APPROXIMATION PROPERTIES OF (C, α) MEANS OF DOUBLE WALSH-FOURIER SERIES |
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作者姓名: | Ushangi Goginava |
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作者单位: | Tbilisi State |
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摘 要: | ![]() We study the rate of Lp approximation by Cesaro means of the quadratic partial sums of double Walsh-Fourier series of functions from Lp.
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关 键 词: | 多项式 算子 函数 近似值 二次方程式 |
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