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Theorem tfrlemibacc 6189
Description: Each element of  B is an acceptable function. Lemma for tfrlemi1 6195. (Contributed by Jim Kingdon, 14-Mar-2019.) (Proof shortened by Mario Carneiro, 24-May-2019.)
Hypotheses
Ref Expression
tfrlemisucfn.1  |-  A  =  { f  |  E. x  e.  On  (
f  Fn  x  /\  A. y  e.  x  ( f `  y )  =  ( F `  ( f  |`  y
) ) ) }
tfrlemisucfn.2  |-  ( ph  ->  A. x ( Fun 
F  /\  ( F `  x )  e.  _V ) )
tfrlemi1.3  |-  B  =  { h  |  E. z  e.  x  E. g ( g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `
 g ) >. } ) ) }
tfrlemi1.4  |-  ( ph  ->  x  e.  On )
tfrlemi1.5  |-  ( ph  ->  A. z  e.  x  E. g ( g  Fn  z  /\  A. w  e.  z  ( g `  w )  =  ( F `  ( g  |`  w ) ) ) )
Assertion
Ref Expression
tfrlemibacc  |-  ( ph  ->  B  C_  A )
Distinct variable groups:    f, g, h, w, x, y, z, A    f, F, g, h, w, x, y, z    ph, w, y    w, B, f, g, h, z    ph, g, h, z
Allowed substitution hints:    ph( x, f)    B( x, y)

Proof of Theorem tfrlemibacc
StepHypRef Expression
1 tfrlemi1.3 . 2  |-  B  =  { h  |  E. z  e.  x  E. g ( g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `
 g ) >. } ) ) }
2 simpr3 972 . . . . . . 7  |-  ( ( ( ph  /\  z  e.  x )  /\  (
g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `  g )
>. } ) ) )  ->  h  =  ( g  u.  { <. z ,  ( F `  g ) >. } ) )
3 tfrlemisucfn.1 . . . . . . . 8  |-  A  =  { f  |  E. x  e.  On  (
f  Fn  x  /\  A. y  e.  x  ( f `  y )  =  ( F `  ( f  |`  y
) ) ) }
4 tfrlemisucfn.2 . . . . . . . . 9  |-  ( ph  ->  A. x ( Fun 
F  /\  ( F `  x )  e.  _V ) )
54ad2antrr 477 . . . . . . . 8  |-  ( ( ( ph  /\  z  e.  x )  /\  (
g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `  g )
>. } ) ) )  ->  A. x ( Fun 
F  /\  ( F `  x )  e.  _V ) )
6 tfrlemi1.4 . . . . . . . . . 10  |-  ( ph  ->  x  e.  On )
76ad2antrr 477 . . . . . . . . 9  |-  ( ( ( ph  /\  z  e.  x )  /\  (
g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `  g )
>. } ) ) )  ->  x  e.  On )
8 simplr 502 . . . . . . . . 9  |-  ( ( ( ph  /\  z  e.  x )  /\  (
g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `  g )
>. } ) ) )  ->  z  e.  x
)
9 onelon 4274 . . . . . . . . 9  |-  ( ( x  e.  On  /\  z  e.  x )  ->  z  e.  On )
107, 8, 9syl2anc 406 . . . . . . . 8  |-  ( ( ( ph  /\  z  e.  x )  /\  (
g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `  g )
>. } ) ) )  ->  z  e.  On )
11 simpr1 970 . . . . . . . 8  |-  ( ( ( ph  /\  z  e.  x )  /\  (
g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `  g )
>. } ) ) )  ->  g  Fn  z
)
12 simpr2 971 . . . . . . . 8  |-  ( ( ( ph  /\  z  e.  x )  /\  (
g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `  g )
>. } ) ) )  ->  g  e.  A
)
133, 5, 10, 11, 12tfrlemisucaccv 6188 . . . . . . 7  |-  ( ( ( ph  /\  z  e.  x )  /\  (
g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `  g )
>. } ) ) )  ->  ( g  u. 
{ <. z ,  ( F `  g )
>. } )  e.  A
)
142, 13eqeltrd 2192 . . . . . 6  |-  ( ( ( ph  /\  z  e.  x )  /\  (
g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `  g )
>. } ) ) )  ->  h  e.  A
)
1514ex 114 . . . . 5  |-  ( (
ph  /\  z  e.  x )  ->  (
( g  Fn  z  /\  g  e.  A  /\  h  =  (
g  u.  { <. z ,  ( F `  g ) >. } ) )  ->  h  e.  A ) )
1615exlimdv 1773 . . . 4  |-  ( (
ph  /\  z  e.  x )  ->  ( E. g ( g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `
 g ) >. } ) )  ->  h  e.  A )
)
1716rexlimdva 2524 . . 3  |-  ( ph  ->  ( E. z  e.  x  E. g ( g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `  g )
>. } ) )  ->  h  e.  A )
)
1817abssdv 3139 . 2  |-  ( ph  ->  { h  |  E. z  e.  x  E. g ( g  Fn  z  /\  g  e.  A  /\  h  =  ( g  u.  { <. z ,  ( F `
 g ) >. } ) ) } 
C_  A )
191, 18eqsstrid 3111 1  |-  ( ph  ->  B  C_  A )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 103    /\ w3a 945   A.wal 1312    = wceq 1314   E.wex 1451    e. wcel 1463   {cab 2101   A.wral 2391   E.wrex 2392   _Vcvv 2658    u. cun 3037    C_ wss 3039   {csn 3495   <.cop 3498   Oncon0 4253    |` cres 4509   Fun wfun 5085    Fn wfn 5086   ` cfv 5091
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-in1 586  ax-in2 587  ax-io 681  ax-5 1406  ax-7 1407  ax-gen 1408  ax-ie1 1452  ax-ie2 1453  ax-8 1465  ax-10 1466  ax-11 1467  ax-i12 1468  ax-bndl 1469  ax-4 1470  ax-13 1474  ax-14 1475  ax-17 1489  ax-i9 1493  ax-ial 1497  ax-i5r 1498  ax-ext 2097  ax-sep 4014  ax-pow 4066  ax-pr 4099  ax-un 4323  ax-setind 4420
This theorem depends on definitions:  df-bi 116  df-3an 947  df-tru 1317  df-fal 1320  df-nf 1420  df-sb 1719  df-eu 1978  df-mo 1979  df-clab 2102  df-cleq 2108  df-clel 2111  df-nfc 2245  df-ne 2284  df-ral 2396  df-rex 2397  df-v 2660  df-sbc 2881  df-dif 3041  df-un 3043  df-in 3045  df-ss 3052  df-nul 3332  df-pw 3480  df-sn 3501  df-pr 3502  df-op 3504  df-uni 3705  df-br 3898  df-opab 3958  df-tr 3995  df-id 4183  df-iord 4256  df-on 4258  df-suc 4261  df-xp 4513  df-rel 4514  df-cnv 4515  df-co 4516  df-dm 4517  df-res 4519  df-iota 5056  df-fun 5093  df-fn 5094  df-fv 5099
This theorem is referenced by:  tfrlemibfn  6191  tfrlemiubacc  6193
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