Results 31 to 40 of about 11,444 (271)

Controllability and Hyers–Ulam Stability of Differential Systems with Pure Delay

open access: yesMathematics, 2022
Dynamic systems of linear and nonlinear differential equations with pure delay are considered in this study. As an application, the representation of solutions of these systems with the help of their delayed Mittag–Leffler matrix functions is used to ...
Ahmed M. Elshenhab, Xingtao Wang
semanticscholar   +1 more source

Controllability and Hyers–Ulam Stability of Fractional Systems with Pure Delay

open access: yesFractal and Fractional, 2022
Linear and nonlinear fractional-delay systems are studied. As an application, we derive the controllability and Hyers–Ulam stability results using the representation of solutions of these systems with the help of their delayed Mittag–Leffler matrix ...
B. Almarri   +2 more
semanticscholar   +1 more source

Ulam–Hyers stability of impulsive integrodifferential equations with Riemann–Liouville boundary conditions

open access: yesAdvances in Difference Equations, 2020
This paper is concerned with a class of impulsive implicit fractional integrodifferential equations having the boundary value problem with mixed Riemann–Liouville fractional integral boundary conditions. We establish some existence and uniqueness results
Akbar Zada   +3 more
doaj   +1 more source

Analysis of a coupled system of fractional differential equations with non-separated boundary conditions

open access: yesAdvances in Difference Equations, 2020
Solutions to fractional differential equations is an emerging part of current research, since such equations appear in different applied fields. A study of existence, uniqueness, and stability of solutions to a coupled system of fractional differential ...
Danfeng Luo   +3 more
doaj   +1 more source

Ulam-Hyers-Rassias Stability of Stochastic Functional Differential Equations via Fixed Point Methods

open access: yesJournal of Function Spaces, 2021
The Ulam-Hyers-Rassias stability for stochastic systems has been studied by many researchers using the Gronwall-type inequalities, but there is no research paper on the Ulam-Hyers-Rassias stability of stochastic functional differential equations via ...
Abdellatif Ben Makhlouf   +2 more
doaj   +1 more source

Hyers-Ulam and Hyers-Ulam-Rassias Stability for a Class of Integro-Differential Equations [PDF]

open access: yes, 2018
We analyse different kinds of stabilities for a class of very general nonlinear integro-differential equations of Volterra type within appropriate metric spaces. Sufficient conditions are obtained in view to guarantee Hyers-Ulam stability and Hyers-Ulam-Rassias stability for such a class of integro-differential equations. We will consider the different
Castro, L. P., Simões, A. M.
openaire   +4 more sources

Hyers–Ulam stability of second-order differential equations using Mahgoub transform

open access: yes, 2021
The aim of this research is investigating the Hyers–Ulam stability of second-order differential equations. We introduce a new method of investigation for the stability of differential equations by using the Mahgoub transform. This is the first attempt of
Antony Raj Aruldass   +2 more
semanticscholar   +1 more source

A fractional differential equation with multi-point strip boundary condition involving the Caputo fractional derivative and its Hyers–Ulam stability

open access: yesBoundary Value Problems, 2021
In this work, we investigate the existence, uniqueness, and stability of fractional differential equation with multi-point integral boundary conditions involving the Caputo fractional derivative.
Mehboob Alam   +5 more
semanticscholar   +1 more source

Ulam-Hyers stability of a parabolic partial differential equation

open access: yesDemonstratio Mathematica, 2019
The goal of this paper is to give an Ulam-Hyers stability result for a parabolic partial differential equation. Here we present two types of Ulam stability: Ulam-Hyers stability and generalized Ulam-Hyers-Rassias stability.
Marian Daniela   +2 more
doaj   +1 more source

Asymptotic stability of the Cauchy and Jensen functional equations [PDF]

open access: yes, 2016
The aim of this note is to investigate the asymptotic stability behaviour of the Cauchy and Jensen functional equations. Our main results show that if these equations hold for large arguments with small error, then they are also valid everywhere with a ...
A. Bahyrycz   +19 more
core   +2 more sources

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