src/HOLCF/sprod1.thy
author paulson
Mon Dec 07 18:26:25 1998 +0100 (1998-12-07)
changeset 6019 0e55c2fb2ebb
parent 243 c22b85994e17
permissions -rw-r--r--
tidying
     1 (*  Title: 	HOLCF/sprod1.thy
     2     ID:         $Id$
     3     Author: 	Franz Regensburger
     4     Copyright   1993  Technische Universitaet Muenchen
     5 
     6 Partial ordering for the strict product
     7 *)
     8 
     9 Sprod1 = Sprod0 +
    10 
    11 consts
    12   less_sprod	:: "[('a ** 'b),('a ** 'b)] => bool"	
    13 
    14 rules
    15 
    16   less_sprod_def "less_sprod(p1,p2) == @z.\
    17 \	 ( p1=Ispair(UU,UU) --> z = True)\
    18 \	&(~p1=Ispair(UU,UU) --> z = (   Isfst(p1) << Isfst(p2) &\
    19 \					Issnd(p1) << Issnd(p2)))"
    20 
    21 end
    22