12 lines
247 B
Text
12 lines
247 B
Text
example (h : 12 = x) : 10 + 2 = x := by
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simp
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guard_target =ₛ 12 = x
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assumption
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attribute [-simp] Nat.reduceAdd
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example (h : 12 = x) : 10 + 2 = x := by
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fail_if_success simp
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simp [Nat.reduceAdd]
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guard_target =ₛ 12 = x
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assumption
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