diff options
Diffstat (limited to 'theories/Structures')
| -rw-r--r-- | theories/Structures/OrderedType.v | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/theories/Structures/OrderedType.v b/theories/Structures/OrderedType.v index c21d4fa0f..9efb68ab3 100644 --- a/theories/Structures/OrderedType.v +++ b/theories/Structures/OrderedType.v @@ -315,12 +315,14 @@ Module KeyOrderedType(O:OrderedType). Hint Resolve ltk_trans ltk_not_eqk ltk_not_eqke. Hint Immediate eqk_sym eqke_sym. - Global Instance eqk_equiv : Equivalence eqk. + Global Instance eqk_equiv : Equivalence eqk. + Proof. constructor; eauto. Qed. Global Instance eqke_equiv : Equivalence eqke. Proof. split; eauto. Qed. Global Instance ltk_strorder : StrictOrder ltk. + Proof. constructor; eauto. intros x; apply (irreflexivity (x:=fst x)). Qed. Global Instance ltk_compat : Proper (eqk==>eqk==>iff) ltk. Proof. |