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| Mirrors > Home > MPE Home > Th. List > cldcss | Structured version Visualization version GIF version | ||
| Description: Corollary of the Projection Theorem: A topologically closed subspace is algebraically closed in Hilbert space. (Contributed by Mario Carneiro, 17-Oct-2015.) |
| Ref | Expression |
|---|---|
| cldcss.v | ⊢ 𝑉 = (Base‘𝑊) |
| cldcss.j | ⊢ 𝐽 = (TopOpen‘𝑊) |
| cldcss.l | ⊢ 𝐿 = (LSubSp‘𝑊) |
| cldcss.c | ⊢ 𝐶 = (ClSubSp‘𝑊) |
| Ref | Expression |
|---|---|
| cldcss | ⊢ (𝑊 ∈ ℂHil → (𝑈 ∈ 𝐶 ↔ (𝑈 ∈ 𝐿 ∧ 𝑈 ∈ (Clsd‘𝐽)))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | hlphl 25599 | . . . 4 ⊢ (𝑊 ∈ ℂHil → 𝑊 ∈ PreHil) | |
| 2 | cldcss.c | . . . . 5 ⊢ 𝐶 = (ClSubSp‘𝑊) | |
| 3 | cldcss.l | . . . . 5 ⊢ 𝐿 = (LSubSp‘𝑊) | |
| 4 | 2, 3 | csslss 21910 | . . . 4 ⊢ ((𝑊 ∈ PreHil ∧ 𝑈 ∈ 𝐶) → 𝑈 ∈ 𝐿) |
| 5 | 1, 4 | sylan 592 | . . 3 ⊢ ((𝑊 ∈ ℂHil ∧ 𝑈 ∈ 𝐶) → 𝑈 ∈ 𝐿) |
| 6 | hlcph 25598 | . . . 4 ⊢ (𝑊 ∈ ℂHil → 𝑊 ∈ ℂPreHil) | |
| 7 | cldcss.j | . . . . 5 ⊢ 𝐽 = (TopOpen‘𝑊) | |
| 8 | 2, 7 | csscld 25483 | . . . 4 ⊢ ((𝑊 ∈ ℂPreHil ∧ 𝑈 ∈ 𝐶) → 𝑈 ∈ (Clsd‘𝐽)) |
| 9 | 6, 8 | sylan 592 | . . 3 ⊢ ((𝑊 ∈ ℂHil ∧ 𝑈 ∈ 𝐶) → 𝑈 ∈ (Clsd‘𝐽)) |
| 10 | 5, 9 | jca 521 | . 2 ⊢ ((𝑊 ∈ ℂHil ∧ 𝑈 ∈ 𝐶) → (𝑈 ∈ 𝐿 ∧ 𝑈 ∈ (Clsd‘𝐽))) |
| 11 | 1 | 3ad2ant1 1151 | . . . . 5 ⊢ ((𝑊 ∈ ℂHil ∧ 𝑈 ∈ 𝐿 ∧ 𝑈 ∈ (Clsd‘𝐽)) → 𝑊 ∈ PreHil) |
| 12 | eqid 2762 | . . . . . 6 ⊢ (proj‘𝑊) = (proj‘𝑊) | |
| 13 | 12, 2 | pjcss 21935 | . . . . 5 ⊢ (𝑊 ∈ PreHil → dom (proj‘𝑊) ⊆ 𝐶) |
| 14 | 11, 13 | syl 18 | . . . 4 ⊢ ((𝑊 ∈ ℂHil ∧ 𝑈 ∈ 𝐿 ∧ 𝑈 ∈ (Clsd‘𝐽)) → dom (proj‘𝑊) ⊆ 𝐶) |
| 15 | 7, 3, 12 | pjth2 25674 | . . . 4 ⊢ ((𝑊 ∈ ℂHil ∧ 𝑈 ∈ 𝐿 ∧ 𝑈 ∈ (Clsd‘𝐽)) → 𝑈 ∈ dom (proj‘𝑊)) |
| 16 | 14, 15 | sseldd 3935 | . . 3 ⊢ ((𝑊 ∈ ℂHil ∧ 𝑈 ∈ 𝐿 ∧ 𝑈 ∈ (Clsd‘𝐽)) → 𝑈 ∈ 𝐶) |
| 17 | 16 | 3expb 1138 | . 2 ⊢ ((𝑊 ∈ ℂHil ∧ (𝑈 ∈ 𝐿 ∧ 𝑈 ∈ (Clsd‘𝐽))) → 𝑈 ∈ 𝐶) |
| 18 | 10, 17 | impbida 813 | 1 ⊢ (𝑊 ∈ ℂHil → (𝑈 ∈ 𝐶 ↔ (𝑈 ∈ 𝐿 ∧ 𝑈 ∈ (Clsd‘𝐽)))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2145 ⊆ wss 3902 dom cdm 5659 ‘cfv 6537 Basecbs 17307 TopOpenctopn 17512 LSubSpclss 21121 PreHilcphl 21843 ClSubSpccss 21880 projcpj 21919 Clsdccld 23247 ℂPreHilccph 25400 ℂHilchl 25568 |
| 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 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2734 ax-rep 5236 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 ax-un 7740 ax-cnex 11184 ax-resscn 11185 ax-1cn 11186 ax-icn 11187 ax-addcl 11188 ax-addrcl 11189 ax-mulcl 11190 ax-mulrcl 11191 ax-mulcom 11192 ax-addass 11193 ax-mulass 11194 ax-distr 11195 ax-i2m1 11196 ax-1ne0 11197 ax-1rid 11198 ax-rnegex 11199 ax-rrecex 11200 ax-cnre 11201 ax-pre-lttri 11202 ax-pre-lttrn 11203 ax-pre-ltadd 11204 ax-pre-mulgt0 11205 ax-pre-sup 11206 ax-addf 11207 ax-mulf 11208 |
| 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 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-tp 4592 df-op 4594 df-uni 4871 df-int 4911 df-iun 4956 df-iin 4957 df-br 5108 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5554 df-eprel 5559 df-po 5567 df-so 5568 df-fr 5612 df-se 5613 df-we 5614 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-isom 6546 df-riota 7374 df-ov 7420 df-oprab 7421 df-mpo 7422 df-of 7682 df-om 7867 df-1st 7990 df-2nd 7991 df-supp 8163 df-tpos 8228 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-1o 8459 df-2o 8460 df-er 8700 df-map 8832 df-ixp 8909 df-en 8957 df-dom 8958 df-sdom 8959 df-fin 8960 df-fsupp 9336 df-fi 9385 df-sup 9416 df-inf 9417 df-oi 9486 df-card 9948 df-pnf 11273 df-mnf 11274 df-xr 11275 df-ltxr 11276 df-le 11277 df-sub 11471 df-neg 11472 df-div 11900 df-nn 12262 df-2 12331 df-3 12332 df-4 12333 df-5 12334 df-6 12335 df-7 12336 df-8 12337 df-9 12338 df-n0 12533 df-z 12620 df-dec 12741 df-uz 12892 df-q 13002 df-rp 13047 df-xneg 13167 df-xadd 13168 df-xmul 13169 df-ioo 13406 df-ico 13408 df-icc 13409 df-fz 13566 df-fzo 13714 df-seq 14070 df-exp 14130 df-hash 14399 df-cj 15190 df-re 15191 df-im 15192 df-sqrt 15326 df-abs 15327 df-struct 17245 df-sets 17262 df-slot 17280 df-ndx 17292 df-base 17308 df-ress 17329 df-plusg 17361 df-mulr 17362 df-starv 17363 df-sca 17364 df-vsca 17365 df-ip 17366 df-tset 17367 df-ple 17368 df-ds 17370 df-unif 17371 df-hom 17372 df-cco 17373 df-rest 17513 df-topn 17514 df-0g 17532 df-gsum 17533 df-topgen 17534 df-pt 17535 df-prds 17538 df-xrs 17594 df-qtop 17599 df-imas 17600 df-xps 17602 df-mre 17676 df-mrc 17677 df-acs 17679 df-mgm 18736 df-sgrp 18827 df-mnd 18843 df-mhm 18897 df-submnd 18898 df-grp 19066 df-minusg 19067 df-sbg 19068 df-mulg 19197 df-subg 19252 df-ghm 19347 df-cntz 19450 df-lsm 19769 df-pj1 19770 df-cmn 19915 df-abl 19916 df-mgp 20280 df-rng 20294 df-ur 20327 df-ring 20380 df-cring 20381 df-oppr 20484 df-dvdsr 20504 df-unit 20505 df-invr 20535 df-dvr 20548 df-rhm 20619 df-subrng 20714 df-subrg 20738 df-drng 20898 df-staf 21011 df-srng 21012 df-lmod 21052 df-lss 21122 df-lmhm 21212 df-lvec 21293 df-sra 21363 df-rgmod 21364 df-psmet 21583 df-xmet 21584 df-met 21585 df-bl 21586 df-mopn 21587 df-fbas 21588 df-fg 21589 df-cnfld 21592 df-phl 21845 df-ipf 21846 df-ocv 21882 df-css 21883 df-pj 21922 df-top 23125 df-topon 23142 df-topsp 23164 df-bases 23177 df-cld 23250 df-ntr 23251 df-cls 23252 df-nei 23329 df-cn 23458 df-cnp 23459 df-t1 23545 df-haus 23546 df-cmp 23618 df-tx 23794 df-hmeo 23987 df-fil 24078 df-flim 24171 df-fcls 24173 df-xms 24552 df-ms 24553 df-tms 24554 df-nm 24814 df-ngp 24815 df-tng 24816 df-nlm 24818 df-cncf 25112 df-clm 25297 df-cph 25402 df-tcph 25403 df-cfil 25489 df-cmet 25491 df-cms 25569 df-bn 25570 df-hl 25571 |
| This theorem is used by: cldcss2 25676 |
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