21 lines
248 B
Text
21 lines
248 B
Text
a b c : ℕ,
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h₁ : a = b,
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h₂ : b = c
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⊢ a = b
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2 goals
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a : ℕ
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⊢ ?m_1 = a
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a : ℕ
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⊢ ℕ
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a : ℕ
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⊢ ?m_1 = a
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2 goals
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a : ℕ
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⊢ ℕ
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a : ℕ
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⊢ ?m_1 = a
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a : ℕ
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⊢ a = a
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apply_tac.lean:62:0: warning: declaration 'my_div_self' uses sorry
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