| Lagrange型高阶数值微分公式代数精度的探析 |
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| 引用本文： | 张学凌,方建印.Lagrange型高阶数值微分公式代数精度的探析[J].河南科学,2009,27(2):140-142. |
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| 作者姓名： | 张学凌 方建印 |
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| 作者单位： | 河南工程学院数理科学系,郑州,451191 |
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| 摘 要： | 基于数值微分公式代数精度的概念，探讨了高阶数值微分公式具有较高次代数精度的规律，并给出微分公式中待定系数的计算方法及余项．
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| 关 键 词： | Lagrange型插值 代数精度 数值微分公式 |
Analysis of Precision for Lagrange Type High-Order Numerical Differential Formulas |
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| Zhang Xueling,Fang Jianyin.Analysis of Precision for Lagrange Type High-Order Numerical Differential Formulas[J].Henan Science,2009,27(2):140-142. |
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| Authors: | Zhang Xueling Fang Jianyin |
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| Institution: | Department of Mathematical & Physical Science;Henan Engineering Institute;Zhengzhou 451191;China |
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| Abstract: | Based on the difinition of precision for numerical differential formulas,the law of high-order numerical differential formulas is discussed,and method to calculate the undetermined coefficiens and remainder term are provided. |
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| Keywords: | Lagrange type interpolationt algebra precision numerical differential formulas |
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