| 椭圆周长的近似计算公式 |
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| 引用本文： | 贾青慧.椭圆周长的近似计算公式[J].甘肃联合大学学报(自然科学版),2012(3):26-29. |
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| 作者姓名： | 贾青慧 |
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| 作者单位： | 兰州资源环境职业技术学院基础部 |
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| 摘 要： | 通过对椭圆周长两个近似计算公式的几何意义、近似程度以及相对误差的讨论,用线性组合的方法给出了精确度更高的椭圆周长近似计算公式.
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| 关 键 词： | 椭圆周长 近似公式 数学归纳法 相对误差 |
Approximate Formula on the Circumference of an Ellipse |
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| JIA Qing-hui.Approximate Formula on the Circumference of an Ellipse[J].Journal of Gansu Lianhe University :Natural Sciences,2012(3):26-29. |
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| Authors: | JIA Qing-hui |
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| Institution: | JIA Qing-hui(Lanzhou Resources & Environment Voc-Tech College,Lanzhou 730021,China) |
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| Abstract: | Based on the discussion of the geometric meaning,degree of approximation and the relative error of the two approximate formula on the circumference of an ellipse,an approximate formula with higher accuracy is provided using linear combination. |
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| Keywords: | the circumference of an ellipse approximate formula mathematical induction relative error |
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