Nonlinear Piecewise Caputo Fractional Pantograph System with Respect to Another Function

The existence, uniqueness, and various forms of Ulam–Hyers (UH)-type stability results for nonlocal pantograph equations are developed and extended in this study within the frame of novel <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"&g...

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Main Authors: Mohammed S. Abdo, Wafa Shammakh, Hadeel Z. Alzumi, Najla Alghamd, M. Daher Albalwi
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Fractal and Fractional
Subjects:
Online Access:https://www.mdpi.com/2504-3110/7/2/162
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author Mohammed S. Abdo
Wafa Shammakh
Hadeel Z. Alzumi
Najla Alghamd
M. Daher Albalwi
author_facet Mohammed S. Abdo
Wafa Shammakh
Hadeel Z. Alzumi
Najla Alghamd
M. Daher Albalwi
author_sort Mohammed S. Abdo
collection DOAJ
description The existence, uniqueness, and various forms of Ulam–Hyers (UH)-type stability results for nonlocal pantograph equations are developed and extended in this study within the frame of novel <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mi>p</mi><mi>s</mi><mi>i</mi></mrow></semantics></math></inline-formula>-piecewise Caputo fractional derivatives, which generalize the piecewise operators recently presented in the literature. The required results are proven using Banach’s contraction mapping and Krasnoselskii’s fixed-point theorem. Additionally, results pertaining to UH stability are obtained using traditional procedures of nonlinear functional analysis. Additionally, in light of our current findings, a more general challenge for the pantograph system is presented that includes problems similar to the one considered. We provide a pertinent example as an application to support the theoretical findings.
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spelling doaj.art-f57caf32231f44d19bf130374f5544a92023-11-16T20:36:50ZengMDPI AGFractal and Fractional2504-31102023-02-017216210.3390/fractalfract7020162Nonlinear Piecewise Caputo Fractional Pantograph System with Respect to Another FunctionMohammed S. Abdo0Wafa Shammakh1Hadeel Z. Alzumi2Najla Alghamd3M. Daher Albalwi4Department of Mathematics, Hodeidah University, Al-Hudaydah 3114, YemenDepartment of Mathematics, Faculty of Science, University of Jeddah, Jeddah 23218, Saudi ArabiaDepartment of Mathematics, Faculty of Science, University of Jeddah, Jeddah 23218, Saudi ArabiaDepartment of Mathematics, Faculty of Science, University of Jeddah, Jeddah 23218, Saudi ArabiaYanbu Industrial College, The Royal Commission for Jubail and Yanbu, Yanbu 30436, Saudi ArabiaThe existence, uniqueness, and various forms of Ulam–Hyers (UH)-type stability results for nonlocal pantograph equations are developed and extended in this study within the frame of novel <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mi>p</mi><mi>s</mi><mi>i</mi></mrow></semantics></math></inline-formula>-piecewise Caputo fractional derivatives, which generalize the piecewise operators recently presented in the literature. The required results are proven using Banach’s contraction mapping and Krasnoselskii’s fixed-point theorem. Additionally, results pertaining to UH stability are obtained using traditional procedures of nonlinear functional analysis. Additionally, in light of our current findings, a more general challenge for the pantograph system is presented that includes problems similar to the one considered. We provide a pertinent example as an application to support the theoretical findings.https://www.mdpi.com/2504-3110/7/2/162pantograph equationpiecewise fractional derivativefixed point theorem
spellingShingle Mohammed S. Abdo
Wafa Shammakh
Hadeel Z. Alzumi
Najla Alghamd
M. Daher Albalwi
Nonlinear Piecewise Caputo Fractional Pantograph System with Respect to Another Function
Fractal and Fractional
pantograph equation
piecewise fractional derivative
fixed point theorem
title Nonlinear Piecewise Caputo Fractional Pantograph System with Respect to Another Function
title_full Nonlinear Piecewise Caputo Fractional Pantograph System with Respect to Another Function
title_fullStr Nonlinear Piecewise Caputo Fractional Pantograph System with Respect to Another Function
title_full_unstemmed Nonlinear Piecewise Caputo Fractional Pantograph System with Respect to Another Function
title_short Nonlinear Piecewise Caputo Fractional Pantograph System with Respect to Another Function
title_sort nonlinear piecewise caputo fractional pantograph system with respect to another function
topic pantograph equation
piecewise fractional derivative
fixed point theorem
url https://www.mdpi.com/2504-3110/7/2/162
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AT wafashammakh nonlinearpiecewisecaputofractionalpantographsystemwithrespecttoanotherfunction
AT hadeelzalzumi nonlinearpiecewisecaputofractionalpantographsystemwithrespecttoanotherfunction
AT najlaalghamd nonlinearpiecewisecaputofractionalpantographsystemwithrespecttoanotherfunction
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