Conditioning analysis of sparse block approximate factorizations

DOI10.1016/0168-9274(91)90096-IzbMath0751.65022OpenAlexW2020950075WikidataQ114214920 ScholiaQ114214920MaRDI QIDQ1181519

Monga-made Magolu

Publication date: 27 June 1992

Published in: Applied Numerical Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0168-9274(91)90096-i

zbMATH Keywords

numerical exampleslarge sparse linear systemsStieltjes matrixpolynomially accelerated iterative methodssparse block approximate factorization

Mathematics Subject Classification ID

Computational methods for sparse matrices (65F50) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35)

Related Items (6)

On the conditioning analysis of block approximate factorization methods ⋮ Conditioning analysis of modified block incomplete factorizations ⋮ Lower eigenvalue bounds for singular pencils of matrices ⋮ Analytical bounds for block approximate factorization methods ⋮ Iterative solution methods ⋮ Modified block-approximate factorization strategies

Uses Software

• symrcm

Cites Work

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• A class of first order factorization methods
• Iterative Methods for Elliptic Problems and the Discovery of “q”
• Preconditioning and Two-Level Multigrid Methods of Arbitrary Degree of Approximation
• A generalized SSOR method

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