All-at-once multigrid approaches for one-dimensional space-fractional diffusion equations

DOI10.1007/s10092-021-00436-3OpenAlexW3204372956MaRDI QIDQ2240645

Mariarosa Mazza, Marco Donatelli, Ken Trotti, Rolf H. Krause

Publication date: 4 November 2021

Published in: Calcolo (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10092-021-00436-3

zbMATH Keywords

spectral distributionToeplitz matricesfractional diffusion equationsall-at-once systemsspace-time multigrid

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Numerical computation of eigenvalues and eigenvectors of matrices (65F15) Parallel algorithms in computer science (68W10) Toeplitz, Cauchy, and related matrices (15B05) Fractional partial differential equations (35R11) Numerical analysis (65-XX)

Related Items

Numerical solution of the space-time fractional diffusion equation based on fractional reproducing kernel collocation method, On \(\tau\)-preconditioner for a novel fourth-order difference scheme of two-dimensional Riesz space-fractional diffusion equations

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