14 lines
293 B
Text
14 lines
293 B
Text
open equiv
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constant rec_on_ua {A B : Type} {P : A ≃ B → Type}
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(f : A ≃ B) (H : Π(q : A = B), P (equiv_of_eq q)) : P f
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set_option pp.universes true
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set_option pp.implicit true
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set_option pp.notation false
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check @rec_on_ua
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attribute rec_on_ua [recursor]
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print [recursor] rec_on_ua
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