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相信大多数人都能流利地说出这个数字:3.1415926。从开始的“径一周三”到今天12411亿位的精度,圆周率这个神秘的数字,曾让中外无数数学家为它付出了多少心智?它到底有着怎样的诱惑与魅力?
I believe most people are fluent in this figure: 3.1415926. From the beginning “path a week ” to today’s 12411 billion precision, the mysterious number of pi, once let the number of mathematicians at home and abroad have paid so much attention? It in the end what kind of temptation and charm?