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theorem proved term proof

metaCost_self

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formal statement (Lean)

  80theorem metaCost_self (R : MetaCarrier) : metaCost R R = 0 := by

proof body

Term-mode proof.

  81  unfold metaCost
  82  simp
  83
  84/-- **(L2) Non-Contradiction** for the meta-cost: the comparison is
  85symmetric in its arguments. -/

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depends on (10)

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