let M, N be complete LATTICE; :: thesis: for LM being correct Lawson TopAugmentation of M
for LN being correct Lawson TopAugmentation of N st InclPoset (sigma N) is continuous holds
the topology of [:LM,LN:] = lambda [:M,N:]

let LM be correct Lawson TopAugmentation of M; :: thesis: for LN being correct Lawson TopAugmentation of N st InclPoset (sigma N) is continuous holds
the topology of [:LM,LN:] = lambda [:M,N:]

let LN be correct Lawson TopAugmentation of N; :: thesis: ( InclPoset (sigma N) is continuous implies the topology of [:LM,LN:] = lambda [:M,N:] )
assume A1: InclPoset (sigma N) is continuous ; :: thesis: the topology of [:LM,LN:] = lambda [:M,N:]
consider SMN being non empty correct Scott TopAugmentation of [:M,N:];
consider lMN being non empty correct lower TopAugmentation of [:M,N:];
consider LMN being non empty correct Lawson TopAugmentation of [:M,N:];
A2: [:LM,LN:] = TopStruct(# the carrier of LMN, the topology of LMN #)
proof
consider lN being non empty correct lower TopAugmentation of N;
consider lM being non empty correct lower TopAugmentation of M;
consider SN being non empty correct Scott TopAugmentation of N;
consider SM being non empty correct Scott TopAugmentation of M;
A3: LN is Refinement of SN,lN by WAYBEL19:29;
A4: RelStr(# the carrier of lN, the InternalRel of lN #) = RelStr(# the carrier of N, the InternalRel of N #) by YELLOW_9:def 4;
(omega LMN) \/ (sigma LMN) is prebasis of LMN by WAYBEL19:def 3;
then A5: (omega LMN) \/ (sigma LMN) is prebasis of TopStruct(# the carrier of LMN, the topology of LMN #) by YELLOW12:33;
A6: RelStr(# the carrier of LM, the InternalRel of LM #) = RelStr(# the carrier of M, the InternalRel of M #) by YELLOW_9:def 4;
A7: RelStr(# the carrier of LN, the InternalRel of LN #) = RelStr(# the carrier of N, the InternalRel of N #) by YELLOW_9:def 4;
A8: RelStr(# the carrier of LMN, the InternalRel of LMN #) = RelStr(# the carrier of [:M,N:], the InternalRel of [:M,N:] #) by YELLOW_9:def 4;
A9: the carrier of [:LM,LN:] = [: the carrier of LM, the carrier of LN:] by BORSUK_1:def 5
.= the carrier of LMN by A6, A7, A8, YELLOW_3:def 2 ;
A10: the topology of [:lM,lN:] = omega [:M,N:] by WAYBEL19:15
.= omega LMN by A8, WAYBEL19:3 ;
A11: RelStr(# the carrier of SN, the InternalRel of SN #) = RelStr(# the carrier of N, the InternalRel of N #) by YELLOW_9:def 4;
RelStr(# the carrier of SM, the InternalRel of SM #) = RelStr(# the carrier of M, the InternalRel of M #) by YELLOW_9:def 4
.= RelStr(# the carrier of (Sigma M), the InternalRel of (Sigma M) #) by YELLOW_9:def 4 ;
then A12: TopStruct(# the carrier of SM, the topology of SM #) = TopStruct(# the carrier of (Sigma M), the topology of (Sigma M) #) by WAYBEL29:17;
A13: RelStr(# the carrier of lM, the InternalRel of lM #) = RelStr(# the carrier of M, the InternalRel of M #) by YELLOW_9:def 4;
RelStr(# the carrier of SN, the InternalRel of SN #) = RelStr(# the carrier of N, the InternalRel of N #) by YELLOW_9:def 4
.= RelStr(# the carrier of (Sigma N), the InternalRel of (Sigma N) #) by YELLOW_9:def 4 ;
then TopStruct(# the carrier of SN, the topology of SN #) = TopStruct(# the carrier of (Sigma N), the topology of (Sigma N) #) by WAYBEL29:17;
then A14: the topology of [:SM,SN:] = the topology of [:(Sigma M),(Sigma N):] by A12, WAYBEL29:10
.= sigma [:M,N:] by A1, WAYBEL29:34
.= sigma LMN by A8, YELLOW_9:52 ;
A15: RelStr(# the carrier of SM, the InternalRel of SM #) = RelStr(# the carrier of M, the InternalRel of M #) by YELLOW_9:def 4;
A16: LM is Refinement of SM,lM by WAYBEL19:29;
then [:LM,LN:] is Refinement of [:SM,SN:],[:lM,lN:] by A3, A15, A11, A13, A4, YELLOW12:50;
then the carrier of TopStruct(# the carrier of LMN, the topology of LMN #) = the carrier of [:SM,SN:] \/ the carrier of [:lM,lN:] by A9, YELLOW_9:def 6;
then TopStruct(# the carrier of LMN, the topology of LMN #) is Refinement of [:SM,SN:],[:lM,lN:] by A5, YELLOW_9:def 6, A14, A10;
hence [:LM,LN:] = TopStruct(# the carrier of LMN, the topology of LMN #) by A16, A3, A15, A11, A13, A4, A9, YELLOW12:49; :: thesis: verum
end;
LMN is Refinement of SMN,lMN by WAYBEL19:29;
then reconsider R = [:LM,LN:] as Refinement of SMN,lMN by A2, YELLOW12:47;
the topology of [:LM,LN:] = the topology of R ;
hence the topology of [:LM,LN:] = lambda [:M,N:] by WAYBEL19:34; :: thesis: verum