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Theorem shftfib 11842
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 11840 . . . . . 6  |-  ( A  e.  CC  ->  ( F  shift  A )  =  { <. x ,  y
>.  |  ( x  e.  CC  /\  ( x  -  A ) F y ) } )
32breqd 4183 . . . . 5  |-  ( A  e.  CC  ->  ( B ( F  shift  A ) z  <->  B { <. x ,  y >.  |  ( x  e.  CC  /\  ( x  -  A ) F y ) } z ) )
4 vex 2919 . . . . . 6  |-  z  e. 
_V
5 eleq1 2464 . . . . . . . 8  |-  ( x  =  B  ->  (
x  e.  CC  <->  B  e.  CC ) )
6 oveq1 6047 . . . . . . . . 9  |-  ( x  =  B  ->  (
x  -  A )  =  ( B  -  A ) )
76breq1d 4182 . . . . . . . 8  |-  ( x  =  B  ->  (
( x  -  A
) F y  <->  ( B  -  A ) F y ) )
85, 7anbi12d 692 . . . . . . 7  |-  ( x  =  B  ->  (
( x  e.  CC  /\  ( x  -  A
) F y )  <-> 
( B  e.  CC  /\  ( B  -  A
) F y ) ) )
9 breq2 4176 . . . . . . . 8  |-  ( y  =  z  ->  (
( B  -  A
) F y  <->  ( B  -  A ) F z ) )
109anbi2d 685 . . . . . . 7  |-  ( y  =  z  ->  (
( B  e.  CC  /\  ( B  -  A
) F y )  <-> 
( B  e.  CC  /\  ( B  -  A
) F z ) ) )
11 eqid 2404 . . . . . . 7  |-  { <. x ,  y >.  |  ( x  e.  CC  /\  ( x  -  A
) F y ) }  =  { <. x ,  y >.  |  ( x  e.  CC  /\  ( x  -  A
) F y ) }
128, 10, 11brabg 4434 . . . . . 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 653 . . . . 5  |-  ( B  e.  CC  ->  ( B { <. x ,  y
>.  |  ( x  e.  CC  /\  ( x  -  A ) F y ) } z  <-> 
( B  e.  CC  /\  ( B  -  A
) F z ) ) )
143, 13sylan9bb 681 . . . 4  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( B ( F 
shift  A ) z  <->  ( B  e.  CC  /\  ( B  -  A ) F z ) ) )
15 ibar 491 . . . . 5  |-  ( B  e.  CC  ->  (
( B  -  A
) F z  <->  ( B  e.  CC  /\  ( B  -  A ) F z ) ) )
1615adantl 453 . . . 4  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( ( B  -  A ) F z  <-> 
( B  e.  CC  /\  ( B  -  A
) F z ) ) )
1714, 16bitr4d 248 . . 3  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( B ( F 
shift  A ) z  <->  ( B  -  A ) F z ) )
1817abbidv 2518 . 2  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  { z  |  B
( F  shift  A ) z }  =  {
z  |  ( B  -  A ) F z } )
19 imasng 5185 . . 3  |-  ( B  e.  CC  ->  (
( F  shift  A )
" { B }
)  =  { z  |  B ( F 
shift  A ) z } )
2019adantl 453 . 2  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( ( F  shift  A ) " { B } )  =  {
z  |  B ( F  shift  A )
z } )
21 ovex 6065 . . 3  |-  ( B  -  A )  e. 
_V
22 imasng 5185 . . 3  |-  ( ( B  -  A )  e.  _V  ->  ( F " { ( B  -  A ) } )  =  { z  |  ( B  -  A ) F z } )
2321, 22mp1i 12 . 2  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( F " {
( B  -  A
) } )  =  { z  |  ( B  -  A ) F z } )
2418, 20, 233eqtr4d 2446 1  |-  ( ( A  e.  CC  /\  B  e.  CC )  ->  ( ( F  shift  A ) " { B } )  =  ( F " { ( B  -  A ) } ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    <-> wb 177    /\ wa 359    = wceq 1649    e. wcel 1721   {cab 2390   _Vcvv 2916   {csn 3774   class class class wbr 4172   {copab 4225   "cima 4840  (class class class)co 6040   CCcc 8944    - cmin 9247    shift cshi 11836
This theorem is referenced by:  shftval  11844
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1552  ax-5 1563  ax-17 1623  ax-9 1662  ax-8 1683  ax-13 1723  ax-14 1725  ax-6 1740  ax-7 1745  ax-11 1757  ax-12 1946  ax-ext 2385  ax-rep 4280  ax-sep 4290  ax-nul 4298  ax-pow 4337  ax-pr 4363  ax-un 4660  ax-resscn 9003  ax-1cn 9004  ax-icn 9005  ax-addcl 9006  ax-addrcl 9007  ax-mulcl 9008  ax-mulrcl 9009  ax-mulcom 9010  ax-addass 9011  ax-mulass 9012  ax-distr 9013  ax-i2m1 9014  ax-1ne0 9015  ax-1rid 9016  ax-rnegex 9017  ax-rrecex 9018  ax-cnre 9019  ax-pre-lttri 9020  ax-pre-lttrn 9021  ax-pre-ltadd 9022
This theorem depends on definitions:  df-bi 178  df-or 360  df-an 361  df-3or 937  df-3an 938  df-tru 1325  df-ex 1548  df-nf 1551  df-sb 1656  df-eu 2258  df-mo 2259  df-clab 2391  df-cleq 2397  df-clel 2400  df-nfc 2529  df-ne 2569  df-nel 2570  df-ral 2671  df-rex 2672  df-reu 2673  df-rab 2675  df-v 2918  df-sbc 3122  df-csb 3212  df-dif 3283  df-un 3285  df-in 3287  df-ss 3294  df-nul 3589  df-if 3700  df-pw 3761  df-sn 3780  df-pr 3781  df-op 3783  df-uni 3976  df-iun 4055  df-br 4173  df-opab 4227  df-mpt 4228  df-id 4458  df-po 4463  df-so 4464  df-xp 4843  df-rel 4844  df-cnv 4845  df-co 4846  df-dm 4847  df-rn 4848  df-res 4849  df-ima 4850  df-iota 5377  df-fun 5415  df-fn 5416  df-f 5417  df-f1 5418  df-fo 5419  df-f1o 5420  df-fv 5421  df-ov 6043  df-oprab 6044  df-mpt2 6045  df-riota 6508  df-er 6864  df-en 7069  df-dom 7070  df-sdom 7071  df-pnf 9078  df-mnf 9079  df-ltxr 9081  df-sub 9249  df-shft 11837
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