Claude spots a factor-of-1/2 error a PhD student missed for years

irinarish · x · 2026-09-27

A PhD student reports that Claude Sonnet found an error he couldn't spot during his entire PhD: a lost factor of 1/2 in his derivations. He calls it a "really awesome result" from Son + Claude, a concrete example of frontier models doing meticulous math review that humans miss.

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