Created
January 6, 2018 05:53
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ひろしま学生IT勉強会で発表した資料です
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Theorem p : forall (A : Type) | |
(b : bool) | |
(x : A), | |
(if b then x else x) = x. | |
Proof. | |
intros A b x. | |
destruct b. | |
- reflexivity. | |
- reflexivity. | |
Qed. |
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