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theorem proved tactic proof

notCollapsedToPair1

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formal statement (Lean)

  75theorem notCollapsedToPair1 :
  76    Fintype.card CognitiveState > Fintype.card (Sense × Emotion) := by

proof body

Tactic-mode proof.

  77  have h : Fintype.card (Sense × Emotion) = 25 := by
  78    simp only [Fintype.card_prod, senseCount, emotionCount]
  79  rw [cognitiveStateCount, h]; decide
  80

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