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Commit 4d2f128e authored by Simon Friis Vindum's avatar Simon Friis Vindum
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Combine intro patterns

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theories/algebra/agree.v
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......@@ -209,8 +209,7 @@ Qed.
Lemma to_agree_includedN n a b : to_agree a ≼{n} to_agree b ↔ a ≡{n}≡ b.
Proof.
split; last by intros ->.
intros (x & Heq). destruct Heq as [_ Hincl].
split; last by intros ->. intros [x [_ Hincl]].
by destruct (Hincl a) as (? & ->%elem_of_list_singleton & ?); first set_solver+.
Qed.
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