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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 20885 | . 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 1145 | 1 ⊢ (𝑈 ∈ 𝑆 → 𝑈 ⊆ 𝑉) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2113 ≠ wne 2932 ∀wral 3051 ⊆ wss 3901 ∅c0 4285 ‘cfv 6492 (class class class)co 7358 Basecbs 17136 +gcplusg 17177 Scalarcsca 17180 ·𝑠 cvsca 17181 LSubSpclss 20882 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 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 3061 df-rab 3400 df-v 3442 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-br 5099 df-opab 5161 df-mpt 5180 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-iota 6448 df-fun 6494 df-fv 6500 df-ov 7361 df-lss 20883 |
| This theorem is referenced by: lssel 20888 lssuni 20890 00lss 20892 lsssubg 20908 islss3 20910 lsslss 20912 lssintcl 20915 lssmre 20917 lssacs 20918 lspid 20933 lspssv 20934 lspssp 20939 lsslsp 20966 lsslspOLD 20967 lmhmima 20999 reslmhm 21004 lsmsp 21038 pj1lmhm 21052 lsppratlem2 21103 lsppratlem3 21104 lsppratlem4 21105 lspprat 21108 lbsextlem3 21115 lidlss 21167 ocvin 21629 pjdm2 21666 pjff 21667 pjf2 21669 pjfo 21670 pjcss 21671 frlmgsum 21727 frlmsplit2 21728 lsslindf 21785 lsslinds 21786 cphsscph 25207 lssbn 25308 minveclem1 25380 minveclem2 25382 minveclem3a 25383 minveclem3b 25384 minveclem3 25385 minveclem4a 25386 minveclem4b 25387 minveclem4 25388 minveclem6 25390 minveclem7 25391 pjthlem1 25393 pjthlem2 25394 pjth 25395 lssdimle 33764 ply1degltdimlem 33779 ply1degltdim 33780 dimlssid 33789 islshpsm 39240 lshpnelb 39244 lshpnel2N 39245 lshpcmp 39248 lsatssv 39258 lssats 39272 lpssat 39273 lssatle 39275 lssat 39276 islshpcv 39313 lkrssv 39356 lkrlsp 39362 dvhopellsm 41377 dvadiaN 41388 dihss 41511 dihrnss 41538 dochord2N 41631 dochord3 41632 dihoml4 41637 dochsat 41643 dochshpncl 41644 dochnoncon 41651 djhlsmcl 41674 dihjat1lem 41688 dochsatshp 41711 dochsatshpb 41712 dochshpsat 41714 dochexmidlem2 41721 dochexmidlem5 41724 dochexmidlem6 41725 dochexmidlem7 41726 dochexmidlem8 41727 lclkrlem2p 41782 lclkrlem2v 41788 lcfrlem5 41806 lcfr 41845 mapdpglem17N 41948 mapdpglem18 41949 mapdpglem21 41952 islssfg 43312 islssfg2 43313 lnmlsslnm 43323 kercvrlsm 43325 lnmepi 43327 filnm 43332 gsumlsscl 48626 lincellss 48672 ellcoellss 48681 |
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