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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 20920 | . 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 3890 ∅c0 4274 ‘cfv 6492 (class class class)co 7360 Basecbs 17170 +gcplusg 17211 Scalarcsca 17214 ·𝑠 cvsca 17215 LSubSpclss 20917 |
| 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 5231 ax-nul 5241 ax-pow 5302 ax-pr 5370 |
| 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 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-mpt 5168 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 7363 df-lss 20918 |
| This theorem is referenced by: lssel 20923 lssuni 20925 00lss 20927 lsssubg 20943 islss3 20945 lsslss 20947 lssintcl 20950 lssmre 20952 lssacs 20953 lspid 20968 lspssv 20969 lspssp 20974 lsslsp 21001 lsslspOLD 21002 lmhmima 21034 reslmhm 21039 lsmsp 21073 pj1lmhm 21087 lsppratlem2 21138 lsppratlem3 21139 lsppratlem4 21140 lspprat 21143 lbsextlem3 21150 lidlss 21202 ocvin 21664 pjdm2 21701 pjff 21702 pjf2 21704 pjfo 21705 pjcss 21706 frlmgsum 21762 frlmsplit2 21763 lsslindf 21820 lsslinds 21821 cphsscph 25228 lssbn 25329 minveclem1 25401 minveclem2 25403 minveclem3a 25404 minveclem3b 25405 minveclem3 25406 minveclem4a 25407 minveclem4b 25408 minveclem4 25409 minveclem6 25411 minveclem7 25412 pjthlem1 25414 pjthlem2 25415 pjth 25416 lssdimle 33767 ply1degltdimlem 33782 ply1degltdim 33783 dimlssid 33792 islshpsm 39440 lshpnelb 39444 lshpnel2N 39445 lshpcmp 39448 lsatssv 39458 lssats 39472 lpssat 39473 lssatle 39475 lssat 39476 islshpcv 39513 lkrssv 39556 lkrlsp 39562 dvhopellsm 41577 dvadiaN 41588 dihss 41711 dihrnss 41738 dochord2N 41831 dochord3 41832 dihoml4 41837 dochsat 41843 dochshpncl 41844 dochnoncon 41851 djhlsmcl 41874 dihjat1lem 41888 dochsatshp 41911 dochsatshpb 41912 dochshpsat 41914 dochexmidlem2 41921 dochexmidlem5 41924 dochexmidlem6 41925 dochexmidlem7 41926 dochexmidlem8 41927 lclkrlem2p 41982 lclkrlem2v 41988 lcfrlem5 42006 lcfr 42045 mapdpglem17N 42148 mapdpglem18 42149 mapdpglem21 42152 islssfg 43516 islssfg2 43517 lnmlsslnm 43527 kercvrlsm 43529 lnmepi 43531 filnm 43536 gsumlsscl 48868 lincellss 48914 ellcoellss 48923 |
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