--- a/ex/Sorting.thy Tue Oct 24 14:59:17 1995 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,31 +0,0 @@
-(* Title: HOL/ex/sorting.thy
- ID: $Id$
- Author: Tobias Nipkow
- Copyright 1994 TU Muenchen
-
-Specification of sorting
-*)
-
-Sorting = List +
-consts
- sorted1:: "[['a,'a] => bool, 'a list] => bool"
- sorted :: "[['a,'a] => bool, 'a list] => bool"
- mset :: "'a list => ('a => nat)"
- total :: "(['a,'a] => bool) => bool"
- transf :: "(['a,'a] => bool) => bool"
-
-rules
-
-sorted1_Nil "sorted1(f,[])"
-sorted1_One "sorted1(f,[x])"
-sorted1_Cons "sorted1(f,Cons(x,y#zs)) = (f(x,y) & sorted1(f,y#zs))"
-
-sorted_Nil "sorted(le,[])"
-sorted_Cons "sorted(le,x#xs) = ((Alls y:xs. le(x,y)) & sorted(le,xs))"
-
-mset_Nil "mset([],y) = 0"
-mset_Cons "mset(x#xs,y) = if(x=y, Suc(mset(xs,y)), mset(xs,y))"
-
-total_def "total(r) == (!x y. r(x,y) | r(y,x))"
-transf_def "transf(f) == (!x y z. f(x,y) & f(y,z) --> f(x,z))"
-end