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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 2736 | . . 3 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊) | |
| 2 | eqid 2736 | . . 3 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊)) | |
| 3 | lssss.v | . . 3 ⊢ 𝑉 = (Base‘𝑊) | |
| 4 | eqid 2736 | . . 3 ⊢ (+g‘𝑊) = (+g‘𝑊) | |
| 5 | eqid 2736 | . . 3 ⊢ ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘𝑊) | |
| 6 | lssss.s | . . 3 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 7 | 1, 2, 3, 4, 5, 6 | islss 20929 | . 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 2932 ∀wral 3051 ⊆ wss 3889 ∅c0 4273 ‘cfv 6498 (class class class)co 7367 Basecbs 17179 +gcplusg 17220 Scalarcsca 17223 ·𝑠 cvsca 17224 LSubSpclss 20926 |
| 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 2708 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 |
| 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 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3062 df-rab 3390 df-v 3431 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-br 5086 df-opab 5148 df-mpt 5167 df-id 5526 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-iota 6454 df-fun 6500 df-fv 6506 df-ov 7370 df-lss 20927 |
| This theorem is referenced by: lssel 20932 lssuni 20934 00lss 20936 lsssubg 20952 islss3 20954 lsslss 20956 lssintcl 20959 lssmre 20961 lssacs 20962 lspid 20977 lspssv 20978 lspssp 20983 lsslsp 21010 lmhmima 21042 reslmhm 21047 lsmsp 21081 pj1lmhm 21095 lsppratlem2 21146 lsppratlem3 21147 lsppratlem4 21148 lspprat 21151 lbsextlem3 21158 lidlss 21210 ocvin 21654 pjdm2 21691 pjff 21692 pjf2 21694 pjfo 21695 pjcss 21696 frlmgsum 21752 frlmsplit2 21753 lsslindf 21810 lsslinds 21811 cphsscph 25218 lssbn 25319 minveclem1 25391 minveclem2 25393 minveclem3a 25394 minveclem3b 25395 minveclem3 25396 minveclem4a 25397 minveclem4b 25398 minveclem4 25399 minveclem6 25401 minveclem7 25402 pjthlem1 25404 pjthlem2 25405 pjth 25406 lssdimle 33752 ply1degltdimlem 33766 ply1degltdim 33767 dimlssid 33776 islshpsm 39426 lshpnelb 39430 lshpnel2N 39431 lshpcmp 39434 lsatssv 39444 lssats 39458 lpssat 39459 lssatle 39461 lssat 39462 islshpcv 39499 lkrssv 39542 lkrlsp 39548 dvhopellsm 41563 dvadiaN 41574 dihss 41697 dihrnss 41724 dochord2N 41817 dochord3 41818 dihoml4 41823 dochsat 41829 dochshpncl 41830 dochnoncon 41837 djhlsmcl 41860 dihjat1lem 41874 dochsatshp 41897 dochsatshpb 41898 dochshpsat 41900 dochexmidlem2 41907 dochexmidlem5 41910 dochexmidlem6 41911 dochexmidlem7 41912 dochexmidlem8 41913 lclkrlem2p 41968 lclkrlem2v 41974 lcfrlem5 41992 lcfr 42031 mapdpglem17N 42134 mapdpglem18 42135 mapdpglem21 42138 islssfg 43498 islssfg2 43499 lnmlsslnm 43509 kercvrlsm 43511 lnmepi 43513 filnm 43518 gsumlsscl 48856 lincellss 48902 ellcoellss 48911 |
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