An improved preconditioner for \(2\times 2\) block linear system arising from complex linear system

DOI10.1007/s13160-021-00463-1zbMath1483.65045OpenAlexW3139004046MaRDI QIDQ2231603

Wen-Bin Bao

Publication date: 30 September 2021

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

Full work available at URL: https://doi.org/10.1007/s13160-021-00463-1

zbMATH Keywords

convergencepreconditionercomplex symmetric linear systemsreal equivalent formblock two-by-two linear system

Mathematics Subject Classification ID

Numerical computation of eigenvalues and eigenvectors of matrices (65F15) Iterative numerical methods for linear systems (65F10) Preconditioners for iterative methods (65F08)

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