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Theorem prdstset 14721
Description: Structure product topology. (Contributed by Mario Carneiro, 15-Aug-2015.) (Revised by Thierry Arnoux, 16-Jun-2019.)
Hypotheses
Ref Expression
prdsbas.p  |-  P  =  ( S X_s R )
prdsbas.s  |-  ( ph  ->  S  e.  V )
prdsbas.r  |-  ( ph  ->  R  e.  W )
prdsbas.b  |-  B  =  ( Base `  P
)
prdsbas.i  |-  ( ph  ->  dom  R  =  I )
prdstset.l  |-  O  =  (TopSet `  P )
Assertion
Ref Expression
prdstset  |-  ( ph  ->  O  =  ( Xt_ `  ( TopOpen  o.  R )
) )

Proof of Theorem prdstset
Dummy variables  a 
c  d  e  f  g  x are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 prdsbas.p . . 3  |-  P  =  ( S X_s R )
2 eqid 2467 . . 3  |-  ( Base `  S )  =  (
Base `  S )
3 prdsbas.i . . 3  |-  ( ph  ->  dom  R  =  I )
4 prdsbas.s . . . 4  |-  ( ph  ->  S  e.  V )
5 prdsbas.r . . . 4  |-  ( ph  ->  R  e.  W )
6 prdsbas.b . . . 4  |-  B  =  ( Base `  P
)
71, 4, 5, 6, 3prdsbas 14712 . . 3  |-  ( ph  ->  B  =  X_ x  e.  I  ( Base `  ( R `  x
) ) )
8 eqid 2467 . . . 4  |-  ( +g  `  P )  =  ( +g  `  P )
91, 4, 5, 6, 3, 8prdsplusg 14713 . . 3  |-  ( ph  ->  ( +g  `  P
)  =  ( f  e.  B ,  g  e.  B  |->  ( x  e.  I  |->  ( ( f `  x ) ( +g  `  ( R `  x )
) ( g `  x ) ) ) ) )
10 eqid 2467 . . . 4  |-  ( .r
`  P )  =  ( .r `  P
)
111, 4, 5, 6, 3, 10prdsmulr 14714 . . 3  |-  ( ph  ->  ( .r `  P
)  =  ( f  e.  B ,  g  e.  B  |->  ( x  e.  I  |->  ( ( f `  x ) ( .r `  ( R `  x )
) ( g `  x ) ) ) ) )
12 eqid 2467 . . . 4  |-  ( .s
`  P )  =  ( .s `  P
)
131, 4, 5, 6, 3, 2, 12prdsvsca 14715 . . 3  |-  ( ph  ->  ( .s `  P
)  =  ( f  e.  ( Base `  S
) ,  g  e.  B  |->  ( x  e.  I  |->  ( f ( .s `  ( R `
 x ) ) ( g `  x
) ) ) ) )
14 eqidd 2468 . . 3  |-  ( ph  ->  ( f  e.  B ,  g  e.  B  |->  ( S  gsumg  ( x  e.  I  |->  ( ( f `  x ) ( .i
`  ( R `  x ) ) ( g `  x ) ) ) ) )  =  ( f  e.  B ,  g  e.  B  |->  ( S  gsumg  ( x  e.  I  |->  ( ( f `  x ) ( .i `  ( R `  x )
) ( g `  x ) ) ) ) ) )
15 eqidd 2468 . . 3  |-  ( ph  ->  ( Xt_ `  ( TopOpen  o.  R ) )  =  ( Xt_ `  ( TopOpen  o.  R ) ) )
16 eqid 2467 . . . 4  |-  ( le
`  P )  =  ( le `  P
)
171, 4, 5, 6, 3, 16prdsle 14717 . . 3  |-  ( ph  ->  ( le `  P
)  =  { <. f ,  g >.  |  ( { f ,  g }  C_  B  /\  A. x  e.  I  ( f `  x ) ( le `  ( R `  x )
) ( g `  x ) ) } )
18 eqid 2467 . . . 4  |-  ( dist `  P )  =  (
dist `  P )
191, 4, 5, 6, 3, 18prdsds 14719 . . 3  |-  ( ph  ->  ( dist `  P
)  =  ( f  e.  B ,  g  e.  B  |->  sup (
( ran  ( x  e.  I  |->  ( ( f `  x ) ( dist `  ( R `  x )
) ( g `  x ) ) )  u.  { 0 } ) ,  RR* ,  <  ) ) )
20 eqidd 2468 . . 3  |-  ( ph  ->  ( f  e.  B ,  g  e.  B  |-> 
X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) )  =  ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I  ( (
f `  x )
( Hom  `  ( R `
 x ) ) ( g `  x
) ) ) )
21 eqidd 2468 . . 3  |-  ( ph  ->  ( a  e.  ( B  X.  B ) ,  c  e.  B  |->  ( d  e.  ( c ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) ( 2nd `  a
) ) ,  e  e.  ( ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I  ( (
f `  x )
( Hom  `  ( R `
 x ) ) ( g `  x
) ) ) `  a )  |->  ( x  e.  I  |->  ( ( d `  x ) ( <. ( ( 1st `  a ) `  x
) ,  ( ( 2nd `  a ) `
 x ) >.
(comp `  ( R `  x ) ) ( c `  x ) ) ( e `  x ) ) ) ) )  =  ( a  e.  ( B  X.  B ) ,  c  e.  B  |->  ( d  e.  ( c ( f  e.  B ,  g  e.  B  |-> 
X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) ( 2nd `  a
) ) ,  e  e.  ( ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I  ( (
f `  x )
( Hom  `  ( R `
 x ) ) ( g `  x
) ) ) `  a )  |->  ( x  e.  I  |->  ( ( d `  x ) ( <. ( ( 1st `  a ) `  x
) ,  ( ( 2nd `  a ) `
 x ) >.
(comp `  ( R `  x ) ) ( c `  x ) ) ( e `  x ) ) ) ) ) )
221, 2, 3, 7, 9, 11, 13, 14, 15, 17, 19, 20, 21, 4, 5prdsval 14710 . 2  |-  ( ph  ->  P  =  ( ( { <. ( Base `  ndx ) ,  B >. , 
<. ( +g  `  ndx ) ,  ( +g  `  P ) >. ,  <. ( .r `  ndx ) ,  ( .r `  P ) >. }  u.  {
<. (Scalar `  ndx ) ,  S >. ,  <. ( .s `  ndx ) ,  ( .s `  P
) >. ,  <. ( .i `  ndx ) ,  ( f  e.  B ,  g  e.  B  |->  ( S  gsumg  ( x  e.  I  |->  ( ( f `  x ) ( .i
`  ( R `  x ) ) ( g `  x ) ) ) ) )
>. } )  u.  ( { <. (TopSet `  ndx ) ,  ( Xt_ `  ( TopOpen  o.  R )
) >. ,  <. ( le `  ndx ) ,  ( le `  P
) >. ,  <. ( dist `  ndx ) ,  ( dist `  P
) >. }  u.  { <. ( Hom  `  ndx ) ,  ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) >. ,  <. (comp ` 
ndx ) ,  ( a  e.  ( B  X.  B ) ,  c  e.  B  |->  ( d  e.  ( c ( f  e.  B ,  g  e.  B  |-> 
X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) ( 2nd `  a
) ) ,  e  e.  ( ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I  ( (
f `  x )
( Hom  `  ( R `
 x ) ) ( g `  x
) ) ) `  a )  |->  ( x  e.  I  |->  ( ( d `  x ) ( <. ( ( 1st `  a ) `  x
) ,  ( ( 2nd `  a ) `
 x ) >.
(comp `  ( R `  x ) ) ( c `  x ) ) ( e `  x ) ) ) ) ) >. } ) ) )
23 prdstset.l . 2  |-  O  =  (TopSet `  P )
24 tsetid 14643 . 2  |- TopSet  = Slot  (TopSet ` 
ndx )
25 fvex 5876 . . 3  |-  ( Xt_ `  ( TopOpen  o.  R )
)  e.  _V
2625a1i 11 . 2  |-  ( ph  ->  ( Xt_ `  ( TopOpen  o.  R ) )  e.  _V )
27 snsstp1 4178 . . . 4  |-  { <. (TopSet `  ndx ) ,  (
Xt_ `  ( TopOpen  o.  R
) ) >. }  C_  {
<. (TopSet `  ndx ) ,  ( Xt_ `  ( TopOpen  o.  R ) )
>. ,  <. ( le
`  ndx ) ,  ( le `  P )
>. ,  <. ( dist `  ndx ) ,  (
dist `  P ) >. }
28 ssun1 3667 . . . 4  |-  { <. (TopSet `  ndx ) ,  (
Xt_ `  ( TopOpen  o.  R
) ) >. ,  <. ( le `  ndx ) ,  ( le `  P ) >. ,  <. (
dist `  ndx ) ,  ( dist `  P
) >. }  C_  ( { <. (TopSet `  ndx ) ,  ( Xt_ `  ( TopOpen  o.  R )
) >. ,  <. ( le `  ndx ) ,  ( le `  P
) >. ,  <. ( dist `  ndx ) ,  ( dist `  P
) >. }  u.  { <. ( Hom  `  ndx ) ,  ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) >. ,  <. (comp ` 
ndx ) ,  ( a  e.  ( B  X.  B ) ,  c  e.  B  |->  ( d  e.  ( c ( f  e.  B ,  g  e.  B  |-> 
X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) ( 2nd `  a
) ) ,  e  e.  ( ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I  ( (
f `  x )
( Hom  `  ( R `
 x ) ) ( g `  x
) ) ) `  a )  |->  ( x  e.  I  |->  ( ( d `  x ) ( <. ( ( 1st `  a ) `  x
) ,  ( ( 2nd `  a ) `
 x ) >.
(comp `  ( R `  x ) ) ( c `  x ) ) ( e `  x ) ) ) ) ) >. } )
2927, 28sstri 3513 . . 3  |-  { <. (TopSet `  ndx ) ,  (
Xt_ `  ( TopOpen  o.  R
) ) >. }  C_  ( { <. (TopSet `  ndx ) ,  ( Xt_ `  ( TopOpen  o.  R )
) >. ,  <. ( le `  ndx ) ,  ( le `  P
) >. ,  <. ( dist `  ndx ) ,  ( dist `  P
) >. }  u.  { <. ( Hom  `  ndx ) ,  ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) >. ,  <. (comp ` 
ndx ) ,  ( a  e.  ( B  X.  B ) ,  c  e.  B  |->  ( d  e.  ( c ( f  e.  B ,  g  e.  B  |-> 
X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) ( 2nd `  a
) ) ,  e  e.  ( ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I  ( (
f `  x )
( Hom  `  ( R `
 x ) ) ( g `  x
) ) ) `  a )  |->  ( x  e.  I  |->  ( ( d `  x ) ( <. ( ( 1st `  a ) `  x
) ,  ( ( 2nd `  a ) `
 x ) >.
(comp `  ( R `  x ) ) ( c `  x ) ) ( e `  x ) ) ) ) ) >. } )
30 ssun2 3668 . . 3  |-  ( {
<. (TopSet `  ndx ) ,  ( Xt_ `  ( TopOpen  o.  R ) )
>. ,  <. ( le
`  ndx ) ,  ( le `  P )
>. ,  <. ( dist `  ndx ) ,  (
dist `  P ) >. }  u.  { <. ( Hom  `  ndx ) ,  ( f  e.  B ,  g  e.  B  |-> 
X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) >. ,  <. (comp ` 
ndx ) ,  ( a  e.  ( B  X.  B ) ,  c  e.  B  |->  ( d  e.  ( c ( f  e.  B ,  g  e.  B  |-> 
X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) ( 2nd `  a
) ) ,  e  e.  ( ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I  ( (
f `  x )
( Hom  `  ( R `
 x ) ) ( g `  x
) ) ) `  a )  |->  ( x  e.  I  |->  ( ( d `  x ) ( <. ( ( 1st `  a ) `  x
) ,  ( ( 2nd `  a ) `
 x ) >.
(comp `  ( R `  x ) ) ( c `  x ) ) ( e `  x ) ) ) ) ) >. } ) 
C_  ( ( {
<. ( Base `  ndx ) ,  B >. , 
<. ( +g  `  ndx ) ,  ( +g  `  P ) >. ,  <. ( .r `  ndx ) ,  ( .r `  P ) >. }  u.  {
<. (Scalar `  ndx ) ,  S >. ,  <. ( .s `  ndx ) ,  ( .s `  P
) >. ,  <. ( .i `  ndx ) ,  ( f  e.  B ,  g  e.  B  |->  ( S  gsumg  ( x  e.  I  |->  ( ( f `  x ) ( .i
`  ( R `  x ) ) ( g `  x ) ) ) ) )
>. } )  u.  ( { <. (TopSet `  ndx ) ,  ( Xt_ `  ( TopOpen  o.  R )
) >. ,  <. ( le `  ndx ) ,  ( le `  P
) >. ,  <. ( dist `  ndx ) ,  ( dist `  P
) >. }  u.  { <. ( Hom  `  ndx ) ,  ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) >. ,  <. (comp ` 
ndx ) ,  ( a  e.  ( B  X.  B ) ,  c  e.  B  |->  ( d  e.  ( c ( f  e.  B ,  g  e.  B  |-> 
X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) ( 2nd `  a
) ) ,  e  e.  ( ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I  ( (
f `  x )
( Hom  `  ( R `
 x ) ) ( g `  x
) ) ) `  a )  |->  ( x  e.  I  |->  ( ( d `  x ) ( <. ( ( 1st `  a ) `  x
) ,  ( ( 2nd `  a ) `
 x ) >.
(comp `  ( R `  x ) ) ( c `  x ) ) ( e `  x ) ) ) ) ) >. } ) )
3129, 30sstri 3513 . 2  |-  { <. (TopSet `  ndx ) ,  (
Xt_ `  ( TopOpen  o.  R
) ) >. }  C_  ( ( { <. (
Base `  ndx ) ,  B >. ,  <. ( +g  `  ndx ) ,  ( +g  `  P
) >. ,  <. ( .r `  ndx ) ,  ( .r `  P
) >. }  u.  { <. (Scalar `  ndx ) ,  S >. ,  <. ( .s `  ndx ) ,  ( .s `  P
) >. ,  <. ( .i `  ndx ) ,  ( f  e.  B ,  g  e.  B  |->  ( S  gsumg  ( x  e.  I  |->  ( ( f `  x ) ( .i
`  ( R `  x ) ) ( g `  x ) ) ) ) )
>. } )  u.  ( { <. (TopSet `  ndx ) ,  ( Xt_ `  ( TopOpen  o.  R )
) >. ,  <. ( le `  ndx ) ,  ( le `  P
) >. ,  <. ( dist `  ndx ) ,  ( dist `  P
) >. }  u.  { <. ( Hom  `  ndx ) ,  ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) >. ,  <. (comp ` 
ndx ) ,  ( a  e.  ( B  X.  B ) ,  c  e.  B  |->  ( d  e.  ( c ( f  e.  B ,  g  e.  B  |-> 
X_ x  e.  I 
( ( f `  x ) ( Hom  `  ( R `  x
) ) ( g `
 x ) ) ) ( 2nd `  a
) ) ,  e  e.  ( ( f  e.  B ,  g  e.  B  |->  X_ x  e.  I  ( (
f `  x )
( Hom  `  ( R `
 x ) ) ( g `  x
) ) ) `  a )  |->  ( x  e.  I  |->  ( ( d `  x ) ( <. ( ( 1st `  a ) `  x
) ,  ( ( 2nd `  a ) `
 x ) >.
(comp `  ( R `  x ) ) ( c `  x ) ) ( e `  x ) ) ) ) ) >. } ) )
3222, 23, 24, 26, 31prdsvallem 14709 1  |-  ( ph  ->  O  =  ( Xt_ `  ( TopOpen  o.  R )
) )
Colors of variables: wff setvar class
Syntax hints:    -> wi 4    = wceq 1379    e. wcel 1767   _Vcvv 3113    u. cun 3474   {csn 4027   {cpr 4029   {ctp 4031   <.cop 4033    |-> cmpt 4505    X. cxp 4997   dom cdm 4999    o. ccom 5003   ` cfv 5588  (class class class)co 6284    |-> cmpt2 6286   1stc1st 6782   2ndc2nd 6783   X_cixp 7469   ndxcnx 14487   Basecbs 14490   +g cplusg 14555   .rcmulr 14556  Scalarcsca 14558   .scvsca 14559   .icip 14560  TopSetcts 14561   lecple 14562   distcds 14564   Hom chom 14566  compcco 14567   TopOpenctopn 14677   Xt_cpt 14694    gsumg cgsu 14696   X_scprds 14701
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1601  ax-4 1612  ax-5 1680  ax-6 1719  ax-7 1739  ax-8 1769  ax-9 1771  ax-10 1786  ax-11 1791  ax-12 1803  ax-13 1968  ax-ext 2445  ax-sep 4568  ax-nul 4576  ax-pow 4625  ax-pr 4686  ax-un 6576  ax-cnex 9548  ax-resscn 9549  ax-1cn 9550  ax-icn 9551  ax-addcl 9552  ax-addrcl 9553  ax-mulcl 9554  ax-mulrcl 9555  ax-mulcom 9556  ax-addass 9557  ax-mulass 9558  ax-distr 9559  ax-i2m1 9560  ax-1ne0 9561  ax-1rid 9562  ax-rnegex 9563  ax-rrecex 9564  ax-cnre 9565  ax-pre-lttri 9566  ax-pre-lttrn 9567  ax-pre-ltadd 9568  ax-pre-mulgt0 9569
This theorem depends on definitions:  df-bi 185  df-or 370  df-an 371  df-3or 974  df-3an 975  df-tru 1382  df-ex 1597  df-nf 1600  df-sb 1712  df-eu 2279  df-mo 2280  df-clab 2453  df-cleq 2459  df-clel 2462  df-nfc 2617  df-ne 2664  df-nel 2665  df-ral 2819  df-rex 2820  df-reu 2821  df-rab 2823  df-v 3115  df-sbc 3332  df-csb 3436  df-dif 3479  df-un 3481  df-in 3483  df-ss 3490  df-pss 3492  df-nul 3786  df-if 3940  df-pw 4012  df-sn 4028  df-pr 4030  df-tp 4032  df-op 4034  df-uni 4246  df-int 4283  df-iun 4327  df-br 4448  df-opab 4506  df-mpt 4507  df-tr 4541  df-eprel 4791  df-id 4795  df-po 4800  df-so 4801  df-fr 4838  df-we 4840  df-ord 4881  df-on 4882  df-lim 4883  df-suc 4884  df-xp 5005  df-rel 5006  df-cnv 5007  df-co 5008  df-dm 5009  df-rn 5010  df-res 5011  df-ima 5012  df-iota 5551  df-fun 5590  df-fn 5591  df-f 5592  df-f1 5593  df-fo 5594  df-f1o 5595  df-fv 5596  df-riota 6245  df-ov 6287  df-oprab 6288  df-mpt2 6289  df-om 6685  df-1st 6784  df-2nd 6785  df-recs 7042  df-rdg 7076  df-1o 7130  df-oadd 7134  df-er 7311  df-map 7422  df-ixp 7470  df-en 7517  df-dom 7518  df-sdom 7519  df-fin 7520  df-sup 7901  df-pnf 9630  df-mnf 9631  df-xr 9632  df-ltxr 9633  df-le 9634  df-sub 9807  df-neg 9808  df-nn 10537  df-2 10594  df-3 10595  df-4 10596  df-5 10597  df-6 10598  df-7 10599  df-8 10600  df-9 10601  df-10 10602  df-n0 10796  df-z 10865  df-dec 10977  df-uz 11083  df-fz 11673  df-struct 14492  df-ndx 14493  df-slot 14494  df-base 14495  df-plusg 14568  df-mulr 14569  df-sca 14571  df-vsca 14572  df-ip 14573  df-tset 14574  df-ple 14575  df-ds 14577  df-hom 14579  df-cco 14580  df-prds 14703
This theorem is referenced by:  prdshom  14722  prdsco  14723  prdstopn  19892  prdstps  19893
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