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Theorem climeq 11805
Description: Two functions that are eventually equal to one another have the same limit. (Contributed by Mario Carneiro, 5-Nov-2013.) (Revised by Mario Carneiro, 31-Jan-2014.)
Hypotheses
Ref Expression
climeq.1 𝑍 = (ℤ𝑀)
climeq.2 (𝜑𝐹𝑉)
climeq.3 (𝜑𝐺𝑊)
climeq.5 (𝜑𝑀 ∈ ℤ)
climeq.6 ((𝜑𝑘𝑍) → (𝐹𝑘) = (𝐺𝑘))
Assertion
Ref Expression
climeq (𝜑 → (𝐹𝐴𝐺𝐴))
Distinct variable groups:   𝐴,𝑘   𝑘,𝐹   𝑘,𝐺   𝜑,𝑘   𝑘,𝑍
Allowed substitution hints:   𝑀(𝑘)   𝑉(𝑘)   𝑊(𝑘)

Proof of Theorem climeq
Dummy variables 𝑥 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 climeq.1 . . 3 𝑍 = (ℤ𝑀)
2 climeq.5 . . 3 (𝜑𝑀 ∈ ℤ)
3 climeq.2 . . 3 (𝜑𝐹𝑉)
4 climeq.6 . . 3 ((𝜑𝑘𝑍) → (𝐹𝑘) = (𝐺𝑘))
51, 2, 3, 4clim2 11789 . 2 (𝜑 → (𝐹𝐴 ↔ (𝐴 ∈ ℂ ∧ ∀𝑥 ∈ ℝ+𝑦𝑍𝑘 ∈ (ℤ𝑦)((𝐺𝑘) ∈ ℂ ∧ (abs‘((𝐺𝑘) − 𝐴)) < 𝑥))))
6 climeq.3 . . 3 (𝜑𝐺𝑊)
7 eqidd 2230 . . 3 ((𝜑𝑘𝑍) → (𝐺𝑘) = (𝐺𝑘))
81, 2, 6, 7clim2 11789 . 2 (𝜑 → (𝐺𝐴 ↔ (𝐴 ∈ ℂ ∧ ∀𝑥 ∈ ℝ+𝑦𝑍𝑘 ∈ (ℤ𝑦)((𝐺𝑘) ∈ ℂ ∧ (abs‘((𝐺𝑘) − 𝐴)) < 𝑥))))
95, 8bitr4d 191 1 (𝜑 → (𝐹𝐴𝐺𝐴))
Colors of variables: wff set class
Syntax hints:  wi 4  wa 104  wb 105   = wceq 1395  wcel 2200  wral 2508  wrex 2509   class class class wbr 4082  cfv 5317  (class class class)co 6000  cc 7993   < clt 8177  cmin 8313  cz 9442  cuz 9718  +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:  climmpt  11806  climres  11809  climshft  11810  climshft2  11812  isumclim3  11929
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