An Efficient Exponential Sum Approximation of Power-Law Kernels for Solving Fractional Differential Equation

Renu Chaudhary, Kai Diethelm, Afshin Farhadi +1

In this work, we present a comprehensive framework for approximating the weakly singular power-law kernel $t^{\hat{I}\pm -1}$ of fractional integral and differential operators, where $α\in…