13 lines
415 B
Text
13 lines
415 B
Text
690.lean:3:2-3:29: error: too many variable names provided at alternative 'step', #3 provided, but #2 expected
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690.lean:6:0-6:7: warning: declaration uses 'sorry'
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case step
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a b m✝ : Nat
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hStep : Nat.le a m✝
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ih : Nat.le a (m✝ + 1)
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⊢ Nat.le a (Nat.succ m✝ + 1)
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690.lean:11:0-11:7: warning: declaration uses 'sorry'
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case step
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a b x : Nat
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hStep : Nat.le a x
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ih : Nat.le a (x + 1)
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⊢ Nat.le a (Nat.succ x + 1)
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