Use wf_projected instead of well_founded_lt_compat

be8dfddb · Robbert Krebbers · 64bedf4c · be8dfddb
Commit be8dfddb authored Aug 21, 2013 by Robbert Krebbers
--- a/theories/fin_collections.v
+++ b/theories/fin_collections.v
@@ -145,7 +145,7 @@ Proof.
 Qed.

 Lemma collection_wf : wf (strict (@subseteq C _)).
-Proof. apply well_founded_lt_compat with size, subset_size. Qed.
+Proof. apply (wf_projected (<) size); auto using subset_size, lt_wf. Qed.

 Lemma collection_ind (P : C → Prop) :
  Proper ((≡) ==> iff) P →