let X, Y be non empty TopSpace; :: thesis: for S being Scott TopAugmentation of InclPoset the topology of Y
for W1, W2 being open Subset of [:X,Y:] st W1 c= W2 holds
for f1, f2 being Element of (oContMaps X,S) st f1 = W1,the carrier of X *graph & f2 = W2,the carrier of X *graph holds
f1 <= f2
let S be Scott TopAugmentation of InclPoset the topology of Y; :: thesis: for W1, W2 being open Subset of [:X,Y:] st W1 c= W2 holds
for f1, f2 being Element of (oContMaps X,S) st f1 = W1,the carrier of X *graph & f2 = W2,the carrier of X *graph holds
f1 <= f2
let W1, W2 be open Subset of [:X,Y:]; :: thesis: ( W1 c= W2 implies for f1, f2 being Element of (oContMaps X,S) st f1 = W1,the carrier of X *graph & f2 = W2,the carrier of X *graph holds
f1 <= f2 )
assume A1:
W1 c= W2
; :: thesis: for f1, f2 being Element of (oContMaps X,S) st f1 = W1,the carrier of X *graph & f2 = W2,the carrier of X *graph holds
f1 <= f2
let f1, f2 be Element of (oContMaps X,S); :: thesis: ( f1 = W1,the carrier of X *graph & f2 = W2,the carrier of X *graph implies f1 <= f2 )
assume A2:
( f1 = W1,the carrier of X *graph & f2 = W2,the carrier of X *graph )
; :: thesis: f1 <= f2
A3:
RelStr(# the carrier of S,the InternalRel of S #) = RelStr(# the carrier of (InclPoset the topology of Y),the InternalRel of (InclPoset the topology of Y) #)
by YELLOW_9:def 4;
S is TopAugmentation of S
by YELLOW_9:44;
then A4:
RelStr(# the carrier of S,the InternalRel of S #) = RelStr(# the carrier of (Omega S),the InternalRel of (Omega S) #)
by WAYBEL25:16;
reconsider g1 = f1, g2 = f2 as continuous Function of X,(Omega S) by Th1;
now let j be
set ;
:: thesis: ( j in the carrier of X implies ex a, b being Element of the carrier of (Omega S) st
( a = g1 . j & b = g2 . j & a <= b ) )assume
j in the
carrier of
X
;
:: thesis: ex a, b being Element of the carrier of (Omega S) st
( a = g1 . j & b = g2 . j & a <= b )then reconsider x =
j as
Element of
X ;
take a =
g1 . x;
:: thesis: ex b being Element of the carrier of (Omega S) st
( a = g1 . j & b = g2 . j & a <= b )take b =
g2 . x;
:: thesis: ( a = g1 . j & b = g2 . j & a <= b )thus
(
a = g1 . j &
b = g2 . j )
;
:: thesis: a <= breconsider g1x =
g1 . x,
g2x =
g2 . x as
Element of
(InclPoset the topology of Y) by A4, YELLOW_9:def 4;
(
g1 . x = Im W1,
x &
g2 . x = Im W2,
x )
by A2, Def5;
then
g1 . x c= g2 . x
by A1, RELAT_1:157;
then
g1x <= g2x
by YELLOW_1:3;
hence
a <= b
by A3, A4, YELLOW_0:1;
:: thesis: verum end;
then
g1 <= g2
by YELLOW_2:def 1;
hence
f1 <= f2
by Th3; :: thesis: verum