Proof assistant and community library
Appears in 1 story · Last updated Sep 7, 2026
As of September 2026: Infrastructure the proof builds on
Fermat's Last Theorem waited 358 years for a proof. Andrew Wiles supplied one in 1995. In August 2026, Anthropic's Claude AI produced a computer-verified version of that proof in 11 days, writing 13 million lines of Lean code and proving 29,500 intermediate theorems along the way.
Updated Sep 7
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