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| Mirrors > Home > MPE Home > Th. List > lvecindp | Structured version Visualization version GIF version | ||
| Description: Compute the 𝑋 coefficient in a sum with an independent vector 𝑋 (first conjunct), which can then be removed to continue with the remaining vectors summed in expressions 𝑌 and 𝑍 (second conjunct). Typically, 𝑈 is the span of the remaining vectors. (Contributed by NM, 5-Apr-2015.) (Revised by Mario Carneiro, 21-Apr-2016.) (Proof shortened by AV, 19-Jul-2022.) |
| Ref | Expression |
|---|---|
| lvecindp.v | ⊢ 𝑉 = (Base‘𝑊) |
| lvecindp.p | ⊢ + = (+g‘𝑊) |
| lvecindp.f | ⊢ 𝐹 = (Scalar‘𝑊) |
| lvecindp.k | ⊢ 𝐾 = (Base‘𝐹) |
| lvecindp.t | ⊢ · = ( ·𝑠 ‘𝑊) |
| lvecindp.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| lvecindp.w | ⊢ (𝜑 → 𝑊 ∈ LVec) |
| lvecindp.u | ⊢ (𝜑 → 𝑈 ∈ 𝑆) |
| lvecindp.x | ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| lvecindp.n | ⊢ (𝜑 → ¬ 𝑋 ∈ 𝑈) |
| lvecindp.y | ⊢ (𝜑 → 𝑌 ∈ 𝑈) |
| lvecindp.z | ⊢ (𝜑 → 𝑍 ∈ 𝑈) |
| lvecindp.a | ⊢ (𝜑 → 𝐴 ∈ 𝐾) |
| lvecindp.b | ⊢ (𝜑 → 𝐵 ∈ 𝐾) |
| lvecindp.e | ⊢ (𝜑 → ((𝐴 · 𝑋) + 𝑌) = ((𝐵 · 𝑋) + 𝑍)) |
| Ref | Expression |
|---|---|
| lvecindp | ⊢ (𝜑 → (𝐴 = 𝐵 ∧ 𝑌 = 𝑍)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lvecindp.p | . . . 4 ⊢ + = (+g‘𝑊) | |
| 2 | eqid 2761 | . . . 4 ⊢ (0g‘𝑊) = (0g‘𝑊) | |
| 3 | eqid 2761 | . . . 4 ⊢ (Cntz‘𝑊) = (Cntz‘𝑊) | |
| 4 | lvecindp.w | . . . . . 6 ⊢ (𝜑 → 𝑊 ∈ LVec) | |
| 5 | lveclmod 21361 | . . . . . 6 ⊢ (𝑊 ∈ LVec → 𝑊 ∈ LMod) | |
| 6 | 4, 5 | syl 18 | . . . . 5 ⊢ (𝜑 → 𝑊 ∈ LMod) |
| 7 | lvecindp.x | . . . . 5 ⊢ (𝜑 → 𝑋 ∈ 𝑉) | |
| 8 | lvecindp.v | . . . . . 6 ⊢ 𝑉 = (Base‘𝑊) | |
| 9 | eqid 2761 | . . . . . 6 ⊢ (LSpan‘𝑊) = (LSpan‘𝑊) | |
| 10 | 8, 9 | lspsnsubg 21235 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → ((LSpan‘𝑊)‘{𝑋}) ∈ (SubGrp‘𝑊)) |
| 11 | 6, 7, 10 | syl2anc 596 | . . . 4 ⊢ (𝜑 → ((LSpan‘𝑊)‘{𝑋}) ∈ (SubGrp‘𝑊)) |
| 12 | lvecindp.s | . . . . . . 7 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 13 | 12 | lsssssubg 21213 | . . . . . 6 ⊢ (𝑊 ∈ LMod → 𝑆 ⊆ (SubGrp‘𝑊)) |
| 14 | 6, 13 | syl 18 | . . . . 5 ⊢ (𝜑 → 𝑆 ⊆ (SubGrp‘𝑊)) |
| 15 | lvecindp.u | . . . . 5 ⊢ (𝜑 → 𝑈 ∈ 𝑆) | |
| 16 | 14, 15 | sseldd 3932 | . . . 4 ⊢ (𝜑 → 𝑈 ∈ (SubGrp‘𝑊)) |
| 17 | lvecindp.n | . . . . 5 ⊢ (𝜑 → ¬ 𝑋 ∈ 𝑈) | |
| 18 | 8, 2, 9, 12, 4, 15, 7, 17 | lspdisj 21383 | . . . 4 ⊢ (𝜑 → (((LSpan‘𝑊)‘{𝑋}) ∩ 𝑈) = {(0g‘𝑊)}) |
| 19 | lmodabl 21164 | . . . . . 6 ⊢ (𝑊 ∈ LMod → 𝑊 ∈ Abel) | |
| 20 | 6, 19 | syl 18 | . . . . 5 ⊢ (𝜑 → 𝑊 ∈ Abel) |
| 21 | 3, 20, 11, 16 | ablcntzd 20051 | . . . 4 ⊢ (𝜑 → ((LSpan‘𝑊)‘{𝑋}) ⊆ ((Cntz‘𝑊)‘𝑈)) |
| 22 | lvecindp.t | . . . . 5 ⊢ · = ( ·𝑠 ‘𝑊) | |
| 23 | lvecindp.f | . . . . 5 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 24 | lvecindp.k | . . . . 5 ⊢ 𝐾 = (Base‘𝐹) | |
| 25 | lvecindp.a | . . . . 5 ⊢ (𝜑 → 𝐴 ∈ 𝐾) | |
| 26 | 8, 22, 23, 24, 9, 6, 25, 7 | ellspsni 21256 | . . . 4 ⊢ (𝜑 → (𝐴 · 𝑋) ∈ ((LSpan‘𝑊)‘{𝑋})) |
| 27 | lvecindp.b | . . . . 5 ⊢ (𝜑 → 𝐵 ∈ 𝐾) | |
| 28 | 8, 22, 23, 24, 9, 6, 27, 7 | ellspsni 21256 | . . . 4 ⊢ (𝜑 → (𝐵 · 𝑋) ∈ ((LSpan‘𝑊)‘{𝑋})) |
| 29 | lvecindp.y | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝑈) | |
| 30 | lvecindp.z | . . . 4 ⊢ (𝜑 → 𝑍 ∈ 𝑈) | |
| 31 | lvecindp.e | . . . 4 ⊢ (𝜑 → ((𝐴 · 𝑋) + 𝑌) = ((𝐵 · 𝑋) + 𝑍)) | |
| 32 | 1, 2, 3, 11, 16, 18, 21, 26, 28, 29, 30, 31 | subgdisj1 19885 | . . 3 ⊢ (𝜑 → (𝐴 · 𝑋) = (𝐵 · 𝑋)) |
| 33 | 2, 12, 6, 15, 17 | lssvneln0 21207 | . . . 4 ⊢ (𝜑 → 𝑋 ≠ (0g‘𝑊)) |
| 34 | 8, 22, 23, 24, 2, 4, 25, 27, 7, 33 | lvecvscan2 21370 | . . 3 ⊢ (𝜑 → ((𝐴 · 𝑋) = (𝐵 · 𝑋) ↔ 𝐴 = 𝐵)) |
| 35 | 32, 34 | mpbid 235 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) |
| 36 | 1, 2, 3, 11, 16, 18, 21, 26, 28, 29, 30, 31 | subgdisj2 19886 | . 2 ⊢ (𝜑 → 𝑌 = 𝑍) |
| 37 | 35, 36 | jca 521 | 1 ⊢ (𝜑 → (𝐴 = 𝐵 ∧ 𝑌 = 𝑍)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ⊆ wss 3899 {csn 4584 ‘cfv 6531 (class class class)co 7412 Basecbs 17367 +gcplusg 17408 Scalarcsca 17411 ·𝑠 cvsca 17412 0gc0g 17590 SubGrpcsubg 19310 Cntzccntz 19509 Abelcabl 19975 LModclmod 21115 LSubSpclss 21186 LSpanclspn 21226 LVecclvec 21357 |
| 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 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7740 ax-cnex 11237 ax-resscn 11238 ax-1cn 11239 ax-icn 11240 ax-addcl 11241 ax-addrcl 11242 ax-mulcl 11243 ax-mulrcl 11244 ax-mulcom 11245 ax-addass 11246 ax-mulass 11247 ax-distr 11248 ax-i2m1 11249 ax-1ne0 11250 ax-1rid 11251 ax-rnegex 11252 ax-rrecex 11253 ax-cnre 11254 ax-pre-lttri 11255 ax-pre-lttrn 11256 ax-pre-ltadd 11257 ax-pre-mulgt0 11258 |
| 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 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6297 df-ord 6358 df-on 6359 df-lim 6360 df-suc 6361 df-iota 6487 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7867 df-1st 7990 df-2nd 7991 df-tpos 8227 df-frecs 8283 df-wrecs 8314 df-recs 8363 df-rdg 8402 df-er 8701 df-en 8958 df-dom 8959 df-sdom 8960 df-pnf 11326 df-mnf 11327 df-xr 11328 df-ltxr 11329 df-le 11330 df-sub 11524 df-neg 11525 df-nn 12317 df-2 12386 df-3 12387 df-sets 17322 df-slot 17340 df-ndx 17352 df-base 17368 df-ress 17389 df-plusg 17421 df-mulr 17422 df-0g 17592 df-mgm 18796 df-sgrp 18888 df-mnd 18904 df-grp 19127 df-minusg 19128 df-sbg 19129 df-subg 19313 df-cntz 19511 df-cmn 19976 df-abl 19977 df-mgp 20341 df-rng 20355 df-ur 20388 df-ring 20441 df-oppr 20547 df-dvdsr 20567 df-unit 20568 df-invr 20598 df-drng 20962 df-lmod 21117 df-lss 21187 df-lsp 21227 df-lvec 21358 |
| This theorem is used by: baerlem3lem1 42732 baerlem5alem1 42733 baerlem5blem1 42734 |
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