Multicolor low‐rank preconditioner for general sparse linear systems

DOI10.1002/nla.2316zbMath1474.65070OpenAlexW3037776609MaRDI QIDQ5122244

Yousef Saad, Yuanzhe Xi, Qing-Qing Zheng

Publication date: 22 September 2020

Published in: Numerical Linear Algebra with Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/nla.2316

zbMATH Keywords

domain decompositionKrylov subspace methodslow-rank approximationparallel preconditionersrecursive multilevel methods

Mathematics Subject Classification ID

Computational methods for sparse matrices (65F50) Preconditioners for iterative methods (65F08)

Related Items (2)

Domain decomposition based preconditioner combined local low-rank approximation with global corrections ⋮ An Incomplete Cholesky Preconditioner Based on Orthogonal Approximations

Uses Software

• METIS
• SuiteSparse

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