src/HOLCF/Sprod1.thy
author clasohm
Wed, 21 Jun 1995 15:14:58 +0200
changeset 1150 66512c9e6bd6
parent 243 c22b85994e17
child 1168 74be52691d62
permissions -rw-r--r--
removed \...\ inside strings

(*  Title: 	HOLCF/sprod1.thy
    ID:         $Id$
    Author: 	Franz Regensburger
    Copyright   1993  Technische Universitaet Muenchen

Partial ordering for the strict product
*)

Sprod1 = Sprod0 +

consts
  less_sprod	:: "[('a ** 'b),('a ** 'b)] => bool"	

rules

  less_sprod_def "less_sprod(p1,p2) == @z.
	 ( p1=Ispair(UU,UU) --> z = True)
	&(~p1=Ispair(UU,UU) --> z = (   Isfst(p1) << Isfst(p2) &
					Issnd(p1) << Issnd(p2)))"

end