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abbrev definition def or abbrev

QualityEquiv

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formal statement (Lean)

  48abbrev QualityEquiv {State Obs₁ Obs₂ : Type*}
  49    (C₁ : DisplayChannel State Obs₁)
  50    (C₂ : DisplayChannel State Obs₂) : Prop :=

proof body

Definition body.

  51  ∀ x y : State, C₁.stateQuality x ≤ C₁.stateQuality y ↔
  52                  C₂.stateQuality x ≤ C₂.stateQuality y
  53
  54namespace QualityEquiv
  55
  56variable {State Obs₁ Obs₂ Obs₃ : Type*}
  57

used by (6)

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depends on (4)

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