Vít Tuček

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• Barbara Fantechi@barbarafantechi.bsky.social21/07/2026 12:57

  OT don't we all!

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• Gro-Tsen@gro-tsen.bsky.social21/07/2026 11:45

  Yes, this is one way of defining this (or perhaps its dual, I always get mixed up between projective space and its dual).

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• Gro-Tsen@gro-tsen.bsky.social21/07/2026 11:35

  Here 🧵⤵️ is an attempt at slightly expanding what the super simple description of the counterexample to the Jacobian conjecture means, originally written in reply to @tucek.bsky.social on the Musky place. I assume knowledge of what projective space and homogeneous coordinates are. •1/12

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• Gro-Tsen@gro-tsen.bsky.social20/07/2026 22:43

  So “let's reward problem solving” made SOME kind of sense for human mathematicians (although even then it was subject to variants of Campbell/Goodhart's law, which I'll get back to). In the case of AIs, it's a spectacular failure which is now making us look foolish. •19/38

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• Tien Chih@tienchihmath.bsky.social14/04/2026 12:22

  Great short video by @mathandcobb.bsky.social on the applicability of Group Theory! youtu.be/n_w_J48oAwU

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