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src/HOL/Integ/NatBin.thy
changeset 15440 d0cd75f7a365
parent 15439 71c0f98e31f1
child 15531 08c8dad8e399 
--- a/src/HOL/Integ/NatBin.thy	Fri Jan 14 12:00:27 2005 +0100
+++ b/src/HOL/Integ/NatBin.thy	Mon Jan 17 15:21:40 2005 +0100
@@ -848,8 +848,10 @@
   "uminus" :: "int => int"      ("`~")
   "op +" :: "int => int => int" ("(_ `+/ _)")
   "op *" :: "int => int => int" ("(_ `*/ _)")
+(* Fails for 0:
   "op div" :: "int => int => int" ("(_ div/ _)")
   "op mod" :: "int => int => int" ("(_ mod/ _)")
+*)
   "op <" :: "int => int => bool" ("(_ </ _)")
   "op <=" :: "int => int => bool" ("(_ <=/ _)")
   "neg"                         ("(_ < 0)")
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