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authorletouzey2011-01-03 18:51:13 +0000
committerletouzey2011-01-03 18:51:13 +0000
commit8e2d90a6a9f4480026afd433fc997d9958f76a38 (patch)
tree6a92d154766a3a8934b91705acf79cc994a42061 /theories/Numbers/Integer/Binary
parent05662999c9ab0183c0f97fc18579379142ac7b38 (diff)
Numbers: some improvements in proofs
- a ltac solve_proper which generalizes solve_predicate_wd and co - using le_elim is nicer that (apply le_lteq; destruct ...) - "apply ->" can now be "apply" most of the time. Benefit: NumPrelude is now almost empty git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@13762 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'theories/Numbers/Integer/Binary')
-rw-r--r--theories/Numbers/Integer/Binary/ZBinary.v2
1 files changed, 1 insertions, 1 deletions
diff --git a/theories/Numbers/Integer/Binary/ZBinary.v b/theories/Numbers/Integer/Binary/ZBinary.v
index 8ed42ed8d9..cad5152d7a 100644
--- a/theories/Numbers/Integer/Binary/ZBinary.v
+++ b/theories/Numbers/Integer/Binary/ZBinary.v
@@ -23,7 +23,7 @@ Proof.
intros A A_wd A0 AS n; apply Zind; clear n.
assumption.
intros; rewrite <- Zsucc_succ'. now apply -> AS.
-intros n H. rewrite <- Zpred_pred'. rewrite Zsucc_pred in H. now apply <- AS.
+intros n H. rewrite <- Zpred_pred'. rewrite Zsucc_pred in H. now apply AS.
Qed.
(** * Implementation of [ZAxiomsMiniSig] by [BinInt.Z] *)