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Theorem pi1cof 22168
Description: Functionality of the loop transfer function on the equivalence class of a path. (Contributed by Mario Carneiro, 23-Dec-2016.)
Hypotheses
Ref Expression
pi1co.p  |-  P  =  ( J  pi1  A )
pi1co.q  |-  Q  =  ( K  pi1  B )
pi1co.v  |-  V  =  ( Base `  P
)
pi1co.g  |-  G  =  ran  ( g  e. 
U. V  |->  <. [ g ] (  ~=ph  `  J
) ,  [ ( F  o.  g ) ] (  ~=ph  `  K
) >. )
pi1co.j  |-  ( ph  ->  J  e.  (TopOn `  X ) )
pi1co.f  |-  ( ph  ->  F  e.  ( J  Cn  K ) )
pi1co.a  |-  ( ph  ->  A  e.  X )
pi1co.b  |-  ( ph  ->  ( F `  A
)  =  B )
Assertion
Ref Expression
pi1cof  |-  ( ph  ->  G : V --> ( Base `  Q ) )
Distinct variable groups:    A, g    g, F    g, J    ph, g    g, K    P, g    Q, g   
g, V
Allowed substitution hints:    B( g)    G( g)    X( g)

Proof of Theorem pi1cof
Dummy variables  s  h are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 pi1co.g . . . 4  |-  G  =  ran  ( g  e. 
U. V  |->  <. [ g ] (  ~=ph  `  J
) ,  [ ( F  o.  g ) ] (  ~=ph  `  K
) >. )
2 fvex 5889 . . . . 5  |-  (  ~=ph  `  J )  e.  _V
3 ecexg 7385 . . . . 5  |-  ( ( 
~=ph  `  J )  e. 
_V  ->  [ g ] (  ~=ph  `  J )  e.  _V )
42, 3mp1i 13 . . . 4  |-  ( (
ph  /\  g  e.  U. V )  ->  [ g ] (  ~=ph  `  J
)  e.  _V )
5 pi1co.q . . . . 5  |-  Q  =  ( K  pi1  B )
6 eqid 2471 . . . . 5  |-  ( Base `  Q )  =  (
Base `  Q )
7 pi1co.f . . . . . . . 8  |-  ( ph  ->  F  e.  ( J  Cn  K ) )
8 cntop2 20334 . . . . . . . 8  |-  ( F  e.  ( J  Cn  K )  ->  K  e.  Top )
97, 8syl 17 . . . . . . 7  |-  ( ph  ->  K  e.  Top )
10 eqid 2471 . . . . . . . 8  |-  U. K  =  U. K
1110toptopon 20025 . . . . . . 7  |-  ( K  e.  Top  <->  K  e.  (TopOn `  U. K ) )
129, 11sylib 201 . . . . . 6  |-  ( ph  ->  K  e.  (TopOn `  U. K ) )
1312adantr 472 . . . . 5  |-  ( (
ph  /\  g  e.  U. V )  ->  K  e.  (TopOn `  U. K ) )
14 pi1co.b . . . . . . 7  |-  ( ph  ->  ( F `  A
)  =  B )
15 pi1co.j . . . . . . . . 9  |-  ( ph  ->  J  e.  (TopOn `  X ) )
16 cnf2 20342 . . . . . . . . 9  |-  ( ( J  e.  (TopOn `  X )  /\  K  e.  (TopOn `  U. K )  /\  F  e.  ( J  Cn  K ) )  ->  F : X
--> U. K )
1715, 12, 7, 16syl3anc 1292 . . . . . . . 8  |-  ( ph  ->  F : X --> U. K
)
18 pi1co.a . . . . . . . 8  |-  ( ph  ->  A  e.  X )
1917, 18ffvelrnd 6038 . . . . . . 7  |-  ( ph  ->  ( F `  A
)  e.  U. K
)
2014, 19eqeltrrd 2550 . . . . . 6  |-  ( ph  ->  B  e.  U. K
)
2120adantr 472 . . . . 5  |-  ( (
ph  /\  g  e.  U. V )  ->  B  e.  U. K )
22 pi1co.p . . . . . . . . 9  |-  P  =  ( J  pi1  A )
23 pi1co.v . . . . . . . . . 10  |-  V  =  ( Base `  P
)
2423a1i 11 . . . . . . . . 9  |-  ( ph  ->  V  =  ( Base `  P ) )
2522, 15, 18, 24pi1eluni 22151 . . . . . . . 8  |-  ( ph  ->  ( g  e.  U. V 
<->  ( g  e.  ( II  Cn  J )  /\  ( g ` 
0 )  =  A  /\  ( g ` 
1 )  =  A ) ) )
2625biimpa 492 . . . . . . 7  |-  ( (
ph  /\  g  e.  U. V )  ->  (
g  e.  ( II 
Cn  J )  /\  ( g `  0
)  =  A  /\  ( g `  1
)  =  A ) )
2726simp1d 1042 . . . . . 6  |-  ( (
ph  /\  g  e.  U. V )  ->  g  e.  ( II  Cn  J
) )
287adantr 472 . . . . . 6  |-  ( (
ph  /\  g  e.  U. V )  ->  F  e.  ( J  Cn  K
) )
29 cnco 20359 . . . . . 6  |-  ( ( g  e.  ( II 
Cn  J )  /\  F  e.  ( J  Cn  K ) )  -> 
( F  o.  g
)  e.  ( II 
Cn  K ) )
3027, 28, 29syl2anc 673 . . . . 5  |-  ( (
ph  /\  g  e.  U. V )  ->  ( F  o.  g )  e.  ( II  Cn  K
) )
31 iitopon 21989 . . . . . . . . 9  |-  II  e.  (TopOn `  ( 0 [,] 1 ) )
3231a1i 11 . . . . . . . 8  |-  ( (
ph  /\  g  e.  U. V )  ->  II  e.  (TopOn `  ( 0 [,] 1 ) ) )
3315adantr 472 . . . . . . . 8  |-  ( (
ph  /\  g  e.  U. V )  ->  J  e.  (TopOn `  X )
)
34 cnf2 20342 . . . . . . . 8  |-  ( ( II  e.  (TopOn `  ( 0 [,] 1
) )  /\  J  e.  (TopOn `  X )  /\  g  e.  (
II  Cn  J )
)  ->  g :
( 0 [,] 1
) --> X )
3532, 33, 27, 34syl3anc 1292 . . . . . . 7  |-  ( (
ph  /\  g  e.  U. V )  ->  g : ( 0 [,] 1 ) --> X )
36 0elunit 11776 . . . . . . 7  |-  0  e.  ( 0 [,] 1
)
37 fvco3 5957 . . . . . . 7  |-  ( ( g : ( 0 [,] 1 ) --> X  /\  0  e.  ( 0 [,] 1 ) )  ->  ( ( F  o.  g ) `  0 )  =  ( F `  (
g `  0 )
) )
3835, 36, 37sylancl 675 . . . . . 6  |-  ( (
ph  /\  g  e.  U. V )  ->  (
( F  o.  g
) `  0 )  =  ( F `  ( g `  0
) ) )
3926simp2d 1043 . . . . . . 7  |-  ( (
ph  /\  g  e.  U. V )  ->  (
g `  0 )  =  A )
4039fveq2d 5883 . . . . . 6  |-  ( (
ph  /\  g  e.  U. V )  ->  ( F `  ( g `  0 ) )  =  ( F `  A ) )
4114adantr 472 . . . . . 6  |-  ( (
ph  /\  g  e.  U. V )  ->  ( F `  A )  =  B )
4238, 40, 413eqtrd 2509 . . . . 5  |-  ( (
ph  /\  g  e.  U. V )  ->  (
( F  o.  g
) `  0 )  =  B )
43 1elunit 11777 . . . . . . 7  |-  1  e.  ( 0 [,] 1
)
44 fvco3 5957 . . . . . . 7  |-  ( ( g : ( 0 [,] 1 ) --> X  /\  1  e.  ( 0 [,] 1 ) )  ->  ( ( F  o.  g ) `  1 )  =  ( F `  (
g `  1 )
) )
4535, 43, 44sylancl 675 . . . . . 6  |-  ( (
ph  /\  g  e.  U. V )  ->  (
( F  o.  g
) `  1 )  =  ( F `  ( g `  1
) ) )
4626simp3d 1044 . . . . . . 7  |-  ( (
ph  /\  g  e.  U. V )  ->  (
g `  1 )  =  A )
4746fveq2d 5883 . . . . . 6  |-  ( (
ph  /\  g  e.  U. V )  ->  ( F `  ( g `  1 ) )  =  ( F `  A ) )
4845, 47, 413eqtrd 2509 . . . . 5  |-  ( (
ph  /\  g  e.  U. V )  ->  (
( F  o.  g
) `  1 )  =  B )
495, 6, 13, 21, 30, 42, 48elpi1i 22155 . . . 4  |-  ( (
ph  /\  g  e.  U. V )  ->  [ ( F  o.  g ) ] (  ~=ph  `  K
)  e.  ( Base `  Q ) )
50 eceq1 7417 . . . 4  |-  ( g  =  h  ->  [ g ] (  ~=ph  `  J
)  =  [ h ] (  ~=ph  `  J
) )
51 coeq2 4998 . . . . 5  |-  ( g  =  h  ->  ( F  o.  g )  =  ( F  o.  h ) )
5251eceq1d 7418 . . . 4  |-  ( g  =  h  ->  [ ( F  o.  g ) ] (  ~=ph  `  K
)  =  [ ( F  o.  h ) ] (  ~=ph  `  K
) )
53 phtpcer 22104 . . . . . 6  |-  (  ~=ph  `  K )  Er  (
II  Cn  K )
5453a1i 11 . . . . 5  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  (  ~=ph  `  K
)  Er  ( II 
Cn  K ) )
55 simpr3 1038 . . . . . . 7  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  [ g ] (  ~=ph  `  J )  =  [ h ]
(  ~=ph  `  J )
)
56 phtpcer 22104 . . . . . . . . 9  |-  (  ~=ph  `  J )  Er  (
II  Cn  J )
5756a1i 11 . . . . . . . 8  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  (  ~=ph  `  J
)  Er  ( II 
Cn  J ) )
58 simpr1 1036 . . . . . . . . . 10  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  g  e.  U. V )
5925adantr 472 . . . . . . . . . 10  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  ( g  e. 
U. V  <->  ( g  e.  ( II  Cn  J
)  /\  ( g `  0 )  =  A  /\  ( g `
 1 )  =  A ) ) )
6058, 59mpbid 215 . . . . . . . . 9  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  ( g  e.  ( II  Cn  J
)  /\  ( g `  0 )  =  A  /\  ( g `
 1 )  =  A ) )
6160simp1d 1042 . . . . . . . 8  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  g  e.  ( II  Cn  J ) )
6257, 61erth 7426 . . . . . . 7  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  ( g ( 
~=ph  `  J ) h  <->  [ g ] ( 
~=ph  `  J )  =  [ h ] ( 
~=ph  `  J ) ) )
6355, 62mpbird 240 . . . . . 6  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  g (  ~=ph  `  J ) h )
647adantr 472 . . . . . 6  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  F  e.  ( J  Cn  K ) )
6563, 64phtpcco2 22108 . . . . 5  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  ( F  o.  g ) (  ~=ph  `  K ) ( F  o.  h ) )
6654, 65erthi 7428 . . . 4  |-  ( (
ph  /\  ( g  e.  U. V  /\  h  e.  U. V  /\  [
g ] (  ~=ph  `  J )  =  [
h ] (  ~=ph  `  J ) ) )  ->  [ ( F  o.  g ) ] (  ~=ph  `  K )  =  [ ( F  o.  h ) ] (  ~=ph  `  K ) )
671, 4, 49, 50, 52, 66fliftfund 6224 . . 3  |-  ( ph  ->  Fun  G )
681, 4, 49fliftf 6226 . . 3  |-  ( ph  ->  ( Fun  G  <->  G : ran  ( g  e.  U. V  |->  [ g ] (  ~=ph  `  J ) ) --> ( Base `  Q
) ) )
6967, 68mpbid 215 . 2  |-  ( ph  ->  G : ran  (
g  e.  U. V  |->  [ g ] ( 
~=ph  `  J ) ) --> ( Base `  Q
) )
7022, 15, 18, 24pi1bas2 22150 . . . 4  |-  ( ph  ->  V  =  ( U. V /. (  ~=ph  `  J
) ) )
71 df-qs 7387 . . . . 5  |-  ( U. V /. (  ~=ph  `  J
) )  =  {
s  |  E. g  e.  U. V s  =  [ g ] ( 
~=ph  `  J ) }
72 eqid 2471 . . . . . 6  |-  ( g  e.  U. V  |->  [ g ] (  ~=ph  `  J ) )  =  ( g  e.  U. V  |->  [ g ] (  ~=ph  `  J ) )
7372rnmpt 5086 . . . . 5  |-  ran  (
g  e.  U. V  |->  [ g ] ( 
~=ph  `  J ) )  =  { s  |  E. g  e.  U. V s  =  [
g ] (  ~=ph  `  J ) }
7471, 73eqtr4i 2496 . . . 4  |-  ( U. V /. (  ~=ph  `  J
) )  =  ran  ( g  e.  U. V  |->  [ g ] (  ~=ph  `  J ) )
7570, 74syl6eq 2521 . . 3  |-  ( ph  ->  V  =  ran  (
g  e.  U. V  |->  [ g ] ( 
~=ph  `  J ) ) )
7675feq2d 5725 . 2  |-  ( ph  ->  ( G : V --> ( Base `  Q )  <->  G : ran  ( g  e.  U. V  |->  [ g ] (  ~=ph  `  J ) ) --> (
Base `  Q )
) )
7769, 76mpbird 240 1  |-  ( ph  ->  G : V --> ( Base `  Q ) )
Colors of variables: wff setvar class
Syntax hints:    -> wi 4    <-> wb 189    /\ wa 376    /\ w3a 1007    = wceq 1452    e. wcel 1904   {cab 2457   E.wrex 2757   _Vcvv 3031   <.cop 3965   U.cuni 4190   class class class wbr 4395    |-> cmpt 4454   ran crn 4840    o. ccom 4843   Fun wfun 5583   -->wf 5585   ` cfv 5589  (class class class)co 6308    Er wer 7378   [cec 7379   /.cqs 7380   0cc0 9557   1c1 9558   [,]cicc 11663   Basecbs 15199   Topctop 19994  TopOnctopon 19995    Cn ccn 20317   IIcii 21985    ~=ph cphtpc 22078    pi1 cpi1 22112
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1677  ax-4 1690  ax-5 1766  ax-6 1813  ax-7 1859  ax-8 1906  ax-9 1913  ax-10 1932  ax-11 1937  ax-12 1950  ax-13 2104  ax-ext 2451  ax-rep 4508  ax-sep 4518  ax-nul 4527  ax-pow 4579  ax-pr 4639  ax-un 6602  ax-inf2 8164  ax-cnex 9613  ax-resscn 9614  ax-1cn 9615  ax-icn 9616  ax-addcl 9617  ax-addrcl 9618  ax-mulcl 9619  ax-mulrcl 9620  ax-mulcom 9621  ax-addass 9622  ax-mulass 9623  ax-distr 9624  ax-i2m1 9625  ax-1ne0 9626  ax-1rid 9627  ax-rnegex 9628  ax-rrecex 9629  ax-cnre 9630  ax-pre-lttri 9631  ax-pre-lttrn 9632  ax-pre-ltadd 9633  ax-pre-mulgt0 9634  ax-pre-sup 9635  ax-mulf 9637
This theorem depends on definitions:  df-bi 190  df-or 377  df-an 378  df-3or 1008  df-3an 1009  df-tru 1455  df-ex 1672  df-nf 1676  df-sb 1806  df-eu 2323  df-mo 2324  df-clab 2458  df-cleq 2464  df-clel 2467  df-nfc 2601  df-ne 2643  df-nel 2644  df-ral 2761  df-rex 2762  df-reu 2763  df-rmo 2764  df-rab 2765  df-v 3033  df-sbc 3256  df-csb 3350  df-dif 3393  df-un 3395  df-in 3397  df-ss 3404  df-pss 3406  df-nul 3723  df-if 3873  df-pw 3944  df-sn 3960  df-pr 3962  df-tp 3964  df-op 3966  df-uni 4191  df-int 4227  df-iun 4271  df-iin 4272  df-br 4396  df-opab 4455  df-mpt 4456  df-tr 4491  df-eprel 4750  df-id 4754  df-po 4760  df-so 4761  df-fr 4798  df-se 4799  df-we 4800  df-xp 4845  df-rel 4846  df-cnv 4847  df-co 4848  df-dm 4849  df-rn 4850  df-res 4851  df-ima 4852  df-pred 5387  df-ord 5433  df-on 5434  df-lim 5435  df-suc 5436  df-iota 5553  df-fun 5591  df-fn 5592  df-f 5593  df-f1 5594  df-fo 5595  df-f1o 5596  df-fv 5597  df-isom 5598  df-riota 6270  df-ov 6311  df-oprab 6312  df-mpt2 6313  df-of 6550  df-om 6712  df-1st 6812  df-2nd 6813  df-supp 6934  df-wrecs 7046  df-recs 7108  df-rdg 7146  df-1o 7200  df-2o 7201  df-oadd 7204  df-er 7381  df-ec 7383  df-qs 7387  df-map 7492  df-ixp 7541  df-en 7588  df-dom 7589  df-sdom 7590  df-fin 7591  df-fsupp 7902  df-fi 7943  df-sup 7974  df-inf 7975  df-oi 8043  df-card 8391  df-cda 8616  df-pnf 9695  df-mnf 9696  df-xr 9697  df-ltxr 9698  df-le 9699  df-sub 9882  df-neg 9883  df-div 10292  df-nn 10632  df-2 10690  df-3 10691  df-4 10692  df-5 10693  df-6 10694  df-7 10695  df-8 10696  df-9 10697  df-10 10698  df-n0 10894  df-z 10962  df-dec 11075  df-uz 11183  df-q 11288  df-rp 11326  df-xneg 11432  df-xadd 11433  df-xmul 11434  df-ioo 11664  df-icc 11667  df-fz 11811  df-fzo 11943  df-seq 12252  df-exp 12311  df-hash 12554  df-cj 13239  df-re 13240  df-im 13241  df-sqrt 13375  df-abs 13376  df-struct 15201  df-ndx 15202  df-slot 15203  df-base 15204  df-sets 15205  df-ress 15206  df-plusg 15281  df-mulr 15282  df-starv 15283  df-sca 15284  df-vsca 15285  df-ip 15286  df-tset 15287  df-ple 15288  df-ds 15290  df-unif 15291  df-hom 15292  df-cco 15293  df-rest 15399  df-topn 15400  df-0g 15418  df-gsum 15419  df-topgen 15420  df-pt 15421  df-prds 15424  df-xrs 15478  df-qtop 15484  df-imas 15485  df-qus 15487  df-xps 15488  df-mre 15570  df-mrc 15571  df-acs 15573  df-mgm 16566  df-sgrp 16605  df-mnd 16615  df-submnd 16661  df-mulg 16754  df-cntz 17049  df-cmn 17510  df-psmet 19039  df-xmet 19040  df-met 19041  df-bl 19042  df-mopn 19043  df-cnfld 19048  df-top 19998  df-bases 19999  df-topon 20000  df-topsp 20001  df-cld 20111  df-cn 20320  df-cnp 20321  df-tx 20654  df-hmeo 20847  df-xms 21413  df-ms 21414  df-tms 21415  df-ii 21987  df-htpy 22079  df-phtpy 22080  df-phtpc 22101  df-om1 22115  df-pi1 22117
This theorem is referenced by:  pi1coval  22169  pi1coghm  22170
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