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theorem proved term proof

const_true_zero_fraction

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formal statement (Lean)

  64theorem const_true_zero_fraction (n : ℕ) :
  65    FalsePointFraction (fun _ : Fin n → Bool => true) = 0 := by

proof body

Term-mode proof.

  66  unfold FalsePointFraction
  67  simp
  68
  69/-- The constant-false function has false-point fraction 1. -/

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