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An Efficient Computational Method for Differential Equations of Fractional Type

Mustafa Türkyılmazoğlu

2022Computer Modeling in Engineering & Sciences18 citationsDOIOpen Access PDF

Abstract

An effective solution method of fractional ordinary and partial differential equations is proposed in the present paper. The standard Adomian Decomposition Method (ADM) is modified via introducing a functional term involving both a variable and a parameter. A residual approach is then adopted to identify the optimal value of the embedded parameter within the frame of L2 norm. Numerical experiments on sample problems of open literature prove that the presented algorithm is quite accurate, more advantageous over the traditional ADM and straightforward to implement for the fractional ordinary and partial differential equations of the recent focus of mathematical models. Better performance of the method is further evidenced against some compared commonly used numerical techniques.

Topics & Concepts

MathematicsPartial differential equationAdomian decomposition methodOrdinary differential equationResidualNumerical partial differential equationsApplied mathematicsType (biology)Variable (mathematics)Exponential integratorFocus (optics)Differential equationNorm (philosophy)Numerical analysisMathematical optimizationMathematical analysisAlgorithmDifferential algebraic equationLawPolitical scienceOpticsPhysicsBiologyEcologyFractional Differential Equations SolutionsIterative Methods for Nonlinear EquationsNumerical methods for differential equations