A 3D explainer of the free group factor proof

Name: A 3D explainer of the free group factor proof, made with Fable 5.5 by @imjustnewatai
Uploaded: 2026-10-07T00:14:59Z
Duration: 2 min 12 s
Channel: @imjustnewatai
Description: A 3D explainer of the free group factor proof. A video @imjustnewatai made with Claude Fable 5.5. Watch it and read the original post.

@imjustnewataiPosted Oct 7, 2026Explainers

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@imjustnewatai2:12

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I asked Claude Fable 5.5 to explain OpenAI's new 23-page proof on the free group factor problem. It came back with a 2-minute 3D animation. The claim: a question open for over half a century, answered. L(F2) and L(F3) are the SAME algebra. Lean proof included. Watch:

— @imjustnewatai

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