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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 2737 | . . 3 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊) | |
| 2 | eqid 2737 | . . 3 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊)) | |
| 3 | lssss.v | . . 3 ⊢ 𝑉 = (Base‘𝑊) | |
| 4 | eqid 2737 | . . 3 ⊢ (+g‘𝑊) = (+g‘𝑊) | |
| 5 | eqid 2737 | . . 3 ⊢ ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘𝑊) | |
| 6 | lssss.s | . . 3 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 7 | 1, 2, 3, 4, 5, 6 | islss 20902 | . 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 1146 | 1 ⊢ (𝑈 ∈ 𝑆 → 𝑈 ⊆ 𝑉) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 ≠ wne 2933 ∀wral 3052 ⊆ wss 3903 ∅c0 4287 ‘cfv 6502 (class class class)co 7370 Basecbs 17150 +gcplusg 17191 Scalarcsca 17194 ·𝑠 cvsca 17195 LSubSpclss 20899 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5245 ax-nul 5255 ax-pow 5314 ax-pr 5381 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rab 3402 df-v 3444 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5529 df-xp 5640 df-rel 5641 df-cnv 5642 df-co 5643 df-dm 5644 df-iota 6458 df-fun 6504 df-fv 6510 df-ov 7373 df-lss 20900 |
| This theorem is referenced by: lssel 20905 lssuni 20907 00lss 20909 lsssubg 20925 islss3 20927 lsslss 20929 lssintcl 20932 lssmre 20934 lssacs 20935 lspid 20950 lspssv 20951 lspssp 20956 lsslsp 20983 lsslspOLD 20984 lmhmima 21016 reslmhm 21021 lsmsp 21055 pj1lmhm 21069 lsppratlem2 21120 lsppratlem3 21121 lsppratlem4 21122 lspprat 21125 lbsextlem3 21132 lidlss 21184 ocvin 21646 pjdm2 21683 pjff 21684 pjf2 21686 pjfo 21687 pjcss 21688 frlmgsum 21744 frlmsplit2 21745 lsslindf 21802 lsslinds 21803 cphsscph 25224 lssbn 25325 minveclem1 25397 minveclem2 25399 minveclem3a 25400 minveclem3b 25401 minveclem3 25402 minveclem4a 25403 minveclem4b 25404 minveclem4 25405 minveclem6 25407 minveclem7 25408 pjthlem1 25410 pjthlem2 25411 pjth 25412 lssdimle 33791 ply1degltdimlem 33806 ply1degltdim 33807 dimlssid 33816 islshpsm 39385 lshpnelb 39389 lshpnel2N 39390 lshpcmp 39393 lsatssv 39403 lssats 39417 lpssat 39418 lssatle 39420 lssat 39421 islshpcv 39458 lkrssv 39501 lkrlsp 39507 dvhopellsm 41522 dvadiaN 41533 dihss 41656 dihrnss 41683 dochord2N 41776 dochord3 41777 dihoml4 41782 dochsat 41788 dochshpncl 41789 dochnoncon 41796 djhlsmcl 41819 dihjat1lem 41833 dochsatshp 41856 dochsatshpb 41857 dochshpsat 41859 dochexmidlem2 41866 dochexmidlem5 41869 dochexmidlem6 41870 dochexmidlem7 41871 dochexmidlem8 41872 lclkrlem2p 41927 lclkrlem2v 41933 lcfrlem5 41951 lcfr 41990 mapdpglem17N 42093 mapdpglem18 42094 mapdpglem21 42097 islssfg 43456 islssfg2 43457 lnmlsslnm 43467 kercvrlsm 43469 lnmepi 43471 filnm 43476 gsumlsscl 48769 lincellss 48815 ellcoellss 48824 |
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