Computing eigenvalues of quasi-generalized Vandermonde matrices to high relative accuracy
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Publication:2074903
DOI10.1016/j.cam.2021.114042zbMath1482.65037OpenAlexW4200056074WikidataQ114201916 ScholiaQ114201916MaRDI QIDQ2074903
Publication date: 11 February 2022
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.2021.114042
parameterizationhigh relative accuracyeigenvalues estimationgeneralized sign regular matricesquasi-generalized Vandermonde matrix
Factorization of matrices (15A23) Numerical computation of eigenvalues and eigenvectors of matrices (65F15) Eigenvalues, singular values, and eigenvectors (15A18) Positive matrices and their generalizations; cones of matrices (15B48) Direct numerical methods for linear systems and matrix inversion (65F05)
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Accurate computation of eigenvalues of generalized sign regular quasi-Said-Ball-Vandermonde matrices, The accurate and efficient solutions of linear systems for generalized sign regular matrices with certain signature
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Cites Work
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