| Kantorovich算子2阶导数与光滑模的等价关系 |
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| 引用本文： | 冯国. Kantorovich算子2阶导数与光滑模的等价关系[J]. 甘肃联合大学学报(自然科学版), 2002, 16(2): 1-4 |
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| 作者姓名： | 冯国 |
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| 作者单位： | 台州学院,数学系,浙江,临海,317000 |
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| 基金项目： | 浙江省自然科学基金 ( 1 980 36 ) |
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| 摘 要： | 给出Kantorovich算子 2阶导数与它所逼近的函数的光滑性之间的关系 ,得到Kantorovich算子 2阶导数与Ditzian Totik光滑模的等价定理 .
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| 关 键 词： | DitzianTotik光滑模 2阶导数 等价定理 |
| 文章编号： | 1007-9912(2002)02-0001-04 |
| 修稿时间： | 2001-10-29 |
An Equivalent Relation Between the Derivatives of Order 2 of Kantorovich Operators and the Modulous of Smoothness |
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| FENG Guo. An Equivalent Relation Between the Derivatives of Order 2 of Kantorovich Operators and the Modulous of Smoothness[J]. Journal of Gansu Lianhe University :Natural Sciences, 2002, 16(2): 1-4 |
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| Authors: | FENG Guo |
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| Abstract: | This paper intends to present the relation of the derivatives of order 2 between Kantorovich operators and the smoothness of the function it approximates ,and obtain the equivalent theorem between the derivatives of roder 2 of Kantorovich operators and the Ditzian Totik modulous of smoothness. |
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| Keywords: | Ditzian Totik modulous of smoothness derivatives of order 2 equivalent theorem |
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