diff options
| author | msozeau | 2008-03-07 16:32:12 +0000 |
|---|---|---|
| committer | msozeau | 2008-03-07 16:32:12 +0000 |
| commit | ec850ff623801e514b3ed0a42beb6f7984992520 (patch) | |
| tree | 6a03dd3d0545b927326f28e7d8da08a850cead5f /theories/NArith | |
| parent | 905c47d6a07cc69b9e7aa0b9d73caeacf2b1d2be (diff) | |
Fix bug #1704 (ordering of condition goals for (setoid)rewrite). As part
of the fix I added an optional "by" annotation for rewrite to solve said
conditions in the same tactic call. Most of the theories have been
updated, only FSets is missing, Pierre will take care of it.
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@10634 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'theories/NArith')
| -rw-r--r-- | theories/NArith/BinPos.v | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/theories/NArith/BinPos.v b/theories/NArith/BinPos.v index 36a8458241..f0751f670a 100644 --- a/theories/NArith/BinPos.v +++ b/theories/NArith/BinPos.v @@ -802,7 +802,7 @@ Qed. Theorem Pcompare_Eq_eq : forall p q:positive, (p ?= q) Eq = Eq -> p = q. Proof. intro x; induction x as [p IHp| p IHp| ]; intro y; destruct y as [q| q| ]; - simpl in |- *; auto; intro H; + simpl in |- *; auto; intro H ; [ rewrite (IHp q); trivial | absurd ((p ?= q) Gt = Eq); [ elim (Pcompare_not_Eq p q); auto | assumption ] |