ON APPROXIMATION OF PERIODIC FUNCTIONS BY LINEAR MEANS OF SUBSEQUENCE OF FOURIER PARTIAL SUMS

ON APPROXIMATION OF PERIODIC FUNCTIONS BY LINEAR MEANS OF SUBSEQUENCE OF FOURIER PARTIAL SUMS

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摘要 Let f（x）∈L2w and　■ be its Fourier series. Denote by sx（f, x） its partial sums. Let M={mf} be a subsequence of natural numbers and

作者施咸亮

机构地区 Hangzhou University

出处《Chinese Science Bulletin》 SCIE EI CAS 1981年第9期858-859,共2页

关键词 WRITE 州场

分类号 O1 [理学—基础数学]

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Chinese Science Bulletin

1981年第9期

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ON APPROXIMATION OF PERIODIC FUNCTIONS BY LINEAR MEANS OF SUBSEQUENCE OF FOURIER PARTIAL SUMS

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