Exponential-sum-approximation technique for variable-order time-fractional diffusion equations

DOI10.1007/s12190-021-01528-7OpenAlexW3152293767WikidataQ115601580 ScholiaQ115601580MaRDI QIDQ2143804

Zhi-Wei Fang, Jia-li Zhang, Hai-Wei Sun

Publication date: 31 May 2022

Published in: Journal of Applied Mathematics and Computing (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2101.08125

zbMATH Keywords

fast algorithmstability and convergencetime-fractional diffusion equationexponential-sum-approximation methodvariable-order Caputo fractional derivative

Mathematics Subject Classification ID

Finite difference methods for initial value and initial-boundary value problems involving PDEs (65M06) Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs (65M12) Numerical approximation and evaluation of special functions (33F05) Numerical methods for partial differential equations, initial value and time-dependent initial-boundary value problems (65Mxx)

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