26 lines
589 B
Text
26 lines
589 B
Text
Set: pp::colors
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Set: pp::unicode
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sig x : ℕ, x > 0 : Type
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pair 10 20 : ℕ ⨯ ℕ
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pair 10 ⊤ : ℕ ⨯ Bool
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pair ⊤ 20 : Bool ⨯ ℕ
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pair ⊤ 20 : Bool ⨯ ℕ
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pair ⊤ ⊤ : Bool ⨯ Bool
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pair ⊤ ⊤ : Bool ⨯ Bool
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Assumed: a
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Assumed: Ha
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Defined: NZ
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NZ : Type
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pair a Ha : NZ : sig x : ℕ, 1 ≤ x
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sig2.lean:13:6: error: type mismatch in the 1st argument of the pair
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pair ⊤ 20
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Pair type:
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ℕ ⨯ ℕ
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Argument type:
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Bool
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sig2.lean:14:6: error: type mismatch in the 2nd argument of the pair
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pair ⊤ 20
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Pair type:
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Bool ⨯ Bool
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Argument type:
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ℕ
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