On approximation processes defined by a cosine operator function

DOI10.3176/proc.2017.2.11zbMath1387.42002OpenAlexW2617884183MaRDI QIDQ4609005

Anna Saksa, Andi Kivinukk, Maria Zeltser

Publication date: 29 March 2018

Published in: Proceedings of the Estonian Academy of Sciences (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.3176/proc.2017.2.11

zbMATH Keywords

Rogosinski-type approximation processesBlackman-type approximation processesFourier series of symmetric functions with respect to \(\pi\)

Mathematics Subject Classification ID

Trigonometric approximation (42A10) Fourier coefficients, Fourier series of functions with special properties, special Fourier series (42A16)

Cites Work

• Chebyshev transform methods in the theory of best algebraic approximation
• On approximation by Blackman- and Rogosinski-type operators in Banach space
• CHARACTERIZATION OF BLACKMAN KERNELS AS APPROXIMATE IDENTITIES
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