ON L~1-APPROXIMATION OF THE FUNCTIONS WITH QUASI-MONOTONE FOURIER COEFFICIENTS

被引：0

作者：

谢庭藩 ^{[1
]}

机构：

[1] Hangzhou University

来源：

Science Bulletin | 1983年 / 03期

关键词：

ON L~1-APPROXIMATION OF THE FUNCTIONS WITH QUASI-MONOTONE FOURIER COEFFICIENTS;

D O I：

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学科分类号：

摘要：

be the Fourier series of function f∈Land let s(f, x) and σ(f, x) be its nth Fourier sum and nth Fejèr sum respectively. We denote by

引用

页码：294 / 297

页数：4

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