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  "problem_id": "vibemathed:wu-santhanam-diagonalizability-prediction",
  "title": "Predicting Diagonalizability of a Mean Matrix",
  "canonical_statement": "Wu and Santhanam asked whether one can determine, from an increasing i.i.d. sample of binary random matrices, whether the unknown mean matrix is diagonalizable, while making only finitely many errors almost surely. Answered affirmatively over both R and C.",
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      "title": "arXiv",
      "summary": "The general principle is the interesting part: every semialgebraic property of a bounded fixed-dimensional mean parameter is eventually almost surely predictable. Against merely integrable matrix laws it fails from dimension two.",
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  "generated_at": "2026-09-13T16:28:40.178Z"
}