LaTeX-examples/tikz/pi

Compiled example

Credits

Cristian Ilies Vasile made this kind of image first:

https://img.washingtonpost.com/wp-apps/imrs.php?src=https%3A%2F%2Fimg.washingtonpost.com%2Fblogs%2Fwonkblog%2Ffiles%2F2015%2F03%2Flinks-pi-cristian.png&w=1484