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Data structurecore

Left-leaning red-black tree

Also called LLRB tree, left-leaning RB tree.

A red-black variant restricting red links to the left, which simplifies insertion and deletion to a small set of cases.

A red-black variant restricting red links to the left, which simplifies insertion and deletion to a small set of cases.

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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 abstract type
  • one source with a locator