Story · Anthropic Research
Learning more about Claude's mathematical capabilities (Anthropic Research)
blog post · Story page
An unreleased research version of Claude raised the longstanding lower bound for the fraction of Riemann zeta zeros satisfying the hypothesis from 41.6% to 67.2%. Outside experts examined the paper, Claude produced a formally verifiable proof, and Anthropic doesn't expect the techniques to prove the hypothesis itself.
Appeared in
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Aug 11, 2026 · in the sections
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