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Mirrors > Home > MPE Home > Th. List > cphssphl | Structured version Visualization version GIF version |
Description: A Banach subspace of a subcomplex pre-Hilbert space is a subcomplex Hilbert space. (Contributed by NM, 11-Apr-2008.) (Revised by AV, 25-Sep-2022.) |
Ref | Expression |
---|---|
cphssphl.x | ⊢ 𝑋 = (𝑊 ↾s 𝑈) |
cphssphl.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
Ref | Expression |
---|---|
cphssphl | ⊢ ((𝑊 ∈ ℂPreHil ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ Ban) → 𝑋 ∈ ℂHil) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp3 1133 | . 2 ⊢ ((𝑊 ∈ ℂPreHil ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ Ban) → 𝑋 ∈ Ban) | |
2 | cphssphl.x | . . . 4 ⊢ 𝑋 = (𝑊 ↾s 𝑈) | |
3 | cphssphl.s | . . . 4 ⊢ 𝑆 = (LSubSp‘𝑊) | |
4 | 2, 3 | cphsscph 23850 | . . 3 ⊢ ((𝑊 ∈ ℂPreHil ∧ 𝑈 ∈ 𝑆) → 𝑋 ∈ ℂPreHil) |
5 | 4 | 3adant3 1127 | . 2 ⊢ ((𝑊 ∈ ℂPreHil ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ Ban) → 𝑋 ∈ ℂPreHil) |
6 | ishl 23961 | . 2 ⊢ (𝑋 ∈ ℂHil ↔ (𝑋 ∈ Ban ∧ 𝑋 ∈ ℂPreHil)) | |
7 | 1, 5, 6 | sylanbrc 585 | 1 ⊢ ((𝑊 ∈ ℂPreHil ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ Ban) → 𝑋 ∈ ℂHil) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ w3a 1082 = wceq 1536 ∈ wcel 2113 ‘cfv 6352 (class class class)co 7153 ↾s cress 16480 LSubSpclss 19699 ℂPreHilccph 23766 Bancbn 23932 ℂHilchl 23933 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1969 ax-7 2014 ax-8 2115 ax-9 2123 ax-10 2144 ax-11 2160 ax-12 2176 ax-ext 2792 ax-rep 5187 ax-sep 5200 ax-nul 5207 ax-pow 5263 ax-pr 5327 ax-un 7458 ax-cnex 10590 ax-resscn 10591 ax-1cn 10592 ax-icn 10593 ax-addcl 10594 ax-addrcl 10595 ax-mulcl 10596 ax-mulrcl 10597 ax-mulcom 10598 ax-addass 10599 ax-mulass 10600 ax-distr 10601 ax-i2m1 10602 ax-1ne0 10603 ax-1rid 10604 ax-rnegex 10605 ax-rrecex 10606 ax-cnre 10607 ax-pre-lttri 10608 ax-pre-lttrn 10609 ax-pre-ltadd 10610 ax-pre-mulgt0 10611 ax-pre-sup 10612 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1083 df-3an 1084 df-tru 1539 df-ex 1780 df-nf 1784 df-sb 2069 df-mo 2621 df-eu 2653 df-clab 2799 df-cleq 2813 df-clel 2892 df-nfc 2962 df-ne 3016 df-nel 3123 df-ral 3142 df-rex 3143 df-reu 3144 df-rmo 3145 df-rab 3146 df-v 3495 df-sbc 3771 df-csb 3881 df-dif 3936 df-un 3938 df-in 3940 df-ss 3949 df-pss 3951 df-nul 4289 df-if 4465 df-pw 4538 df-sn 4565 df-pr 4567 df-tp 4569 df-op 4571 df-uni 4836 df-int 4874 df-iun 4918 df-br 5064 df-opab 5126 df-mpt 5144 df-tr 5170 df-id 5457 df-eprel 5462 df-po 5471 df-so 5472 df-fr 5511 df-we 5513 df-xp 5558 df-rel 5559 df-cnv 5560 df-co 5561 df-dm 5562 df-rn 5563 df-res 5564 df-ima 5565 df-pred 6145 df-ord 6191 df-on 6192 df-lim 6193 df-suc 6194 df-iota 6311 df-fun 6354 df-fn 6355 df-f 6356 df-f1 6357 df-fo 6358 df-f1o 6359 df-fv 6360 df-riota 7111 df-ov 7156 df-oprab 7157 df-mpo 7158 df-om 7578 df-1st 7686 df-2nd 7687 df-wrecs 7944 df-recs 8005 df-rdg 8043 df-er 8286 df-map 8405 df-en 8507 df-dom 8508 df-sdom 8509 df-sup 8903 df-inf 8904 df-pnf 10674 df-mnf 10675 df-xr 10676 df-ltxr 10677 df-le 10678 df-sub 10869 df-neg 10870 df-div 11295 df-nn 11636 df-2 11698 df-3 11699 df-4 11700 df-5 11701 df-6 11702 df-7 11703 df-8 11704 df-9 11705 df-n0 11896 df-z 11980 df-dec 12097 df-uz 12242 df-q 12347 df-rp 12388 df-xneg 12505 df-xadd 12506 df-xmul 12507 df-ico 12742 df-seq 13368 df-exp 13428 df-cj 14454 df-re 14455 df-im 14456 df-sqrt 14590 df-abs 14591 df-ndx 16482 df-slot 16483 df-base 16485 df-sets 16486 df-ress 16487 df-plusg 16574 df-mulr 16575 df-sca 16577 df-vsca 16578 df-ip 16579 df-tset 16580 df-ds 16583 df-rest 16692 df-topn 16693 df-0g 16711 df-topgen 16713 df-mgm 17848 df-sgrp 17897 df-mnd 17908 df-grp 18102 df-minusg 18103 df-sbg 18104 df-subg 18272 df-ghm 18352 df-mgp 19236 df-ur 19248 df-ring 19295 df-subrg 19529 df-lmod 19632 df-lss 19700 df-lsp 19740 df-lmhm 19790 df-lvec 19871 df-sra 19940 df-rgmod 19941 df-psmet 20533 df-xmet 20534 df-met 20535 df-bl 20536 df-mopn 20537 df-phl 20766 df-top 21498 df-topon 21515 df-topsp 21537 df-bases 21550 df-xms 22926 df-ms 22927 df-nm 23188 df-ngp 23189 df-nlm 23192 df-cph 23768 df-hl 23936 |
This theorem is referenced by: csschl 23975 |
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