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Mirrors > Home > HSE Home > Th. List > spancl | Structured version Visualization version GIF version |
Description: The span of a subset of Hilbert space is a subspace. (Contributed by NM, 2-Jun-2004.) (New usage is discouraged.) |
Ref | Expression |
---|---|
spancl | ⊢ (𝐴 ⊆ ℋ → (span‘𝐴) ∈ Sℋ ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | spanval 29116 | . 2 ⊢ (𝐴 ⊆ ℋ → (span‘𝐴) = ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥}) | |
2 | ssrab2 4007 | . . 3 ⊢ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ⊆ Sℋ | |
3 | helsh 29028 | . . . . 5 ⊢ ℋ ∈ Sℋ | |
4 | sseq2 3941 | . . . . . 6 ⊢ (𝑥 = ℋ → (𝐴 ⊆ 𝑥 ↔ 𝐴 ⊆ ℋ)) | |
5 | 4 | rspcev 3571 | . . . . 5 ⊢ (( ℋ ∈ Sℋ ∧ 𝐴 ⊆ ℋ) → ∃𝑥 ∈ Sℋ 𝐴 ⊆ 𝑥) |
6 | 3, 5 | mpan 689 | . . . 4 ⊢ (𝐴 ⊆ ℋ → ∃𝑥 ∈ Sℋ 𝐴 ⊆ 𝑥) |
7 | rabn0 4293 | . . . 4 ⊢ ({𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ≠ ∅ ↔ ∃𝑥 ∈ Sℋ 𝐴 ⊆ 𝑥) | |
8 | 6, 7 | sylibr 237 | . . 3 ⊢ (𝐴 ⊆ ℋ → {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ≠ ∅) |
9 | shintcl 29113 | . . 3 ⊢ (({𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ⊆ Sℋ ∧ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ≠ ∅) → ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ∈ Sℋ ) | |
10 | 2, 8, 9 | sylancr 590 | . 2 ⊢ (𝐴 ⊆ ℋ → ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ∈ Sℋ ) |
11 | 1, 10 | eqeltrd 2890 | 1 ⊢ (𝐴 ⊆ ℋ → (span‘𝐴) ∈ Sℋ ) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 2111 ≠ wne 2987 ∃wrex 3107 {crab 3110 ⊆ wss 3881 ∅c0 4243 ∩ cint 4838 ‘cfv 6324 ℋchba 28702 Sℋ csh 28711 spancspn 28715 |
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 2770 ax-rep 5154 ax-sep 5167 ax-nul 5174 ax-pow 5231 ax-pr 5295 ax-un 7441 ax-cnex 10582 ax-resscn 10583 ax-1cn 10584 ax-icn 10585 ax-addcl 10586 ax-addrcl 10587 ax-mulcl 10588 ax-mulrcl 10589 ax-mulcom 10590 ax-addass 10591 ax-mulass 10592 ax-distr 10593 ax-i2m1 10594 ax-1ne0 10595 ax-1rid 10596 ax-rnegex 10597 ax-rrecex 10598 ax-cnre 10599 ax-pre-lttri 10600 ax-pre-lttrn 10601 ax-pre-ltadd 10602 ax-pre-mulgt0 10603 ax-pre-sup 10604 ax-addf 10605 ax-mulf 10606 ax-hilex 28782 ax-hfvadd 28783 ax-hvcom 28784 ax-hvass 28785 ax-hv0cl 28786 ax-hvaddid 28787 ax-hfvmul 28788 ax-hvmulid 28789 ax-hvmulass 28790 ax-hvdistr1 28791 ax-hvdistr2 28792 ax-hvmul0 28793 ax-hfi 28862 ax-his1 28865 ax-his2 28866 ax-his3 28867 ax-his4 28868 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ne 2988 df-nel 3092 df-ral 3111 df-rex 3112 df-reu 3113 df-rmo 3114 df-rab 3115 df-v 3443 df-sbc 3721 df-csb 3829 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-pss 3900 df-nul 4244 df-if 4426 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4801 df-int 4839 df-iun 4883 df-br 5031 df-opab 5093 df-mpt 5111 df-tr 5137 df-id 5425 df-eprel 5430 df-po 5438 df-so 5439 df-fr 5478 df-we 5480 df-xp 5525 df-rel 5526 df-cnv 5527 df-co 5528 df-dm 5529 df-rn 5530 df-res 5531 df-ima 5532 df-pred 6116 df-ord 6162 df-on 6163 df-lim 6164 df-suc 6165 df-iota 6283 df-fun 6326 df-fn 6327 df-f 6328 df-f1 6329 df-fo 6330 df-f1o 6331 df-fv 6332 df-riota 7093 df-ov 7138 df-oprab 7139 df-mpo 7140 df-om 7561 df-1st 7671 df-2nd 7672 df-wrecs 7930 df-recs 7991 df-rdg 8029 df-er 8272 df-map 8391 df-pm 8392 df-en 8493 df-dom 8494 df-sdom 8495 df-sup 8890 df-inf 8891 df-pnf 10666 df-mnf 10667 df-xr 10668 df-ltxr 10669 df-le 10670 df-sub 10861 df-neg 10862 df-div 11287 df-nn 11626 df-2 11688 df-3 11689 df-4 11690 df-n0 11886 df-z 11970 df-uz 12232 df-q 12337 df-rp 12378 df-xneg 12495 df-xadd 12496 df-xmul 12497 df-icc 12733 df-seq 13365 df-exp 13426 df-cj 14450 df-re 14451 df-im 14452 df-sqrt 14586 df-abs 14587 df-topgen 16709 df-psmet 20083 df-xmet 20084 df-met 20085 df-bl 20086 df-mopn 20087 df-top 21499 df-topon 21516 df-bases 21551 df-lm 21834 df-haus 21920 df-grpo 28276 df-gid 28277 df-ginv 28278 df-gdiv 28279 df-ablo 28328 df-vc 28342 df-nv 28375 df-va 28378 df-ba 28379 df-sm 28380 df-0v 28381 df-vs 28382 df-nmcv 28383 df-ims 28384 df-hnorm 28751 df-hvsub 28754 df-hlim 28755 df-sh 28990 df-ch 29004 df-ch0 29036 df-span 29092 |
This theorem is referenced by: elspancl 29120 shsupcl 29121 span0 29325 spanuni 29327 spanunsni 29362 shatomistici 30144 |
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