Sine transform based preconditioning for an inverse source problem of time-space fractional diffusion equations

DOI10.1007/s10915-024-02634-xzbMath1545.65356MaRDI QIDQ6601123

Shuai Ni, Hong-Kui Pang, Hai-Hua Qin

Publication date: 10 September 2024

Published in: Journal of Scientific Computing (Search for Journal in Brave)

zbMATH Keywords

eigenvalueinverse source problemtime-space fractional diffusion equationsine transform based preconditionermulti-level Toeplitz matrix

Mathematics Subject Classification ID

Finite difference methods for initial value and initial-boundary value problems involving PDEs (65M06) Iterative numerical methods for linear systems (65F10) Numerical methods for inverse problems for initial value and initial-boundary value problems involving PDEs (65M32) Toeplitz, Cauchy, and related matrices (15B05) Preconditioners for iterative methods (65F08) Fractional partial differential equations (35R11)

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