diff options
| author | letouzey | 2011-01-03 18:51:13 +0000 |
|---|---|---|
| committer | letouzey | 2011-01-03 18:51:13 +0000 |
| commit | 8e2d90a6a9f4480026afd433fc997d9958f76a38 (patch) | |
| tree | 6a92d154766a3a8934b91705acf79cc994a42061 /theories/Numbers/Natural/Abstract/NBase.v | |
| parent | 05662999c9ab0183c0f97fc18579379142ac7b38 (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/Natural/Abstract/NBase.v')
| -rw-r--r-- | theories/Numbers/Natural/Abstract/NBase.v | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/theories/Numbers/Natural/Abstract/NBase.v b/theories/Numbers/Natural/Abstract/NBase.v index 7ed563be5e..ac8a05220e 100644 --- a/theories/Numbers/Natural/Abstract/NBase.v +++ b/theories/Numbers/Natural/Abstract/NBase.v @@ -41,7 +41,7 @@ nzinduct n. now apply eq_le_incl. intro n; split. apply le_le_succ_r. -intro H; apply -> le_succ_r in H; destruct H as [H | H]. +intro H; apply le_succ_r in H; destruct H as [H | H]. assumption. symmetry in H; false_hyp H neq_succ_0. Qed. @@ -179,7 +179,7 @@ Ltac double_induct n m := try intros until n; try intros until m; pattern n, m; apply double_induction; clear n m; - [solve_relation_wd | | | ]. + [solve_proper | | | ]. End NBaseProp. |