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-rw-r--r--theories/Numbers/Integer/BigZ/ZMake.v3
1 files changed, 2 insertions, 1 deletions
diff --git a/theories/Numbers/Integer/BigZ/ZMake.v b/theories/Numbers/Integer/BigZ/ZMake.v
index 1f2b12bb..6305156b 100644
--- a/theories/Numbers/Integer/BigZ/ZMake.v
+++ b/theories/Numbers/Integer/BigZ/ZMake.v
@@ -8,7 +8,7 @@
(* Benjamin Gregoire, Laurent Thery, INRIA, 2007 *)
(************************************************************************)
-(*i $Id: ZMake.v 11027 2008-06-01 13:28:59Z letouzey $ i*)
+(*i $Id: ZMake.v 11282 2008-07-28 11:51:53Z msozeau $ i*)
Require Import ZArith.
Require Import BigNumPrelude.
@@ -30,6 +30,7 @@ Module Make (N:NType) <: ZType.
| Neg : N.t -> t_.
Definition t := t_.
+ Typeclasses unfold t.
Definition zero := Pos N.zero.
Definition one := Pos N.one.