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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 26063 | . . . . 5 ⊢ (𝑥 ∈ (𝐹 limℂ 𝐵) → (𝐹:dom 𝐹⟶ℂ ∧ dom 𝐹 ⊆ ℂ ∧ 𝐵 ∈ ℂ)) | |
| 2 | eqid 2766 | . . . . . 6 ⊢ ((TopOpen‘ℂfld) ↾t (dom 𝐹 ∪ {𝐵})) = ((TopOpen‘ℂfld) ↾t (dom 𝐹 ∪ {𝐵})) | |
| 3 | eqid 2766 | . . . . . 6 ⊢ (TopOpen‘ℂfld) = (TopOpen‘ℂfld) | |
| 4 | 2, 3 | limcfval 26061 | . . . . 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 3941 | . 2 ⊢ (𝑥 ∈ (𝐹 limℂ 𝐵) → 𝑥 ∈ ℂ) |
| 9 | 8 | ssriv 3944 | 1 ⊢ (𝐹 limℂ 𝐵) ⊆ ℂ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2146 {cab 2744 ∪ cun 3906 ⊆ wss 3908 ifcif 4492 {csn 4594 ↦ cmpt 5197 dom cdm 5666 ⟶wf 6539 ‘cfv 6543 (class class class)co 7423 ℂcc 11116 ↾t crest 17498 TopOpenctopn 17499 ℂfldccnfld 21552 CnP ccnp 23412 limℂ climc 26051 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-rep 5243 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-cnex 11174 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 ax-pre-mulgt0 11195 ax-pre-sup 11196 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-rmo 3372 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-uni 4878 df-int 4918 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-om 7872 df-1st 7995 df-2nd 7996 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-1o 8462 df-er 8703 df-map 8835 df-pm 8836 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-fi 9381 df-sup 9412 df-inf 9413 df-pnf 11263 df-mnf 11264 df-xr 11265 df-ltxr 11266 df-le 11267 df-sub 11461 df-neg 11462 df-div 11890 df-nn 12252 df-2 12321 df-3 12322 df-4 12323 df-5 12324 df-6 12325 df-7 12326 df-8 12327 df-9 12328 df-n0 12523 df-z 12610 df-dec 12730 df-uz 12881 df-q 12991 df-rp 13035 df-xneg 13155 df-xadd 13156 df-xmul 13157 df-fz 13554 df-seq 14058 df-exp 14118 df-cj 15176 df-re 15177 df-im 15178 df-sqrt 15312 df-abs 15313 df-struct 17232 df-slot 17267 df-ndx 17279 df-base 17295 df-plusg 17348 df-mulr 17349 df-starv 17350 df-tset 17354 df-ple 17355 df-ds 17357 df-unif 17358 df-rest 17500 df-topn 17501 df-topgen 17521 df-psmet 21544 df-xmet 21545 df-met 21546 df-bl 21547 df-mopn 21548 df-cnfld 21553 df-top 23081 df-topon 23098 df-topsp 23120 df-bases 23133 df-cnp 23415 df-xms 24507 df-ms 24508 df-limc 26055 |
| This theorem is used by: ellimc2 26066 limcres 26075 limcco 26082 limciun 26083 limcun 26084 dvfval 26086 dvcl 26088 lhop1lem 26202 mullimc 46365 limcdm0 46367 limccog 46369 mullimcf 46372 limcperiod 46377 limcrecl 46378 limcleqr 46391 neglimc 46394 addlimc 46395 limclner 46398 sublimc 46399 reclimc 46400 divlimc 46403 cncfiooicclem1 46640 cncfiooicc 46641 itgioocnicc 46724 iblcncfioo 46725 fourierdlem60 46913 fourierdlem61 46914 fourierdlem73 46926 fourierdlem74 46927 fourierdlem75 46928 fourierdlem81 46934 fourierdlem103 46956 fourierdlem104 46957 fourierdlem112 46965 |
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