YOU HAVE BEEN LIED TO THIS WHOLE TIME!
This "proof" is based on a bug in Casio calculators (tested it on the fx-991EX classwitz, got it there too)
A try to explain it is in this video by Matt Parker. Are exactly the same numbers
...with weirdly elaborate rules, for what you can do while you're inverting it
Nice, and I rewatched it, after you made the meme
...with weirdly elaborate rules, for what you can do while you're inverting it
Definitely recommend to watch turning a sphere inside out. Is really satisfying and don't worry, you don't have to be good at math to understand it^^