Theorem ovshftex 11584

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 11583	. . 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 8303	. . . 4 |- CC e. _V
4	3	a1i 9	. . 3 |- ( ( F e. V /\ A e. CC ) -> CC e. _V )
5		rnexg 5047	. . . . 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 4134	. . . . . . . 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 8637	. . . . . . . . 9 |- ( ( A e. CC /\ z e. CC ) -> ( z - A ) e. CC )
13		brelrng 5013	. . . . . . . . . 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 4273	. . 3 |- ( ( ( F e. V /\ A e. CC ) /\ z e. CC ) -> { w | ( z - A ) F w } e. _V )
21	4, 20	opabex3d 6350	. 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 )

This proof depends on syntax axioms:   -> wi 4   /\ wa 104   = wceq 1402   e. wcel 2209   {cab 2224   _Vcvv 2821   C_ wss 3220   class class class wbr 4130   {copab 4191   ran crn 4775  (class class class)co 6085   CCcc 8177   - cmin 8497   shift cshi 11579

This proof depends on 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 4246  ax-sep 4249  ax-pow 4311  ax-pr 4346  ax-un 4578  ax-setind 4684  ax-cnex 8270  ax-resscn 8271  ax-1cn 8272  ax-icn 8274  ax-addcl 8275  ax-addrcl 8276  ax-mulcl 8277  ax-addcom 8279  ax-addass 8281  ax-distr 8283  ax-i2m1 8284  ax-0id 8287  ax-rnegex 8288  ax-cnre 8290

This proof 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 3690  df-sn 3715  df-pr 3716  df-op 3718  df-uni 3936  df-iun 4014  df-br 4131  df-opab 4193  df-mpt 4194  df-id 4438  df-xp 4780  df-rel 4781  df-cnv 4782  df-co 4783  df-dm 4784  df-rn 4785  df-res 4786  df-ima 4787  df-iota 5337  df-fun 5379  df-fn 5380  df-f 5381  df-f1 5382  df-fo 5383  df-f1o 5384  df-fv 5385  df-riota 6038  df-ov 6088  df-oprab 6089  df-mpo 6090  df-sub 8499  df-shft 11580

This theorem is used by:  2shfti  11596  climshftlemg  12068  climshft  12070  climshft2  12072  eftlub  12457