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The part of Navier-Stokes no one is talking about

OpenAI announced a proof that settled a long-standing question about the Navier-Stokes equations from fluid dynamics, and simultaneously posted a Lean 4 formal proof of the result. The formal proof aspect has received little attention compared to the announcement itself.

by read1 min views2 publishedSep 9, 2026

Yesterday OpenAI announced a proof that settled a long-standing question about the Navier-Stokes equations from fluid dynamics. The announcement has created a lot of buzz, as one would expect. But there’s an aspect of OpenAI’s work that I haven’t seen anyone talk about: they posted a Lean 4 formal proof at the same time as […]

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source & further reading
johndcook.com — original article What is the quality of software that AI writes? AI-generated ASCII diagrams Hadamard Codes and Sphere Packing
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