# HG changeset patch # User webertj # Date 1093534137 -7200 # Node ID 065ce5385a0696c930f656ef6bc87f69c13e8ee1 # Parent 394fb9b8908b4de2f18f18573c5e40ee31c1a46f comment modified diff -r 394fb9b8908b -r 065ce5385a06 src/HOL/ex/Refute_Examples.thy --- a/src/HOL/ex/Refute_Examples.thy Tue Aug 24 17:55:24 2004 +0200 +++ b/src/HOL/ex/Refute_Examples.thy Thu Aug 26 17:28:57 2004 +0200 @@ -455,8 +455,9 @@ subsection {* Subtypes (typedef), typedecl *} +text {* A completely unspecified non-empty subset of @{typ "'a"}: *} + typedef 'a myTdef = "insert (arbitrary::'a) (arbitrary::'a set)" - -- {* a completely unspecified non-empty subset of @{typ "'a"} *} by auto lemma "(x::'a myTdef) = y"