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def definition def or abbrev

legalTriad

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formal statement (Lean)

  26def legalTriad (t : Triad) : Bool :=

proof body

Definition body.

  27  let s := t.h + t.k + t.l
  28  (s % 2 = 0) && (t.h ≠ 0 ∨ t.k ≠ 0 ∨ t.l ≠ 0)
  29
  30/‑ Eight-window neutrality diagnostic over a sequence of motif weights. -/

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