26 lines
590 B
Text
26 lines
590 B
Text
beginend_bug.lean:7:2: error:invalid 'apply' tactic, failed to unify
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a = ?M_1
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with
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b = c
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proof state:
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A : Type,
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a b c : A,
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Hab : a = b,
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Hbc : b = c
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⊢ a = ?M_1
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A : Type,
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a b c : A,
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Hab : a = b,
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Hbc : b = c
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⊢ ?M_1 = c
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beginend_bug.lean:9:0: error: don't know how to synthesize placeholder
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A : Type,
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a b c : A,
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Hab : a = b,
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Hbc : b = c
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⊢ a = c
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beginend_bug.lean:9:0: error: failed to add declaration 'foo' to environment, value has metavariables
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remark: set 'formatter.hide_full_terms' to false to see the complete term
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λ (A : Type) (a b c : A) (Hab : …) (Hbc : …),
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?M_1
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