diff options
Diffstat (limited to 'theories/MSets')
-rw-r--r-- | theories/MSets/MSetRBT.v | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/theories/MSets/MSetRBT.v b/theories/MSets/MSetRBT.v index d8f675ade..ed09030cb 100644 --- a/theories/MSets/MSetRBT.v +++ b/theories/MSets/MSetRBT.v @@ -1047,7 +1047,7 @@ Qed. (** ** Filter *) -Polymorphic Lemma filter_app A f (l l':list A) : +Lemma filter_app A f (l l':list A) : List.filter f (l ++ l') = List.filter f l ++ List.filter f l'. Proof. induction l as [|x l IH]; simpl; trivial. |