Effectiveness and robustness revisited for a preconditioning technique based on structured incomplete factorization

DOI10.1002/nla.2294OpenAlexW3012411651MaRDI QIDQ3297088

Zixing Xin, Stephen Cauley, Jian-Lin Xia, Venkataramanan Balakrishnan

Publication date: 2 July 2020

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

Full work available at URL: https://doi.org/10.1002/nla.2294

zbMATH Keywords

robustnesseffectivenessspectral analysisscaling and compression strategySIF preconditioning

Mathematics Subject Classification ID

Factorization of matrices (15A23) Preconditioners for iterative methods (65F08)

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A multigrid method for kernel functions acting on interacting structures with applications to biofluids ⋮ Second‐order accurate hierarchical approximate factorizations for solving sparse linear systems ⋮ Robust and Effective eSIF Preconditioning for General Dense SPD Matrices ⋮ Efficient Construction of an HSS Preconditioner for Symmetric Positive Definite $\mathcal{H}^2$ Matrices

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