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Claude Fable 5 AI finds a tiny formula that topples an 87-year-old math conjecture

ScienceDailyThursday, August 6, 2026 at 2:02 AM

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Claude Fable 5 AI finds a tiny formula that topples an 87-year-old math conjecture
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A mathematician working at Anthropic says he used the AI model Claude Fable 5 to uncover a remarkably simple counterexample to the Jacobian conjecture, a famous problem that has resisted mathematicians for more than a century.

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High
Category
Science
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Why it matters
Scientific signal separates durable discovery from noise — and often foreshadows policy and product. A mathematician working at Anthropic says he used the AI model Claude Fable 5 to uncover a remarkably simple counterexample to the Jacobian conjecture, a famous problem that has resisted mathematicians for more than a century.
Read original source → SCIENCEDAILYEdition 2026-08-06

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RedScroll Briefing

Extractive editorial brief — not a reprint of the original

What happened

A mathematician working at Anthropic says he used the AI model Claude Fable 5 to uncover a remarkably simple counterexample to the Jacobian conjecture, a famous problem that has resisted mathematicians for more than a century.

Why it matters

Scientific signal separates durable discovery from noise — and often foreshadows policy and product.

Background

ScienceDaily reported on this under science. RedScroll surfaces the signal with an extractive brief — not a reprint of the original article. Read the source for full reporting.

Timeline

  1. ScienceDaily published: Claude Fable 5 AI finds a tiny formula that topples an 87-year-old math conjecture

  2. Story is in today’s RedScroll edition. Follow the original source for updates.

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Original reporting by ScienceDaily. RedScroll provides an extractive briefing only.