Theorem ovshftex 11562

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 11561	. . 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 8293	. . . 4 |- CC e. _V
4	3	a1i 9	. . 3 |- ( ( F e. V /\ A e. CC ) -> CC e. _V )
5		rnexg 5042	. . . . 5 |- ( F e. V -> ran F e. _V )
6	5	ad2antrr 492	. . . 4 |- ( ( ( F e. V /\ A e. CC ) /\ z e. CC ) -> ran F e. _V )
7		vex 2824	. . . . . . . 8 |- u e. _V
8		breq2 4129	. . . . . . . 8 |- ( w = u -> ( ( z - A ) F w <-> ( z - A ) F u ) )
9	7, 8	elab 2970	. . . . . . 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 8627	. . . . . . . . 9 |- ( ( A e. CC /\ z e. CC ) -> ( z - A ) e. CC )
13		brelrng 5008	. . . . . . . . . 10 |- ( ( ( z - A ) e. CC /\ u e. _V /\ ( z - A ) F u ) -> u e. ran F )
14	7, 13	mp3an2 1366	. . . . . . . . 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 3254	. . . . 5 |- ( ( A e. CC /\ z e. CC ) -> { w | ( z - A ) F w } C_ ran F )
19	18	adantll 480	. . . 4 |- ( ( ( F e. V /\ A e. CC ) /\ z e. CC ) -> { w | ( z - A ) F w } C_ ran F )
20	6, 19	ssexd 4268	. . 3 |- ( ( ( F e. V /\ A e. CC ) /\ z e. CC ) -> { w | ( z - A ) F w } e. _V )
21	4, 20	opabex3d 6340	. 2 |- ( ( F e. V /\ A e. CC ) -> { <. z , w >. | ( z e. CC /\ ( z - A ) F w ) } e. _V )
22	2, 21	eqeltrd 2315	1 |- ( ( F e. V /\ A e. CC ) -> ( F shift A ) e. _V )

Syntax hints:   -> wi 4   /\ wa 104   = wceq 1402   e. wcel 2209   {cab 2224   _Vcvv 2821   C_ wss 3220   class class class wbr 4125   {copab 4186   ran crn 4770  (class class class)co 6075   CCcc 8167   - cmin 8487   shift cshi 11557

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 623  ax-in2 624  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-14 2212  ax-ext 2220  ax-coll 4241  ax-sep 4244  ax-pow 4306  ax-pr 4341  ax-un 4573  ax-setind 4679  ax-cnex 8260  ax-resscn 8261  ax-1cn 8262  ax-icn 8264  ax-addcl 8265  ax-addrcl 8266  ax-mulcl 8267  ax-addcom 8269  ax-addass 8271  ax-distr 8273  ax-i2m1 8274  ax-0id 8277  ax-rnegex 8278  ax-cnre 8280

This theorem depends on definitions:  df-bi 117  df-3an 1011  df-tru 1405  df-fal 1408  df-nf 1514  df-sb 1816  df-eu 2089  df-mo 2090  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ne 2421  df-ral 2533  df-rex 2534  df-reu 2535  df-rab 2537  df-v 2823  df-sbc 3052  df-csb 3148  df-dif 3222  df-un 3224  df-in 3226  df-ss 3233  df-pw 3687  df-sn 3711  df-pr 3712  df-op 3714  df-uni 3931  df-iun 4009  df-br 4126  df-opab 4188  df-mpt 4189  df-id 4433  df-xp 4775  df-rel 4776  df-cnv 4777  df-co 4778  df-dm 4779  df-rn 4780  df-res 4781  df-ima 4782  df-iota 5332  df-fun 5374  df-fn 5375  df-f 5376  df-f1 5377  df-fo 5378  df-f1o 5379  df-fv 5380  df-riota 6028  df-ov 6078  df-oprab 6079  df-mpo 6080  df-sub 8489  df-shft 11558

This theorem is referenced by:  2shfti  11574  climshftlemg  12046  climshft  12048  climshft2  12050  eftlub  12435