239def LedgerComplete (S : GeometricScaleSequence) : Prop :=
proof body
Definition body.
240 ∀ n m : ℕ, ∃ k : ℕ, S.scale n + S.scale m = S.scale k 241 242/-- Full closure is too strong for arbitrary n, m. 243 But the MINIMAL closure (n=0, m=1 → k=2) is achievable 244 and forces the golden ratio. -/
depends on (10)
Lean names referenced from this declaration's body.