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| 摘要: |
| 由于cotes求积公式在实际计算中有较高的精度而被人们广泛采用,对于其误差的估计,现有的文献都是在不加证明的情况下给出一个误差估计式,在此,首先给出了cotes求积公式的代数精度,然后给出了cotes求积公式的误差估计式的严格推导过程。 |
| 关键词: cotes求积公式 误差估计 代数精度 截断误差 积分中值定理 |
| DOI: |
| 分类号:O172.2 |
| 基金项目: |
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| Error margin of Cotes quadrature formula |
|
冯天祥' target='_blank'>FENG Tian - xiang
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| Abstract: |
| The cotes quadrature formula is widely used as it has high precision in actual calculation. Concerning its error margin estimating, all of current literatures give a formula of error margin estimating under the uncertain circumstance. This paper gives the |
| Key words: cotes quadrature formula,error margin estimating,algebra fineness, |