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author | 2010-12-17 21:00:26 +0000 | |
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committer | 2010-12-17 21:00:26 +0000 | |
commit | e1cad068ffc188d06c37f46e1bf6e7b57e02e219 (patch) | |
tree | 7d9f6b7051b21d3fd1fde1a257bdf1562b15729f /theories/Numbers/NatInt/NZDomain.v | |
parent | b1040ad095410fe925b0a3aaf9399776279486f0 (diff) |
Cosmetic : let's take advantage of the n-ary exists notation
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@13721 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'theories/Numbers/NatInt/NZDomain.v')
-rw-r--r-- | theories/Numbers/NatInt/NZDomain.v | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/theories/Numbers/NatInt/NZDomain.v b/theories/Numbers/NatInt/NZDomain.v index 2ab7413e3..9c01ba8cd 100644 --- a/theories/Numbers/NatInt/NZDomain.v +++ b/theories/Numbers/NatInt/NZDomain.v @@ -59,7 +59,7 @@ Module NZDomainProp (Import NZ:NZDomainSig'). (** We prove that any points in NZ have a common descendant by [succ] *) -Definition common_descendant n m := exists k, exists l, (S^k) n == (S^l) m. +Definition common_descendant n m := exists k l, (S^k) n == (S^l) m. Instance common_descendant_wd : Proper (eq==>eq==>iff) common_descendant. Proof. |