An extension of a theorem of Walsh

DOI10.1007/BF03322500zbMath0554.41015OpenAlexW2007415322MaRDI QIDQ759934

H. P. Dikshit, A. Sharma, Alfred S. jun. Cavaretta

Publication date: 1984

Published in: Results in Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf03322500

zbMATH Keywords

Walsh equiconvergence

Mathematics Subject Classification ID

Trigonometric approximation (42A10) Approximation in the complex plane (30E10) Approximation by polynomials (41A10)

Related Items (1)

Convergence of certain polynomial interpolants to a function defined on the unit circle

Cites Work

• A note on the sharpness of J. L. Walsh's theorem and its extensions for interpolation in the roots of unity
• Some remarks on a theorem of Saff and Varga
• Hermite-Birkhoff interpolation on roots of unity and Walsh equiconvergence
• On Walsh equiconvergence
• Approximation to a Function by a Polynomial in Another Function

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