Boundary Value Problem for a Loaded Pseudoparabolic Equation with a Fractional Caputo Operator

Differential equations containing fractional derivatives, for both time and spatial variables, have now begun to attract the attention of mathematicians and physicists; they are used in connection with these equations as mathematical models of various processes. The fractional derivative equation to...

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Main Authors: Serik Aitzhanov, Kymbat Bekenayeva, Zamira Abdikalikova
Format: Article
Language:English
Published: MDPI AG 2023-09-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/11/18/3987
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author Serik Aitzhanov
Kymbat Bekenayeva
Zamira Abdikalikova
author_facet Serik Aitzhanov
Kymbat Bekenayeva
Zamira Abdikalikova
author_sort Serik Aitzhanov
collection DOAJ
description Differential equations containing fractional derivatives, for both time and spatial variables, have now begun to attract the attention of mathematicians and physicists; they are used in connection with these equations as mathematical models of various processes. The fractional derivative equation tool plays a crucial role in describing plenty of natural processes concerning physics, biology, geology, and so on. In this paper, we studied a loaded equation in relation to a spatial variable for a linear pseudoparabolic equation, with an initial and second boundary value condition (the Neumann condition), and a fractional Caputo derivative. A distinctive feature of the considered problem is that the load at the point is in the higher partial derivatives of the solution. The problem is reduced to a loaded equation with a nonlocal boundary value condition. A way to solve the considered problem is by using the method of energy inequalities, so that a priori estimates of solutions for non-local boundary value problems are obtained. To prove that this nonlocal problem is solvable, we used the method of continuation with parameters. The existence and uniqueness theorems for regular solutions are proven.
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spelling doaj.art-881e0353327042ed9802ec85b01c8bef2023-11-19T11:50:21ZengMDPI AGMathematics2227-73902023-09-011118398710.3390/math11183987Boundary Value Problem for a Loaded Pseudoparabolic Equation with a Fractional Caputo OperatorSerik Aitzhanov0Kymbat Bekenayeva1Zamira Abdikalikova2Department of Mathematics, Al-Farabi Kazakh National University, Almaty 050040, KazakhstanDepartment of Mathematics and Mathematical Modeling, Abai Kazakh National Pedagogical University, Almaty 050010, KazakhstanDepartment of Mathematical and Computer Modeling, International University of Information Technologies, Almaty 050040, KazakhstanDifferential equations containing fractional derivatives, for both time and spatial variables, have now begun to attract the attention of mathematicians and physicists; they are used in connection with these equations as mathematical models of various processes. The fractional derivative equation tool plays a crucial role in describing plenty of natural processes concerning physics, biology, geology, and so on. In this paper, we studied a loaded equation in relation to a spatial variable for a linear pseudoparabolic equation, with an initial and second boundary value condition (the Neumann condition), and a fractional Caputo derivative. A distinctive feature of the considered problem is that the load at the point is in the higher partial derivatives of the solution. The problem is reduced to a loaded equation with a nonlocal boundary value condition. A way to solve the considered problem is by using the method of energy inequalities, so that a priori estimates of solutions for non-local boundary value problems are obtained. To prove that this nonlocal problem is solvable, we used the method of continuation with parameters. The existence and uniqueness theorems for regular solutions are proven.https://www.mdpi.com/2227-7390/11/18/3987a loaded equationpseudoparabolic equationfractional Caputo derivativemethod of continuation by parameter
spellingShingle Serik Aitzhanov
Kymbat Bekenayeva
Zamira Abdikalikova
Boundary Value Problem for a Loaded Pseudoparabolic Equation with a Fractional Caputo Operator
Mathematics
a loaded equation
pseudoparabolic equation
fractional Caputo derivative
method of continuation by parameter
title Boundary Value Problem for a Loaded Pseudoparabolic Equation with a Fractional Caputo Operator
title_full Boundary Value Problem for a Loaded Pseudoparabolic Equation with a Fractional Caputo Operator
title_fullStr Boundary Value Problem for a Loaded Pseudoparabolic Equation with a Fractional Caputo Operator
title_full_unstemmed Boundary Value Problem for a Loaded Pseudoparabolic Equation with a Fractional Caputo Operator
title_short Boundary Value Problem for a Loaded Pseudoparabolic Equation with a Fractional Caputo Operator
title_sort boundary value problem for a loaded pseudoparabolic equation with a fractional caputo operator
topic a loaded equation
pseudoparabolic equation
fractional Caputo derivative
method of continuation by parameter
url https://www.mdpi.com/2227-7390/11/18/3987
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AT zamiraabdikalikova boundaryvalueproblemforaloadedpseudoparabolicequationwithafractionalcaputooperator