MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  ov6g Structured version   Unicode version

Theorem ov6g 6227
Description: The value of an operation class abstraction. Special case. (Contributed by NM, 13-Nov-2006.)
Hypotheses
Ref Expression
ov6g.1  |-  ( <.
x ,  y >.  =  <. A ,  B >.  ->  R  =  S )
ov6g.2  |-  F  =  { <. <. x ,  y
>. ,  z >.  |  ( <. x ,  y
>.  e.  C  /\  z  =  R ) }
Assertion
Ref Expression
ov6g  |-  ( ( ( A  e.  G  /\  B  e.  H  /\  <. A ,  B >.  e.  C )  /\  S  e.  J )  ->  ( A F B )  =  S )
Distinct variable groups:    x, y,
z, A    x, B, y, z    x, C, y, z    z, R    x, S, y, z
Allowed substitution hints:    R( x, y)    F( x, y, z)    G( x, y, z)    H( x, y, z)    J( x, y, z)

Proof of Theorem ov6g
Dummy variable  w is distinct from all other variables.
StepHypRef Expression
1 df-ov 6093 . 2  |-  ( A F B )  =  ( F `  <. A ,  B >. )
2 eqid 2442 . . . . . 6  |-  S  =  S
3 biidd 237 . . . . . . 7  |-  ( ( x  =  A  /\  y  =  B )  ->  ( S  =  S  <-> 
S  =  S ) )
43copsex2g 4578 . . . . . 6  |-  ( ( A  e.  G  /\  B  e.  H )  ->  ( E. x E. y ( <. A ,  B >.  =  <. x ,  y >.  /\  S  =  S )  <->  S  =  S ) )
52, 4mpbiri 233 . . . . 5  |-  ( ( A  e.  G  /\  B  e.  H )  ->  E. x E. y
( <. A ,  B >.  =  <. x ,  y
>.  /\  S  =  S ) )
653adant3 1008 . . . 4  |-  ( ( A  e.  G  /\  B  e.  H  /\  <. A ,  B >.  e.  C )  ->  E. x E. y ( <. A ,  B >.  =  <. x ,  y >.  /\  S  =  S ) )
76adantr 465 . . 3  |-  ( ( ( A  e.  G  /\  B  e.  H  /\  <. A ,  B >.  e.  C )  /\  S  e.  J )  ->  E. x E. y
( <. A ,  B >.  =  <. x ,  y
>.  /\  S  =  S ) )
8 eqeq1 2448 . . . . . . . 8  |-  ( w  =  <. A ,  B >.  ->  ( w  = 
<. x ,  y >.  <->  <. A ,  B >.  = 
<. x ,  y >.
) )
98anbi1d 704 . . . . . . 7  |-  ( w  =  <. A ,  B >.  ->  ( ( w  =  <. x ,  y
>.  /\  z  =  R )  <->  ( <. A ,  B >.  =  <. x ,  y >.  /\  z  =  R ) ) )
10 ov6g.1 . . . . . . . . . 10  |-  ( <.
x ,  y >.  =  <. A ,  B >.  ->  R  =  S )
1110eqeq2d 2453 . . . . . . . . 9  |-  ( <.
x ,  y >.  =  <. A ,  B >.  ->  ( z  =  R  <->  z  =  S ) )
1211eqcoms 2445 . . . . . . . 8  |-  ( <. A ,  B >.  = 
<. x ,  y >.  ->  ( z  =  R  <-> 
z  =  S ) )
1312pm5.32i 637 . . . . . . 7  |-  ( (
<. A ,  B >.  = 
<. x ,  y >.  /\  z  =  R
)  <->  ( <. A ,  B >.  =  <. x ,  y >.  /\  z  =  S ) )
149, 13syl6bb 261 . . . . . 6  |-  ( w  =  <. A ,  B >.  ->  ( ( w  =  <. x ,  y
>.  /\  z  =  R )  <->  ( <. A ,  B >.  =  <. x ,  y >.  /\  z  =  S ) ) )
15142exbidv 1682 . . . . 5  |-  ( w  =  <. A ,  B >.  ->  ( E. x E. y ( w  = 
<. x ,  y >.  /\  z  =  R
)  <->  E. x E. y
( <. A ,  B >.  =  <. x ,  y
>.  /\  z  =  S ) ) )
16 eqeq1 2448 . . . . . . 7  |-  ( z  =  S  ->  (
z  =  S  <->  S  =  S ) )
1716anbi2d 703 . . . . . 6  |-  ( z  =  S  ->  (
( <. A ,  B >.  =  <. x ,  y
>.  /\  z  =  S )  <->  ( <. A ,  B >.  =  <. x ,  y >.  /\  S  =  S ) ) )
18172exbidv 1682 . . . . 5  |-  ( z  =  S  ->  ( E. x E. y (
<. A ,  B >.  = 
<. x ,  y >.  /\  z  =  S
)  <->  E. x E. y
( <. A ,  B >.  =  <. x ,  y
>.  /\  S  =  S ) ) )
19 moeq 3134 . . . . . . 7  |-  E* z 
z  =  R
2019mosubop 4589 . . . . . 6  |-  E* z E. x E. y ( w  =  <. x ,  y >.  /\  z  =  R )
2120a1i 11 . . . . 5  |-  ( w  e.  C  ->  E* z E. x E. y
( w  =  <. x ,  y >.  /\  z  =  R ) )
22 ov6g.2 . . . . . 6  |-  F  =  { <. <. x ,  y
>. ,  z >.  |  ( <. x ,  y
>.  e.  C  /\  z  =  R ) }
23 dfoprab2 6132 . . . . . 6  |-  { <. <.
x ,  y >. ,  z >.  |  (
<. x ,  y >.  e.  C  /\  z  =  R ) }  =  { <. w ,  z
>.  |  E. x E. y ( w  = 
<. x ,  y >.  /\  ( <. x ,  y
>.  e.  C  /\  z  =  R ) ) }
24 eleq1 2502 . . . . . . . . . . . 12  |-  ( w  =  <. x ,  y
>.  ->  ( w  e.  C  <->  <. x ,  y
>.  e.  C ) )
2524anbi1d 704 . . . . . . . . . . 11  |-  ( w  =  <. x ,  y
>.  ->  ( ( w  e.  C  /\  z  =  R )  <->  ( <. x ,  y >.  e.  C  /\  z  =  R
) ) )
2625pm5.32i 637 . . . . . . . . . 10  |-  ( ( w  =  <. x ,  y >.  /\  (
w  e.  C  /\  z  =  R )
)  <->  ( w  = 
<. x ,  y >.  /\  ( <. x ,  y
>.  e.  C  /\  z  =  R ) ) )
27 an12 795 . . . . . . . . . 10  |-  ( ( w  =  <. x ,  y >.  /\  (
w  e.  C  /\  z  =  R )
)  <->  ( w  e.  C  /\  ( w  =  <. x ,  y
>.  /\  z  =  R ) ) )
2826, 27bitr3i 251 . . . . . . . . 9  |-  ( ( w  =  <. x ,  y >.  /\  ( <. x ,  y >.  e.  C  /\  z  =  R ) )  <->  ( w  e.  C  /\  (
w  =  <. x ,  y >.  /\  z  =  R ) ) )
29282exbii 1635 . . . . . . . 8  |-  ( E. x E. y ( w  =  <. x ,  y >.  /\  ( <. x ,  y >.  e.  C  /\  z  =  R ) )  <->  E. x E. y ( w  e.  C  /\  ( w  =  <. x ,  y
>.  /\  z  =  R ) ) )
30 19.42vv 1926 . . . . . . . 8  |-  ( E. x E. y ( w  e.  C  /\  ( w  =  <. x ,  y >.  /\  z  =  R ) )  <->  ( w  e.  C  /\  E. x E. y ( w  = 
<. x ,  y >.  /\  z  =  R
) ) )
3129, 30bitri 249 . . . . . . 7  |-  ( E. x E. y ( w  =  <. x ,  y >.  /\  ( <. x ,  y >.  e.  C  /\  z  =  R ) )  <->  ( w  e.  C  /\  E. x E. y ( w  = 
<. x ,  y >.  /\  z  =  R
) ) )
3231opabbii 4355 . . . . . 6  |-  { <. w ,  z >.  |  E. x E. y ( w  =  <. x ,  y
>.  /\  ( <. x ,  y >.  e.  C  /\  z  =  R
) ) }  =  { <. w ,  z
>.  |  ( w  e.  C  /\  E. x E. y ( w  = 
<. x ,  y >.  /\  z  =  R
) ) }
3322, 23, 323eqtri 2466 . . . . 5  |-  F  =  { <. w ,  z
>.  |  ( w  e.  C  /\  E. x E. y ( w  = 
<. x ,  y >.  /\  z  =  R
) ) }
3415, 18, 21, 33fvopab3ig 5770 . . . 4  |-  ( (
<. A ,  B >.  e.  C  /\  S  e.  J )  ->  ( E. x E. y (
<. A ,  B >.  = 
<. x ,  y >.  /\  S  =  S
)  ->  ( F `  <. A ,  B >. )  =  S ) )
35343ad2antl3 1152 . . 3  |-  ( ( ( A  e.  G  /\  B  e.  H  /\  <. A ,  B >.  e.  C )  /\  S  e.  J )  ->  ( E. x E. y ( <. A ,  B >.  =  <. x ,  y >.  /\  S  =  S )  ->  ( F `  <. A ,  B >. )  =  S ) )
367, 35mpd 15 . 2  |-  ( ( ( A  e.  G  /\  B  e.  H  /\  <. A ,  B >.  e.  C )  /\  S  e.  J )  ->  ( F `  <. A ,  B >. )  =  S )
371, 36syl5eq 2486 1  |-  ( ( ( A  e.  G  /\  B  e.  H  /\  <. A ,  B >.  e.  C )  /\  S  e.  J )  ->  ( A F B )  =  S )
Colors of variables: wff setvar class
Syntax hints:    -> wi 4    <-> wb 184    /\ wa 369    /\ w3a 965    = wceq 1369   E.wex 1586    e. wcel 1756   E*wmo 2254   <.cop 3882   {copab 4348   ` cfv 5417  (class class class)co 6090   {coprab 6091
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1591  ax-4 1602  ax-5 1670  ax-6 1708  ax-7 1728  ax-9 1760  ax-10 1775  ax-11 1780  ax-12 1792  ax-13 1943  ax-ext 2423  ax-sep 4412  ax-nul 4420  ax-pr 4530
This theorem depends on definitions:  df-bi 185  df-or 370  df-an 371  df-3an 967  df-tru 1372  df-ex 1587  df-nf 1590  df-sb 1701  df-eu 2257  df-mo 2258  df-clab 2429  df-cleq 2435  df-clel 2438  df-nfc 2567  df-ne 2607  df-ral 2719  df-rex 2720  df-rab 2723  df-v 2973  df-sbc 3186  df-dif 3330  df-un 3332  df-in 3334  df-ss 3341  df-nul 3637  df-if 3791  df-sn 3877  df-pr 3879  df-op 3883  df-uni 4091  df-br 4292  df-opab 4350  df-id 4635  df-xp 4845  df-rel 4846  df-cnv 4847  df-co 4848  df-dm 4849  df-iota 5380  df-fun 5419  df-fv 5425  df-ov 6093  df-oprab 6094
This theorem is referenced by: (None)
  Copyright terms: Public domain W3C validator