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Gauss's complex multiplication trick

Also called Complex number multiplication with three real multiplications.

A trick that multiplies two complex numbers using three real multiplications instead of four, the idea behind Karatsuba multiplication.

A trick that multiplies two complex numbers using three real multiplications instead of four, the idea behind Karatsuba multiplication.

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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
  • one source with a locator