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| Mirrors > Home > MPE Home > Th. List > lssss | Structured version Visualization version GIF version | ||
| Description: A subspace is a set of vectors. (Contributed by NM, 8-Dec-2013.) (Revised by Mario Carneiro, 8-Jan-2015.) |
| Ref | Expression |
|---|---|
| lssss.v | ⊢ 𝑉 = (Base‘𝑊) |
| lssss.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| Ref | Expression |
|---|---|
| lssss | ⊢ (𝑈 ∈ 𝑆 → 𝑈 ⊆ 𝑉) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2769 | . . 3 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊) | |
| 2 | eqid 2769 | . . 3 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊)) | |
| 3 | lssss.v | . . 3 ⊢ 𝑉 = (Base‘𝑊) | |
| 4 | eqid 2769 | . . 3 ⊢ (+g‘𝑊) = (+g‘𝑊) | |
| 5 | eqid 2769 | . . 3 ⊢ ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘𝑊) | |
| 6 | lssss.s | . . 3 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 7 | 1, 2, 3, 4, 5, 6 | islss 21029 | . 2 ⊢ (𝑈 ∈ 𝑆 ↔ (𝑈 ⊆ 𝑉 ∧ 𝑈 ≠ ∅ ∧ ∀𝑥 ∈ (Base‘(Scalar‘𝑊))∀𝑎 ∈ 𝑈 ∀𝑏 ∈ 𝑈 ((𝑥( ·𝑠 ‘𝑊)𝑎)(+g‘𝑊)𝑏) ∈ 𝑈)) |
| 8 | 7 | simp1bi 1161 | 1 ⊢ (𝑈 ∈ 𝑆 → 𝑈 ⊆ 𝑉) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1567 ∈ wcel 2149 ≠ wne 2964 ∀wral 3085 ⊆ wss 3913 ∅c0 4294 ‘cfv 6533 (class class class)co 7408 Basecbs 17265 +gcplusg 17306 Scalarcsca 17309 ·𝑠 cvsca 17310 LSubSpclss 21026 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5258 ax-nul 5268 ax-pow 5334 ax-pr 5402 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-ral 3086 df-rex 3096 df-rab 3424 df-v 3465 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4874 df-br 5111 df-opab 5175 df-mpt 5194 df-id 5554 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-iota 6489 df-fun 6535 df-fv 6541 df-ov 7411 df-lss 21027 |
| This theorem is referenced by: lssel 21032 lssuni 21034 00lss 21036 lsssubg 21052 islss3 21054 lsslss 21056 lssintcl 21059 lssmre 21061 lssacs 21062 lspid 21077 lspssv 21078 lspssp 21083 lsslsp 21110 lmhmima 21142 reslmhm 21147 lsmsp 21181 pj1lmhm 21195 lsppratlem2 21246 lsppratlem3 21247 lsppratlem4 21248 lspprat 21251 lbsextlem3 21258 lidlss 21310 ocvin 21789 pjdm2 21826 pjff 21827 pjf2 21829 pjfo 21830 pjcss 21831 frlmgsum 21887 frlmsplit2 21888 lsslindf 21945 lsslinds 21946 cphsscph 25375 lssbn 25476 minveclem1 25548 minveclem2 25550 minveclem3a 25551 minveclem3b 25552 minveclem3 25553 minveclem4a 25554 minveclem4b 25555 minveclem4 25556 minveclem6 25558 minveclem7 25559 pjthlem1 25561 pjthlem2 25562 pjth 25563 lssdimle 33939 ply1degltdimlem 33953 ply1degltdim 33954 dimlssid 33963 islshpsm 39639 lshpnelb 39643 lshpnel2N 39644 lshpcmp 39647 lsatssv 39657 lssats 39671 lpssat 39672 lssatle 39674 lssat 39675 islshpcv 39712 lkrssv 39755 lkrlsp 39761 dvhopellsm 41776 dvadiaN 41787 dihss 41910 dihrnss 41937 dochord2N 42030 dochord3 42031 dihoml4 42036 dochsat 42042 dochshpncl 42043 dochnoncon 42050 djhlsmcl 42073 dihjat1lem 42087 dochsatshp 42110 dochsatshpb 42111 dochshpsat 42113 dochexmidlem2 42120 dochexmidlem5 42123 dochexmidlem6 42124 dochexmidlem7 42125 dochexmidlem8 42126 lclkrlem2p 42181 lclkrlem2v 42187 lcfrlem5 42205 lcfr 42244 mapdpglem17N 42347 mapdpglem18 42348 mapdpglem21 42351 islssfg 43682 islssfg2 43683 lnmlsslnm 43693 kercvrlsm 43695 lnmepi 43697 filnm 43702 gsumlsscl 49038 lincellss 49084 ellcoellss 49093 |
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