src/HOLCF/sprod2.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/sprod2.thy
     2     ID:         $Id$
     3     Author: 	Franz Regensburger
     4     Copyright   1993 Technische Universitaet Muenchen
     5 
     6 Class Instance **::(pcpo,pcpo)po
     7 *)
     8 
     9 Sprod2 = Sprod1 + 
    10 
    11 arities "**" :: (pcpo,pcpo)po
    12 
    13 (* Witness for the above arity axiom is sprod1.ML *)
    14 
    15 rules
    16 
    17 (* instance of << for type ['a ** 'b]  *)
    18 
    19 inst_sprod_po	"(op <<)::['a ** 'b,'a ** 'b]=>bool = less_sprod"
    20 
    21 end
    22 
    23 
    24