Iterative methods for solving fractional differential equations using non-polynomial splines

In this work, a non-polynomial spline function is proposed to solve a linear fractional differential equation where the derivatives are in the Caputo sense. This approach transforms the fractional differential equation into a system of linear equations. The Gauss-Seidel and conjugate gradient method...

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Bibliographic Details
Main Authors: Faraidun K. Hamasalh, Gulnar W. Sadiq, Emad S. Salam
Format: Article
Language:English
Published: EJAAM 2024-12-01
Series:E-Journal of Analysis and Applied Mathematics
Subjects:
Online Access:https://ejaam.org/articles/2024/10.62780-ejaam-2024-003.pdf
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Summary:In this work, a non-polynomial spline function is proposed to solve a linear fractional differential equation where the derivatives are in the Caputo sense. This approach transforms the fractional differential equation into a system of linear equations. The Gauss-Seidel and conjugate gradient methods are used to iteratively solve the linear system. Finally, to validate the method’s accuracy, several numerical examples with known analytical solutions are tested. According to the numerical experiments, the findings are in satisfactory agreement with the exact solutions.
ISSN:2544-9990