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Theoremcore

De Bruijn sequence existence theorem

Also called de Bruijn-Good theorem.

A de Bruijn sequence of every order exists, from an Eulerian circuit in the de Bruijn graph.

A de Bruijn sequence of every order exists, from an Eulerian circuit in the de Bruijn graph.

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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
  • Statement
  • one source with a locator