| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > rlimss | Structured version Visualization version GIF version | ||
| Description: Domain closure of a function with a limit in the complex numbers. (Contributed by Mario Carneiro, 16-Sep-2014.) |
| Ref | Expression |
|---|---|
| rlimss | ⊢ (𝐹 ⇝𝑟 𝐴 → dom 𝐹 ⊆ ℝ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rlimpm 15708 | . 2 ⊢ (𝐹 ⇝𝑟 𝐴 → 𝐹 ∈ (ℂ ↑pm ℝ)) | |
| 2 | cnex 11318 | . . . 4 ⊢ ℂ ∈ V | |
| 3 | reex 11328 | . . . 4 ⊢ ℝ ∈ V | |
| 4 | 2, 3 | elpm2 8938 | . . 3 ⊢ (𝐹 ∈ (ℂ ↑pm ℝ) ↔ (𝐹:dom 𝐹⟶ℂ ∧ dom 𝐹 ⊆ ℝ)) |
| 5 | 4 | simprbi 503 | . 2 ⊢ (𝐹 ∈ (ℂ ↑pm ℝ) → dom 𝐹 ⊆ ℝ) |
| 6 | 1, 5 | syl 18 | 1 ⊢ (𝐹 ⇝𝑟 𝐴 → dom 𝐹 ⊆ ℝ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2147 ⊆ wss 3900 class class class wbr 5106 dom cdm 5656 ⟶wf 6560 (class class class)co 7449 ↑pm cpm 8884 ℂcc 11235 ℝcr 11236 ⇝𝑟 crli 15693 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5253 ax-pow 5332 ax-pr 5396 ax-un 7781 ax-cnex 11293 ax-resscn 11294 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-sbc 3743 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-br 5107 df-opab 5172 df-id 5551 df-xp 5662 df-rel 5663 df-cnv 5664 df-co 5665 df-dm 5666 df-rn 5667 df-iota 6518 df-fun 6566 df-fn 6567 df-f 6568 df-fv 6572 df-ov 7452 df-oprab 7453 df-mpo 7454 df-pm 8886 df-rlim 15697 |
| This theorem is used by: rlimcl 15711 rlimi 15721 rlimi2 15722 rlimuni 15758 rlimres 15766 rlimeq 15777 rlimcld2 15786 rlimcn1 15796 rlimcn3 15798 rlimo1 15825 o1rlimmul 15827 rlimneg 15855 rlimsqzlem 15857 rlimno1 15862 rlimcxp 27347 |
| Copyright terms: Public domain | W3C validator |