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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 2737 | . . . 4 ⊢ (0g‘𝑊) = (0g‘𝑊) | |
| 3 | eqid 2737 | . . . 4 ⊢ (Cntz‘𝑊) = (Cntz‘𝑊) | |
| 4 | lvecindp.w | . . . . . 6 ⊢ (𝜑 → 𝑊 ∈ LVec) | |
| 5 | lveclmod 21093 | . . . . . 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 2737 | . . . . . 6 ⊢ (LSpan‘𝑊) = (LSpan‘𝑊) | |
| 10 | 8, 9 | lspsnsubg 20966 | . . . . 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 20944 | . . . . . 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 3923 | . . . 4 ⊢ (𝜑 → 𝑈 ∈ (SubGrp‘𝑊)) |
| 17 | lvecindp.n | . . . . 5 ⊢ (𝜑 → ¬ 𝑋 ∈ 𝑈) | |
| 18 | 8, 2, 9, 12, 4, 15, 7, 17 | lspdisj 21115 | . . . 4 ⊢ (𝜑 → (((LSpan‘𝑊)‘{𝑋}) ∩ 𝑈) = {(0g‘𝑊)}) |
| 19 | lmodabl 20895 | . . . . . 6 ⊢ (𝑊 ∈ LMod → 𝑊 ∈ Abel) | |
| 20 | 6, 19 | syl 17 | . . . . 5 ⊢ (𝜑 → 𝑊 ∈ Abel) |
| 21 | 3, 20, 11, 16 | ablcntzd 19823 | . . . 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 20987 | . . . 4 ⊢ (𝜑 → (𝐴 · 𝑋) ∈ ((LSpan‘𝑊)‘{𝑋})) |
| 27 | lvecindp.b | . . . . 5 ⊢ (𝜑 → 𝐵 ∈ 𝐾) | |
| 28 | 8, 22, 23, 24, 9, 6, 27, 7 | ellspsni 20987 | . . . 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 19657 | . . 3 ⊢ (𝜑 → (𝐴 · 𝑋) = (𝐵 · 𝑋)) |
| 33 | 2, 12, 6, 15, 17 | lssvneln0 20938 | . . . 4 ⊢ (𝜑 → 𝑋 ≠ (0g‘𝑊)) |
| 34 | 8, 22, 23, 24, 2, 4, 25, 27, 7, 33 | lvecvscan2 21102 | . . 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 19658 | . 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 3890 {csn 4568 ‘cfv 6492 (class class class)co 7360 Basecbs 17170 +gcplusg 17211 Scalarcsca 17214 ·𝑠 cvsca 17215 0gc0g 17393 SubGrpcsubg 19087 Cntzccntz 19281 Abelcabl 19747 LModclmod 20846 LSubSpclss 20917 LSpanclspn 20957 LVecclvec 21089 |
| 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-rep 5212 ax-sep 5231 ax-nul 5241 ax-pow 5302 ax-pr 5370 ax-un 7682 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 |
| 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-int 4891 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-1st 7935 df-2nd 7936 df-tpos 8169 df-frecs 8224 df-wrecs 8255 df-recs 8304 df-rdg 8342 df-er 8636 df-en 8887 df-dom 8888 df-sdom 8889 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12166 df-2 12235 df-3 12236 df-sets 17125 df-slot 17143 df-ndx 17155 df-base 17171 df-ress 17192 df-plusg 17224 df-mulr 17225 df-0g 17395 df-mgm 18599 df-sgrp 18678 df-mnd 18694 df-grp 18903 df-minusg 18904 df-sbg 18905 df-subg 19090 df-cntz 19283 df-cmn 19748 df-abl 19749 df-mgp 20113 df-rng 20125 df-ur 20154 df-ring 20207 df-oppr 20308 df-dvdsr 20328 df-unit 20329 df-invr 20359 df-drng 20699 df-lmod 20848 df-lss 20918 df-lsp 20958 df-lvec 21090 |
| This theorem is referenced by: baerlem3lem1 42167 baerlem5alem1 42168 baerlem5blem1 42169 |
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