Evaluation of Orderings for Unsymmetric Sparse Matrices

DOI10.1137/0908054zbMath0635.65025OpenAlexW2038696938MaRDI QIDQ3774817

Horst D. Simon, A. M. Erisman, William Poole, Roger. G. Grimes, John Lewis

Publication date: 1987

Published in: SIAM Journal on Scientific and Statistical Computing (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1137/0908054

zbMATH Keywords

stabilityGaussian eliminationsparsenessHarwell MA28 codeMarkowitz orderingP4 orderingP5 orderingreordering unsymmetric sparse matrices

Mathematics Subject Classification ID

Numerical computation of matrix norms, conditioning, scaling (65F35) Direct numerical methods for linear systems and matrix inversion (65F05)

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A clustering heuristic to detect staircase structures in large scale linear programming models ⋮ Design and Implementation of a Parallel Markowitz Threshold Algorithm ⋮ A survey of direct methods for sparse linear systems ⋮ Sensitivity method for basis inverse representation in multistage stochastic linear programming problems

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