src/HOLCF/Sprod1.thy
author clasohm
Tue, 06 Feb 1996 12:42:31 +0100
changeset 1479 21eb5e156d91
parent 1168 74be52691d62
child 2640 ee4dfce170a0
permissions -rw-r--r--
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(*  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"    

defs
  less_sprod_def "less_sprod p1 p2 == 
        if p1 = Ispair UU UU
                then True
                else Isfst p1 << Isfst p2 & Issnd p1 << Issnd p2"

end