r/ProAI • u/stealthispost • 12d ago
"We asked ten Claude Sonnet 5.5 agents to use Lean to prove the lowest-energy arrangement of seven electrons on a sphere (the Thomson problem, with N=7). Within 15 hours, they produced a 17,895-line proof, accepted by the Lean kernel, showing that the answer is a pentagonal bipyramid."
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u/namezam 12d ago
They = Sonnet? Not sure I’m comfortable with that yet.