pith. machine review for the scientific record. sign in
structure definition def or abbrev

RecognitionStructure

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formal statement (Lean)

  91structure RecognitionStructure (S : Type) where
  92  recognizes : S → S → Prop
  93  self_recognition : ∀ s, recognizes s s
  94  symmetric : ∀ s₁ s₂, recognizes s₁ s₂ → recognizes s₂ s₁
  95

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