python の練習も兼ねて sympy で描いてみたけど本当にどの数字入れても π に近似した、ほー...
https://qiita.com/Matsuda_Takumi/items/418588d3c59cc8d85ec7
A Mastodon instance named Mathtodon, where you can post toots with beautiful mathematical formulae in TeX/LaTeX style.