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| Mirrors > Home > MPE Home > Th. List > limccl | Structured version Visualization version GIF version | ||
| Description: Closure of the limit operator. (Contributed by Mario Carneiro, 25-Dec-2016.) |
| Ref | Expression |
|---|---|
| limccl | ⊢ (𝐹 limℂ 𝐵) ⊆ ℂ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | limcrcl 26199 | . . . . 5 ⊢ (𝑥 ∈ (𝐹 limℂ 𝐵) → (𝐹:dom 𝐹⟶ℂ ∧ dom 𝐹 ⊆ ℂ ∧ 𝐵 ∈ ℂ)) | |
| 2 | eqid 2760 | . . . . . 6 ⊢ ((TopOpen‘ℂfld) ↾t (dom 𝐹 ∪ {𝐵})) = ((TopOpen‘ℂfld) ↾t (dom 𝐹 ∪ {𝐵})) | |
| 3 | eqid 2760 | . . . . . 6 ⊢ (TopOpen‘ℂfld) = (TopOpen‘ℂfld) | |
| 4 | 2, 3 | limcfval 26197 | . . . . 5 ⊢ ((𝐹:dom 𝐹⟶ℂ ∧ dom 𝐹 ⊆ ℂ ∧ 𝐵 ∈ ℂ) → ((𝐹 limℂ 𝐵) = {𝑦 ∣ (𝑧 ∈ (dom 𝐹 ∪ {𝐵}) ↦ if(𝑧 = 𝐵, 𝑦, (𝐹‘𝑧))) ∈ ((((TopOpen‘ℂfld) ↾t (dom 𝐹 ∪ {𝐵})) CnP (TopOpen‘ℂfld))‘𝐵)} ∧ (𝐹 limℂ 𝐵) ⊆ ℂ)) |
| 5 | 1, 4 | syl 18 | . . . 4 ⊢ (𝑥 ∈ (𝐹 limℂ 𝐵) → ((𝐹 limℂ 𝐵) = {𝑦 ∣ (𝑧 ∈ (dom 𝐹 ∪ {𝐵}) ↦ if(𝑧 = 𝐵, 𝑦, (𝐹‘𝑧))) ∈ ((((TopOpen‘ℂfld) ↾t (dom 𝐹 ∪ {𝐵})) CnP (TopOpen‘ℂfld))‘𝐵)} ∧ (𝐹 limℂ 𝐵) ⊆ ℂ)) |
| 6 | 5 | simprd 501 | . . 3 ⊢ (𝑥 ∈ (𝐹 limℂ 𝐵) → (𝐹 limℂ 𝐵) ⊆ ℂ) |
| 7 | id 23 | . . 3 ⊢ (𝑥 ∈ (𝐹 limℂ 𝐵) → 𝑥 ∈ (𝐹 limℂ 𝐵)) | |
| 8 | 6, 7 | sseldd 3909 | . 2 ⊢ (𝑥 ∈ (𝐹 limℂ 𝐵) → 𝑥 ∈ ℂ) |
| 9 | 8 | ssriv 3912 | 1 ⊢ (𝐹 limℂ 𝐵) ⊆ ℂ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∧ wa 401 ∧ w3a 1103 = wceq 1569 ∈ wcel 2144 {cab 2738 ⊆ wss 3895 ∪ cun 4149 ifcif 4481 {csn 4584 ↦ cmpt 5185 dom cdm 5650 ⟶wf 6534 ‘cfv 6538 (class class class)co 7420 ℂcc 11201 ↾t crest 17596 TopOpenctopn 17597 ℂfldccnfld 21683 CnP ccnp 23548 limℂ climc 26187 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-cnex 11259 ax-resscn 11260 ax-1cn 11261 ax-icn 11262 ax-addcl 11263 ax-addrcl 11264 ax-mulcl 11265 ax-mulrcl 11266 ax-mulcom 11267 ax-addass 11268 ax-mulass 11269 ax-distr 11270 ax-i2m1 11271 ax-1ne0 11272 ax-1rid 11273 ax-rnegex 11274 ax-rrecex 11275 ax-cnre 11276 ax-pre-lttri 11277 ax-pre-lttrn 11278 ax-pre-ltadd 11279 ax-pre-mulgt0 11280 ax-pre-sup 11281 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4835 df-uni 4867 df-int 4907 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-1st 8001 df-2nd 8002 df-frecs 8302 df-wrecs 8333 df-recs 8382 df-rdg 8421 df-1o 8479 df-er 8720 df-map 8852 df-pm 8853 df-en 8977 df-dom 8978 df-sdom 8979 df-fin 8980 df-fi 9406 df-sup 9437 df-inf 9438 df-pnf 11348 df-mnf 11349 df-xr 11350 df-ltxr 11351 df-le 11352 df-sub 11546 df-neg 11547 df-div 11977 df-nn 12339 df-2 12408 df-3 12409 df-4 12410 df-5 12411 df-6 12412 df-7 12413 df-8 12414 df-9 12415 df-n0 12610 df-z 12697 df-dec 12818 df-uz 12969 df-q 13079 df-rp 13124 df-xneg 13244 df-xadd 13245 df-xmul 13246 df-fz 13643 df-seq 14148 df-exp 14208 df-cj 15271 df-re 15272 df-im 15273 df-sqrt 15407 df-abs 15408 df-struct 17330 df-slot 17365 df-ndx 17377 df-base 17393 df-plusg 17446 df-mulr 17447 df-starv 17448 df-tset 17452 df-ple 17453 df-ds 17455 df-unif 17456 df-rest 17598 df-topn 17599 df-topgen 17619 df-psmet 21675 df-xmet 21676 df-met 21677 df-bl 21678 df-mopn 21679 df-cnfld 21684 df-top 23217 df-topon 23234 df-topsp 23256 df-bases 23269 df-cnp 23551 df-xms 24644 df-ms 24645 df-limc 26191 |
| This theorem is used by: ellimc2 26202 limcres 26211 limcco 26218 limciun 26219 limcun 26220 dvfval 26222 dvcl 26224 lhop1lem 26338 mullimc 46721 limcdm0 46723 limccog 46725 mullimcf 46728 limcperiod 46733 limcrecl 46734 limcleqr 46747 neglimc 46750 addlimc 46751 limclner 46754 sublimc 46755 reclimc 46756 divlimc 46759 cncfiooicclem1 46996 cncfiooicc 46997 itgioocnicc 47080 iblcncfioo 47081 fourierdlem60 47269 fourierdlem61 47270 fourierdlem73 47282 fourierdlem74 47283 fourierdlem75 47284 fourierdlem81 47290 fourierdlem103 47312 fourierdlem104 47313 fourierdlem112 47321 |
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