4 lines
140 B
Text
4 lines
140 B
Text
@[simp] axiom divSelf (x : Nat) : x ≠ 0 → x/x = 1
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theorem ex (x : Nat) (h : x ≠ 0) : (if x/x = 1 then 0 else 1) = 0 := by
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simp [h]
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