SF Writer Greg Egan & Mystery Math Whiz Advance Permutation Problem
November 7, 2018 12:36 PM Subscribe
A new proof from the Australian science fiction writer Greg Egan and a 2011 proof anonymously posted online are now being hailed as significant advances on a puzzle mathematicians have been studying for at least 25 years. 1600 words from Erica Klarreich in Quanta Magazine.
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