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src/HOLCF/Ssum2.thy
author nipkow
Fri, 17 Oct 1997 15:23:14 +0200
changeset 3918 94e0fdcb7b91
parent 2640 ee4dfce170a0
child 12030 46d57d0290a2
permissions -rw-r--r--
Added error messages.

(*  Title:      HOLCF/ssum2.thy
    ID:         $Id$
    Author:     Franz Regensburger
    Copyright   1993 Technische Universitaet Muenchen

Class Instance ++::(pcpo,pcpo)po
*)

Ssum2 = Ssum1 + 

instance "++"::(pcpo,pcpo)po (refl_less_ssum,antisym_less_ssum,trans_less_ssum)

end
isabelle