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Mirrors > Home > HSE Home > Th. List > ococin | Structured version Visualization version GIF version |
Description: The double complement is the smallest closed subspace containing a subset of Hilbert space. Remark 3.12(B) of [Beran] p. 107. (Contributed by NM, 8-Aug-2000.) (New usage is discouraged.) |
Ref | Expression |
---|---|
ococin | ⊢ (𝐴 ⊆ ℋ → (⊥‘(⊥‘𝐴)) = ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | helch 29020 | . . . . . . . . 9 ⊢ ℋ ∈ Cℋ | |
2 | 1 | jctl 526 | . . . . . . . 8 ⊢ (𝐴 ⊆ ℋ → ( ℋ ∈ Cℋ ∧ 𝐴 ⊆ ℋ)) |
3 | sseq2 3993 | . . . . . . . . 9 ⊢ (𝑥 = ℋ → (𝐴 ⊆ 𝑥 ↔ 𝐴 ⊆ ℋ)) | |
4 | 3 | elrab 3680 | . . . . . . . 8 ⊢ ( ℋ ∈ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ↔ ( ℋ ∈ Cℋ ∧ 𝐴 ⊆ ℋ)) |
5 | 2, 4 | sylibr 236 | . . . . . . 7 ⊢ (𝐴 ⊆ ℋ → ℋ ∈ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) |
6 | intss1 4891 | . . . . . . 7 ⊢ ( ℋ ∈ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} → ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ⊆ ℋ) | |
7 | 5, 6 | syl 17 | . . . . . 6 ⊢ (𝐴 ⊆ ℋ → ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ⊆ ℋ) |
8 | ocss 29062 | . . . . . 6 ⊢ (∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ⊆ ℋ → (⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) ⊆ ℋ) | |
9 | 7, 8 | syl 17 | . . . . 5 ⊢ (𝐴 ⊆ ℋ → (⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) ⊆ ℋ) |
10 | ocss 29062 | . . . . 5 ⊢ (𝐴 ⊆ ℋ → (⊥‘𝐴) ⊆ ℋ) | |
11 | 9, 10 | jca 514 | . . . 4 ⊢ (𝐴 ⊆ ℋ → ((⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) ⊆ ℋ ∧ (⊥‘𝐴) ⊆ ℋ)) |
12 | ssintub 4894 | . . . . 5 ⊢ 𝐴 ⊆ ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} | |
13 | occon 29064 | . . . . . 6 ⊢ ((𝐴 ⊆ ℋ ∧ ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ⊆ ℋ) → (𝐴 ⊆ ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} → (⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) ⊆ (⊥‘𝐴))) | |
14 | 7, 13 | mpdan 685 | . . . . 5 ⊢ (𝐴 ⊆ ℋ → (𝐴 ⊆ ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} → (⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) ⊆ (⊥‘𝐴))) |
15 | 12, 14 | mpi 20 | . . . 4 ⊢ (𝐴 ⊆ ℋ → (⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) ⊆ (⊥‘𝐴)) |
16 | occon 29064 | . . . 4 ⊢ (((⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) ⊆ ℋ ∧ (⊥‘𝐴) ⊆ ℋ) → ((⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) ⊆ (⊥‘𝐴) → (⊥‘(⊥‘𝐴)) ⊆ (⊥‘(⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥})))) | |
17 | 11, 15, 16 | sylc 65 | . . 3 ⊢ (𝐴 ⊆ ℋ → (⊥‘(⊥‘𝐴)) ⊆ (⊥‘(⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}))) |
18 | ssrab2 4056 | . . . . 5 ⊢ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ⊆ Cℋ | |
19 | 3 | rspcev 3623 | . . . . . . 7 ⊢ (( ℋ ∈ Cℋ ∧ 𝐴 ⊆ ℋ) → ∃𝑥 ∈ Cℋ 𝐴 ⊆ 𝑥) |
20 | 1, 19 | mpan 688 | . . . . . 6 ⊢ (𝐴 ⊆ ℋ → ∃𝑥 ∈ Cℋ 𝐴 ⊆ 𝑥) |
21 | rabn0 4339 | . . . . . 6 ⊢ ({𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ≠ ∅ ↔ ∃𝑥 ∈ Cℋ 𝐴 ⊆ 𝑥) | |
22 | 20, 21 | sylibr 236 | . . . . 5 ⊢ (𝐴 ⊆ ℋ → {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ≠ ∅) |
23 | chintcl 29109 | . . . . 5 ⊢ (({𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ⊆ Cℋ ∧ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ≠ ∅) → ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ∈ Cℋ ) | |
24 | 18, 22, 23 | sylancr 589 | . . . 4 ⊢ (𝐴 ⊆ ℋ → ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ∈ Cℋ ) |
25 | ococ 29183 | . . . 4 ⊢ (∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ∈ Cℋ → (⊥‘(⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥})) = ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) | |
26 | 24, 25 | syl 17 | . . 3 ⊢ (𝐴 ⊆ ℋ → (⊥‘(⊥‘∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥})) = ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) |
27 | 17, 26 | sseqtrd 4007 | . 2 ⊢ (𝐴 ⊆ ℋ → (⊥‘(⊥‘𝐴)) ⊆ ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) |
28 | occl 29081 | . . . . 5 ⊢ ((⊥‘𝐴) ⊆ ℋ → (⊥‘(⊥‘𝐴)) ∈ Cℋ ) | |
29 | 10, 28 | syl 17 | . . . 4 ⊢ (𝐴 ⊆ ℋ → (⊥‘(⊥‘𝐴)) ∈ Cℋ ) |
30 | ococss 29070 | . . . 4 ⊢ (𝐴 ⊆ ℋ → 𝐴 ⊆ (⊥‘(⊥‘𝐴))) | |
31 | sseq2 3993 | . . . . 5 ⊢ (𝑥 = (⊥‘(⊥‘𝐴)) → (𝐴 ⊆ 𝑥 ↔ 𝐴 ⊆ (⊥‘(⊥‘𝐴)))) | |
32 | 31 | elrab 3680 | . . . 4 ⊢ ((⊥‘(⊥‘𝐴)) ∈ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ↔ ((⊥‘(⊥‘𝐴)) ∈ Cℋ ∧ 𝐴 ⊆ (⊥‘(⊥‘𝐴)))) |
33 | 29, 30, 32 | sylanbrc 585 | . . 3 ⊢ (𝐴 ⊆ ℋ → (⊥‘(⊥‘𝐴)) ∈ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) |
34 | intss1 4891 | . . 3 ⊢ ((⊥‘(⊥‘𝐴)) ∈ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} → ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ⊆ (⊥‘(⊥‘𝐴))) | |
35 | 33, 34 | syl 17 | . 2 ⊢ (𝐴 ⊆ ℋ → ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥} ⊆ (⊥‘(⊥‘𝐴))) |
36 | 27, 35 | eqssd 3984 | 1 ⊢ (𝐴 ⊆ ℋ → (⊥‘(⊥‘𝐴)) = ∩ {𝑥 ∈ Cℋ ∣ 𝐴 ⊆ 𝑥}) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1537 ∈ wcel 2114 ≠ wne 3016 ∃wrex 3139 {crab 3142 ⊆ wss 3936 ∅c0 4291 ∩ cint 4876 ‘cfv 6355 ℋchba 28696 Cℋ cch 28706 ⊥cort 28707 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-rep 5190 ax-sep 5203 ax-nul 5210 ax-pow 5266 ax-pr 5330 ax-un 7461 ax-inf2 9104 ax-cc 9857 ax-cnex 10593 ax-resscn 10594 ax-1cn 10595 ax-icn 10596 ax-addcl 10597 ax-addrcl 10598 ax-mulcl 10599 ax-mulrcl 10600 ax-mulcom 10601 ax-addass 10602 ax-mulass 10603 ax-distr 10604 ax-i2m1 10605 ax-1ne0 10606 ax-1rid 10607 ax-rnegex 10608 ax-rrecex 10609 ax-cnre 10610 ax-pre-lttri 10611 ax-pre-lttrn 10612 ax-pre-ltadd 10613 ax-pre-mulgt0 10614 ax-pre-sup 10615 ax-addf 10616 ax-mulf 10617 ax-hilex 28776 ax-hfvadd 28777 ax-hvcom 28778 ax-hvass 28779 ax-hv0cl 28780 ax-hvaddid 28781 ax-hfvmul 28782 ax-hvmulid 28783 ax-hvmulass 28784 ax-hvdistr1 28785 ax-hvdistr2 28786 ax-hvmul0 28787 ax-hfi 28856 ax-his1 28859 ax-his2 28860 ax-his3 28861 ax-his4 28862 ax-hcompl 28979 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-fal 1550 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3496 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-pss 3954 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4568 df-pr 4570 df-tp 4572 df-op 4574 df-uni 4839 df-int 4877 df-iun 4921 df-iin 4922 df-br 5067 df-opab 5129 df-mpt 5147 df-tr 5173 df-id 5460 df-eprel 5465 df-po 5474 df-so 5475 df-fr 5514 df-se 5515 df-we 5516 df-xp 5561 df-rel 5562 df-cnv 5563 df-co 5564 df-dm 5565 df-rn 5566 df-res 5567 df-ima 5568 df-pred 6148 df-ord 6194 df-on 6195 df-lim 6196 df-suc 6197 df-iota 6314 df-fun 6357 df-fn 6358 df-f 6359 df-f1 6360 df-fo 6361 df-f1o 6362 df-fv 6363 df-isom 6364 df-riota 7114 df-ov 7159 df-oprab 7160 df-mpo 7161 df-of 7409 df-om 7581 df-1st 7689 df-2nd 7690 df-supp 7831 df-wrecs 7947 df-recs 8008 df-rdg 8046 df-1o 8102 df-2o 8103 df-oadd 8106 df-omul 8107 df-er 8289 df-map 8408 df-pm 8409 df-ixp 8462 df-en 8510 df-dom 8511 df-sdom 8512 df-fin 8513 df-fsupp 8834 df-fi 8875 df-sup 8906 df-inf 8907 df-oi 8974 df-card 9368 df-acn 9371 df-pnf 10677 df-mnf 10678 df-xr 10679 df-ltxr 10680 df-le 10681 df-sub 10872 df-neg 10873 df-div 11298 df-nn 11639 df-2 11701 df-3 11702 df-4 11703 df-5 11704 df-6 11705 df-7 11706 df-8 11707 df-9 11708 df-n0 11899 df-z 11983 df-dec 12100 df-uz 12245 df-q 12350 df-rp 12391 df-xneg 12508 df-xadd 12509 df-xmul 12510 df-ioo 12743 df-ico 12745 df-icc 12746 df-fz 12894 df-fzo 13035 df-fl 13163 df-seq 13371 df-exp 13431 df-hash 13692 df-cj 14458 df-re 14459 df-im 14460 df-sqrt 14594 df-abs 14595 df-clim 14845 df-rlim 14846 df-sum 15043 df-struct 16485 df-ndx 16486 df-slot 16487 df-base 16489 df-sets 16490 df-ress 16491 df-plusg 16578 df-mulr 16579 df-starv 16580 df-sca 16581 df-vsca 16582 df-ip 16583 df-tset 16584 df-ple 16585 df-ds 16587 df-unif 16588 df-hom 16589 df-cco 16590 df-rest 16696 df-topn 16697 df-0g 16715 df-gsum 16716 df-topgen 16717 df-pt 16718 df-prds 16721 df-xrs 16775 df-qtop 16780 df-imas 16781 df-xps 16783 df-mre 16857 df-mrc 16858 df-acs 16860 df-mgm 17852 df-sgrp 17901 df-mnd 17912 df-submnd 17957 df-mulg 18225 df-cntz 18447 df-cmn 18908 df-psmet 20537 df-xmet 20538 df-met 20539 df-bl 20540 df-mopn 20541 df-fbas 20542 df-fg 20543 df-cnfld 20546 df-top 21502 df-topon 21519 df-topsp 21541 df-bases 21554 df-cld 21627 df-ntr 21628 df-cls 21629 df-nei 21706 df-cn 21835 df-cnp 21836 df-lm 21837 df-haus 21923 df-tx 22170 df-hmeo 22363 df-fil 22454 df-fm 22546 df-flim 22547 df-flf 22548 df-xms 22930 df-ms 22931 df-tms 22932 df-cfil 23858 df-cau 23859 df-cmet 23860 df-grpo 28270 df-gid 28271 df-ginv 28272 df-gdiv 28273 df-ablo 28322 df-vc 28336 df-nv 28369 df-va 28372 df-ba 28373 df-sm 28374 df-0v 28375 df-vs 28376 df-nmcv 28377 df-ims 28378 df-dip 28478 df-ssp 28499 df-ph 28590 df-cbn 28640 df-hnorm 28745 df-hba 28746 df-hvsub 28748 df-hlim 28749 df-hcau 28750 df-sh 28984 df-ch 28998 df-oc 29029 df-ch0 29030 |
This theorem is referenced by: hsupval2 29186 sshjval2 29188 |
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