8b7dc4e03a
Perhaps, we should add an option to disable this new feature. Remark: this commit makes commit46d418aredundant. I'm keeping46d418abecause we may retract this commit in the future.
12 lines
431 B
Text
12 lines
431 B
Text
571.lean:6:2: error:invalid 'cases' tactic, 'Exists' can only eliminate to Prop
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proof state:
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P : ℕ → Prop,
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H : ∃ (n : ℕ), P n
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⊢ ℕ
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571.lean:7:0: error: don't know how to synthesize placeholder
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P : ℕ → Prop,
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H : ∃ (n : ℕ), P n
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⊢ ℕ
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571.lean:7:0: error: failed to add declaration 'example' 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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?M_1
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