On the comparison of trigonometric convolution operators with their discrete analogues for Riemann integrable functions

DOI10.1155/S1025583498000198zbMath0927.42001OpenAlexW2009081517MaRDI QIDQ1277347

Publication date: 28 November 1999

Published in: Journal of Inequalities and Applications (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/120038

zbMATH Keywords

comparison Riemann integral stability inequalities discrete analogues trigonometric convolution operators

Mathematics Subject Classification ID

Trigonometric approximation (42A10) Inequalities in approximation (Bernstein, Jackson, Nikol'ski?-type inequalities) (41A17) Rate of convergence, degree of approximation (41A25) Approximation by positive operators (41A36)

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