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4 janv. 500 - 5世纪,中国南北朝时南朝的祖冲之(429-500)算出圆周率的值到小数点后第七位,比西方人早1000多年

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Bylee66
29 mars 2024
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4 janv. 500
Maintenaint
~ Il y a 1526 ans
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