Theorem caucvgsrlemfv 7939

Description: Lemma for caucvgsr 7950. Coercing sequence value from a positive real to a signed real. (Contributed by Jim Kingdon, 29-Jun-2021.)

Hypotheses

Ref	Expression
caucvgsr.f	|- ( ph -> F : N. --> R. )
caucvgsr.cau	|- ( ph -> A. n e. N. A. k e. N. ( n <N k -> ( ( F ` n ) <R ( ( F ` k ) +R [ <. ( <. { l | l <Q ( *Q ` [ <. n , 1o >. ] ~Q ) } , { u | ( *Q ` [ <. n , 1o >. ] ~Q ) <Q u } >. +P. 1P ) , 1P >. ] ~R ) /\ ( F ` k ) <R ( ( F ` n ) +R [ <. ( <. { l | l <Q ( *Q ` [ <. n , 1o >. ] ~Q ) } , { u | ( *Q ` [ <. n , 1o >. ] ~Q ) <Q u } >. +P. 1P ) , 1P >. ] ~R ) ) ) )
caucvgsrlemgt1.gt1	|- ( ph -> A. m e. N. 1R <R ( F ` m ) )
caucvgsrlemf.xfr	|- G = ( x e. N. |-> ( iota_ y e. P. ( F ` x ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) )

Assertion

Ref	Expression
caucvgsrlemfv	|- ( ( ph /\ A e. N. ) -> [ <. ( ( G ` A ) +P. 1P ) , 1P >. ] ~R = ( F ` A ) )

Distinct variable groups:   A, m   x, A, y   m, F   x, F, y   ph, x

Allowed substitution hints:   ph( y, u, k, m, n, l)   A( u, k, n, l)   F( u, k, n, l)   G( x, y, u, k, m, n, l)

Proof of Theorem caucvgsrlemfv

Step	Hyp	Ref	Expression
1		caucvgsrlemf.xfr	. . . . . . 7 |- G = ( x e. N. |-> ( iota_ y e. P. ( F ` x ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) )
2	1	a1i 9	. . . . . 6 |- ( ( ph /\ A e. N. ) -> G = ( x e. N. |-> ( iota_ y e. P. ( F ` x ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) ) )
3		fveq2 5599	. . . . . . . . 9 |- ( x = A -> ( F ` x ) = ( F ` A ) )
4	3	eqeq1d 2216	. . . . . . . 8 |- ( x = A -> ( ( F ` x ) = [ <. ( y +P. 1P ) , 1P >. ] ~R <-> ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) )
5	4	riotabidv 5924	. . . . . . 7 |- ( x = A -> ( iota_ y e. P. ( F ` x ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) = ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) )
6	5	adantl 277	. . . . . 6 |- ( ( ( ph /\ A e. N. ) /\ x = A ) -> ( iota_ y e. P. ( F ` x ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) = ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) )
7		simpr 110	. . . . . 6 |- ( ( ph /\ A e. N. ) -> A e. N. )
8		caucvgsr.f	. . . . . . 7 |- ( ph -> F : N. --> R. )
9		caucvgsrlemgt1.gt1	. . . . . . 7 |- ( ph -> A. m e. N. 1R <R ( F ` m ) )
10	8, 9	caucvgsrlemcl 7937	. . . . . 6 |- ( ( ph /\ A e. N. ) -> ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) e. P. )
11	2, 6, 7, 10	fvmptd 5683	. . . . 5 |- ( ( ph /\ A e. N. ) -> ( G ` A ) = ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) )
12	11	oveq1d 5982	. . . 4 |- ( ( ph /\ A e. N. ) -> ( ( G ` A ) +P. 1P ) = ( ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) +P. 1P ) )
13	12	opeq1d 3839	. . 3 |- ( ( ph /\ A e. N. ) -> <. ( ( G ` A ) +P. 1P ) , 1P >. = <. ( ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) +P. 1P ) , 1P >. )
14	13	eceq1d 6679	. 2 |- ( ( ph /\ A e. N. ) -> [ <. ( ( G ` A ) +P. 1P ) , 1P >. ] ~R = [ <. ( ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) +P. 1P ) , 1P >. ] ~R )
15		eqcom 2209	. . . . . . 7 |- ( ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R <-> [ <. ( y +P. 1P ) , 1P >. ] ~R = ( F ` A ) )
16	15	a1i 9	. . . . . 6 |- ( y e. P. -> ( ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R <-> [ <. ( y +P. 1P ) , 1P >. ] ~R = ( F ` A ) ) )
17	16	riotabiia 5940	. . . . 5 |- ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) = ( iota_ y e. P. [ <. ( y +P. 1P ) , 1P >. ] ~R = ( F ` A ) )
18	17	oveq1i 5977	. . . 4 |- ( ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) +P. 1P ) = ( ( iota_ y e. P. [ <. ( y +P. 1P ) , 1P >. ] ~R = ( F ` A ) ) +P. 1P )
19	18	opeq1i 3836	. . 3 |- <. ( ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) +P. 1P ) , 1P >. = <. ( ( iota_ y e. P. [ <. ( y +P. 1P ) , 1P >. ] ~R = ( F ` A ) ) +P. 1P ) , 1P >.
20		eceq1 6678	. . 3 |- ( <. ( ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) +P. 1P ) , 1P >. = <. ( ( iota_ y e. P. [ <. ( y +P. 1P ) , 1P >. ] ~R = ( F ` A ) ) +P. 1P ) , 1P >. -> [ <. ( ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) +P. 1P ) , 1P >. ] ~R = [ <. ( ( iota_ y e. P. [ <. ( y +P. 1P ) , 1P >. ] ~R = ( F ` A ) ) +P. 1P ) , 1P >. ] ~R )
21	19, 20	mp1i 10	. 2 |- ( ( ph /\ A e. N. ) -> [ <. ( ( iota_ y e. P. ( F ` A ) = [ <. ( y +P. 1P ) , 1P >. ] ~R ) +P. 1P ) , 1P >. ] ~R = [ <. ( ( iota_ y e. P. [ <. ( y +P. 1P ) , 1P >. ] ~R = ( F ` A ) ) +P. 1P ) , 1P >. ] ~R )
22	8	ffvelcdmda 5738	. . 3 |- ( ( ph /\ A e. N. ) -> ( F ` A ) e. R. )
23		0lt1sr 7913	. . . 4 |- 0R <R 1R
24		fveq2 5599	. . . . . . 7 |- ( m = A -> ( F ` m ) = ( F ` A ) )
25	24	breq2d 4071	. . . . . 6 |- ( m = A -> ( 1R <R ( F ` m ) <-> 1R <R ( F ` A ) ) )
26	25	rspcv 2880	. . . . 5 |- ( A e. N. -> ( A. m e. N. 1R <R ( F ` m ) -> 1R <R ( F ` A ) ) )
27	9, 26	mpan9 281	. . . 4 |- ( ( ph /\ A e. N. ) -> 1R <R ( F ` A ) )
28		ltsosr 7912	. . . . 5 |- <R Or R.
29		ltrelsr 7886	. . . . 5 |- <R C_ ( R. X. R. )
30	28, 29	sotri 5097	. . . 4 |- ( ( 0R <R 1R /\ 1R <R ( F ` A ) ) -> 0R <R ( F ` A ) )
31	23, 27, 30	sylancr 414	. . 3 |- ( ( ph /\ A e. N. ) -> 0R <R ( F ` A ) )
32		prsrriota 7936	. . 3 |- ( ( ( F ` A ) e. R. /\ 0R <R ( F ` A ) ) -> [ <. ( ( iota_ y e. P. [ <. ( y +P. 1P ) , 1P >. ] ~R = ( F ` A ) ) +P. 1P ) , 1P >. ] ~R = ( F ` A ) )
33	22, 31, 32	syl2anc 411	. 2 |- ( ( ph /\ A e. N. ) -> [ <. ( ( iota_ y e. P. [ <. ( y +P. 1P ) , 1P >. ] ~R = ( F ` A ) ) +P. 1P ) , 1P >. ] ~R = ( F ` A ) )
34	14, 21, 33	3eqtrd 2244	1 |- ( ( ph /\ A e. N. ) -> [ <. ( ( G ` A ) +P. 1P ) , 1P >. ] ~R = ( F ` A ) )

Syntax hints:   -> wi 4   /\ wa 104   <-> wb 105   = wceq 1373   e. wcel 2178   {cab 2193   A.wral 2486   <.cop 3646   class class class wbr 4059   |-> cmpt 4121   -->wf 5286   ` cfv 5290   iota_crio 5921  (class class class)co 5967   1oc1o 6518   [cec 6641   N.cnpi 7420   <N clti 7423   ~Q ceq 7427   *Qcrq 7432   <Q cltq 7433   P.cnp 7439   1Pc1p 7440   +P. cpp 7441   ~R cer 7444   R.cnr 7445   0Rc0r 7446   1Rc1r 7447   +R cplr 7449   <R cltr 7451

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 615  ax-in2 616  ax-io 711  ax-5 1471  ax-7 1472  ax-gen 1473  ax-ie1 1517  ax-ie2 1518  ax-8 1528  ax-10 1529  ax-11 1530  ax-i12 1531  ax-bndl 1533  ax-4 1534  ax-17 1550  ax-i9 1554  ax-ial 1558  ax-i5r 1559  ax-13 2180  ax-14 2181  ax-ext 2189  ax-coll 4175  ax-sep 4178  ax-nul 4186  ax-pow 4234  ax-pr 4269  ax-un 4498  ax-setind 4603  ax-iinf 4654

This theorem depends on definitions:  df-bi 117  df-dc 837  df-3or 982  df-3an 983  df-tru 1376  df-fal 1379  df-nf 1485  df-sb 1787  df-eu 2058  df-mo 2059  df-clab 2194  df-cleq 2200  df-clel 2203  df-nfc 2339  df-ne 2379  df-ral 2491  df-rex 2492  df-reu 2493  df-rmo 2494  df-rab 2495  df-v 2778  df-sbc 3006  df-csb 3102  df-dif 3176  df-un 3178  df-in 3180  df-ss 3187  df-nul 3469  df-pw 3628  df-sn 3649  df-pr 3650  df-op 3652  df-uni 3865  df-int 3900  df-iun 3943  df-br 4060  df-opab 4122  df-mpt 4123  df-tr 4159  df-eprel 4354  df-id 4358  df-po 4361  df-iso 4362  df-iord 4431  df-on 4433  df-suc 4436  df-iom 4657  df-xp 4699  df-rel 4700  df-cnv 4701  df-co 4702  df-dm 4703  df-rn 4704  df-res 4705  df-ima 4706  df-iota 5251  df-fun 5292  df-fn 5293  df-f 5294  df-f1 5295  df-fo 5296  df-f1o 5297  df-fv 5298  df-riota 5922  df-ov 5970  df-oprab 5971  df-mpo 5972  df-1st 6249  df-2nd 6250  df-recs 6414  df-irdg 6479  df-1o 6525  df-2o 6526  df-oadd 6529  df-omul 6530  df-er 6643  df-ec 6645  df-qs 6649  df-ni 7452  df-pli 7453  df-mi 7454  df-lti 7455  df-plpq 7492  df-mpq 7493  df-enq 7495  df-nqqs 7496  df-plqqs 7497  df-mqqs 7498  df-1nqqs 7499  df-rq 7500  df-ltnqqs 7501  df-enq0 7572  df-nq0 7573  df-0nq0 7574  df-plq0 7575  df-mq0 7576  df-inp 7614  df-i1p 7615  df-iplp 7616  df-iltp 7618  df-enr 7874  df-nr 7875  df-ltr 7878  df-0r 7879  df-1r 7880

This theorem is referenced by:  caucvgsrlemcau  7941  caucvgsrlembound  7942  caucvgsrlemgt1  7943