Theorem ovshftex 11330

Description: Existence of the result of applying shift. (Contributed by Jim Kingdon, 15-Aug-2021.)

Assertion

Ref	Expression
ovshftex	|- ( ( F e. V /\ A e. CC ) -> ( F shift A ) e. _V )

Proof of Theorem ovshftex

Dummy variables u w z are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		shftfvalg 11329	. . 3 |- ( ( A e. CC /\ F e. V ) -> ( F shift A ) = { <. z , w >. | ( z e. CC /\ ( z - A ) F w ) } )
2	1	ancoms 268	. 2 |- ( ( F e. V /\ A e. CC ) -> ( F shift A ) = { <. z , w >. | ( z e. CC /\ ( z - A ) F w ) } )
3		cnex 8123	. . . 4 |- CC e. _V
4	3	a1i 9	. . 3 |- ( ( F e. V /\ A e. CC ) -> CC e. _V )
5		rnexg 4989	. . . . 5 |- ( F e. V -> ran F e. _V )
6	5	ad2antrr 488	. . . 4 |- ( ( ( F e. V /\ A e. CC ) /\ z e. CC ) -> ran F e. _V )
7		vex 2802	. . . . . . . 8 |- u e. _V
8		breq2 4087	. . . . . . . 8 |- ( w = u -> ( ( z - A ) F w <-> ( z - A ) F u ) )
9	7, 8	elab 2947	. . . . . . 7 |- ( u e. { w | ( z - A ) F w } <-> ( z - A ) F u )
10		simpr 110	. . . . . . . . . 10 |- ( ( A e. CC /\ z e. CC ) -> z e. CC )
11		simpl 109	. . . . . . . . . 10 |- ( ( A e. CC /\ z e. CC ) -> A e. CC )
12	10, 11	subcld 8457	. . . . . . . . 9 |- ( ( A e. CC /\ z e. CC ) -> ( z - A ) e. CC )
13		brelrng 4955	. . . . . . . . . 10 |- ( ( ( z - A ) e. CC /\ u e. _V /\ ( z - A ) F u ) -> u e. ran F )
14	7, 13	mp3an2 1359	. . . . . . . . 9 |- ( ( ( z - A ) e. CC /\ ( z - A ) F u ) -> u e. ran F )
15	12, 14	sylan 283	. . . . . . . 8 |- ( ( ( A e. CC /\ z e. CC ) /\ ( z - A ) F u ) -> u e. ran F )
16	15	ex 115	. . . . . . 7 |- ( ( A e. CC /\ z e. CC ) -> ( ( z - A ) F u -> u e. ran F ) )
17	9, 16	biimtrid 152	. . . . . 6 |- ( ( A e. CC /\ z e. CC ) -> ( u e. { w | ( z - A ) F w } -> u e. ran F ) )
18	17	ssrdv 3230	. . . . 5 |- ( ( A e. CC /\ z e. CC ) -> { w | ( z - A ) F w } C_ ran F )
19	18	adantll 476	. . . 4 |- ( ( ( F e. V /\ A e. CC ) /\ z e. CC ) -> { w | ( z - A ) F w } C_ ran F )
20	6, 19	ssexd 4224	. . 3 |- ( ( ( F e. V /\ A e. CC ) /\ z e. CC ) -> { w | ( z - A ) F w } e. _V )
21	4, 20	opabex3d 6266	. 2 |- ( ( F e. V /\ A e. CC ) -> { <. z , w >. | ( z e. CC /\ ( z - A ) F w ) } e. _V )
22	2, 21	eqeltrd 2306	1 |- ( ( F e. V /\ A e. CC ) -> ( F shift A ) e. _V )

Syntax hints:   -> wi 4   /\ wa 104   = wceq 1395   e. wcel 2200   {cab 2215   _Vcvv 2799   C_ wss 3197   class class class wbr 4083   {copab 4144   ran crn 4720  (class class class)co 6001   CCcc 7997   - cmin 8317   shift cshi 11325

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 617  ax-in2 618  ax-io 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-13 2202  ax-14 2203  ax-ext 2211  ax-coll 4199  ax-sep 4202  ax-pow 4258  ax-pr 4293  ax-un 4524  ax-setind 4629  ax-cnex 8090  ax-resscn 8091  ax-1cn 8092  ax-icn 8094  ax-addcl 8095  ax-addrcl 8096  ax-mulcl 8097  ax-addcom 8099  ax-addass 8101  ax-distr 8103  ax-i2m1 8104  ax-0id 8107  ax-rnegex 8108  ax-cnre 8110

This theorem depends on definitions:  df-bi 117  df-3an 1004  df-tru 1398  df-fal 1401  df-nf 1507  df-sb 1809  df-eu 2080  df-mo 2081  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-ne 2401  df-ral 2513  df-rex 2514  df-reu 2515  df-rab 2517  df-v 2801  df-sbc 3029  df-csb 3125  df-dif 3199  df-un 3201  df-in 3203  df-ss 3210  df-pw 3651  df-sn 3672  df-pr 3673  df-op 3675  df-uni 3889  df-iun 3967  df-br 4084  df-opab 4146  df-mpt 4147  df-id 4384  df-xp 4725  df-rel 4726  df-cnv 4727  df-co 4728  df-dm 4729  df-rn 4730  df-res 4731  df-ima 4732  df-iota 5278  df-fun 5320  df-fn 5321  df-f 5322  df-f1 5323  df-fo 5324  df-f1o 5325  df-fv 5326  df-riota 5954  df-ov 6004  df-oprab 6005  df-mpo 6006  df-sub 8319  df-shft 11326

This theorem is referenced by:  2shfti  11342  climshftlemg  11813  climshft  11815  climshft2  11817  eftlub  12201