A note on spectrum analysis of augmentation block preconditioned generalized saddle point matrices
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Publication:1758405
DOI10.1016/j.cam.2012.08.024zbMath1257.65016OpenAlexW2033071165MaRDI QIDQ1758405
Publication date: 9 November 2012
Published in: Journal of Computational and Applied Mathematics (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1016/j.cam.2012.08.024
numerical examplesclusteringeigenvalue distributioneigenvectorsaugmentationminimal polynomialblock preconditionergeneralized saddle point systemoptimal preconditioner
Eigenvalues, singular values, and eigenvectors (15A18) Iterative numerical methods for linear systems (65F10) Preconditioners for iterative methods (65F08)
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