8 lines
184 B
Text
8 lines
184 B
Text
open equiv eq is_equiv is_trunc
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definition foo {A B : Type} (f : A ≃ B) (f' : A → B)
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(H' : is_equiv f') (p : to_fun f = f') : p = p :=
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begin
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cases p,
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esimp
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end
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