Minimum quartet tree cost (@cilibrar-Vitanyi) at n = 1,000: handwritten digits and random colours, 41,417,124,750 quartets each, one tree, about a minute on 2 cores. Hat-tip Claude (Anthropic).
30k30.github.io/mqtc/
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Me: We did "Reasoning with Neural Cellular Automata" (arxiv.org/abs/2609.36126) and Mapper on mazes. There anything you want to research? Maybe fixed points/paradox?
Claude: "every sentence I point at is false" The thermodynamics of truth
Me: Please continue however you see fit
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Me: I want to have a look at the #21 Jacobsthal upper bound in the latest OpenAI maths batch. It includes a Lean proof and a paper on the Github repo. Please familiarize.
Claude: This answers Erdős #687 (the “$1000 or half my savings”). Want a Lean proof?
github.com/30k30/scholia/tre…
After that, it designed code to run AI agents with harness on @vast_ai, to design models for a meta-ensemble, complete with ledger, referee, and leakage-control. Still trying to grok what it did with α-investing (Foster and Stine, 2008). And treating ML calibration like unit test
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Asked Opus 5.5 extra to design a novel SKLearn-API compatible classifier and regressor, and it one-shotted HoraClassifier and HoraRegressor. It's competitive and even wins on Wine :). It also adds diversity to a blending model, since so different from NN, Tree, or Linear models.













