A formula that can plot it own image!
Source: mathworld.wolfram.com/TuppersSelf-ReferentialFormula.html
The best self-referential formula I can come up with today is 1, plotted over some finite x and result in chinese 🙂 This is amazing! At first I couldn’t believe it, until auditing and seeing it is action written in javascript.
No wonder I didn’t do well in math in college…