白板报 数学集锦 / 03.14
HACKER NEWS / REDDIT

圆周率集锦

讨论目录

181–210 / 13,083 条 · 第 7 / 437 页
  2. Reddit · r/programming计算与算法2010-01-0585 分94 回复

    PI to 2.7 trillion places computed using a single desktop computer

    12 条相关评论
  4. Reddit · r/explainlikeimfive数位与应用2018-08-3163 分75 回复

    ELI5: How are new digits of Pi discovered?

    28 条相关评论
  6. Reddit · r/todayilearned计算与算法2017-07-1821,109 分792 回复

    TIL you only need 40 digits of pi to calculate the circumference of the observable universe to a margin of error of 1 hydrogen atom

    76 条相关评论
  7. Reddit · r/mathematics定义与几何2026-06-2244 分115 回复

    Squaring the circle

    29 条相关评论
  9. Reddit · r/explainlikeimfive计算与算法2012-02-28328 分329 回复

    ELI5: Pi. Why does it always work in equations. And whats the point of computers trying to figure out the millionth digit?

    47 条相关评论
  15. Reddit · r/askscience定义与几何2015-03-1279 分55 回复

    If pi cannot be expressed as a ratio, and we've never been able to measure a perfect circle with perfect accuracy, how exactly do we know a) the value of pi to the nth decimal place and b) that a diameter and circumfere…

    14 条相关评论
  16. Reddit · r/explainlikeimfive证明与性质2012-03-03344 分238 回复

    ELI5: How we know Pi never ends if it's not a repeating decimal.

    42 条相关评论
  17. Reddit · r/todayilearned圆周率讨论2011-10-10245 分101 回复

    TIL You can remember the value of Pi (3.1415926) by counting each words letters in "May I have a large container of coffee?"

    16 条相关评论
  20. Reddit · r/explainlikeimfive计算与算法2013-02-09103 分33 回复

    ELI5: How can we calculate pi to 27 trillion decimal places? Is there a way to do this without perfect circles or perfect measurements of diameter and circumference?

    9 条相关评论
  30. Reddit · r/mathmemes历史与文化2023-03-15236 分7 回复

    it's pi day

    1 条相关评论