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Diffstat (limited to 'theories/FSets/FSetEqProperties.v')
| -rw-r--r-- | theories/FSets/FSetEqProperties.v | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/theories/FSets/FSetEqProperties.v b/theories/FSets/FSetEqProperties.v index 3a2de94b5..755bc7dd0 100644 --- a/theories/FSets/FSetEqProperties.v +++ b/theories/FSets/FSetEqProperties.v @@ -920,6 +920,8 @@ Lemma sum_compat : forall s, (forall x, In x s -> f x=g x) -> sum f s=sum g s. intros. unfold sum; apply (fold_compat _ (@Logic.eq nat)); auto with *. +intros x x' Hx y y' Hy. rewrite Hx, Hy; auto. +intros x x' Hx y y' Hy. rewrite Hx, Hy; auto. Qed. End Sum. |