let L be complete LATTICE; :: thesis: ( S7[L] implies S8[L] )
assume A1: S7[L] ; :: thesis: S8[L]
let SL be Scott TopAugmentation of L; :: thesis: for S being complete LATTICE
for SS being Scott TopAugmentation of S holds sigma [:S,L:] = the topology of [:SS,SL:]

let S be complete LATTICE; :: thesis: for SS being Scott TopAugmentation of S holds sigma [:S,L:] = the topology of [:SS,SL:]
let SS be Scott TopAugmentation of S; :: thesis: sigma [:S,L:] = the topology of [:SS,SL:]
A2: ( RelStr(# the carrier of SS,the InternalRel of SS #) = RelStr(# the carrier of S,the InternalRel of S #) & RelStr(# the carrier of SL,the InternalRel of SL #) = RelStr(# the carrier of L,the InternalRel of L #) ) by YELLOW_9:def 4;
set T = Sigma (InclPoset the topology of SL);
set F = Theta SS,SL;
A3: the topology of SL = sigma L by YELLOW_9:51;
then S6[SL] by A1, Lm8;
then S4[SL] by Lm6;
then A4: ( Theta SS,SL is isomorphic & ( for W being open Subset of [:SS,SL:] holds (Theta SS,SL) . W = W,the carrier of S *graph ) ) by A2, Def3, Lm3;
consider f1 being Function of (UPS [:S,L:],(BoolePoset 1)),(InclPoset (sigma [:S,L:])) such that
A5: ( f1 is isomorphic & ( for f being directed-sups-preserving Function of [:S,L:],(BoolePoset 1) holds f1 . f = f " {1} ) ) by WAYBEL27:33;
set f2 = f1 " ;
A6: f1 " is isomorphic by A5, YELLOW14:11;
consider f3 being Function of (UPS S,(UPS L,(BoolePoset 1))),(UPS [:S,L:],(BoolePoset 1)) such that
A7: ( f3 is uncurrying & f3 is isomorphic ) by WAYBEL27:47;
set f4 = f3 " ;
A8: f3 " is isomorphic by A7, YELLOW14:11;
UPS L,(BoolePoset 1) is non empty full SubRelStr of (BoolePoset 1) |^ the carrier of L by WAYBEL27:def 4;
then A9: (UPS L,(BoolePoset 1)) |^ the carrier of S is non empty full SubRelStr of ((BoolePoset 1) |^ the carrier of L) |^ the carrier of S by YELLOW16:41;
UPS S,(UPS L,(BoolePoset 1)) is non empty full SubRelStr of (UPS L,(BoolePoset 1)) |^ the carrier of S by WAYBEL27:def 4;
then A10: UPS S,(UPS L,(BoolePoset 1)) is non empty full SubRelStr of ((BoolePoset 1) |^ the carrier of L) |^ the carrier of S by A9, WAYBEL15:1;
A11: (BoolePoset 1) |^ the carrier of [:S,L:] = (BoolePoset 1) |^ [:the carrier of S,the carrier of L:] by YELLOW_3:def 2;
A12: UPS [:S,L:],(BoolePoset 1) is non empty full SubRelStr of (BoolePoset 1) |^ the carrier of [:S,L:] by WAYBEL27:def 4;
A13: f3 " is currying by A7, A10, A11, A12, Th3;
consider f5 being Function of (UPS L,(BoolePoset 1)),(InclPoset (sigma L)) such that
A14: ( f5 is isomorphic & ( for f being directed-sups-preserving Function of L,(BoolePoset 1) holds f5 . f = f " {1} ) ) by WAYBEL27:33;
set f6 = UPS (id S),f5;
InclPoset (sigma L) = InclPoset the topology of SL by YELLOW_9:51;
then A15: UPS (id S),f5 is isomorphic by A14, WAYBEL27:35;
set G = ((UPS (id S),f5) * (f3 " )) * (f1 " );
A16: (UPS (id S),f5) * (f3 " ) is isomorphic by A8, A15, Th7;
A17: RelStr(# the carrier of (Sigma (InclPoset the topology of SL)),the InternalRel of (Sigma (InclPoset the topology of SL)) #) = RelStr(# the carrier of (InclPoset (sigma L)),the InternalRel of (InclPoset (sigma L)) #) by A3, YELLOW_9:def 4;
A18: the carrier of (UPS S,(InclPoset (sigma L))) = the carrier of (ContMaps SS,(Sigma (InclPoset the topology of SL)))
proof
thus the carrier of (UPS S,(InclPoset (sigma L))) c= the carrier of (ContMaps SS,(Sigma (InclPoset the topology of SL))) :: according to XBOOLE_0:def 10 :: thesis: the carrier of (ContMaps SS,(Sigma (InclPoset the topology of SL))) c= the carrier of (UPS S,(InclPoset (sigma L)))
proof
let x be set ; :: according to TARSKI:def 3 :: thesis: ( not x in the carrier of (UPS S,(InclPoset (sigma L))) or x in the carrier of (ContMaps SS,(Sigma (InclPoset the topology of SL))) )
assume A19: x in the carrier of (UPS S,(InclPoset (sigma L))) ; :: thesis: x in the carrier of (ContMaps SS,(Sigma (InclPoset the topology of SL)))
then A20: x is directed-sups-preserving Function of S,(InclPoset (sigma L)) by WAYBEL27:def 4;
reconsider x1 = x as Function of SS,(Sigma (InclPoset the topology of SL)) by A2, A17, A19, WAYBEL27:def 4;
x1 is directed-sups-preserving by A2, A17, A20, WAYBEL21:6;
then x1 is continuous by WAYBEL17:22;
hence x in the carrier of (ContMaps SS,(Sigma (InclPoset the topology of SL))) by WAYBEL24:def 3; :: thesis: verum
end;
let x be set ; :: according to TARSKI:def 3 :: thesis: ( not x in the carrier of (ContMaps SS,(Sigma (InclPoset the topology of SL))) or x in the carrier of (UPS S,(InclPoset (sigma L))) )
assume x in the carrier of (ContMaps SS,(Sigma (InclPoset the topology of SL))) ; :: thesis: x in the carrier of (UPS S,(InclPoset (sigma L)))
then consider x1 being Function of SS,(Sigma (InclPoset the topology of SL)) such that
A21: ( x1 = x & x1 is continuous ) by WAYBEL24:def 3;
reconsider x2 = x1 as Function of S,(InclPoset (sigma L)) by A2, A17;
x1 is directed-sups-preserving by A21, WAYBEL17:22;
then x2 is directed-sups-preserving by A2, A17, WAYBEL21:6;
hence x in the carrier of (UPS S,(InclPoset (sigma L))) by A21, WAYBEL27:def 4; :: thesis: verum
end;
then reconsider G = ((UPS (id S),f5) * (f3 " )) * (f1 " ) as Function of (InclPoset (sigma [:S,L:])),(ContMaps SS,(Sigma (InclPoset the topology of SL))) ;
A22: for V being Element of (InclPoset (sigma [:S,L:]))
for s being Element of S holds (G . V) . s = { y where y is Element of L : [s,y] in V }
proof
let V be Element of (InclPoset (sigma [:S,L:])); :: thesis: for s being Element of S holds (G . V) . s = { y where y is Element of L : [s,y] in V }
let s be Element of S; :: thesis: (G . V) . s = { y where y is Element of L : [s,y] in V }
reconsider fff = (f3 " ) . ((f1 " ) . V) as directed-sups-preserving Function of S,(UPS L,(BoolePoset 1)) by WAYBEL27:def 4;
f5 is sups-preserving by A14, WAYBEL13:20;
then for X being Subset of (UPS L,(BoolePoset 1)) st not X is empty & X is directed holds
f5 preserves_sup_of X by WAYBEL_0:def 33;
then A23: f5 is directed-sups-preserving by WAYBEL_0:def 37;
A24: (f5 * fff) * (id the carrier of S) = f5 * fff by FUNCT_2:23;
A25: ((f3 " ) . ((f1 " ) . V)) . s is directed-sups-preserving Function of L,(BoolePoset 1) by WAYBEL27:def 4;
G . V = ((UPS (id S),f5) * (f3 " )) . ((f1 " ) . V) by FUNCT_2:21
.= (UPS (id S),f5) . ((f3 " ) . ((f1 " ) . V)) by FUNCT_2:21
.= f5 * fff by A23, A24, WAYBEL27:def 5 ;
then A26: (G . V) . s = f5 . (fff . s) by FUNCT_2:21
.= (((f3 " ) . ((f1 " ) . V)) . s) " {1} by A14, A25 ;
reconsider f2V = (f1 " ) . V as directed-sups-preserving Function of [:S,L:],(BoolePoset 1) by WAYBEL27:def 4;
dom (f3 " ) = the carrier of (UPS [:S,L:],(BoolePoset 1)) by FUNCT_2:def 1;
then A27: (f3 " ) . ((f1 " ) . V) = curry ((f1 " ) . V) by A13, WAYBEL27:def 2;
f1 is onto by A5;
then A29: rng f1 = the carrier of (InclPoset (sigma [:S,L:])) by FUNCT_2:def 3;
A30: ( rng f1 = [#] (InclPoset (sigma [:S,L:])) & f1 is one-to-one ) by A5, FUNCT_2:def 3;
A31: V = (id (rng f1)) . V by A29, FUNCT_1:35
.= (f1 * (f1 " )) . V by A30, TOPS_2:65
.= f1 . ((f1 " ) . V) by FUNCT_2:21
.= f2V " {1} by A5 ;
thus (G . V) . s c= { y where y is Element of L : [s,y] in V } :: according to XBOOLE_0:def 10 :: thesis: { y where y is Element of L : [s,y] in V } c= (G . V) . s
proof
let x be set ; :: according to TARSKI:def 3 :: thesis: ( not x in (G . V) . s or x in { y where y is Element of L : [s,y] in V } )
assume x in (G . V) . s ; :: thesis: x in { y where y is Element of L : [s,y] in V }
then A32: ( x in dom (((f3 " ) . ((f1 " ) . V)) . s) & (((f3 " ) . ((f1 " ) . V)) . s) . x in {1} ) by A26, FUNCT_1:def 13;
then reconsider y = x as Element of L by A25, FUNCT_2:def 1;
A33: dom f2V = the carrier of [:S,L:] by FUNCT_2:def 1;
then A34: [s,y] in dom ((f1 " ) . V) ;
(((f3 " ) . ((f1 " ) . V)) . s) . y = 1 by A32, TARSKI:def 1;
then ((f1 " ) . V) . s,y = 1 by A27, A34, FUNCT_5:27;
then ((f1 " ) . V) . s,y in {1} by TARSKI:def 1;
then [s,y] in ((f1 " ) . V) " {1} by A33, FUNCT_1:def 13;
hence x in { y where y is Element of L : [s,y] in V } by A31; :: thesis: verum
end;
let x be set ; :: according to TARSKI:def 3 :: thesis: ( not x in { y where y is Element of L : [s,y] in V } or x in (G . V) . s )
assume x in { y where y is Element of L : [s,y] in V } ; :: thesis: x in (G . V) . s
then consider y being Element of L such that
A35: ( y = x & [s,y] in V ) ;
dom f2V = the carrier of [:S,L:] by FUNCT_2:def 1;
then A36: [s,y] in dom ((f1 " ) . V) ;
then reconsider cs = (curry ((f1 " ) . V)) . s as Function by FUNCT_5:26;
((f1 " ) . V) . s,y in {1} by A31, A35, FUNCT_1:def 13;
then ((f1 " ) . V) . s,y = 1 by TARSKI:def 1;
then cs . y = 1 by A36, FUNCT_5:27;
then A37: (((f3 " ) . ((f1 " ) . V)) . s) . y in {1} by A27, TARSKI:def 1;
dom (((f3 " ) . ((f1 " ) . V)) . s) = the carrier of L by A25, FUNCT_2:def 1;
hence x in (G . V) . s by A26, A35, A37, FUNCT_1:def 13; :: thesis: verum
end;
A38: the carrier of (InclPoset (sigma [:S,L:])) c= the carrier of (InclPoset the topology of [:SS,SL:])
proof
let V be set ; :: according to TARSKI:def 3 :: thesis: ( not V in the carrier of (InclPoset (sigma [:S,L:])) or V in the carrier of (InclPoset the topology of [:SS,SL:]) )
assume V in the carrier of (InclPoset (sigma [:S,L:])) ; :: thesis: V in the carrier of (InclPoset the topology of [:SS,SL:])
then reconsider V1 = V as Element of (InclPoset (sigma [:S,L:])) ;
Theta SS,SL is onto by A4;
then rng (Theta SS,SL) = the carrier of (ContMaps SS,(Sigma (InclPoset the topology of SL))) by FUNCT_2:def 3;
then consider W being set such that
A39: ( W in dom (Theta SS,SL) & (Theta SS,SL) . W = G . V1 ) by FUNCT_1:def 5;
A40: dom (Theta SS,SL) = the carrier of (InclPoset the topology of [:SS,SL:]) by FUNCT_2:def 1;
reconsider W2 = W as Element of (InclPoset the topology of [:SS,SL:]) by A39;
W in the topology of [:SS,SL:] by A39, A40, YELLOW_1:1;
then reconsider W1 = W2 as open Subset of [:SS,SL:] by PRE_TOPC:def 5;
A41: W c= V
proof
let w be set ; :: according to TARSKI:def 3 :: thesis: ( not w in W or w in V )
assume A42: w in W ; :: thesis: w in V
W1 c= the carrier of [:SS,SL:] ;
then W1 c= [:the carrier of SS,the carrier of SL:] by BORSUK_1:def 5;
then consider w1, w2 being set such that
A43: ( w1 in the carrier of S & w2 in the carrier of L & w = [w1,w2] ) by A2, A42, ZFMISC_1:103;
reconsider w1 = w1 as Element of S by A43;
reconsider w2 = w2 as Element of L by A43;
( [w1,w2] in W1 & w1 in {w1} ) by A42, A43, TARSKI:def 1;
then w2 in Im W1,w1 by RELAT_1:def 13;
then w2 in (W1,the carrier of S *graph ) . w1 by WAYBEL26:def 5;
then w2 in ((Theta SS,SL) . W2) . w1 by A2, Def3;
then w2 in { y where y is Element of L : [w1,y] in V } by A22, A39;
then consider w2' being Element of L such that
A44: ( w2' = w2 & [w1,w2'] in V ) ;
thus w in V by A43, A44; :: thesis: verum
end;
V c= W
proof
let v be set ; :: according to TARSKI:def 3 :: thesis: ( not v in V or v in W )
assume A45: v in V ; :: thesis: v in W
V1 in the carrier of (InclPoset (sigma [:S,L:])) ;
then V in sigma [:S,L:] by YELLOW_1:1;
then V c= the carrier of [:S,L:] ;
then V c= [:the carrier of S,the carrier of L:] by YELLOW_3:def 2;
then consider v1, v2 being set such that
A46: ( v1 in the carrier of S & v2 in the carrier of L & v = [v1,v2] ) by A45, ZFMISC_1:103;
reconsider v1 = v1 as Element of S by A46;
reconsider v2 = v2 as Element of L by A46;
v2 in { y where y is Element of L : [v1,y] in V } by A45, A46;
then v2 in (G . V1) . v1 by A22;
then v2 in (W1,the carrier of S *graph ) . v1 by A2, A39, Def3;
then v2 in Im W1,v1 by WAYBEL26:def 5;
then consider v1' being set such that
A47: ( [v1',v2] in W & v1' in {v1} ) by RELAT_1:def 13;
thus v in W by A46, A47, TARSKI:def 1; :: thesis: verum
end;
then W2 = V by A41, XBOOLE_0:def 10;
hence V in the carrier of (InclPoset the topology of [:SS,SL:]) ; :: thesis: verum
end;
the carrier of (InclPoset the topology of [:SS,SL:]) c= the carrier of (InclPoset (sigma [:S,L:]))
proof
let W be set ; :: according to TARSKI:def 3 :: thesis: ( not W in the carrier of (InclPoset the topology of [:SS,SL:]) or W in the carrier of (InclPoset (sigma [:S,L:])) )
assume A48: W in the carrier of (InclPoset the topology of [:SS,SL:]) ; :: thesis: W in the carrier of (InclPoset (sigma [:S,L:]))
then reconsider W2 = W as Element of (InclPoset the topology of [:SS,SL:]) ;
W in the topology of [:SS,SL:] by A48, YELLOW_1:1;
then reconsider W1 = W2 as open Subset of [:SS,SL:] by PRE_TOPC:def 5;
G is onto by A6, A16, A18, Th7, YELLOW14:10;
then rng G = the carrier of (ContMaps SS,(Sigma (InclPoset the topology of SL))) by FUNCT_2:def 3;
then consider V being set such that
A49: ( V in dom G & G . V = (Theta SS,SL) . W2 ) by FUNCT_1:def 5;
reconsider V = V as Element of (InclPoset (sigma [:S,L:])) by A49;
A50: V c= W
proof
let v be set ; :: according to TARSKI:def 3 :: thesis: ( not v in V or v in W )
assume A51: v in V ; :: thesis: v in W
V in the carrier of (InclPoset (sigma [:S,L:])) ;
then V in sigma [:S,L:] by YELLOW_1:1;
then V c= the carrier of [:S,L:] ;
then V c= [:the carrier of S,the carrier of L:] by YELLOW_3:def 2;
then consider v1, v2 being set such that
A52: ( v1 in the carrier of S & v2 in the carrier of L & v = [v1,v2] ) by A51, ZFMISC_1:103;
reconsider v1 = v1 as Element of S by A52;
reconsider v2 = v2 as Element of L by A52;
v2 in { y where y is Element of L : [v1,y] in V } by A51, A52;
then v2 in (G . V) . v1 by A22;
then v2 in (W1,the carrier of S *graph ) . v1 by A2, A49, Def3;
then v2 in Im W1,v1 by WAYBEL26:def 5;
then consider v1' being set such that
A53: ( [v1',v2] in W & v1' in {v1} ) by RELAT_1:def 13;
thus v in W by A52, A53, TARSKI:def 1; :: thesis: verum
end;
W c= V
proof
let w be set ; :: according to TARSKI:def 3 :: thesis: ( not w in W or w in V )
assume A54: w in W ; :: thesis: w in V
W1 c= the carrier of [:SS,SL:] ;
then W1 c= [:the carrier of SS,the carrier of SL:] by BORSUK_1:def 5;
then consider w1, w2 being set such that
A55: ( w1 in the carrier of S & w2 in the carrier of L & w = [w1,w2] ) by A2, A54, ZFMISC_1:103;
reconsider w1 = w1 as Element of S by A55;
reconsider w2 = w2 as Element of L by A55;
( [w1,w2] in W1 & w1 in {w1} ) by A54, A55, TARSKI:def 1;
then w2 in Im W1,w1 by RELAT_1:def 13;
then w2 in (W1,the carrier of S *graph ) . w1 by WAYBEL26:def 5;
then w2 in ((Theta SS,SL) . W2) . w1 by A2, Def3;
then w2 in { y where y is Element of L : [w1,y] in V } by A22, A49;
then consider w2' being Element of L such that
A56: ( w2' = w2 & [w1,w2'] in V ) ;
thus w in V by A55, A56; :: thesis: verum
end;
then W = V by A50, XBOOLE_0:def 10;
hence W in the carrier of (InclPoset (sigma [:S,L:])) ; :: thesis: verum
end;
then the carrier of (InclPoset (sigma [:S,L:])) = the carrier of (InclPoset the topology of [:SS,SL:]) by A38, XBOOLE_0:def 10;
hence sigma [:S,L:] = the carrier of (InclPoset the topology of [:SS,SL:]) by YELLOW_1:1
.= the topology of [:SS,SL:] by YELLOW_1:1 ;
:: thesis: verum