| 一类三角插值多项式在Besov空间中的逼近 |
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| 引用本文： | 赵振宇,侯象乾.一类三角插值多项式在Besov空间中的逼近[J].数学研究,2005,38(3):260-264. |
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| 作者姓名： | 赵振宇 侯象乾 |
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| 作者单位： | 宁夏大学数学计算机学院,宁夏,银川,750021 |
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| 基金项目： | The author was partially supported by the Ningxia Province Foundation for ScientificResearch under Grant #A001，Found of Ningxia University (lg0416) |
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| 摘 要： | 利用K泛函的定义首次研究了在Besov空间中,一类三角插值多项式的逼近和饱和问题,确定了逼近的饱和类与饱和阶.
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| 关 键 词： | Besov空间 饱和类 饱和阶 三角插值 |
| 修稿时间： | 2003年8月12日 |
Approximation by Certain Trigonometric Interpolation Polynomials in the Besov Space |
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| Zhao Zhenyu,Hou Xiangqian.Approximation by Certain Trigonometric Interpolation Polynomials in the Besov Space[J].Journal of Mathematical Study,2005,38(3):260-264. |
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| Authors: | Zhao Zhenyu Hou Xiangqian |
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| Abstract: | The K functional method is used in the paper which first describes the approximation and saturation problem by a certain trigonometric interpolation polynomials in the Besov spaces, the saturation class and the saturation order of approximation are determined. |
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| Keywords: | Besov space saturation class saturation order trigonometric interpolation |
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