43 lines
1.4 KiB
Text
43 lines
1.4 KiB
Text
unsolved_proof_qed.lean:2:18: error: don't know how to synthesize placeholder
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a b c : nat,
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H₁ : a = b,
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H₂ : b = c
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⊢ b = c
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unsolved_proof_qed.lean:2:0: error:invalid 'exact' tactic, term still contains metavariables after elaboration
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eq.trans H₁ ?M_1
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proof state:
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a b c : nat,
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H₁ : a = b,
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H₂ : b = c
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⊢ a = c
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unsolved_proof_qed.lean:2:0: error: don't know how to synthesize placeholder
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a b c : nat,
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H₁ : a = b,
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H₂ : b = c
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⊢ a = c
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unsolved_proof_qed.lean:2:0: 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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λ (a b c : nat) (H₁ : …) (H₂ : …),
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?M_1
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unsolved_proof_qed.lean:5:33: error: don't know how to synthesize placeholder
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a b c : nat,
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H₁ : a = b,
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H₂ : b = c
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⊢ c = b
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unsolved_proof_qed.lean:5:18: error:invalid 'exact' tactic, term still contains metavariables after elaboration
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eq.trans ?M_1 (eq.symm H₁)
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proof state:
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a b c : nat,
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H₁ : a = b,
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H₂ : b = c
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⊢ c = a
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unsolved_proof_qed.lean:5:18: error: don't know how to synthesize placeholder
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a b c : nat,
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H₁ : a = b,
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H₂ : b = c
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⊢ c = a
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unsolved_proof_qed.lean:5:0: 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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λ (a b c : nat) (H₁ : …) (H₂ : …),
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have aux : …, from ?M_1,
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…
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