diff options
| author | emakarov | 2007-10-23 11:09:40 +0000 |
|---|---|---|
| committer | emakarov | 2007-10-23 11:09:40 +0000 |
| commit | 699c507995fb9ede2eb752a01f90cf6d8caad4de (patch) | |
| tree | 69c9239bb8b5e8e2ecc7b10ba921d51f729dabb8 /theories/Numbers/Natural/Abstract/NPlus.v | |
| parent | d672ce42ecd1fd6845f1c9ea178f5d9fd05afb2c (diff) | |
Added Numbers/Natural/Abstract/NIso.v that proves that any two models of natural numbers are isomorphic. Added NatScope and IntScope for abstract developments.
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@10247 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'theories/Numbers/Natural/Abstract/NPlus.v')
| -rw-r--r-- | theories/Numbers/Natural/Abstract/NPlus.v | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/theories/Numbers/Natural/Abstract/NPlus.v b/theories/Numbers/Natural/Abstract/NPlus.v index 8ca3ba0002..1e5c2211f4 100644 --- a/theories/Numbers/Natural/Abstract/NPlus.v +++ b/theories/Numbers/Natural/Abstract/NPlus.v @@ -2,7 +2,11 @@ Require Export NBase. Module NPlusPropFunct (Import NAxiomsMod : NAxiomsSig). Module Export NBasePropMod := NBasePropFunct NAxiomsMod. -Open Local Scope NatIntScope. +Open Local Scope NatScope. + +Theorem plus_wd : + forall n1 n2 : N, n1 == n2 -> forall m1 m2 : N, m1 == m2 -> n1 + m1 == n2 + m2. +Proof NZplus_wd. Theorem plus_0_l : forall n : N, 0 + n == n. Proof NZplus_0_l. |