Theorem climserle 12026

Description: The partial sums of a converging infinite series with nonnegative terms are bounded by its limit. (Contributed by NM, 27-Dec-2005.) (Revised by Mario Carneiro, 9-Feb-2014.)

Hypotheses

Ref	Expression
clim2iser.1	|- Z = ( ZZ>= ` M )
climserle.2	|- ( ph -> N e. Z )
climserle.3	|- ( ph -> seq M ( + , F ) ~~> A )
climserle.4	|- ( ( ph /\ k e. Z ) -> ( F ` k ) e. RR )
climserle.5	|- ( ( ph /\ k e. Z ) -> 0 <_ ( F ` k ) )

Assertion

Ref	Expression
climserle	|- ( ph -> ( seq M ( + , F ) ` N ) <_ A )

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

Proof of Theorem climserle

Dummy variables j v are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		clim2iser.1	. 2 |- Z = ( ZZ>= ` M )
2		climserle.2	. 2 |- ( ph -> N e. Z )
3		climserle.3	. 2 |- ( ph -> seq M ( + , F ) ~~> A )
4	2, 1	eleqtrdi 2325	. . . . 5 |- ( ph -> N e. ( ZZ>= ` M ) )
5		eluzel2 9857	. . . . 5 |- ( N e. ( ZZ>= ` M ) -> M e. ZZ )
6	4, 5	syl 14	. . . 4 |- ( ph -> M e. ZZ )
7		climserle.4	. . . 4 |- ( ( ph /\ k e. Z ) -> ( F ` k ) e. RR )
8	1, 6, 7	serfre 10845	. . 3 |- ( ph -> seq M ( + , F ) : Z --> RR )
9	8	ffvelcdmda 5811	. 2 |- ( ( ph /\ j e. Z ) -> ( seq M ( + , F ) ` j ) e. RR )
10	1	peano2uzs 9915	. . . . 5 |- ( j e. Z -> ( j + 1 ) e. Z )
11		fveq2 5669	. . . . . . . . 9 |- ( k = ( j + 1 ) -> ( F ` k ) = ( F ` ( j + 1 ) ) )
12	11	breq2d 4120	. . . . . . . 8 |- ( k = ( j + 1 ) -> ( 0 <_ ( F ` k ) <-> 0 <_ ( F ` ( j + 1 ) ) ) )
13	12	imbi2d 230	. . . . . . 7 |- ( k = ( j + 1 ) -> ( ( ph -> 0 <_ ( F ` k ) ) <-> ( ph -> 0 <_ ( F ` ( j + 1 ) ) ) ) )
14		climserle.5	. . . . . . . 8 |- ( ( ph /\ k e. Z ) -> 0 <_ ( F ` k ) )
15	14	expcom 116	. . . . . . 7 |- ( k e. Z -> ( ph -> 0 <_ ( F ` k ) ) )
16	13, 15	vtoclga 2880	. . . . . 6 |- ( ( j + 1 ) e. Z -> ( ph -> 0 <_ ( F ` ( j + 1 ) ) ) )
17	16	impcom 125	. . . . 5 |- ( ( ph /\ ( j + 1 ) e. Z ) -> 0 <_ ( F ` ( j + 1 ) ) )
18	10, 17	sylan2 286	. . . 4 |- ( ( ph /\ j e. Z ) -> 0 <_ ( F ` ( j + 1 ) ) )
19	11	eleq1d 2301	. . . . . . . . 9 |- ( k = ( j + 1 ) -> ( ( F ` k ) e. RR <-> ( F ` ( j + 1 ) ) e. RR ) )
20	19	imbi2d 230	. . . . . . . 8 |- ( k = ( j + 1 ) -> ( ( ph -> ( F ` k ) e. RR ) <-> ( ph -> ( F ` ( j + 1 ) ) e. RR ) ) )
21	7	expcom 116	. . . . . . . 8 |- ( k e. Z -> ( ph -> ( F ` k ) e. RR ) )
22	20, 21	vtoclga 2880	. . . . . . 7 |- ( ( j + 1 ) e. Z -> ( ph -> ( F ` ( j + 1 ) ) e. RR ) )
23	22	impcom 125	. . . . . 6 |- ( ( ph /\ ( j + 1 ) e. Z ) -> ( F ` ( j + 1 ) ) e. RR )
24	10, 23	sylan2 286	. . . . 5 |- ( ( ph /\ j e. Z ) -> ( F ` ( j + 1 ) ) e. RR )
25	9, 24	addge01d 8806	. . . 4 |- ( ( ph /\ j e. Z ) -> ( 0 <_ ( F ` ( j + 1 ) ) <-> ( seq M ( + , F ) ` j ) <_ ( ( seq M ( + , F ) ` j ) + ( F ` ( j + 1 ) ) ) ) )
26	18, 25	mpbid 147	. . 3 |- ( ( ph /\ j e. Z ) -> ( seq M ( + , F ) ` j ) <_ ( ( seq M ( + , F ) ` j ) + ( F ` ( j + 1 ) ) ) )
27	1	eleq2i 2299	. . . . . 6 |- ( j e. Z <-> j e. ( ZZ>= ` M ) )
28	27	biimpi 120	. . . . 5 |- ( j e. Z -> j e. ( ZZ>= ` M ) )
29	28	adantl 277	. . . 4 |- ( ( ph /\ j e. Z ) -> j e. ( ZZ>= ` M ) )
30		simpll 527	. . . . 5 |- ( ( ( ph /\ j e. Z ) /\ k e. ( ZZ>= ` M ) ) -> ph )
31	1	eleq2i 2299	. . . . . . 7 |- ( k e. Z <-> k e. ( ZZ>= ` M ) )
32	31	biimpri 133	. . . . . 6 |- ( k e. ( ZZ>= ` M ) -> k e. Z )
33	32	adantl 277	. . . . 5 |- ( ( ( ph /\ j e. Z ) /\ k e. ( ZZ>= ` M ) ) -> k e. Z )
34	30, 33, 7	syl2anc 411	. . . 4 |- ( ( ( ph /\ j e. Z ) /\ k e. ( ZZ>= ` M ) ) -> ( F ` k ) e. RR )
35		readdcl 8252	. . . . 5 |- ( ( k e. RR /\ v e. RR ) -> ( k + v ) e. RR )
36	35	adantl 277	. . . 4 |- ( ( ( ph /\ j e. Z ) /\ ( k e. RR /\ v e. RR ) ) -> ( k + v ) e. RR )
37	29, 34, 36	seq3p1 10826	. . 3 |- ( ( ph /\ j e. Z ) -> ( seq M ( + , F ) ` ( j + 1 ) ) = ( ( seq M ( + , F ) ` j ) + ( F ` ( j + 1 ) ) ) )
38	26, 37	breqtrrd 4136	. 2 |- ( ( ph /\ j e. Z ) -> ( seq M ( + , F ) ` j ) <_ ( seq M ( + , F ) ` ( j + 1 ) ) )
39	1, 2, 3, 9, 38	climub 12025	1 |- ( ph -> ( seq M ( + , F ) ` N ) <_ A )

Syntax hints:   -> wi 4   /\ wa 104   = wceq 1398   e. wcel 2203   class class class wbr 4108   ` cfv 5351  (class class class)co 6049   RRcr 8125   0cc0 8126   1c1 8127   + caddc 8129   <_ cle 8308   ZZcz 9576   ZZ>=cuz 9852   seqcseq 10808   ~~> cli 11959

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 2205  ax-14 2206  ax-ext 2214  ax-coll 4224  ax-sep 4227  ax-nul 4235  ax-pow 4286  ax-pr 4321  ax-un 4553  ax-setind 4658  ax-iinf 4709  ax-cnex 8217  ax-resscn 8218  ax-1cn 8219  ax-1re 8220  ax-icn 8221  ax-addcl 8222  ax-addrcl 8223  ax-mulcl 8224  ax-mulrcl 8225  ax-addcom 8226  ax-mulcom 8227  ax-addass 8228  ax-mulass 8229  ax-distr 8230  ax-i2m1 8231  ax-0lt1 8232  ax-1rid 8233  ax-0id 8234  ax-rnegex 8235  ax-precex 8236  ax-cnre 8237  ax-pre-ltirr 8238  ax-pre-ltwlin 8239  ax-pre-lttrn 8240  ax-pre-apti 8241  ax-pre-ltadd 8242  ax-pre-mulgt0 8243  ax-pre-mulext 8244  ax-arch 8245  ax-caucvg 8246

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 2083  df-mo 2084  df-clab 2219  df-cleq 2225  df-clel 2228  df-nfc 2373  df-ne 2413  df-nel 2508  df-ral 2525  df-rex 2526  df-reu 2527  df-rmo 2528  df-rab 2529  df-v 2814  df-sbc 3042  df-csb 3138  df-dif 3212  df-un 3214  df-in 3216  df-ss 3223  df-nul 3508  df-if 3620  df-pw 3670  df-sn 3694  df-pr 3695  df-op 3697  df-uni 3914  df-int 3949  df-iun 3992  df-br 4109  df-opab 4171  df-mpt 4172  df-tr 4208  df-id 4413  df-po 4416  df-iso 4417  df-iord 4486  df-on 4488  df-ilim 4489  df-suc 4491  df-iom 4712  df-xp 4754  df-rel 4755  df-cnv 4756  df-co 4757  df-dm 4758  df-rn 4759  df-res 4760  df-ima 4761  df-iota 5311  df-fun 5353  df-fn 5354  df-f 5355  df-f1 5356  df-fo 5357  df-f1o 5358  df-fv 5359  df-riota 6002  df-ov 6052  df-oprab 6053  df-mpo 6054  df-1st 6333  df-2nd 6334  df-recs 6535  df-frec 6621  df-pnf 8309  df-mnf 8310  df-xr 8311  df-ltxr 8312  df-le 8313  df-sub 8445  df-neg 8446  df-reap 8848  df-ap 8855  df-div 8946  df-inn 9237  df-2 9295  df-3 9296  df-4 9297  df-n0 9496  df-z 9577  df-uz 9853  df-rp 9986  df-fz 10342  df-seqfrec 10809  df-exp 10900  df-cj 11523  df-re 11524  df-im 11525  df-rsqrt 11679  df-abs 11680  df-clim 11960

This theorem is referenced by:  isumrpcl  12176  ege2le3  12353