An exponential lower bound for the condition number of real Vandermonde matrices

DOI10.1016/j.apnum.2018.01.020zbMath1402.65035OpenAlexW2792845377WikidataQ115586767 ScholiaQ115586767MaRDI QIDQ1743402

André Pierro de Camargo

Publication date: 13 April 2018

Published in: Applied Numerical Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.apnum.2018.01.020

zbMATH Keywords

condition numberLagrange interpolationVandermonde matrix

Mathematics Subject Classification ID

Numerical computation of matrix norms, conditioning, scaling (65F35) Conditioning of matrices (15A12)

Cites Work

• Lower bounds for the condition number of Vandermonde matrices
• The condition number of real Vandermonde, Krylov and positive definite Hankel matrices
• How Bad Are Vandermonde Matrices?
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