Theorem cvgratnnlemfm 12240

Description: Lemma for cvgratnn 12242. (Contributed by Jim Kingdon, 23-Nov-2022.)

Hypotheses

Ref	Expression
cvgratnn.3	|- ( ph -> A e. RR )
cvgratnn.4	|- ( ph -> A < 1 )
cvgratnn.gt0	|- ( ph -> 0 < A )
cvgratnn.6	|- ( ( ph /\ k e. NN ) -> ( F ` k ) e. CC )
cvgratnn.7	|- ( ( ph /\ k e. NN ) -> ( abs ` ( F ` ( k + 1 ) ) ) <_ ( A x. ( abs ` ( F ` k ) ) ) )
cvgratnnlemfm.m	|- ( ph -> M e. NN )

Assertion

Ref	Expression
cvgratnnlemfm	|- ( ph -> ( abs ` ( F ` M ) ) < ( ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( ( abs ` ( F ` 1 ) ) + 1 ) ) / M ) )

Distinct variable groups:   A, k   k, F   ph, k   k, M

Proof of Theorem cvgratnnlemfm

Step	Hyp	Ref	Expression
1		fveq2 5675	. . . . 5 |- ( k = M -> ( F ` k ) = ( F ` M ) )
2	1	eleq1d 2303	. . . 4 |- ( k = M -> ( ( F ` k ) e. CC <-> ( F ` M ) e. CC ) )
3		cvgratnn.6	. . . . 5 |- ( ( ph /\ k e. NN ) -> ( F ` k ) e. CC )
4	3	ralrimiva 2617	. . . 4 |- ( ph -> A. k e. NN ( F ` k ) e. CC )
5		cvgratnnlemfm.m	. . . 4 |- ( ph -> M e. NN )
6	2, 4, 5	rspcdva 2928	. . 3 |- ( ph -> ( F ` M ) e. CC )
7	6	abscld 11891	. 2 |- ( ph -> ( abs ` ( F ` M ) ) e. RR )
8		cvgratnn.3	. . . . . . . . . 10 |- ( ph -> A e. RR )
9		cvgratnn.gt0	. . . . . . . . . . 11 |- ( ph -> 0 < A )
10	8, 9	gt0ap0d 8920	. . . . . . . . . 10 |- ( ph -> A # 0 )
11	8, 10	rerecclapd 9125	. . . . . . . . 9 |- ( ph -> ( 1 / A ) e. RR )
12		1red 8305	. . . . . . . . 9 |- ( ph -> 1 e. RR )
13	11, 12	resubcld 8671	. . . . . . . 8 |- ( ph -> ( ( 1 / A ) - 1 ) e. RR )
14		cvgratnn.4	. . . . . . . . . 10 |- ( ph -> A < 1 )
15	8, 9	elrpd 10044	. . . . . . . . . . 11 |- ( ph -> A e. RR+ )
16	15	reclt1d 10061	. . . . . . . . . 10 |- ( ph -> ( A < 1 <-> 1 < ( 1 / A ) ) )
17	14, 16	mpbid 147	. . . . . . . . 9 |- ( ph -> 1 < ( 1 / A ) )
18	12, 11	posdifd 8823	. . . . . . . . 9 |- ( ph -> ( 1 < ( 1 / A ) <-> 0 < ( ( 1 / A ) - 1 ) ) )
19	17, 18	mpbid 147	. . . . . . . 8 |- ( ph -> 0 < ( ( 1 / A ) - 1 ) )
20	13, 19	elrpd 10044	. . . . . . 7 |- ( ph -> ( ( 1 / A ) - 1 ) e. RR+ )
21	20	rpreccld 10058	. . . . . 6 |- ( ph -> ( 1 / ( ( 1 / A ) - 1 ) ) e. RR+ )
22	21, 15	rpdivcld 10065	. . . . 5 |- ( ph -> ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) e. RR+ )
23	22	rpred 10047	. . . 4 |- ( ph -> ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) e. RR )
24		fveq2 5675	. . . . . . 7 |- ( k = 1 -> ( F ` k ) = ( F ` 1 ) )
25	24	eleq1d 2303	. . . . . 6 |- ( k = 1 -> ( ( F ` k ) e. CC <-> ( F ` 1 ) e. CC ) )
26		1nn 9265	. . . . . . 7 |- 1 e. NN
27	26	a1i 9	. . . . . 6 |- ( ph -> 1 e. NN )
28	25, 4, 27	rspcdva 2928	. . . . 5 |- ( ph -> ( F ` 1 ) e. CC )
29	28	abscld 11891	. . . 4 |- ( ph -> ( abs ` ( F ` 1 ) ) e. RR )
30	23, 29	remulcld 8320	. . 3 |- ( ph -> ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( abs ` ( F ` 1 ) ) ) e. RR )
31	30, 5	nndivred 9304	. 2 |- ( ph -> ( ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( abs ` ( F ` 1 ) ) ) / M ) e. RR )
32		peano2re 8425	. . . . 5 |- ( ( abs ` ( F ` 1 ) ) e. RR -> ( ( abs ` ( F ` 1 ) ) + 1 ) e. RR )
33	29, 32	syl 14	. . . 4 |- ( ph -> ( ( abs ` ( F ` 1 ) ) + 1 ) e. RR )
34	23, 33	remulcld 8320	. . 3 |- ( ph -> ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( ( abs ` ( F ` 1 ) ) + 1 ) ) e. RR )
35	34, 5	nndivred 9304	. 2 |- ( ph -> ( ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( ( abs ` ( F ` 1 ) ) + 1 ) ) / M ) e. RR )
36		nnm1nn0 9554	. . . . . 6 |- ( M e. NN -> ( M - 1 ) e. NN0 )
37	5, 36	syl 14	. . . . 5 |- ( ph -> ( M - 1 ) e. NN0 )
38	8, 37	reexpcld 11077	. . . 4 |- ( ph -> ( A ^ ( M - 1 ) ) e. RR )
39	29, 38	remulcld 8320	. . 3 |- ( ph -> ( ( abs ` ( F ` 1 ) ) x. ( A ^ ( M - 1 ) ) ) e. RR )
40		cvgratnn.7	. . . 4 |- ( ( ph /\ k e. NN ) -> ( abs ` ( F ` ( k + 1 ) ) ) <_ ( A x. ( abs ` ( F ` k ) ) ) )
41	8, 14, 9, 3, 40, 5	cvgratnnlemnexp 12235	. . 3 |- ( ph -> ( abs ` ( F ` M ) ) <_ ( ( abs ` ( F ` 1 ) ) x. ( A ^ ( M - 1 ) ) ) )
42	23, 5	nndivred 9304	. . . . 5 |- ( ph -> ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) / M ) e. RR )
43	28	absge0d 11894	. . . . 5 |- ( ph -> 0 <_ ( abs ` ( F ` 1 ) ) )
44	8	recnd 8318	. . . . . . . . 9 |- ( ph -> A e. CC )
45	5	nnzd 9717	. . . . . . . . 9 |- ( ph -> M e. ZZ )
46	44, 10, 45	expm1apd 11070	. . . . . . . 8 |- ( ph -> ( A ^ ( M - 1 ) ) = ( ( A ^ M ) / A ) )
47	5	nnnn0d 9570	. . . . . . . . . 10 |- ( ph -> M e. NN0 )
48	8, 47	reexpcld 11077	. . . . . . . . 9 |- ( ph -> ( A ^ M ) e. RR )
49	21	rpred 10047	. . . . . . . . . 10 |- ( ph -> ( 1 / ( ( 1 / A ) - 1 ) ) e. RR )
50	49, 5	nndivred 9304	. . . . . . . . 9 |- ( ph -> ( ( 1 / ( ( 1 / A ) - 1 ) ) / M ) e. RR )
51	8, 14, 9, 5	cvgratnnlembern 12234	. . . . . . . . 9 |- ( ph -> ( A ^ M ) < ( ( 1 / ( ( 1 / A ) - 1 ) ) / M ) )
52	48, 50, 15, 51	ltdiv1dd 10105	. . . . . . . 8 |- ( ph -> ( ( A ^ M ) / A ) < ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / M ) / A ) )
53	46, 52	eqbrtrd 4136	. . . . . . 7 |- ( ph -> ( A ^ ( M - 1 ) ) < ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / M ) / A ) )
54	49	recnd 8318	. . . . . . . 8 |- ( ph -> ( 1 / ( ( 1 / A ) - 1 ) ) e. CC )
55	5	nncnd 9268	. . . . . . . 8 |- ( ph -> M e. CC )
56	5	nnap0d 9300	. . . . . . . 8 |- ( ph -> M # 0 )
57	54, 55, 44, 56, 10	divdiv32apd 9107	. . . . . . 7 |- ( ph -> ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / M ) / A ) = ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) / M ) )
58	53, 57	breqtrd 4140	. . . . . 6 |- ( ph -> ( A ^ ( M - 1 ) ) < ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) / M ) )
59	38, 42, 58	ltled 8408	. . . . 5 |- ( ph -> ( A ^ ( M - 1 ) ) <_ ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) / M ) )
60	38, 42, 29, 43, 59	lemul2ad 9231	. . . 4 |- ( ph -> ( ( abs ` ( F ` 1 ) ) x. ( A ^ ( M - 1 ) ) ) <_ ( ( abs ` ( F ` 1 ) ) x. ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) / M ) ) )
61	29	recnd 8318	. . . . . . 7 |- ( ph -> ( abs ` ( F ` 1 ) ) e. CC )
62	23	recnd 8318	. . . . . . 7 |- ( ph -> ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) e. CC )
63	61, 62	mulcomd 8311	. . . . . 6 |- ( ph -> ( ( abs ` ( F ` 1 ) ) x. ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) ) = ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( abs ` ( F ` 1 ) ) ) )
64	63	oveq1d 6073	. . . . 5 |- ( ph -> ( ( ( abs ` ( F ` 1 ) ) x. ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) ) / M ) = ( ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( abs ` ( F ` 1 ) ) ) / M ) )
65	61, 62, 55, 56	divassapd 9117	. . . . 5 |- ( ph -> ( ( ( abs ` ( F ` 1 ) ) x. ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) ) / M ) = ( ( abs ` ( F ` 1 ) ) x. ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) / M ) ) )
66	64, 65	eqtr3d 2269	. . . 4 |- ( ph -> ( ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( abs ` ( F ` 1 ) ) ) / M ) = ( ( abs ` ( F ` 1 ) ) x. ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) / M ) ) )
67	60, 66	breqtrrd 4142	. . 3 |- ( ph -> ( ( abs ` ( F ` 1 ) ) x. ( A ^ ( M - 1 ) ) ) <_ ( ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( abs ` ( F ` 1 ) ) ) / M ) )
68	7, 39, 31, 41, 67	letrd 8413	. 2 |- ( ph -> ( abs ` ( F ` M ) ) <_ ( ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( abs ` ( F ` 1 ) ) ) / M ) )
69	5	nnrpd 10045	. . 3 |- ( ph -> M e. RR+ )
70	29	ltp1d 9221	. . . 4 |- ( ph -> ( abs ` ( F ` 1 ) ) < ( ( abs ` ( F ` 1 ) ) + 1 ) )
71	29, 33, 22, 70	ltmul2dd 10104	. . 3 |- ( ph -> ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( abs ` ( F ` 1 ) ) ) < ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( ( abs ` ( F ` 1 ) ) + 1 ) ) )
72	30, 34, 69, 71	ltdiv1dd 10105	. 2 |- ( ph -> ( ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( abs ` ( F ` 1 ) ) ) / M ) < ( ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( ( abs ` ( F ` 1 ) ) + 1 ) ) / M ) )
73	7, 31, 35, 68, 72	lelttrd 8414	1 |- ( ph -> ( abs ` ( F ` M ) ) < ( ( ( ( 1 / ( ( 1 / A ) - 1 ) ) / A ) x. ( ( abs ` ( F ` 1 ) ) + 1 ) ) / M ) )

Syntax hints:   -> wi 4   /\ wa 104   = wceq 1398   e. wcel 2205   class class class wbr 4114   ` cfv 5357  (class class class)co 6058   CCcc 8141   RRcr 8142   0cc0 8143   1c1 8144   + caddc 8146   x. cmul 8148   < clt 8324   <_ cle 8325   - cmin 8460   / cdiv 8963   NNcn 9254   NN0cn0 9513   ^cexp 10924   abscabs 11707

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 619  ax-in2 620  ax-io 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-13 2207  ax-14 2208  ax-ext 2216  ax-coll 4230  ax-sep 4233  ax-nul 4241  ax-pow 4292  ax-pr 4327  ax-un 4559  ax-setind 4664  ax-iinf 4715  ax-cnex 8234  ax-resscn 8235  ax-1cn 8236  ax-1re 8237  ax-icn 8238  ax-addcl 8239  ax-addrcl 8240  ax-mulcl 8241  ax-mulrcl 8242  ax-addcom 8243  ax-mulcom 8244  ax-addass 8245  ax-mulass 8246  ax-distr 8247  ax-i2m1 8248  ax-0lt1 8249  ax-1rid 8250  ax-0id 8251  ax-rnegex 8252  ax-precex 8253  ax-cnre 8254  ax-pre-ltirr 8255  ax-pre-ltwlin 8256  ax-pre-lttrn 8257  ax-pre-apti 8258  ax-pre-ltadd 8259  ax-pre-mulgt0 8260  ax-pre-mulext 8261  ax-arch 8262  ax-caucvg 8263

This theorem depends on definitions:  df-bi 117  df-dc 843  df-3or 1006  df-3an 1007  df-tru 1401  df-fal 1404  df-nf 1510  df-sb 1812  df-eu 2085  df-mo 2086  df-clab 2221  df-cleq 2227  df-clel 2230  df-nfc 2375  df-ne 2415  df-nel 2510  df-ral 2527  df-rex 2528  df-reu 2529  df-rmo 2530  df-rab 2531  df-v 2817  df-sbc 3046  df-csb 3142  df-dif 3216  df-un 3218  df-in 3220  df-ss 3227  df-nul 3513  df-if 3625  df-pw 3676  df-sn 3700  df-pr 3701  df-op 3703  df-uni 3920  df-int 3955  df-iun 3998  df-br 4115  df-opab 4177  df-mpt 4178  df-tr 4214  df-id 4419  df-po 4422  df-iso 4423  df-iord 4492  df-on 4494  df-ilim 4495  df-suc 4497  df-iom 4718  df-xp 4760  df-rel 4761  df-cnv 4762  df-co 4763  df-dm 4764  df-rn 4765  df-res 4766  df-ima 4767  df-iota 5317  df-fun 5359  df-fn 5360  df-f 5361  df-f1 5362  df-fo 5363  df-f1o 5364  df-fv 5365  df-riota 6011  df-ov 6061  df-oprab 6062  df-mpo 6063  df-1st 6347  df-2nd 6348  df-recs 6549  df-frec 6635  df-pnf 8326  df-mnf 8327  df-xr 8328  df-ltxr 8329  df-le 8330  df-sub 8462  df-neg 8463  df-reap 8866  df-ap 8873  df-div 8964  df-inn 9255  df-2 9313  df-3 9314  df-4 9315  df-n0 9514  df-z 9595  df-uz 9872  df-rp 10005  df-seqfrec 10834  df-exp 10925  df-cj 11552  df-re 11553  df-im 11554  df-rsqrt 11708  df-abs 11709

This theorem is referenced by:  cvgratnnlemrate  12241