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Research notes on every problem, and a library of the papers behind them. Built from the open erdos repository.
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2026_04_29_chojecki: A note posted by Przemek Chojecki in April 2026, produced with GPT-5.5 Pro and hosted at ulam.ai, claims Problem 1133 in full: a finite obstruction from Beurling's theorem for the Bernstein space, planted on short blocks.
2026_09_13_yang: A manuscript of September 2026 claims Problem 1133 with sign data and any pointwise tolerance, the obstruction parameter of exponential order in C and shown optimal.
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