Murugesan Johnson   +2 more
wiley   +1 more source

On the Existence Results for a Mixed Hybrid Fractional Differential Equations of Sequential Type

open access: yesFractal and Fractional, 2023
In this article, we study the existence of a solution to the mixed hybrid fractional differential equations of sequential type with nonlocal integral hybrid boundary conditions. The main results are established with the aid of Darbo’s fixed point theorem
Meraa Arab   +5 more
doaj   +1 more source

An Innovative Approach to the Product of k‐Hybrid Functional Integral Equation

open access: yesAbstract and Applied Analysis, Volume 2025, Issue 1, 2025.
In this paper, our study focuses on exploring the solutions of a product of k‐hybrid functional integral equation which is characterized by multiple delays. We prove the existence of continuous, well‐defined, and bounded solutions on the semi‐infinite interval.
A. M. A. El-Sayed   +2 more
wiley   +1 more source

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