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无穷无尽的圆周率 - Reynaldo Lopes
1,657,001 views |
Reynaldo Lopes |
TED-Ed
• July 2013
Read transcript
观看完整课程： http://ed.ted.com/lessons/the-infinite-life-of-pi-reynaldo-lopes 圆周长和直径的比值是恒定的：3.14159...无穷无尽（真的！）圆周率π是一个无理数，它有无限多个数位，所以无论我们的估值多接近，都无法计算出它的精确值。雷纳多·洛佩兹解释了圆周率π广泛的应用范围，包括音乐研究、财务模型，甚至是宇宙密度的计算。 课程教授：Reynaldo Lopes 动画制作：Igor Coric
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