Block preconditioners for saddle point problems

DOI10.1023/A:1025544928604zbMath1030.65036OpenAlexW110394199MaRDI QIDQ1410485

Leigh Little, Yousef Saad

Publication date: 14 October 2003

Published in: Numerical Algorithms (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1023/a:1025544928604

zbMATH Keywords

Schur complementsaddle point problemblock LU factorizationincomplete LUpreconditioning methods

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)

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Uses Software

• BILUTM

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