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Von Neumann debiasing

Also called von Neumann extractor, von Neumann's trick.

Reads coin flips in pairs, outputs 0 for 01, 1 for 10, and discards 00 and 11, yielding unbiased bits from independent biased flips.

Reads coin flips in pairs, outputs 0 for 01, 1 for 10, and discards 00 and 11, yielding unbiased bits from independent biased flips.

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The build computes these levels from the evidence in the repository. Each row says what the next level needs. Read what the levels mean.

LadderLevelWhat the next level needs
Human proofH0 no proof
  • add a proof in proofs/ (06.5)
LeanL0 no Lean part
  • name a Lean module in the lean field (07)
VisualV0 none
  • add viz/scene.ts or a figure (10)
WritingW0 stub
  • the section The problem
  • pseudocode in The algorithm
  • complexity claims in the front matter
  • one source with a locator