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圆周率公式

更新时间: 2021-01-13 22:55:46     

1、圆周率计算公式如下:

π=4∑(k=0,..∞)(-1)^k/(2k+1)=3.14159265358979323846264338327950488……

2、简介如下:

圆周率是表示圆的周长与直径比值的数学常数,用希腊字母π表示。

π也等于圆形之面积与半径平方之比,近似值约等于3.14159265359,是精确计算圆周长、圆面积、球体积等几何形状的关键值,在分析学里,π可以严格地定义为满足sinx=0的最小正实数x。

关键词: 圆周率 公式

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