consider T9 being Scott TopAugmentation of T;
consider S9 being Scott TopAugmentation of S;
reconsider S9 = S9, T9 = T9 as complete Scott TopLattice ;
A1:
RelStr(# the carrier of T,the InternalRel of T #) = RelStr(# the carrier of T9,the InternalRel of T9 #)
by YELLOW_9:def 4;
RelStr(# the carrier of S,the InternalRel of S #) = RelStr(# the carrier of S9,the InternalRel of S9 #)
by YELLOW_9:def 4;
then UPS S,T =
UPS S9,T9
by A1, Th25
.=
SCMaps S9,T9
by Th24
.=
ContMaps S9,T9
by WAYBEL24:38
;
hence
UPS S,T is complete
; verum