| Sikkema算子的逼近定理 |
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| 引用本文： | 杜朝河. Sikkema算子的逼近定理[J]. 内蒙古师范大学学报(自然科学版), 1997, 0(1): 6-10 |
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| 作者姓名： | 杜朝河 |
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| 作者单位： | 宁夏工学院!银川，750021 |
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| 摘 要： | 给出Ｓｉｋｋｅｍａ算子在Ｃ〔０，１〕空间的逼近强型正定理和弱型逆定理，从而得到其逼近的特征刻划。
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| 关 键 词： | Sikkema算子 光滑模 K－泛函 逼近 |
APPROXIMATION THEOREMS OF SIKKEMA OPERATORS |
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| Du Chaohe. APPROXIMATION THEOREMS OF SIKKEMA OPERATORS[J]. Journal of Inner Mongolia Normal University(Natural Science Edition), 1997, 0(1): 6-10 |
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| Authors: | Du Chaohe |
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| Abstract: | In the paper, the approximation strong -- type direct theorem and weak -- type inverse theorem are given for Sikkema operators in the space C[0, 1 ], thus its approximation characterization is obtained. |
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| Keywords: | Sikkema operators modulus of smoothness K - functional approxinmtion |
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