A Possible Proof of Collatz Conjecture
Here’s something that’s been sitting in my inbox for a while: a reader submission claiming to prove one of mathematics’ most notorious unsolved problems. Eswar Chellappa has been working on…
collatz conjecture
The Collatz Conjecture: Unsolved but Useless
Pick any positive integer. If it’s even, halve it. If it’s odd, triple it and add one. Repeat. You’ll always end up at 1. That’s the Collatz Conjecture. It sounds…