8 lines
246 B
Text
8 lines
246 B
Text
no axioms
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------
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quot.sound : ∀ {A} [s] {a b}, a ≈ b → ⟦a⟧ = ⟦b⟧
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classical.strong_indefinite_description : Π {A} P, nonempty A → {x \ Exists P → P x}
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propext : ∀ {a b}, (a ↔ b) → a = b
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------
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theorem foo3 : 0 = 0 :=
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foo2
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