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11 lines
256 B
Idris
11 lines
256 B
Idris
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data Vect : Nat -> Type -> Type where
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Nil : Vect Z a
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(::) : a -> Vect k a -> Vect (S k) a
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%name Vect xs, ys, zs
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dupAll : Vect n a -> Vect n (a, a)
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dupAll xs = zipHere xs xs
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where
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zipHere : forall n . Vect n a -> Vect n b -> Vect n (a, b)
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