Distribution of alternation points in best rational approximations

DOI10.1134/S0001434608030188zbMath1165.41004MaRDI QIDQ2517996

A. I. Bogolyubskii

Publication date: 12 January 2009

Published in: Mathematical Notes (Search for Journal in Brave)

zbMATH Keywords

best rational approximationequilibrium measurecounting measurealternation pointsChebyshev rational operator

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Approximation by rational functions (41A20)

Cites Work

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• The Density of Extreme Points in Complex Polynomial Approximation
• The Density of Alternation Points in Rational Approximation
• Sign changes in rational L w 1 -approximation

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