On circulant and skew-circulant preconditioned Krylov methods for steady-state Riesz spatial fractional diffusion equations
DOI10.1080/03081087.2019.1617230zbMath1467.65027OpenAlexW2944945590MaRDI QIDQ5858687
Mu-Zheng Zhu, Ya-E Qi, Guo-Feng Zhang
Publication date: 14 April 2021
Published in: Linear and Multilinear Algebra (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1080/03081087.2019.1617230
Krylov subspace methodsfractional diffusion equationscirculant preconditionerToeplitz structureskew-circulant preconditioner
Fractional derivatives and integrals (26A33) Iterative numerical methods for linear systems (65F10) Numerical methods for discrete and fast Fourier transforms (65T50) Numerical solution of discretized equations for boundary value problems involving PDEs (65N22)
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