Approximation of differentiable functions by Cesaro sums

DOI10.1007/BF00969305zbMath0349.41008MaRDI QIDQ1234826

G. I. Ryzhankova

Publication date: 1976

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

Mathematics Subject Classification ID

Convergence and absolute convergence of Fourier and trigonometric series (42A20) Approximation by other special function classes (41A30) Summability and absolute summability of Fourier and trigonometric series (42A24) Trigonometric series of special types (positive coefficients, monotonic coefficients, etc.) (42A32) General reference works (handbooks, dictionaries, bibliographies, etc.) pertaining to harmonic analysis on Euclidean spaces (42-00)

Related Items (3)

An exact constant on the estimation of the approximation of classes of periodic functions of two variables by Ceśaro means ⋮ Exact constants in estimates of approximation of Lipschitz classes of periodic functions by Cesàro means ⋮ Accuracy of representation of conjugate functions by Cesàro sums

Cites Work

• On multipliers preserving convergence of trigonometric series almost everywhere
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