6 lines
245 B
Text
6 lines
245 B
Text
autoImplicitChainNameIssue.lean:8:11-8:15: error: unsolved goals
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case nil
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α✝ : Type u_1
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as : List α✝
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⊢ Palindrome (List.reverse [])
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@palindrome_reverse : ∀ {α : Type u_1} {as : List α}, Palindrome as → Palindrome (List.reverse as)
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