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派碗 圆周率你懂的


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“π”e文为Pi,中文为派,就是圆周率,指平面上圆的周长与直径之比,目前世界纪录来自法国的一位工程师将圆周率算到小数点后27000亿位。再来说说这只碗,直径20CM,里面密密麻麻的数字就是圆周率,从碗的边缘开始3. 1415....。如果能将碗里面的数字全部背下来,那你肯定来自火星。

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