Solution of indefinite linear systems using an LQ decomposition for the linear constraints
From MaRDI portal
Publication:1025858
DOI10.1016/j.laa.2009.02.036zbMath1169.65039OpenAlexW2164805844MaRDI QIDQ1025858
Publication date: 23 June 2009
Published in: Linear Algebra and its Applications (Search for Journal in Brave)
Full work available at URL: https://research.tue.nl/nl/publications/solution-of-indefinite-linear-systems-using-an-lq-decomposition-for-the-linear-constraints(f2423a5a-0ae0-4ef1-962b-32259af8bf58).html
preconditionersconjugate gradientsLQ decompositionlinear constraintBunch-Kaufman-Parlett algorithmdirect solution algorithmindefinite system
Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35)
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