9 lines
306 B
Text
9 lines
306 B
Text
Variable list : Type → Type
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Variable nil {A : Type} : list A
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Variable cons {A : Type} (head : A) (tail : list A) : list A
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Variable a : ℤ
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Variable b : ℤ
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Variable n : ℕ
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Variable m : ℕ
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Definition l1 : list ℤ := cons a (cons b (cons n nil))
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Definition l2 : list ℤ := cons a (cons n (cons b nil))
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