Problem solved? Not so fast...

Another "proof" from de Branges. Maybe if he has it right this time we can all move on to the next great unsolved math problem: How many licks does it take to get to the Tootsie Roll center of a Tootsie Pop...

(I believe a wise old owl had a proof once and it was 3... or maybe 3.141592653589793238462643383279...)

Link