Spectral analysis of inexact constraint preconditioning for symmetric saddle point matrices
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Publication:1938586
DOI10.1016/j.laa.2012.11.022zbMath1263.65029OpenAlexW1977745351MaRDI QIDQ1938586
Debora Sesana, Valeria Simoncini
Publication date: 21 February 2013
Published in: Linear Algebra and its Applications (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1016/j.laa.2012.11.022
convergencenumerical examplespreconditioningiterative methodnonlinear perturbationsaddle point matricesJordan blockssymmetric linear systemsWeyr canonical form
Computational methods for sparse matrices (65F50) Iterative numerical methods for linear systems (65F10) Preconditioners for iterative methods (65F08)
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Uses Software
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