| 任意三角形单元上的三次Lagrange型插值逼近 |
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| 引用本文： | 田明,何晓斌. 任意三角形单元上的三次Lagrange型插值逼近[J]. 大学数学, 1996, 0(2) |
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| 作者姓名： | 田明 何晓斌 |
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| 作者单位： | 抚顺石油学院基础部，抚顺市城市建设学校 |
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| 摘 要： | 本文推广了文［２］中的结果，对于任意三角形单元的三次Ｌａｇｒａｎｇｅ型插值多项式给出了原函数ｕ与被插函数Ｕ之间的误差估计
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| 关 键 词： | Lagrange型插值；三角形单元；误差估计 |
The Error Extimtes of 3-degree Lagrange''''x Interpolation for Truiangular Element |
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| Tian Ming,He Xiaobin. The Error Extimtes of 3-degree Lagrange''''x Interpolation for Truiangular Element[J]. College Mathematics, 1996, 0(2) |
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| Authors: | Tian Ming He Xiaobin |
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| Affiliation: | Tian Ming;He Xiaobin |
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| Abstract: | This paper generlizes the results of error extimates[2],The error estimates of 1-degree Lagrange's interpolation for triangular element is gnerlized to one of 3-degree Lagrange's interpolation.This paper proves the error estimates between function and its interpolating function under some conditions. |
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| Keywords: | Lagranges's interpolation error estimates triangular element |
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