4 lines
179 B
Plaintext
4 lines
179 B
Plaintext
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let transport : Π (A : Type) Π (f : A → Type) Π (x : A) Π (y : A)
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Id A x y → f x → f y
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≔ λA.λf.λx.λy. J A x y (λa.λb.λ_. f a → f b) (λa.a)
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