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Theorem prdstset 15316
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 2420 . . 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 15307 . . 3  |-  ( ph  ->  B  =  X_ x  e.  I  ( Base `  ( R `  x
) ) )
8 eqid 2420 . . . 4  |-  ( +g  `  P )  =  ( +g  `  P )
91, 4, 5, 6, 3, 8prdsplusg 15308 . . 3  |-  ( ph  ->  ( +g  `  P
)  =  ( f  e.  B ,  g  e.  B  |->  ( x  e.  I  |->  ( ( f `  x ) ( +g  `  ( R `  x )
) ( g `  x ) ) ) ) )
10 eqid 2420 . . . 4  |-  ( .r
`  P )  =  ( .r `  P
)
111, 4, 5, 6, 3, 10prdsmulr 15309 . . 3  |-  ( ph  ->  ( .r `  P
)  =  ( f  e.  B ,  g  e.  B  |->  ( x  e.  I  |->  ( ( f `  x ) ( .r `  ( R `  x )
) ( g `  x ) ) ) ) )
12 eqid 2420 . . . 4  |-  ( .s
`  P )  =  ( .s `  P
)
131, 4, 5, 6, 3, 2, 12prdsvsca 15310 . . 3  |-  ( ph  ->  ( .s `  P
)  =  ( f  e.  ( Base `  S
) ,  g  e.  B  |->  ( x  e.  I  |->  ( f ( .s `  ( R `
 x ) ) ( g `  x
) ) ) ) )
14 eqidd 2421 . . 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 2421 . . 3  |-  ( ph  ->  ( Xt_ `  ( TopOpen  o.  R ) )  =  ( Xt_ `  ( TopOpen  o.  R ) ) )
16 eqid 2420 . . . 4  |-  ( le
`  P )  =  ( le `  P
)
171, 4, 5, 6, 3, 16prdsle 15312 . . 3  |-  ( ph  ->  ( le `  P
)  =  { <. f ,  g >.  |  ( { f ,  g }  C_  B  /\  A. x  e.  I  ( f `  x ) ( le `  ( R `  x )
) ( g `  x ) ) } )
18 eqid 2420 . . . 4  |-  ( dist `  P )  =  (
dist `  P )
191, 4, 5, 6, 3, 18prdsds 15314 . . 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 2421 . . 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 2421 . . 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 15305 . 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 15237 . 2  |- TopSet  = Slot  (TopSet ` 
ndx )
25 fvex 5882 . . 3  |-  ( Xt_ `  ( TopOpen  o.  R )
)  e.  _V
2625a1i 11 . 2  |-  ( ph  ->  ( Xt_ `  ( TopOpen  o.  R ) )  e.  _V )
27 snsstp1 4145 . . . 4  |-  { <. (TopSet `  ndx ) ,  (
Xt_ `  ( TopOpen  o.  R
) ) >. }  C_  {
<. (TopSet `  ndx ) ,  ( Xt_ `  ( TopOpen  o.  R ) )
>. ,  <. ( le
`  ndx ) ,  ( le `  P )
>. ,  <. ( dist `  ndx ) ,  (
dist `  P ) >. }
28 ssun1 3626 . . . 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 3470 . . 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 3627 . . 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 3470 . 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 15304 1  |-  ( ph  ->  O  =  ( Xt_ `  ( TopOpen  o.  R )
) )
Colors of variables: wff setvar class
Syntax hints:    -> wi 4    = wceq 1437    e. wcel 1867   _Vcvv 3078    u. cun 3431   {csn 3993   {cpr 3995   {ctp 3997   <.cop 3999    |-> cmpt 4475    X. cxp 4843   dom cdm 4845    o. ccom 4849   ` cfv 5592  (class class class)co 6296    |-> cmpt2 6298   1stc1st 6796   2ndc2nd 6797   X_cixp 7521   ndxcnx 15070   Basecbs 15073   +g cplusg 15142   .rcmulr 15143  Scalarcsca 15145   .scvsca 15146   .icip 15147  TopSetcts 15148   lecple 15149   distcds 15151   Hom chom 15153  compcco 15154   TopOpenctopn 15272   Xt_cpt 15289    gsumg cgsu 15291   X_scprds 15296
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1665  ax-4 1678  ax-5 1748  ax-6 1794  ax-7 1838  ax-8 1869  ax-9 1871  ax-10 1886  ax-11 1891  ax-12 1904  ax-13 2052  ax-ext 2398  ax-sep 4539  ax-nul 4547  ax-pow 4594  ax-pr 4652  ax-un 6588  ax-cnex 9584  ax-resscn 9585  ax-1cn 9586  ax-icn 9587  ax-addcl 9588  ax-addrcl 9589  ax-mulcl 9590  ax-mulrcl 9591  ax-mulcom 9592  ax-addass 9593  ax-mulass 9594  ax-distr 9595  ax-i2m1 9596  ax-1ne0 9597  ax-1rid 9598  ax-rnegex 9599  ax-rrecex 9600  ax-cnre 9601  ax-pre-lttri 9602  ax-pre-lttrn 9603  ax-pre-ltadd 9604  ax-pre-mulgt0 9605
This theorem depends on definitions:  df-bi 188  df-or 371  df-an 372  df-3or 983  df-3an 984  df-tru 1440  df-ex 1660  df-nf 1664  df-sb 1787  df-eu 2267  df-mo 2268  df-clab 2406  df-cleq 2412  df-clel 2415  df-nfc 2570  df-ne 2618  df-nel 2619  df-ral 2778  df-rex 2779  df-reu 2780  df-rab 2782  df-v 3080  df-sbc 3297  df-csb 3393  df-dif 3436  df-un 3438  df-in 3440  df-ss 3447  df-pss 3449  df-nul 3759  df-if 3907  df-pw 3978  df-sn 3994  df-pr 3996  df-tp 3998  df-op 4000  df-uni 4214  df-int 4250  df-iun 4295  df-br 4418  df-opab 4476  df-mpt 4477  df-tr 4512  df-eprel 4756  df-id 4760  df-po 4766  df-so 4767  df-fr 4804  df-we 4806  df-xp 4851  df-rel 4852  df-cnv 4853  df-co 4854  df-dm 4855  df-rn 4856  df-res 4857  df-ima 4858  df-pred 5390  df-ord 5436  df-on 5437  df-lim 5438  df-suc 5439  df-iota 5556  df-fun 5594  df-fn 5595  df-f 5596  df-f1 5597  df-fo 5598  df-f1o 5599  df-fv 5600  df-riota 6258  df-ov 6299  df-oprab 6300  df-mpt2 6301  df-om 6698  df-1st 6798  df-2nd 6799  df-wrecs 7027  df-recs 7089  df-rdg 7127  df-1o 7181  df-oadd 7185  df-er 7362  df-map 7473  df-ixp 7522  df-en 7569  df-dom 7570  df-sdom 7571  df-fin 7572  df-sup 7953  df-pnf 9666  df-mnf 9667  df-xr 9668  df-ltxr 9669  df-le 9670  df-sub 9851  df-neg 9852  df-nn 10599  df-2 10657  df-3 10658  df-4 10659  df-5 10660  df-6 10661  df-7 10662  df-8 10663  df-9 10664  df-10 10665  df-n0 10859  df-z 10927  df-dec 11041  df-uz 11149  df-fz 11772  df-struct 15075  df-ndx 15076  df-slot 15077  df-base 15078  df-plusg 15155  df-mulr 15156  df-sca 15158  df-vsca 15159  df-ip 15160  df-tset 15161  df-ple 15162  df-ds 15164  df-hom 15166  df-cco 15167  df-prds 15298
This theorem is referenced by:  prdshom  15317  prdsco  15318  prdstopn  20567  prdstps  20568
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