Theorem climcn1lem 11879

Description: The limit of a continuous function, theorem form. (Contributed by Mario Carneiro, 9-Feb-2014.)

Hypotheses

Ref	Expression
climcn1lem.1	|- Z = ( ZZ>= ` M )
climcn1lem.2	|- ( ph -> F ~~> A )
climcn1lem.4	|- ( ph -> G e. W )
climcn1lem.5	|- ( ph -> M e. ZZ )
climcn1lem.6	|- ( ( ph /\ k e. Z ) -> ( F ` k ) e. CC )
climcn1lem.7	|- H : CC --> CC
climcn1lem.8	|- ( ( A e. CC /\ x e. RR+ ) -> E. y e. RR+ A. z e. CC ( ( abs ` ( z - A ) ) < y -> ( abs ` ( ( H ` z ) - ( H ` A ) ) ) < x ) )
climcn1lem.9	|- ( ( ph /\ k e. Z ) -> ( G ` k ) = ( H ` ( F ` k ) ) )

Assertion

Ref	Expression
climcn1lem	|- ( ph -> G ~~> ( H ` A ) )

Distinct variable groups:   x, k, y, z, A   k, F, y, z   k, G, x   ph, k, x, y, z   k, Z, y   k, H, x, y, z   k, M

Allowed substitution hints:   F( x)   G( y, z)   M( x, y, z)   W( x, y, z, k)   Z( x, z)

Proof of Theorem climcn1lem

Step	Hyp	Ref	Expression
1		climcn1lem.1	. 2 |- Z = ( ZZ>= ` M )
2		climcn1lem.5	. 2 |- ( ph -> M e. ZZ )
3		climcn1lem.2	. . 3 |- ( ph -> F ~~> A )
4		climcl 11842	. . 3 |- ( F ~~> A -> A e. CC )
5	3, 4	syl 14	. 2 |- ( ph -> A e. CC )
6		climcn1lem.7	. . . 4 |- H : CC --> CC
7	6	ffvelcdmi 5781	. . 3 |- ( z e. CC -> ( H ` z ) e. CC )
8	7	adantl 277	. 2 |- ( ( ph /\ z e. CC ) -> ( H ` z ) e. CC )
9		climcn1lem.4	. 2 |- ( ph -> G e. W )
10		climcn1lem.8	. . 3 |- ( ( A e. CC /\ x e. RR+ ) -> E. y e. RR+ A. z e. CC ( ( abs ` ( z - A ) ) < y -> ( abs ` ( ( H ` z ) - ( H ` A ) ) ) < x ) )
11	5, 10	sylan 283	. 2 |- ( ( ph /\ x e. RR+ ) -> E. y e. RR+ A. z e. CC ( ( abs ` ( z - A ) ) < y -> ( abs ` ( ( H ` z ) - ( H ` A ) ) ) < x ) )
12		climcn1lem.6	. 2 |- ( ( ph /\ k e. Z ) -> ( F ` k ) e. CC )
13		climcn1lem.9	. 2 |- ( ( ph /\ k e. Z ) -> ( G ` k ) = ( H ` ( F ` k ) ) )
14	1, 2, 5, 8, 3, 9, 11, 12, 13	climcn1 11868	1 |- ( ph -> G ~~> ( H ` A ) )

Syntax hints:   -> wi 4   /\ wa 104   = wceq 1397   e. wcel 2202   A.wral 2510   E.wrex 2511   class class class wbr 4088   -->wf 5322   ` cfv 5326  (class class class)co 6017   CCcc 8029   < clt 8213   - cmin 8349   ZZcz 9478   ZZ>=cuz 9754   RR+crp 9887   abscabs 11557   ~~> cli 11838

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 716  ax-5 1495  ax-7 1496  ax-gen 1497  ax-ie1 1541  ax-ie2 1542  ax-8 1552  ax-10 1553  ax-11 1554  ax-i12 1555  ax-bndl 1557  ax-4 1558  ax-17 1574  ax-i9 1578  ax-ial 1582  ax-i5r 1583  ax-13 2204  ax-14 2205  ax-ext 2213  ax-sep 4207  ax-pow 4264  ax-pr 4299  ax-un 4530  ax-setind 4635  ax-cnex 8122  ax-resscn 8123  ax-1cn 8124  ax-1re 8125  ax-icn 8126  ax-addcl 8127  ax-addrcl 8128  ax-mulcl 8129  ax-addcom 8131  ax-addass 8133  ax-distr 8135  ax-i2m1 8136  ax-0lt1 8137  ax-0id 8139  ax-rnegex 8140  ax-cnre 8142  ax-pre-ltirr 8143  ax-pre-ltwlin 8144  ax-pre-lttrn 8145  ax-pre-apti 8146  ax-pre-ltadd 8147

This theorem depends on definitions:  df-bi 117  df-dc 842  df-3or 1005  df-3an 1006  df-tru 1400  df-fal 1403  df-nf 1509  df-sb 1811  df-eu 2082  df-mo 2083  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2363  df-ne 2403  df-nel 2498  df-ral 2515  df-rex 2516  df-reu 2517  df-rab 2519  df-v 2804  df-sbc 3032  df-dif 3202  df-un 3204  df-in 3206  df-ss 3213  df-if 3606  df-pw 3654  df-sn 3675  df-pr 3676  df-op 3678  df-uni 3894  df-int 3929  df-br 4089  df-opab 4151  df-mpt 4152  df-id 4390  df-xp 4731  df-rel 4732  df-cnv 4733  df-co 4734  df-dm 4735  df-rn 4736  df-res 4737  df-ima 4738  df-iota 5286  df-fun 5328  df-fn 5329  df-f 5330  df-fv 5334  df-riota 5970  df-ov 6020  df-oprab 6021  df-mpo 6022  df-pnf 8215  df-mnf 8216  df-xr 8217  df-ltxr 8218  df-le 8219  df-sub 8351  df-neg 8352  df-inn 9143  df-n0 9402  df-z 9479  df-uz 9755  df-clim 11839

This theorem is referenced by:  climabs  11880  climcj  11881  climre  11882  climim  11883