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Mirrors > Home > MPE Home > Th. List > hlhil | Structured version Visualization version GIF version |
Description: Corollary of the Projection Theorem: A subcomplex Hilbert space is a Hilbert space (in the algebraic sense, meaning that all algebraically closed subspaces have a projection decomposition). (Contributed by Mario Carneiro, 17-Oct-2015.) |
Ref | Expression |
---|---|
hlhil | ⊢ (𝑊 ∈ ℂHil → 𝑊 ∈ Hil) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | hlphl 24070 | . 2 ⊢ (𝑊 ∈ ℂHil → 𝑊 ∈ PreHil) | |
2 | eqid 2758 | . . . . 5 ⊢ (proj‘𝑊) = (proj‘𝑊) | |
3 | eqid 2758 | . . . . 5 ⊢ (ClSubSp‘𝑊) = (ClSubSp‘𝑊) | |
4 | 2, 3 | pjcss 20486 | . . . 4 ⊢ (𝑊 ∈ PreHil → dom (proj‘𝑊) ⊆ (ClSubSp‘𝑊)) |
5 | 1, 4 | syl 17 | . . 3 ⊢ (𝑊 ∈ ℂHil → dom (proj‘𝑊) ⊆ (ClSubSp‘𝑊)) |
6 | eqid 2758 | . . . . 5 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
7 | eqid 2758 | . . . . 5 ⊢ (TopOpen‘𝑊) = (TopOpen‘𝑊) | |
8 | eqid 2758 | . . . . 5 ⊢ (LSubSp‘𝑊) = (LSubSp‘𝑊) | |
9 | 6, 7, 8, 3 | cldcss2 24147 | . . . 4 ⊢ (𝑊 ∈ ℂHil → (ClSubSp‘𝑊) = ((LSubSp‘𝑊) ∩ (Clsd‘(TopOpen‘𝑊)))) |
10 | elin 3876 | . . . . . 6 ⊢ (𝑥 ∈ ((LSubSp‘𝑊) ∩ (Clsd‘(TopOpen‘𝑊))) ↔ (𝑥 ∈ (LSubSp‘𝑊) ∧ 𝑥 ∈ (Clsd‘(TopOpen‘𝑊)))) | |
11 | 7, 8, 2 | pjth2 24145 | . . . . . . 7 ⊢ ((𝑊 ∈ ℂHil ∧ 𝑥 ∈ (LSubSp‘𝑊) ∧ 𝑥 ∈ (Clsd‘(TopOpen‘𝑊))) → 𝑥 ∈ dom (proj‘𝑊)) |
12 | 11 | 3expib 1119 | . . . . . 6 ⊢ (𝑊 ∈ ℂHil → ((𝑥 ∈ (LSubSp‘𝑊) ∧ 𝑥 ∈ (Clsd‘(TopOpen‘𝑊))) → 𝑥 ∈ dom (proj‘𝑊))) |
13 | 10, 12 | syl5bi 245 | . . . . 5 ⊢ (𝑊 ∈ ℂHil → (𝑥 ∈ ((LSubSp‘𝑊) ∩ (Clsd‘(TopOpen‘𝑊))) → 𝑥 ∈ dom (proj‘𝑊))) |
14 | 13 | ssrdv 3900 | . . . 4 ⊢ (𝑊 ∈ ℂHil → ((LSubSp‘𝑊) ∩ (Clsd‘(TopOpen‘𝑊))) ⊆ dom (proj‘𝑊)) |
15 | 9, 14 | eqsstrd 3932 | . . 3 ⊢ (𝑊 ∈ ℂHil → (ClSubSp‘𝑊) ⊆ dom (proj‘𝑊)) |
16 | 5, 15 | eqssd 3911 | . 2 ⊢ (𝑊 ∈ ℂHil → dom (proj‘𝑊) = (ClSubSp‘𝑊)) |
17 | 2, 3 | ishil 20488 | . 2 ⊢ (𝑊 ∈ Hil ↔ (𝑊 ∈ PreHil ∧ dom (proj‘𝑊) = (ClSubSp‘𝑊))) |
18 | 1, 16, 17 | sylanbrc 586 | 1 ⊢ (𝑊 ∈ ℂHil → 𝑊 ∈ Hil) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 399 = wceq 1538 ∈ wcel 2111 ∩ cin 3859 ⊆ wss 3860 dom cdm 5527 ‘cfv 6339 Basecbs 16546 TopOpenctopn 16758 LSubSpclss 19776 PreHilcphl 20394 ClSubSpccss 20431 projcpj 20470 Hilchil 20471 Clsdccld 21721 ℂHilchl 24039 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2729 ax-rep 5159 ax-sep 5172 ax-nul 5179 ax-pow 5237 ax-pr 5301 ax-un 7464 ax-cnex 10636 ax-resscn 10637 ax-1cn 10638 ax-icn 10639 ax-addcl 10640 ax-addrcl 10641 ax-mulcl 10642 ax-mulrcl 10643 ax-mulcom 10644 ax-addass 10645 ax-mulass 10646 ax-distr 10647 ax-i2m1 10648 ax-1ne0 10649 ax-1rid 10650 ax-rnegex 10651 ax-rrecex 10652 ax-cnre 10653 ax-pre-lttri 10654 ax-pre-lttrn 10655 ax-pre-ltadd 10656 ax-pre-mulgt0 10657 ax-pre-sup 10658 ax-addf 10659 ax-mulf 10660 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-fal 1551 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2557 df-eu 2588 df-clab 2736 df-cleq 2750 df-clel 2830 df-nfc 2901 df-ne 2952 df-nel 3056 df-ral 3075 df-rex 3076 df-reu 3077 df-rmo 3078 df-rab 3079 df-v 3411 df-sbc 3699 df-csb 3808 df-dif 3863 df-un 3865 df-in 3867 df-ss 3877 df-pss 3879 df-nul 4228 df-if 4424 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4802 df-int 4842 df-iun 4888 df-iin 4889 df-br 5036 df-opab 5098 df-mpt 5116 df-tr 5142 df-id 5433 df-eprel 5438 df-po 5446 df-so 5447 df-fr 5486 df-se 5487 df-we 5488 df-xp 5533 df-rel 5534 df-cnv 5535 df-co 5536 df-dm 5537 df-rn 5538 df-res 5539 df-ima 5540 df-pred 6130 df-ord 6176 df-on 6177 df-lim 6178 df-suc 6179 df-iota 6298 df-fun 6341 df-fn 6342 df-f 6343 df-f1 6344 df-fo 6345 df-f1o 6346 df-fv 6347 df-isom 6348 df-riota 7113 df-ov 7158 df-oprab 7159 df-mpo 7160 df-of 7410 df-om 7585 df-1st 7698 df-2nd 7699 df-supp 7841 df-tpos 7907 df-wrecs 7962 df-recs 8023 df-rdg 8061 df-1o 8117 df-2o 8118 df-er 8304 df-map 8423 df-ixp 8485 df-en 8533 df-dom 8534 df-sdom 8535 df-fin 8536 df-fsupp 8872 df-fi 8913 df-sup 8944 df-inf 8945 df-oi 9012 df-card 9406 df-pnf 10720 df-mnf 10721 df-xr 10722 df-ltxr 10723 df-le 10724 df-sub 10915 df-neg 10916 df-div 11341 df-nn 11680 df-2 11742 df-3 11743 df-4 11744 df-5 11745 df-6 11746 df-7 11747 df-8 11748 df-9 11749 df-n0 11940 df-z 12026 df-dec 12143 df-uz 12288 df-q 12394 df-rp 12436 df-xneg 12553 df-xadd 12554 df-xmul 12555 df-ioo 12788 df-ico 12790 df-icc 12791 df-fz 12945 df-fzo 13088 df-seq 13424 df-exp 13485 df-hash 13746 df-cj 14511 df-re 14512 df-im 14513 df-sqrt 14647 df-abs 14648 df-struct 16548 df-ndx 16549 df-slot 16550 df-base 16552 df-sets 16553 df-ress 16554 df-plusg 16641 df-mulr 16642 df-starv 16643 df-sca 16644 df-vsca 16645 df-ip 16646 df-tset 16647 df-ple 16648 df-ds 16650 df-unif 16651 df-hom 16652 df-cco 16653 df-rest 16759 df-topn 16760 df-0g 16778 df-gsum 16779 df-topgen 16780 df-pt 16781 df-prds 16784 df-xrs 16838 df-qtop 16843 df-imas 16844 df-xps 16846 df-mre 16920 df-mrc 16921 df-acs 16923 df-mgm 17923 df-sgrp 17972 df-mnd 17983 df-mhm 18027 df-submnd 18028 df-grp 18177 df-minusg 18178 df-sbg 18179 df-mulg 18297 df-subg 18348 df-ghm 18428 df-cntz 18519 df-lsm 18833 df-pj1 18834 df-cmn 18980 df-abl 18981 df-mgp 19313 df-ur 19325 df-ring 19372 df-cring 19373 df-oppr 19449 df-dvdsr 19467 df-unit 19468 df-invr 19498 df-dvr 19509 df-rnghom 19543 df-drng 19577 df-subrg 19606 df-staf 19689 df-srng 19690 df-lmod 19709 df-lss 19777 df-lmhm 19867 df-lvec 19948 df-sra 20017 df-rgmod 20018 df-psmet 20163 df-xmet 20164 df-met 20165 df-bl 20166 df-mopn 20167 df-fbas 20168 df-fg 20169 df-cnfld 20172 df-phl 20396 df-ipf 20397 df-ocv 20433 df-css 20434 df-pj 20473 df-hil 20474 df-top 21599 df-topon 21616 df-topsp 21638 df-bases 21651 df-cld 21724 df-ntr 21725 df-cls 21726 df-nei 21803 df-cn 21932 df-cnp 21933 df-t1 22019 df-haus 22020 df-cmp 22092 df-tx 22267 df-hmeo 22460 df-fil 22551 df-flim 22644 df-fcls 22646 df-xms 23027 df-ms 23028 df-tms 23029 df-nm 23289 df-ngp 23290 df-tng 23291 df-nlm 23293 df-cncf 23584 df-clm 23769 df-cph 23874 df-tcph 23875 df-cfil 23960 df-cmet 23962 df-cms 24040 df-bn 24041 df-hl 24042 |
This theorem is referenced by: (None) |
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