Theorem clim0c 11792

Description: Express the predicate F converges to 0. (Contributed by NM, 24-Feb-2008.) (Revised by Mario Carneiro, 31-Jan-2014.)

Hypotheses

Ref	Expression
clim0.1	|- Z = ( ZZ>= ` M )
clim0.2	|- ( ph -> M e. ZZ )
clim0.3	|- ( ph -> F e. V )
clim0.4	|- ( ( ph /\ k e. Z ) -> ( F ` k ) = B )
clim0c.6	|- ( ( ph /\ k e. Z ) -> B e. CC )

Assertion

Ref	Expression
clim0c	|- ( ph -> ( F ~~> 0 <-> A. x e. RR+ E. j e. Z A. k e. ( ZZ>= ` j ) ( abs ` B ) < x ) )

Distinct variable groups:   j, k, x, F   j, M   ph, j, k, x   j, Z, k

Allowed substitution hints:   B( x, j, k)   M( x, k)   V( x, j, k)   Z( x)

Proof of Theorem clim0c

Step	Hyp	Ref	Expression
1		clim0.1	. . 3 |- Z = ( ZZ>= ` M )
2		clim0.2	. . 3 |- ( ph -> M e. ZZ )
3		clim0.3	. . 3 |- ( ph -> F e. V )
4		clim0.4	. . 3 |- ( ( ph /\ k e. Z ) -> ( F ` k ) = B )
5		0cnd 8135	. . 3 |- ( ph -> 0 e. CC )
6		clim0c.6	. . 3 |- ( ( ph /\ k e. Z ) -> B e. CC )
7	1, 2, 3, 4, 5, 6	clim2c 11790	. 2 |- ( ph -> ( F ~~> 0 <-> A. x e. RR+ E. j e. Z A. k e. ( ZZ>= ` j ) ( abs ` ( B - 0 ) ) < x ) )
8	1	uztrn2 9736	. . . . . . 7 |- ( ( j e. Z /\ k e. ( ZZ>= ` j ) ) -> k e. Z )
9	6	subid1d 8442	. . . . . . . . 9 |- ( ( ph /\ k e. Z ) -> ( B - 0 ) = B )
10	9	fveq2d 5630	. . . . . . . 8 |- ( ( ph /\ k e. Z ) -> ( abs ` ( B - 0 ) ) = ( abs ` B ) )
11	10	breq1d 4092	. . . . . . 7 |- ( ( ph /\ k e. Z ) -> ( ( abs ` ( B - 0 ) ) < x <-> ( abs ` B ) < x ) )
12	8, 11	sylan2 286	. . . . . 6 |- ( ( ph /\ ( j e. Z /\ k e. ( ZZ>= ` j ) ) ) -> ( ( abs ` ( B - 0 ) ) < x <-> ( abs ` B ) < x ) )
13	12	anassrs 400	. . . . 5 |- ( ( ( ph /\ j e. Z ) /\ k e. ( ZZ>= ` j ) ) -> ( ( abs ` ( B - 0 ) ) < x <-> ( abs ` B ) < x ) )
14	13	ralbidva 2526	. . . 4 |- ( ( ph /\ j e. Z ) -> ( A. k e. ( ZZ>= ` j ) ( abs ` ( B - 0 ) ) < x <-> A. k e. ( ZZ>= ` j ) ( abs ` B ) < x ) )
15	14	rexbidva 2527	. . 3 |- ( ph -> ( E. j e. Z A. k e. ( ZZ>= ` j ) ( abs ` ( B - 0 ) ) < x <-> E. j e. Z A. k e. ( ZZ>= ` j ) ( abs ` B ) < x ) )
16	15	ralbidv 2530	. 2 |- ( ph -> ( A. x e. RR+ E. j e. Z A. k e. ( ZZ>= ` j ) ( abs ` ( B - 0 ) ) < x <-> A. x e. RR+ E. j e. Z A. k e. ( ZZ>= ` j ) ( abs ` B ) < x ) )
17	7, 16	bitrd 188	1 |- ( ph -> ( F ~~> 0 <-> A. x e. RR+ E. j e. Z A. k e. ( ZZ>= ` j ) ( abs ` B ) < x ) )

Syntax hints:   -> wi 4   /\ wa 104   <-> wb 105   = wceq 1395   e. wcel 2200   A.wral 2508   E.wrex 2509   class class class wbr 4082   ` cfv 5317  (class class class)co 6000   CCcc 7993   0cc0 7995   < clt 8177   - cmin 8313   ZZcz 9442   ZZ>=cuz 9718   RR+crp 9845   abscabs 11503   ~~> cli 11784

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 617  ax-in2 618  ax-io 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-13 2202  ax-14 2203  ax-ext 2211  ax-sep 4201  ax-pow 4257  ax-pr 4292  ax-un 4523  ax-setind 4628  ax-cnex 8086  ax-resscn 8087  ax-1cn 8088  ax-1re 8089  ax-icn 8090  ax-addcl 8091  ax-addrcl 8092  ax-mulcl 8093  ax-addcom 8095  ax-addass 8097  ax-distr 8099  ax-i2m1 8100  ax-0lt1 8101  ax-0id 8103  ax-rnegex 8104  ax-cnre 8106  ax-pre-ltirr 8107  ax-pre-ltwlin 8108  ax-pre-lttrn 8109  ax-pre-apti 8110  ax-pre-ltadd 8111

This theorem depends on definitions:  df-bi 117  df-dc 840  df-3or 1003  df-3an 1004  df-tru 1398  df-fal 1401  df-nf 1507  df-sb 1809  df-eu 2080  df-mo 2081  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-ne 2401  df-nel 2496  df-ral 2513  df-rex 2514  df-reu 2515  df-rab 2517  df-v 2801  df-sbc 3029  df-dif 3199  df-un 3201  df-in 3203  df-ss 3210  df-if 3603  df-pw 3651  df-sn 3672  df-pr 3673  df-op 3675  df-uni 3888  df-int 3923  df-br 4083  df-opab 4145  df-mpt 4146  df-id 4383  df-xp 4724  df-rel 4725  df-cnv 4726  df-co 4727  df-dm 4728  df-rn 4729  df-res 4730  df-ima 4731  df-iota 5277  df-fun 5319  df-fn 5320  df-f 5321  df-fv 5325  df-riota 5953  df-ov 6003  df-oprab 6004  df-mpo 6005  df-pnf 8179  df-mnf 8180  df-xr 8181  df-ltxr 8182  df-le 8183  df-sub 8315  df-neg 8316  df-inn 9107  df-n0 9366  df-z 9443  df-uz 9719  df-clim 11785

This theorem is referenced by:  climabs0  11813  serf0  11858  divcnv  12003