Theorem climcn1lem 12085

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 12048	. . 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 5842	. . 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 12074	1 |- ( ph -> G ~~> ( H ` A ) )

This proof depends on syntax axioms:   -> wi 4   /\ wa 104   = wceq 1402   e. wcel 2209   A.wral 2528   E.wrex 2529   class class class wbr 4130   -->wf 5373   ` cfv 5377  (class class class)co 6085   CCcc 8177   < clt 8360   - cmin 8497   ZZcz 9644   ZZ>=cuz 9921   RR+crp 10054   abscabs 11763   ~~> cli 12044

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 623  ax-in2 624  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-14 2212  ax-ext 2220  ax-sep 4249  ax-pow 4311  ax-pr 4346  ax-un 4578  ax-setind 4684  ax-cnex 8270  ax-resscn 8271  ax-1cn 8272  ax-1re 8273  ax-icn 8274  ax-addcl 8275  ax-addrcl 8276  ax-mulcl 8277  ax-addcom 8279  ax-addass 8281  ax-distr 8283  ax-i2m1 8284  ax-0lt1 8285  ax-0id 8287  ax-rnegex 8288  ax-cnre 8290  ax-pre-ltirr 8291  ax-pre-ltwlin 8292  ax-pre-lttrn 8293  ax-pre-apti 8294  ax-pre-ltadd 8295

This proof depends on definitions:  df-bi 117  df-dc 847  df-3or 1010  df-3an 1011  df-tru 1405  df-fal 1408  df-nf 1514  df-sb 1816  df-eu 2089  df-mo 2090  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ne 2421  df-nel 2516  df-ral 2533  df-rex 2534  df-reu 2535  df-rab 2537  df-v 2823  df-sbc 3052  df-dif 3222  df-un 3224  df-in 3226  df-ss 3233  df-if 3639  df-pw 3690  df-sn 3715  df-pr 3716  df-op 3718  df-uni 3936  df-int 3971  df-br 4131  df-opab 4193  df-mpt 4194  df-id 4438  df-xp 4780  df-rel 4781  df-cnv 4782  df-co 4783  df-dm 4784  df-rn 4785  df-res 4786  df-ima 4787  df-iota 5337  df-fun 5379  df-fn 5380  df-f 5381  df-fv 5385  df-riota 6038  df-ov 6088  df-oprab 6089  df-mpo 6090  df-pnf 8362  df-mnf 8363  df-xr 8364  df-ltxr 8365  df-le 8366  df-sub 8499  df-neg 8500  df-inn 9305  df-n0 9564  df-z 9645  df-uz 9922  df-clim 12045

This theorem is used by:  climabs  12086  climcj  12087  climre  12088  climim  12089