Selection of fictitious independent variables for the solution of sparse linear equations

DOI10.1007/BF00945713zbMath0736.65010OpenAlexW2064606190MaRDI QIDQ1178988

S. A. El-Bardissy, H. L. Abdel-Malek

Publication date: 26 June 1992

Published in: ZAMP. Zeitschrift für angewandte Mathematik und Physik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf00945713

zbMATH Keywords

orderingerror analysisround-off errorsparse linear systemsdirect methodtest problemstruncation errorindependent variable technique

Mathematics Subject Classification ID

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

Uses Software

• Harwell-Boeing sparse matrix collection

Cites Work

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• On the augmented system approach to sparse least-squares problems
• Sparse matrix test problems
• Error Analysis of Direct Methods of Matrix Inversion

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