ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  climcl GIF version

Theorem climcl 11905
Description: Closure of the limit of a sequence of complex numbers. (Contributed by NM, 28-Aug-2005.) (Revised by Mario Carneiro, 28-Apr-2015.)
Assertion
Ref Expression
climcl (𝐹𝐴𝐴 ∈ ℂ)

Proof of Theorem climcl
Dummy variables 𝑗 𝑘 𝑥 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 climrel 11903 . . . . 5 Rel ⇝
21brrelex1i 4775 . . . 4 (𝐹𝐴𝐹 ∈ V)
3 eqidd 2232 . . . 4 ((𝐹𝐴𝑘 ∈ ℤ) → (𝐹𝑘) = (𝐹𝑘))
42, 3clim 11904 . . 3 (𝐹𝐴 → (𝐹𝐴 ↔ (𝐴 ∈ ℂ ∧ ∀𝑥 ∈ ℝ+𝑗 ∈ ℤ ∀𝑘 ∈ (ℤ𝑗)((𝐹𝑘) ∈ ℂ ∧ (abs‘((𝐹𝑘) − 𝐴)) < 𝑥))))
54ibi 176 . 2 (𝐹𝐴 → (𝐴 ∈ ℂ ∧ ∀𝑥 ∈ ℝ+𝑗 ∈ ℤ ∀𝑘 ∈ (ℤ𝑗)((𝐹𝑘) ∈ ℂ ∧ (abs‘((𝐹𝑘) − 𝐴)) < 𝑥)))
65simpld 112 1 (𝐹𝐴𝐴 ∈ ℂ)
Colors of variables: wff set class
Syntax hints:  wi 4  wa 104  wcel 2202  wral 2511  wrex 2512  Vcvv 2803   class class class wbr 4093  cfv 5333  (class class class)co 6028  cc 8073   < clt 8256  cmin 8392  cz 9523  cuz 9799  +crp 9932  abscabs 11620  cli 11901
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-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-14 2205  ax-ext 2213  ax-sep 4212  ax-pow 4270  ax-pr 4305  ax-cnex 8166  ax-resscn 8167
This theorem depends on definitions:  df-bi 117  df-3or 1006  df-3an 1007  df-tru 1401  df-nf 1510  df-sb 1811  df-eu 2082  df-mo 2083  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2364  df-ral 2516  df-rex 2517  df-rab 2520  df-v 2805  df-sbc 3033  df-un 3205  df-in 3207  df-ss 3214  df-pw 3658  df-sn 3679  df-pr 3680  df-op 3682  df-uni 3899  df-br 4094  df-opab 4156  df-mpt 4157  df-id 4396  df-xp 4737  df-rel 4738  df-cnv 4739  df-co 4740  df-dm 4741  df-rn 4742  df-res 4743  df-ima 4744  df-iota 5293  df-fun 5335  df-fn 5336  df-f 5337  df-fv 5341  df-ov 6031  df-neg 8395  df-z 9524  df-uz 9800  df-clim 11902
This theorem is referenced by:  climuni  11916  fclim  11917  climeu  11919  climreu  11920  2clim  11924  climcn1lem  11942  climrecl  11947  climadd  11949  climmul  11950  climsub  11951  climaddc2  11953  climcau  11970  geoisum1c  12144  clim2divap  12164  ntrivcvgap  12172
  Copyright terms: Public domain W3C validator