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| Mirrors > Home > HSE Home > Th. List > ococi | Structured version Visualization version GIF version | ||
| Description: Complement of complement of a closed subspace of Hilbert space. Theorem 3.7(ii) of [Beran] p. 102. (Contributed by NM, 11-Oct-1999.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| ococ.1 | ⊢ 𝐴 ∈ Cℋ |
| Ref | Expression |
|---|---|
| ococi | ⊢ (⊥‘(⊥‘𝐴)) = 𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ococ.1 | . . 3 ⊢ 𝐴 ∈ Cℋ | |
| 2 | 1 | chshii 31251 | . . . . 5 ⊢ 𝐴 ∈ Sℋ |
| 3 | shocsh 31308 | . . . . 5 ⊢ (𝐴 ∈ Sℋ → (⊥‘𝐴) ∈ Sℋ ) | |
| 4 | 2, 3 | ax-mp 5 | . . . 4 ⊢ (⊥‘𝐴) ∈ Sℋ |
| 5 | shocsh 31308 | . . . 4 ⊢ ((⊥‘𝐴) ∈ Sℋ → (⊥‘(⊥‘𝐴)) ∈ Sℋ ) | |
| 6 | 4, 5 | ax-mp 5 | . . 3 ⊢ (⊥‘(⊥‘𝐴)) ∈ Sℋ |
| 7 | shococss 31318 | . . . 4 ⊢ (𝐴 ∈ Sℋ → 𝐴 ⊆ (⊥‘(⊥‘𝐴))) | |
| 8 | 2, 7 | ax-mp 5 | . . 3 ⊢ 𝐴 ⊆ (⊥‘(⊥‘𝐴)) |
| 9 | incom 4159 | . . . 4 ⊢ ((⊥‘(⊥‘𝐴)) ∩ (⊥‘𝐴)) = ((⊥‘𝐴) ∩ (⊥‘(⊥‘𝐴))) | |
| 10 | ocin 31320 | . . . . 5 ⊢ ((⊥‘𝐴) ∈ Sℋ → ((⊥‘𝐴) ∩ (⊥‘(⊥‘𝐴))) = 0ℋ) | |
| 11 | 4, 10 | ax-mp 5 | . . . 4 ⊢ ((⊥‘𝐴) ∩ (⊥‘(⊥‘𝐴))) = 0ℋ |
| 12 | 9, 11 | eqtri 2757 | . . 3 ⊢ ((⊥‘(⊥‘𝐴)) ∩ (⊥‘𝐴)) = 0ℋ |
| 13 | 1, 6, 8, 12 | omlsii 31427 | . 2 ⊢ 𝐴 = (⊥‘(⊥‘𝐴)) |
| 14 | 13 | eqcomi 2743 | 1 ⊢ (⊥‘(⊥‘𝐴)) = 𝐴 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1541 ∈ wcel 2113 ∩ cin 3898 ⊆ wss 3899 ‘cfv 6490 Sℋ csh 30952 Cℋ cch 30953 ⊥cort 30954 0ℋc0h 30959 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2706 ax-rep 5222 ax-sep 5239 ax-nul 5249 ax-pow 5308 ax-pr 5375 ax-un 7678 ax-inf2 9548 ax-cc 10343 ax-cnex 11080 ax-resscn 11081 ax-1cn 11082 ax-icn 11083 ax-addcl 11084 ax-addrcl 11085 ax-mulcl 11086 ax-mulrcl 11087 ax-mulcom 11088 ax-addass 11089 ax-mulass 11090 ax-distr 11091 ax-i2m1 11092 ax-1ne0 11093 ax-1rid 11094 ax-rnegex 11095 ax-rrecex 11096 ax-cnre 11097 ax-pre-lttri 11098 ax-pre-lttrn 11099 ax-pre-ltadd 11100 ax-pre-mulgt0 11101 ax-pre-sup 11102 ax-addf 11103 ax-mulf 11104 ax-hilex 31023 ax-hfvadd 31024 ax-hvcom 31025 ax-hvass 31026 ax-hv0cl 31027 ax-hvaddid 31028 ax-hfvmul 31029 ax-hvmulid 31030 ax-hvmulass 31031 ax-hvdistr1 31032 ax-hvdistr2 31033 ax-hvmul0 31034 ax-hfi 31103 ax-his1 31106 ax-his2 31107 ax-his3 31108 ax-his4 31109 ax-hcompl 31226 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3059 df-rmo 3348 df-reu 3349 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4862 df-int 4901 df-iun 4946 df-iin 4947 df-br 5097 df-opab 5159 df-mpt 5178 df-tr 5204 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-se 5576 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-isom 6499 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-2o 8396 df-oadd 8399 df-omul 8400 df-er 8633 df-map 8763 df-pm 8764 df-en 8882 df-dom 8883 df-sdom 8884 df-fin 8885 df-fi 9312 df-sup 9343 df-inf 9344 df-oi 9413 df-card 9849 df-acn 9852 df-pnf 11166 df-mnf 11167 df-xr 11168 df-ltxr 11169 df-le 11170 df-sub 11364 df-neg 11365 df-div 11793 df-nn 12144 df-2 12206 df-3 12207 df-4 12208 df-n0 12400 df-z 12487 df-uz 12750 df-q 12860 df-rp 12904 df-xneg 13024 df-xadd 13025 df-xmul 13026 df-ico 13265 df-icc 13266 df-fz 13422 df-fl 13710 df-seq 13923 df-exp 13983 df-cj 15020 df-re 15021 df-im 15022 df-sqrt 15156 df-abs 15157 df-clim 15409 df-rlim 15410 df-rest 17340 df-topgen 17361 df-psmet 21299 df-xmet 21300 df-met 21301 df-bl 21302 df-mopn 21303 df-fbas 21304 df-fg 21305 df-top 22836 df-topon 22853 df-bases 22888 df-cld 22961 df-ntr 22962 df-cls 22963 df-nei 23040 df-lm 23171 df-haus 23257 df-fil 23788 df-fm 23880 df-flim 23881 df-flf 23882 df-cfil 25209 df-cau 25210 df-cmet 25211 df-grpo 30517 df-gid 30518 df-ginv 30519 df-gdiv 30520 df-ablo 30569 df-vc 30583 df-nv 30616 df-va 30619 df-ba 30620 df-sm 30621 df-0v 30622 df-vs 30623 df-nmcv 30624 df-ims 30625 df-ssp 30746 df-ph 30837 df-cbn 30887 df-hnorm 30992 df-hba 30993 df-hvsub 30995 df-hlim 30996 df-hcau 30997 df-sh 31231 df-ch 31245 df-oc 31276 df-ch0 31277 |
| This theorem is referenced by: ococ 31430 pjococi 31461 sshhococi 31570 h1de2ctlem 31579 h1datomi 31605 qlax1i 31651 spansnji 31670 riesz3i 32086 chirredlem4 32417 chirredi 32418 mdoc2i 32450 dmdoc2i 32452 |
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