On a Functional Integral Equation

In this paper, we establish some results for a Volterra–Hammerstein integral equation with modified arguments: existence and uniqueness, integral inequalities, monotony and Ulam-Hyers-Rassias stability. We emphasize that many problems from the domain of symmetry are modeled by differential and integ...

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Main Authors: Daniela Marian, Sorina Anamaria Ciplea, Nicolaie Lungu
Format: Article
Language:English
Published: MDPI AG 2021-07-01
Series:Symmetry
Subjects:
Online Access:https://www.mdpi.com/2073-8994/13/8/1321
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author Daniela Marian
Sorina Anamaria Ciplea
Nicolaie Lungu
author_facet Daniela Marian
Sorina Anamaria Ciplea
Nicolaie Lungu
author_sort Daniela Marian
collection DOAJ
description In this paper, we establish some results for a Volterra–Hammerstein integral equation with modified arguments: existence and uniqueness, integral inequalities, monotony and Ulam-Hyers-Rassias stability. We emphasize that many problems from the domain of symmetry are modeled by differential and integral equations and those are approached in the stability point of view. In the literature, Fredholm, Volterra and Hammerstein integrals equations with symmetric kernels are studied. Our results can be applied as particular cases to these equations.
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spelling doaj.art-b7dd963d6f254e5ca74692f402b3125e2023-11-22T09:59:23ZengMDPI AGSymmetry2073-89942021-07-01138132110.3390/sym13081321On a Functional Integral EquationDaniela Marian0Sorina Anamaria Ciplea1Nicolaie Lungu2Department of Mathematics, Technical University of Cluj-Napoca, 28 Memorandumului Street, 400114 Cluj-Napoca, RomaniaDepartment of Management and Technology, Technical University of Cluj-Napoca, 28 Memorandumului Street, 400114 Cluj-Napoca, RomaniaDepartment of Mathematics, Technical University of Cluj-Napoca, 28 Memorandumului Street, 400114 Cluj-Napoca, RomaniaIn this paper, we establish some results for a Volterra–Hammerstein integral equation with modified arguments: existence and uniqueness, integral inequalities, monotony and Ulam-Hyers-Rassias stability. We emphasize that many problems from the domain of symmetry are modeled by differential and integral equations and those are approached in the stability point of view. In the literature, Fredholm, Volterra and Hammerstein integrals equations with symmetric kernels are studied. Our results can be applied as particular cases to these equations.https://www.mdpi.com/2073-8994/13/8/1321abstract Gronwall lemmaexistence and uniquenessintegral inequalitiesmonotonyUlam-Hyers-Rassias stability
spellingShingle Daniela Marian
Sorina Anamaria Ciplea
Nicolaie Lungu
On a Functional Integral Equation
Symmetry
abstract Gronwall lemma
existence and uniqueness
integral inequalities
monotony
Ulam-Hyers-Rassias stability
title On a Functional Integral Equation
title_full On a Functional Integral Equation
title_fullStr On a Functional Integral Equation
title_full_unstemmed On a Functional Integral Equation
title_short On a Functional Integral Equation
title_sort on a functional integral equation
topic abstract Gronwall lemma
existence and uniqueness
integral inequalities
monotony
Ulam-Hyers-Rassias stability
url https://www.mdpi.com/2073-8994/13/8/1321
work_keys_str_mv AT danielamarian onafunctionalintegralequation
AT sorinaanamariaciplea onafunctionalintegralequation
AT nicolaielungu onafunctionalintegralequation