| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > djhsumss | Structured version Visualization version GIF version | ||
| Description: Subspace sum is a subset of subspace join. (Contributed by NM, 6-Aug-2014.) |
| Ref | Expression |
|---|---|
| djhsumss.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| djhsumss.u | ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) |
| djhsumss.v | ⊢ 𝑉 = (Base‘𝑈) |
| djhsumss.p | ⊢ ⊕ = (LSSum‘𝑈) |
| djhsumss.j | ⊢ ∨ = ((joinH‘𝐾)‘𝑊) |
| djhsumss.k | ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) |
| djhsumss.x | ⊢ (𝜑 → 𝑋 ⊆ 𝑉) |
| djhsumss.y | ⊢ (𝜑 → 𝑌 ⊆ 𝑉) |
| Ref | Expression |
|---|---|
| djhsumss | ⊢ (𝜑 → (𝑋 ⊕ 𝑌) ⊆ (𝑋 ∨ 𝑌)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | djhsumss.v | . . 3 ⊢ 𝑉 = (Base‘𝑈) | |
| 2 | eqid 2760 | . . 3 ⊢ (LSpan‘𝑈) = (LSpan‘𝑈) | |
| 3 | djhsumss.p | . . 3 ⊢ ⊕ = (LSSum‘𝑈) | |
| 4 | djhsumss.x | . . 3 ⊢ (𝜑 → 𝑋 ⊆ 𝑉) | |
| 5 | djhsumss.y | . . 3 ⊢ (𝜑 → 𝑌 ⊆ 𝑉) | |
| 6 | djhsumss.h | . . . 4 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 7 | djhsumss.u | . . . 4 ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) | |
| 8 | djhsumss.k | . . . 4 ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) | |
| 9 | 6, 7, 8 | dvhlmod 42087 | . . 3 ⊢ (𝜑 → 𝑈 ∈ LMod) |
| 10 | 1, 2, 3, 4, 5, 9 | lsmssspx 21324 | . 2 ⊢ (𝜑 → (𝑋 ⊕ 𝑌) ⊆ ((LSpan‘𝑈)‘(𝑋 ∪ 𝑌))) |
| 11 | djhsumss.j | . . 3 ⊢ ∨ = ((joinH‘𝐾)‘𝑊) | |
| 12 | 6, 7, 1, 2, 11, 8, 4, 5 | djhspss 42383 | . 2 ⊢ (𝜑 → ((LSpan‘𝑈)‘(𝑋 ∪ 𝑌)) ⊆ (𝑋 ∨ 𝑌)) |
| 13 | 10, 12 | sstrd 3940 | 1 ⊢ (𝜑 → (𝑋 ⊕ 𝑌) ⊆ (𝑋 ∨ 𝑌)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ∪ cun 3896 ⊆ wss 3898 ‘cfv 6527 (class class class)co 7408 Basecbs 17348 LSSumclsm 19809 LSpanclspn 21207 HLchlt 40327 LHypclh 40961 DVecHcdvh 42055 joinHcdjh 42371 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7734 ax-cnex 11227 ax-resscn 11228 ax-1cn 11229 ax-icn 11230 ax-addcl 11231 ax-addrcl 11232 ax-mulcl 11233 ax-mulrcl 11234 ax-mulcom 11235 ax-addass 11236 ax-mulass 11237 ax-distr 11238 ax-i2m1 11239 ax-1ne0 11240 ax-1rid 11241 ax-rnegex 11242 ax-rrecex 11243 ax-cnre 11244 ax-pre-lttri 11245 ax-pre-lttrn 11246 ax-pre-ltadd 11247 ax-pre-mulgt0 11248 ax-riotaBAD 39930 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-dif 3901 df-un 3903 df-in 3905 df-ss 3915 df-pss 3918 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-tp 4588 df-op 4590 df-uni 4867 df-int 4907 df-iun 4952 df-iin 4953 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6293 df-ord 6354 df-on 6355 df-lim 6356 df-suc 6357 df-iota 6483 df-fun 6529 df-fn 6530 df-f 6531 df-f1 6532 df-fo 6533 df-f1o 6534 df-fv 6535 df-riota 7365 df-ov 7411 df-oprab 7412 df-mpo 7413 df-om 7861 df-1st 7984 df-2nd 7985 df-tpos 8221 df-undef 8268 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-1o 8454 df-er 8695 df-map 8827 df-en 8952 df-dom 8953 df-sdom 8954 df-fin 8955 df-pnf 11316 df-mnf 11317 df-xr 11318 df-ltxr 11319 df-le 11320 df-sub 11514 df-neg 11515 df-nn 12305 df-2 12374 df-3 12375 df-4 12376 df-5 12377 df-6 12378 df-n0 12576 df-z 12663 df-uz 12935 df-fz 13609 df-struct 17286 df-sets 17303 df-slot 17321 df-ndx 17333 df-base 17349 df-ress 17370 df-plusg 17402 df-mulr 17403 df-sca 17405 df-vsca 17406 df-0g 17573 df-proset 18429 df-poset 18448 df-plt 18463 df-lub 18479 df-glb 18480 df-join 18481 df-meet 18482 df-p0 18558 df-p1 18559 df-lat 18567 df-clat 18634 df-mgm 18777 df-sgrp 18869 df-mnd 18885 df-submnd 18940 df-grp 19108 df-minusg 19109 df-sbg 19110 df-subg 19294 df-cntz 19492 df-lsm 19811 df-cmn 19957 df-abl 19958 df-mgp 20322 df-rng 20336 df-ur 20369 df-ring 20422 df-oppr 20528 df-dvdsr 20548 df-unit 20549 df-invr 20579 df-dvr 20592 df-drng 20943 df-lmod 21098 df-lss 21168 df-lsp 21208 df-lvec 21339 df-lsatoms 39953 df-oposet 40153 df-ol 40155 df-oml 40156 df-covers 40243 df-ats 40244 df-atl 40275 df-cvlat 40299 df-hlat 40328 df-llines 40475 df-lplanes 40476 df-lvols 40477 df-lines 40478 df-psubsp 40480 df-pmap 40481 df-padd 40773 df-lhyp 40965 df-laut 40966 df-ldil 41081 df-ltrn 41082 df-trl 41136 df-tendo 41732 df-edring 41734 df-disoa 42006 df-dvech 42056 df-dib 42116 df-dic 42150 df-dih 42206 df-doch 42325 df-djh 42372 |
| This theorem is used by: dihsumssj 42385 dihjat1lem 42405 |
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