Computation of Fractional Derivatives of Analytic Functions

Document Type

Article

Publication Date

7-29-2023

Department

Department of Mathematical Sciences

Abstract

It has recently been demonstrated that both regular derivatives and contour integrals of analytic functions can be numerically evaluated to very high orders of accuracy utilizing only grid-based function values in the complex plane. Using closely related techniques, we show here the same to be true for the task of evaluating fractional order derivatives of analytic functions across the complex plane. Several cases are illustrated.

Publication Title

Journal of Scientific Computing

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