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theorem proved term proof

frequencyRatioCost_unit

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formal statement (Lean)

  36theorem frequencyRatioCost_unit : frequencyRatioCost 1 = 0 := by

proof body

Term-mode proof.

  37  unfold frequencyRatioCost Jcost; simp
  38
  39/-- J-cost is non-negative for positive ratios. -/

depends on (8)

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