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Reinforcement Learning

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2026-09-12

Technology

  • Researchers train Nemotron 3 Ultra checkpoints to generate olympiad math proofs: Researchers trained two specialist checkpoints from Nemotron 3 Ultra using supervised fine-tuning and reinforcement learning to generate natural-language proofs for olympiad mathematics. The resulting test-time-compute pipeline operates entirely in natural language without formal provers or external tools.

    Nemotron • arXiv

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  • AI researchers discuss recursive self-improvement and Chinese labs on podcast: AI researchers John Schulman, Beren Millidge, and Charlie O'Neill participated in a Q&A session on the Dwarkesh Podcast. The discussion covered topics including steelmanning the case against recursive self-improvement (RSI), the progress of Chinese AI labs, and long-horizon reinforcement learning.

    Industry • Techmeme

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