diff options
Diffstat (limited to 'theories/Arith/Even.v')
| -rw-r--r-- | theories/Arith/Even.v | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/theories/Arith/Even.v b/theories/Arith/Even.v index 83c0ce17..1484666b 100644 --- a/theories/Arith/Even.v +++ b/theories/Arith/Even.v @@ -6,7 +6,7 @@ (* * GNU Lesser General Public License Version 2.1 *) (************************************************************************) -(*i $Id: Even.v 9245 2006-10-17 12:53:34Z notin $ i*) +(*i $Id: Even.v 10410 2007-12-31 13:11:55Z msozeau $ i*) (** Here we define the predicates [even] and [odd] by mutual induction and we prove the decidability and the exclusion of those predicates. @@ -40,7 +40,7 @@ Proof. induction n. auto with arith. elim IHn; auto with arith. -Qed. +Defined. Lemma not_even_and_odd : forall n, even n -> odd n -> False. Proof. |