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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 2763 | . . 3 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊) | |
| 2 | eqid 2763 | . . 3 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊)) | |
| 3 | lssss.v | . . 3 ⊢ 𝑉 = (Base‘𝑊) | |
| 4 | eqid 2763 | . . 3 ⊢ (+g‘𝑊) = (+g‘𝑊) | |
| 5 | eqid 2763 | . . 3 ⊢ ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘𝑊) | |
| 6 | lssss.s | . . 3 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 7 | 1, 2, 3, 4, 5, 6 | islss 21036 | . 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 1163 | 1 ⊢ (𝑈 ∈ 𝑆 → 𝑈 ⊆ 𝑉) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1570 ∈ wcel 2143 ≠ wne 2958 ∀wral 3079 ⊆ wss 3906 ∅c0 4287 ‘cfv 6538 (class class class)co 7412 Basecbs 17270 +gcplusg 17311 Scalarcsca 17314 ·𝑠 cvsca 17315 LSubSpclss 21033 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5258 ax-nul 5270 ax-pow 5338 ax-pr 5406 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-ral 3080 df-rex 3090 df-rab 3417 df-v 3457 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4489 df-pw 4565 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4874 df-br 5111 df-opab 5175 df-mpt 5194 df-id 5558 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-iota 6494 df-fun 6540 df-fv 6546 df-ov 7415 df-lss 21034 |
| This theorem is referenced by: lssel 21039 lssuni 21041 00lss 21043 lsssubg 21059 islss3 21061 lsslss 21063 lssintcl 21066 lssmre 21068 lssacs 21069 lspid 21084 lspssv 21085 lspssp 21090 lsslsp 21117 lmhmima 21149 reslmhm 21154 lsmsp 21188 pj1lmhm 21202 lsppratlem2 21253 lsppratlem3 21254 lsppratlem4 21255 lspprat 21258 lbsextlem3 21265 lidlss 21317 ocvin 21805 pjdm2 21842 pjff 21843 pjf2 21845 pjfo 21846 pjcss 21847 frlmgsum 21903 frlmsplit2 21904 lsslindf 21961 lsslinds 21962 cphsscph 25391 lssbn 25492 minveclem1 25564 minveclem2 25566 minveclem3a 25567 minveclem3b 25568 minveclem3 25569 minveclem4a 25570 minveclem4b 25571 minveclem4 25572 minveclem6 25574 minveclem7 25575 pjthlem1 25577 pjthlem2 25578 pjth 25579 lssdimle 33979 ply1degltdimlem 33993 ply1degltdim 33994 dimlssid 34003 islshpsm 39735 lshpnelb 39739 lshpnel2N 39740 lshpcmp 39743 lsatssv 39753 lssats 39767 lpssat 39768 lssatle 39770 lssat 39771 islshpcv 39808 lkrssv 39851 lkrlsp 39857 dvhopellsm 41872 dvadiaN 41883 dihss 42006 dihrnss 42033 dochord2N 42126 dochord3 42127 dihoml4 42132 dochsat 42138 dochshpncl 42139 dochnoncon 42146 djhlsmcl 42169 dihjat1lem 42183 dochsatshp 42206 dochsatshpb 42207 dochshpsat 42209 dochexmidlem2 42216 dochexmidlem5 42219 dochexmidlem6 42220 dochexmidlem7 42221 dochexmidlem8 42222 lclkrlem2p 42277 lclkrlem2v 42283 lcfrlem5 42301 lcfr 42340 mapdpglem17N 42443 mapdpglem18 42444 mapdpglem21 42447 islssfg 43780 islssfg2 43781 lnmlsslnm 43791 kercvrlsm 43793 lnmepi 43795 filnm 43800 gsumlsscl 49143 lincellss 49189 ellcoellss 49198 |
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