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Theorem shftfib 9838
Description: Value of a fiber of the relation  F. (Contributed by Mario Carneiro, 4-Nov-2013.)
Hypothesis
Ref Expression
shftfval.1  |-  F  e. 
_V
Assertion
Ref Expression
shftfib  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( ( F  shift  A ) " { B } )  =  ( F " { ( B  -  A ) } ) )

Proof of Theorem shftfib
Dummy variables  x  y  z are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 shftfval.1 . . . . . . 7  |-  F  e. 
_V
21shftfval 9836 . . . . . 6  |-  ( A  e.  CC  ->  ( F  shift  A )  =  { <. x ,  y
>.  |  ( x  e.  CC  /\  ( x  -  A ) F y ) } )
32breqd 3798 . . . . 5  |-  ( A  e.  CC  ->  ( B ( F  shift  A ) z  <->  B { <. x ,  y >.  |  ( x  e.  CC  /\  ( x  -  A ) F y ) } z ) )
4 vex 2605 . . . . . 6  |-  z  e. 
_V
5 eleq1 2142 . . . . . . . 8  |-  ( x  =  B  ->  (
x  e.  CC  <->  B  e.  CC ) )
6 oveq1 5544 . . . . . . . . 9  |-  ( x  =  B  ->  (
x  -  A )  =  ( B  -  A ) )
76breq1d 3797 . . . . . . . 8  |-  ( x  =  B  ->  (
( x  -  A
) F y  <->  ( B  -  A ) F y ) )
85, 7anbi12d 457 . . . . . . 7  |-  ( x  =  B  ->  (
( x  e.  CC  /\  ( x  -  A
) F y )  <-> 
( B  e.  CC  /\  ( B  -  A
) F y ) ) )
9 breq2 3791 . . . . . . . 8  |-  ( y  =  z  ->  (
( B  -  A
) F y  <->  ( B  -  A ) F z ) )
109anbi2d 452 . . . . . . 7  |-  ( y  =  z  ->  (
( B  e.  CC  /\  ( B  -  A
) F y )  <-> 
( B  e.  CC  /\  ( B  -  A
) F z ) ) )
11 eqid 2082 . . . . . . 7  |-  { <. x ,  y >.  |  ( x  e.  CC  /\  ( x  -  A
) F y ) }  =  { <. x ,  y >.  |  ( x  e.  CC  /\  ( x  -  A
) F y ) }
128, 10, 11brabg 4026 . . . . . 6  |-  ( ( B  e.  CC  /\  z  e.  _V )  ->  ( B { <. x ,  y >.  |  ( x  e.  CC  /\  ( x  -  A
) F y ) } z  <->  ( B  e.  CC  /\  ( B  -  A ) F z ) ) )
134, 12mpan2 416 . . . . 5  |-  ( B  e.  CC  ->  ( B { <. x ,  y
>.  |  ( x  e.  CC  /\  ( x  -  A ) F y ) } z  <-> 
( B  e.  CC  /\  ( B  -  A
) F z ) ) )
143, 13sylan9bb 450 . . . 4  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( B ( F 
shift  A ) z  <->  ( B  e.  CC  /\  ( B  -  A ) F z ) ) )
15 ibar 295 . . . . 5  |-  ( B  e.  CC  ->  (
( B  -  A
) F z  <->  ( B  e.  CC  /\  ( B  -  A ) F z ) ) )
1615adantl 271 . . . 4  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( ( B  -  A ) F z  <-> 
( B  e.  CC  /\  ( B  -  A
) F z ) ) )
1714, 16bitr4d 189 . . 3  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( B ( F 
shift  A ) z  <->  ( B  -  A ) F z ) )
1817abbidv 2197 . 2  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  { z  |  B
( F  shift  A ) z }  =  {
z  |  ( B  -  A ) F z } )
19 imasng 4714 . . 3  |-  ( B  e.  CC  ->  (
( F  shift  A )
" { B }
)  =  { z  |  B ( F 
shift  A ) z } )
2019adantl 271 . 2  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( ( F  shift  A ) " { B } )  =  {
z  |  B ( F  shift  A )
z } )
21 simpr 108 . . . 4  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  B  e.  CC )
22 simpl 107 . . . 4  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  A  e.  CC )
2321, 22subcld 7475 . . 3  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( B  -  A
)  e.  CC )
24 imasng 4714 . . 3  |-  ( ( B  -  A )  e.  CC  ->  ( F " { ( B  -  A ) } )  =  { z  |  ( B  -  A ) F z } )
2523, 24syl 14 . 2  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( F " {
( B  -  A
) } )  =  { z  |  ( B  -  A ) F z } )
2618, 20, 253eqtr4d 2124 1  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( ( F  shift  A ) " { B } )  =  ( F " { ( B  -  A ) } ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 102    <-> wb 103    = wceq 1285    e. wcel 1434   {cab 2068   _Vcvv 2602   {csn 3400   class class class wbr 3787   {copab 3840   "cima 4368  (class class class)co 5537   CCcc 7030    - cmin 7335    shift cshi 9829
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 104  ax-ia2 105  ax-ia3 106  ax-in1 577  ax-in2 578  ax-io 663  ax-5 1377  ax-7 1378  ax-gen 1379  ax-ie1 1423  ax-ie2 1424  ax-8 1436  ax-10 1437  ax-11 1438  ax-i12 1439  ax-bndl 1440  ax-4 1441  ax-13 1445  ax-14 1446  ax-17 1460  ax-i9 1464  ax-ial 1468  ax-i5r 1469  ax-ext 2064  ax-coll 3895  ax-sep 3898  ax-pow 3950  ax-pr 3966  ax-un 4190  ax-setind 4282  ax-resscn 7119  ax-1cn 7120  ax-icn 7122  ax-addcl 7123  ax-addrcl 7124  ax-mulcl 7125  ax-addcom 7127  ax-addass 7129  ax-distr 7131  ax-i2m1 7132  ax-0id 7135  ax-rnegex 7136  ax-cnre 7138
This theorem depends on definitions:  df-bi 115  df-3an 922  df-tru 1288  df-fal 1291  df-nf 1391  df-sb 1687  df-eu 1945  df-mo 1946  df-clab 2069  df-cleq 2075  df-clel 2078  df-nfc 2209  df-ne 2247  df-ral 2354  df-rex 2355  df-reu 2356  df-rab 2358  df-v 2604  df-sbc 2817  df-csb 2910  df-dif 2976  df-un 2978  df-in 2980  df-ss 2987  df-pw 3386  df-sn 3406  df-pr 3407  df-op 3409  df-uni 3604  df-iun 3682  df-br 3788  df-opab 3842  df-mpt 3843  df-id 4050  df-xp 4371  df-rel 4372  df-cnv 4373  df-co 4374  df-dm 4375  df-rn 4376  df-res 4377  df-ima 4378  df-iota 4891  df-fun 4928  df-fn 4929  df-f 4930  df-f1 4931  df-fo 4932  df-f1o 4933  df-fv 4934  df-riota 5493  df-ov 5540  df-oprab 5541  df-mpt2 5542  df-sub 7337  df-shft 9830
This theorem is referenced by:  shftval  9840
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