AI Agent Claims New Collatz Progress, Formalized in Lean

Amid high-profile AI math results from Anthropic and OpenAI, Lech Mazur claims his AI agent proved that a positive proportion of integers return to 1 under the Collatz map, with the proof formalized in Lean. Mathematician Alex Kontorovich highlighted the overlooked advance.

2026-09-29 ~ 2026-09-29 · 2 related posts

• AI agents claim Collatz breakthrough: positive proportion of numbers reach 1, Lean-formalized — AlexKontorovich · 2026-09-29
• Missed bombshell: Lech Mazur claims AI-generated, Lean-formalized proof on Collatz — stevenstrogatz · 2026-09-29