Determination of two unknown functions of different variables in a time‐fractional differential equation

We study the inverse problem for a differential equation of ‐order with the Caputo fractional derivative over time and Schwartz‐type distribution in its right‐hand side. The generalized solution of the Cauchy problem for such an equation, space‐dependent part of a source, and a time‐dependent reaction coefficient in the equation are unknown. We find sufficient conditions for unique local in time solvability of the inverse problem under time‐ and space‐integral overdetermination conditions.

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Publication Details

Journal
Mathematical Methods in the Applied Sciences
Published
2024-10-11
DOI
https://doi.org/10.1002/mma.10539
Citations
6
Primary Topic
Fractional Differential Equations Solutions
Type
article
Field-Weighted Citation Impact
2.37
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article

Determination of two unknown functions of different variables in a time‐fractional differential equation

Halyna Lopushanska, Mokhtar Kirane, Andriy Lopushansky
6 citations
Mathematical Methods in the Applied Sciences
Fractional Differential Equations Solutions
2.37
article

Determination of two unknown functions of different variables in a time‐fractional differential equation

Halyna Lopushanska, Mokhtar Kirane, Andriy Lopushansky
article en
6 citations

Abstract

We study the inverse problem for a differential equation of ‐order with the Caputo fractional derivative over time and Schwartz‐type distribution in its right‐hand side. The generalized solution of the Cauchy problem for such an equation, space‐dependent part of a source, and a time‐dependent reaction coefficient in the equation are unknown. We find sufficient conditions for unique local in time solvability of the inverse problem under time‐ and space‐integral overdetermination conditions.

Mathematical Methods in the Applied SciencesVol. 48(4)
Khalifa University of Science and Technology (AE), Lviv University (UA), Institute of Computer Science (PL)
Openalex Percentile: Top 12%
Fractional Differential Equations Solutions
2.37
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