白板报 数学集锦 / 03.14
HACKER NEWS / REDDIT

圆周率集锦

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331–360 / 13,083 条 · 第 12 / 437 页
  1. Reddit · r/mathmemes历史与文化2022-03-1493 分11 回复

    For pi day

  2. Reddit · r/mathematics数位与应用2022-11-288 分30 回复

    Highschool student here, my teacher wants us to memorize 25 digits of pi. How do i go about doing that?

    13 条相关评论
  3. Reddit · r/explainlikeimfive证明与性质2021-05-207 分37 回复

    ELI5 : Why is pi irrational ?

    11 条相关评论
  4. Reddit · r/learnmath定义与几何2026-10-0346 分77 回复

    Can someone explain why the area of a circle is πr², and why π itself is important?

    27 条相关评论