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| Mirrors > Home > ILE Home > Th. List > tgioo2cntop | GIF version | ||
| Description: The standard topology on the reals is a subspace of the complex metric topology. (Contributed by Mario Carneiro, 13-Aug-2014.) (Revised by Jim Kingdon, 6-Aug-2023.) |
| Ref | Expression |
|---|---|
| tgioo2cntop.1 | ⊢ 𝐽 = (MetOpen‘(abs ∘ − )) |
| Ref | Expression |
|---|---|
| tgioo2cntop | ⊢ (topGen‘ran (,)) = (𝐽 ↾t ℝ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2238 | . 2 ⊢ ((abs ∘ − ) ↾ (ℝ × ℝ)) = ((abs ∘ − ) ↾ (ℝ × ℝ)) | |
| 2 | cnxmet 15555 | . . 3 ⊢ (abs ∘ − ) ∈ (∞Met‘ℂ) | |
| 3 | ax-resscn 8261 | . . 3 ⊢ ℝ ⊆ ℂ | |
| 4 | tgioo2cntop.1 | . . . 4 ⊢ 𝐽 = (MetOpen‘(abs ∘ − )) | |
| 5 | eqid 2238 | . . . 4 ⊢ (MetOpen‘((abs ∘ − ) ↾ (ℝ × ℝ))) = (MetOpen‘((abs ∘ − ) ↾ (ℝ × ℝ))) | |
| 6 | 1, 4, 5 | metrest 15530 | . . 3 ⊢ (((abs ∘ − ) ∈ (∞Met‘ℂ) ∧ ℝ ⊆ ℂ) → (𝐽 ↾t ℝ) = (MetOpen‘((abs ∘ − ) ↾ (ℝ × ℝ)))) |
| 7 | 2, 3, 6 | mp2an 430 | . 2 ⊢ (𝐽 ↾t ℝ) = (MetOpen‘((abs ∘ − ) ↾ (ℝ × ℝ))) |
| 8 | 1, 7 | tgioo 15578 | 1 ⊢ (topGen‘ran (,)) = (𝐽 ↾t ℝ) |
| Colors of variables: wff set class |
| Syntax hints: = wceq 1402 ∈ wcel 2209 ⊆ wss 3220 × cxp 4767 ran crn 4770 ↾ cres 4771 ∘ ccom 4773 ‘cfv 5372 (class class class)co 6075 ℂcc 8167 ℝcr 8168 − cmin 8487 (,)cioo 10269 abscabs 11741 ↾t crest 13570 topGenctg 13585 ∞Metcxmet 14845 MetOpencmopn 14850 |
| 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 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4241 ax-sep 4244 ax-nul 4254 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-iinf 4730 ax-cnex 8260 ax-resscn 8261 ax-1cn 8262 ax-1re 8263 ax-icn 8264 ax-addcl 8265 ax-addrcl 8266 ax-mulcl 8267 ax-mulrcl 8268 ax-addcom 8269 ax-mulcom 8270 ax-addass 8271 ax-mulass 8272 ax-distr 8273 ax-i2m1 8274 ax-0lt1 8275 ax-1rid 8276 ax-0id 8277 ax-rnegex 8278 ax-precex 8279 ax-cnre 8280 ax-pre-ltirr 8281 ax-pre-ltwlin 8282 ax-pre-lttrn 8283 ax-pre-apti 8284 ax-pre-ltadd 8285 ax-pre-mulgt0 8286 ax-pre-mulext 8287 ax-arch 8288 ax-caucvg 8289 |
| This theorem depends on definitions: df-bi 117 df-stab 843 df-dc 847 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-if 3636 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-iun 4009 df-br 4126 df-opab 4188 df-mpt 4189 df-tr 4225 df-id 4433 df-po 4436 df-iso 4437 df-iord 4506 df-on 4508 df-ilim 4509 df-suc 4511 df-iom 4733 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-f1 5377 df-fo 5378 df-f1o 5379 df-fv 5380 df-isom 5381 df-riota 6028 df-ov 6078 df-oprab 6079 df-mpo 6080 df-1st 6364 df-2nd 6365 df-recs 6566 df-frec 6652 df-map 6914 df-sup 7314 df-inf 7315 df-pnf 8352 df-mnf 8353 df-xr 8354 df-ltxr 8355 df-le 8356 df-sub 8489 df-neg 8490 df-reap 8893 df-ap 8900 df-div 8993 df-inn 9284 df-2 9342 df-3 9343 df-4 9344 df-n0 9543 df-z 9624 df-uz 9901 df-q 9999 df-rp 10034 df-xneg 10153 df-xadd 10154 df-ioo 10273 df-seqfrec 10863 df-exp 10954 df-cj 11585 df-re 11586 df-im 11587 df-rsqrt 11742 df-abs 11743 df-rest 13572 df-topgen 13591 df-psmet 14852 df-xmet 14853 df-met 14854 df-bl 14855 df-mopn 14856 df-top 15022 df-topon 15035 df-bases 15067 |
| This theorem is referenced by: rerestcntop 15582 cnrehmeocntop 15634 dvidrelem 15716 dvcjbr 15732 |
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