src/HOLCF/Fun1.thy
author wenzelm
Sat Nov 03 01:41:26 2001 +0100 (2001-11-03)
changeset 12030 46d57d0290a2
parent 4721 c8a8482a8124
child 12338 de0f4a63baa5
permissions -rw-r--r--
GPLed;
     1 (*  Title:      HOLCF/Fun1.thy
     2     ID:         $Id$
     3     Author:     Franz Regensburger
     4     License:    GPL (GNU GENERAL PUBLIC LICENSE)
     5 
     6 Definition of the partial ordering for the type of all functions => (fun)
     7 
     8 REMARK: The ordering on 'a => 'b is only defined if 'b is in class po !!
     9 *)
    10 
    11 Fun1 = Pcpo +
    12 
    13 instance flat<chfin (flat_imp_chfin)
    14 
    15 (* to make << defineable: *)
    16 instance fun  :: (term,sq_ord)sq_ord
    17 
    18 defs
    19   less_fun_def "(op <<) == (%f1 f2.!x. f1 x << f2 x)"  
    20 end
    21 
    22 
    23 
    24