8 lines
190 B
Text
8 lines
190 B
Text
example (h : ¬ true) : false :=
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by simp * at *
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example (h : true) (h' : true → false) : false :=
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by simp * at *
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example (p : Prop) (h : p) (h' : p → false) : false :=
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by simp * at *
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