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Theorem rlimss 15455
Description: Domain closure of a function with a limit in the complex numbers. (Contributed by Mario Carneiro, 16-Sep-2014.)
Assertion
Ref Expression
rlimss (𝐹𝑟 𝐴 → dom 𝐹 ⊆ ℝ)

Proof of Theorem rlimss
StepHypRef Expression
1 rlimpm 15453 . 2 (𝐹𝑟 𝐴𝐹 ∈ (ℂ ↑pm ℝ))
2 cnex 11110 . . . 4 ℂ ∈ V
3 reex 11120 . . . 4 ℝ ∈ V
42, 3elpm2 8815 . . 3 (𝐹 ∈ (ℂ ↑pm ℝ) ↔ (𝐹:dom 𝐹⟶ℂ ∧ dom 𝐹 ⊆ ℝ))
54simprbi 497 . 2 (𝐹 ∈ (ℂ ↑pm ℝ) → dom 𝐹 ⊆ ℝ)
61, 5syl 17 1 (𝐹𝑟 𝐴 → dom 𝐹 ⊆ ℝ)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wcel 2114  wss 3890   class class class wbr 5086  dom cdm 5624  wf 6488  (class class class)co 7360  pm cpm 8767  cc 11027  cr 11028  𝑟 crli 15438
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-10 2147  ax-11 2163  ax-12 2185  ax-ext 2709  ax-sep 5231  ax-pow 5302  ax-pr 5370  ax-un 7682  ax-cnex 11085  ax-resscn 11086
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3an 1089  df-tru 1545  df-fal 1555  df-ex 1782  df-nf 1786  df-sb 2069  df-mo 2540  df-eu 2570  df-clab 2716  df-cleq 2729  df-clel 2812  df-nfc 2886  df-ne 2934  df-ral 3053  df-rex 3063  df-rab 3391  df-v 3432  df-sbc 3730  df-dif 3893  df-un 3895  df-in 3897  df-ss 3907  df-nul 4275  df-if 4468  df-pw 4544  df-sn 4569  df-pr 4571  df-op 4575  df-uni 4852  df-br 5087  df-opab 5149  df-id 5519  df-xp 5630  df-rel 5631  df-cnv 5632  df-co 5633  df-dm 5634  df-rn 5635  df-iota 6448  df-fun 6494  df-fn 6495  df-f 6496  df-fv 6500  df-ov 7363  df-oprab 7364  df-mpo 7365  df-pm 8769  df-rlim 15442
This theorem is referenced by:  rlimcl  15456  rlimi  15466  rlimi2  15467  rlimuni  15503  rlimres  15511  rlimeq  15522  rlimcld2  15531  rlimcn1  15541  rlimcn3  15543  rlimo1  15570  o1rlimmul  15572  rlimneg  15600  rlimsqzlem  15602  rlimno1  15607  rlimcxp  26951
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