| 周期函数的Lagrange型插值逼近 |
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| 引用本文： | 谢庭藩. 周期函数的Lagrange型插值逼近[J]. 中国计量学院学报, 1998, 0(2) |
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| 作者姓名： | 谢庭藩 |
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| 作者单位： | 中国计量学院 |
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| 基金项目： | 国家质量技术监督局资助 |
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| 摘 要： | 求文构造了一类Lagrange型插值三角多项式．并给出以高阶模为阶的逼近偏差估计．
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| 关 键 词： | 周期函数.逼近 插值 光滑模 |
On the approximation of periodic functions by Lagrange type interpolation |
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| Le Tingfan. On the approximation of periodic functions by Lagrange type interpolation[J]. Journal of China Jiliang University, 1998, 0(2) |
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| Authors: | Le Tingfan |
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| Affiliation: | Chin Institute of Metrology |
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| Abstract: | In this paper, we construct a class of Lagrange type inerpolating trigonmetricalpolgnomals and prove that the approxima tion degree of periodic function can be estimated by itsmoduli of smoothness. |
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| Keywords: | Periodic function Approximation Interpolaion Moduli of smothness |
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