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theorem proved wrapper

bayesFactorCost_at_null

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formal statement (Lean)

  43theorem bayesFactorCost_at_null (p : ℝ) (h : p ≠ 0) :
  44    bayesFactorCost p p = 0 := by

proof body

One-line wrapper that applies unfold.

  45  unfold bayesFactorCost; rw [div_self h]; exact Jcost_unit0
  46

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