On the unbounded divergence in the best approximation on equidistant nodes

DOI10.1016/J.AML.2012.03.033zbMath1253.41028OpenAlexW1991005724MaRDI QIDQ1761566

Alexandru Ioan Mitrea

Publication date: 15 November 2012

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

Full work available at URL: https://doi.org/10.1016/j.aml.2012.03.033

zbMATH Keywords

best approximationequidistant nodesunbounded divergencesuperdense set

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50)

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