Accurate computations with matrices related to bases \(\{t^ie^{\lambda t}\}\)

DOI10.1007/s10444-022-09954-2zbMath1492.65067OpenAlexW4282964907WikidataQ114227744 ScholiaQ114227744MaRDI QIDQ2154706

B. Rubio, Juan Manuel Peña, Esmeralda Mainar

Publication date: 20 July 2022

Published in: Advances in Computational Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10444-022-09954-2

zbMATH Keywords

Gram matricestotally positive matriceshigh relative accuracybidiagonal decompositionsWronskian matricescollocation matrices

Mathematics Subject Classification ID

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)

Related Items (3)

On the accuracy of de Casteljau-type algorithms and Bernstein representations ⋮ High relative accuracy through Newton bases ⋮ Accurate bidiagonal factorization of quantum Hilbert matrices

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