Partial factorization of a dense symmetric indefinite matrix

DOI10.1145/2049673.2049674zbMath1365.65073OpenAlexW2018481786WikidataQ113310421 ScholiaQ113310421MaRDI QIDQ2989146

John K. Reid, Jennifer Scott

Publication date: 19 May 2017

Published in: ACM Transactions on Mathematical Software (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1145/2049673.2049674

zbMATH Keywords

frontalindefinite matricessymmetric linear systemsmultifrontal\(LDL^{T}\) factorization

Mathematics Subject Classification ID

Computational methods for sparse matrices (65F50) Factorization of matrices (15A23) Direct numerical methods for linear systems and matrix inversion (65F05)

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