白板报 数学集锦 / 03.14
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圆周率集锦

讨论目录

241–270 / 13,083 条 · 第 9 / 437 页
  3. Reddit · r/changemyview历史与文化2022-03-1418 分94 回复

    CMV: 22 July is a much better pi day than March 14

    23 条相关评论
  6. Reddit · r/todayilearned计算与算法2018-10-05542 分62 回复

    TIL a British mathematician William Shanks famously took 15 years to calculate π to 707 digits, but made a mistake in the 528th digit, rendering all subsequent digits incorrect.

    10 条相关评论
  7. Reddit · r/mathematics证明与性质2024-12-2139 分63 回复

    Why is pi irrational?

    11 条相关评论
  9. Reddit · r/explainlikeimfive数位与应用2013-03-14301 分108 回复

    ELI5: How do we know that there is an infinite number of digits in pi? Is it possible that it's actually just a really big but finite number?

    28 条相关评论
  11. Reddit · r/learnmath数位与应用2026-09-2138 分58 回复

    Whats the best way to memorize as many digits of pi as I can in 5 months

    11 条相关评论
  15. Reddit · r/askscience数位与应用2014-03-0145 分41 回复

    How do we know what the digits of Pi are?

    10 条相关评论
  16. Reddit · r/WritingPrompts计算与算法2015-12-1749 分43 回复

    [WP] You're taking care of the supercomputer that is calculating every digits of pi. It suddenly completes the calculation at the 9th quadrillion digit.

    8 条相关评论
  17. Reddit · r/todayilearned定义与几何2018-03-14

    TIL that Archimedes estimated the value of pi with a polygon in a circle in a polygon. He made the diameter of the circle 1, so the circumference was pi. With the circle's diameter, he found the perimeters of the polygo…

    18 条相关评论
  22. Reddit · r/space计算与算法2022-02-151,711 分210 回复

    How Many Decimals of Pi Do We Really Need? - Or why NASA only uses pi to the 15th decimal for its highest accuracy calculations.

    19 条相关评论
  25. Reddit · r/mathematics证明与性质2024-06-17129 分93 回复

    Would pi have any patterns if the numerals were not in base ten?

    23 条相关评论