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Theorem rlimss 15541
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 15539 . 2 (𝐹𝑟 𝐴𝐹 ∈ (ℂ ↑pm ℝ))
2 cnex 11169 . . . 4 ℂ ∈ V
3 reex 11179 . . . 4 ℝ ∈ V
42, 3elpm2 8860 . . 3 (𝐹 ∈ (ℂ ↑pm ℝ) ↔ (𝐹:dom 𝐹⟶ℂ ∧ dom 𝐹 ⊆ ℝ))
54simprbi 502 . 2 (𝐹 ∈ (ℂ ↑pm ℝ) → dom 𝐹 ⊆ ℝ)
61, 5syl 18 1 (𝐹𝑟 𝐴 → dom 𝐹 ⊆ ℝ)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wcel 2145  wss 3907   class class class wbr 5104  dom cdm 5651  wf 6521  (class class class)co 7400  pm cpm 8813  cc 11086  cr 11087  𝑟 crli 15524
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1818  ax-4 1832  ax-5 1933  ax-6 1990  ax-7 2031  ax-8 2147  ax-9 2155  ax-10 2178  ax-11 2194  ax-12 2215  ax-ext 2737  ax-sep 5250  ax-pow 5326  ax-pr 5394  ax-un 7722  ax-cnex 11144  ax-resscn 11145
This theorem depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3an 1103  df-tru 1566  df-fal 1576  df-ex 1803  df-nf 1807  df-sb 2094  df-mo 2569  df-eu 2599  df-clab 2744  df-cleq 2757  df-clel 2840  df-nfc 2914  df-ne 2961  df-ral 3080  df-rex 3090  df-rab 3418  df-v 3459  df-sbc 3748  df-dif 3910  df-un 3912  df-in 3914  df-ss 3924  df-nul 4289  df-if 4484  df-pw 4560  df-sn 4586  df-pr 4588  df-op 4592  df-uni 4868  df-br 5105  df-opab 5167  df-id 5546  df-xp 5657  df-rel 5658  df-cnv 5659  df-co 5660  df-dm 5661  df-rn 5662  df-iota 6481  df-fun 6527  df-fn 6528  df-f 6529  df-fv 6533  df-ov 7403  df-oprab 7404  df-mpo 7405  df-pm 8815  df-rlim 15528
This theorem is referenced by:  rlimcl  15542  rlimi  15552  rlimi2  15553  rlimuni  15589  rlimres  15597  rlimeq  15608  rlimcld2  15617  rlimcn1  15627  rlimcn3  15629  rlimo1  15656  o1rlimmul  15658  rlimneg  15686  rlimsqzlem  15688  rlimno1  15693  rlimcxp  27092
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