theorem
proved
term proof
five_domain_product
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formal statement (Lean)
88theorem five_domain_product :
89 Fintype.card (SensoryModality × PrimaryEmotion × BiologicalState ×
90 EconomicCycle × LinguisticRole) = 3125 := by
proof body
Term-mode proof.
91 have hs : Fintype.card SensoryModality = 5 := sensory_hasConfigDim5
92 have he : Fintype.card PrimaryEmotion = 5 := emotion_hasConfigDim5
93 have hb : Fintype.card BiologicalState = 5 := biological_hasConfigDim5
94 have hc : Fintype.card EconomicCycle = 5 := economic_hasConfigDim5
95 have hl : Fintype.card LinguisticRole = 5 := linguistic_hasConfigDim5
96 simp [Fintype.card_prod, hs, he, hb, hc, hl]
97
98/-- $5^5 = 3125$. -/