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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 2736 | . . . 4 ⊢ (0g‘𝑊) = (0g‘𝑊) | |
| 3 | eqid 2736 | . . . 4 ⊢ (Cntz‘𝑊) = (Cntz‘𝑊) | |
| 4 | lvecindp.w | . . . . . 6 ⊢ (𝜑 → 𝑊 ∈ LVec) | |
| 5 | lveclmod 21101 | . . . . . 6 ⊢ (𝑊 ∈ LVec → 𝑊 ∈ LMod) | |
| 6 | 4, 5 | syl 17 | . . . . 5 ⊢ (𝜑 → 𝑊 ∈ LMod) |
| 7 | lvecindp.x | . . . . 5 ⊢ (𝜑 → 𝑋 ∈ 𝑉) | |
| 8 | lvecindp.v | . . . . . 6 ⊢ 𝑉 = (Base‘𝑊) | |
| 9 | eqid 2736 | . . . . . 6 ⊢ (LSpan‘𝑊) = (LSpan‘𝑊) | |
| 10 | 8, 9 | lspsnsubg 20975 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → ((LSpan‘𝑊)‘{𝑋}) ∈ (SubGrp‘𝑊)) |
| 11 | 6, 7, 10 | syl2anc 585 | . . . 4 ⊢ (𝜑 → ((LSpan‘𝑊)‘{𝑋}) ∈ (SubGrp‘𝑊)) |
| 12 | lvecindp.s | . . . . . . 7 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 13 | 12 | lsssssubg 20953 | . . . . . 6 ⊢ (𝑊 ∈ LMod → 𝑆 ⊆ (SubGrp‘𝑊)) |
| 14 | 6, 13 | syl 17 | . . . . 5 ⊢ (𝜑 → 𝑆 ⊆ (SubGrp‘𝑊)) |
| 15 | lvecindp.u | . . . . 5 ⊢ (𝜑 → 𝑈 ∈ 𝑆) | |
| 16 | 14, 15 | sseldd 3922 | . . . 4 ⊢ (𝜑 → 𝑈 ∈ (SubGrp‘𝑊)) |
| 17 | lvecindp.n | . . . . 5 ⊢ (𝜑 → ¬ 𝑋 ∈ 𝑈) | |
| 18 | 8, 2, 9, 12, 4, 15, 7, 17 | lspdisj 21123 | . . . 4 ⊢ (𝜑 → (((LSpan‘𝑊)‘{𝑋}) ∩ 𝑈) = {(0g‘𝑊)}) |
| 19 | lmodabl 20904 | . . . . . 6 ⊢ (𝑊 ∈ LMod → 𝑊 ∈ Abel) | |
| 20 | 6, 19 | syl 17 | . . . . 5 ⊢ (𝜑 → 𝑊 ∈ Abel) |
| 21 | 3, 20, 11, 16 | ablcntzd 19832 | . . . 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 20996 | . . . 4 ⊢ (𝜑 → (𝐴 · 𝑋) ∈ ((LSpan‘𝑊)‘{𝑋})) |
| 27 | lvecindp.b | . . . . 5 ⊢ (𝜑 → 𝐵 ∈ 𝐾) | |
| 28 | 8, 22, 23, 24, 9, 6, 27, 7 | ellspsni 20996 | . . . 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 19666 | . . 3 ⊢ (𝜑 → (𝐴 · 𝑋) = (𝐵 · 𝑋)) |
| 33 | 2, 12, 6, 15, 17 | lssvneln0 20947 | . . . 4 ⊢ (𝜑 → 𝑋 ≠ (0g‘𝑊)) |
| 34 | 8, 22, 23, 24, 2, 4, 25, 27, 7, 33 | lvecvscan2 21110 | . . 3 ⊢ (𝜑 → ((𝐴 · 𝑋) = (𝐵 · 𝑋) ↔ 𝐴 = 𝐵)) |
| 35 | 32, 34 | mpbid 232 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) |
| 36 | 1, 2, 3, 11, 16, 18, 21, 26, 28, 29, 30, 31 | subgdisj2 19667 | . 2 ⊢ (𝜑 → 𝑌 = 𝑍) |
| 37 | 35, 36 | jca 511 | 1 ⊢ (𝜑 → (𝐴 = 𝐵 ∧ 𝑌 = 𝑍)) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ⊆ wss 3889 {csn 4567 ‘cfv 6498 (class class class)co 7367 Basecbs 17179 +gcplusg 17220 Scalarcsca 17223 ·𝑠 cvsca 17224 0gc0g 17402 SubGrpcsubg 19096 Cntzccntz 19290 Abelcabl 19756 LModclmod 20855 LSubSpclss 20926 LSpanclspn 20966 LVecclvec 21097 |
| 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 2708 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3062 df-rmo 3342 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-int 4890 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-1st 7942 df-2nd 7943 df-tpos 8176 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-er 8643 df-en 8894 df-dom 8895 df-sdom 8896 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-sub 11379 df-neg 11380 df-nn 12175 df-2 12244 df-3 12245 df-sets 17134 df-slot 17152 df-ndx 17164 df-base 17180 df-ress 17201 df-plusg 17233 df-mulr 17234 df-0g 17404 df-mgm 18608 df-sgrp 18687 df-mnd 18703 df-grp 18912 df-minusg 18913 df-sbg 18914 df-subg 19099 df-cntz 19292 df-cmn 19757 df-abl 19758 df-mgp 20122 df-rng 20134 df-ur 20163 df-ring 20216 df-oppr 20317 df-dvdsr 20337 df-unit 20338 df-invr 20368 df-drng 20708 df-lmod 20857 df-lss 20927 df-lsp 20967 df-lvec 21098 |
| This theorem is referenced by: baerlem3lem1 42153 baerlem5alem1 42154 baerlem5blem1 42155 |
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