Is the approximation of a function by its Fejér means monotone?

DOI10.1016/0021-9045(89)90106-8zbMath0702.41022OpenAlexW2018449315MaRDI QIDQ915044

Leonardo Colzani

Publication date: 1989

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-9045(89)90106-8

zbMATH Keywords

convolutionFejér kernelPlancherell formula

Mathematics Subject Classification ID

Inequalities in approximation (Bernstein, Jackson, Nikol'ski?-type inequalities) (41A17) Rate of convergence, degree of approximation (41A25) Approximation by other special function classes (41A30)

Related Items (1)

Approximate units and monotone convergence

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