13 lines
683 B
Text
13 lines
683 B
Text
bug1.lean:9:7: error: type mismatch at definition 'and_intro1', has type
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∀ (p q : bool), p → q → ∀ (c : bool), (p → q → c) → c
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but is expected to have type
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∀ (p q : bool), p → q → a
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bug1.lean:13:7: error: type mismatch at definition 'and_intro2', has type
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∀ (p q : bool), p → q → ∀ (c : bool), (p → q → c) → c
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but is expected to have type
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∀ (p q : bool), p → q → p ∧ p
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bug1.lean:17:7: error: type mismatch at definition 'and_intro3', has type
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∀ (p q : bool), p → q → ∀ (c : bool), (p → q → c) → c
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but is expected to have type
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∀ (p q : bool), p → q → q ∧ p
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and_intro4 : ∀ (p q : bool), p → q → p ∧ q
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