15 lines
495 B
Text
15 lines
495 B
Text
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exact_partial.lean:4:2: error:invalid 'exact' tactic, term still contains metavariables after elaboration
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and.intro ?M_1 ?M_2
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proof state:
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a b : Prop,
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a_1 : a,
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a_2 : b
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⊢ a ∧ b
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exact_partial.lean:5:0: error: don't know how to synthesize placeholder
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a b : Prop
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⊢ a → b → a ∧ b
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exact_partial.lean:5:0: error: failed to add declaration '14.0' 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 b : Prop),
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?M_1
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