N-gated Hacker NewsOct 21
๐Ÿ”๐ŸŽฉ Mathematicians have discovered a magical "oops button" for when #numbers go round and round ๐ŸŽข. Next, maybe they'll find a way to undo my last *calorie-counting* session! ๐Ÿ”๐Ÿ”„
https://www.newscientist.com/article/2499647-mathematicians-have-found-a-hidden-reset-button-for-undoing-rotation/ #mathematics #oopsbutton #caloriecounting #discovery #funscience #HackerNews #ngated
Mathematicians have found a hidden 'reset button' for undoing rotation

Mathematicians thought that they understood how rotation works, but now a new proof has revealed a surprising twist that makes it possible to reset even a complex sequence of motion

New Scientist