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| Mirrors > Home > MPE Home > Th. List > lsppreli | Structured version Visualization version GIF version | ||
| Description: A vector expressed as a sum belongs to the span of its components. (Contributed by NM, 9-Apr-2015.) |
| Ref | Expression |
|---|---|
| lsppreli.v | ⊢ 𝑉 = (Base‘𝑊) |
| lsppreli.p | ⊢ + = (+g‘𝑊) |
| lsppreli.t | ⊢ · = ( ·𝑠 ‘𝑊) |
| lsppreli.f | ⊢ 𝐹 = (Scalar‘𝑊) |
| lsppreli.k | ⊢ 𝐾 = (Base‘𝐹) |
| lsppreli.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| lsppreli.w | ⊢ (𝜑 → 𝑊 ∈ LMod) |
| lsppreli.a | ⊢ (𝜑 → 𝐴 ∈ 𝐾) |
| lsppreli.b | ⊢ (𝜑 → 𝐵 ∈ 𝐾) |
| lsppreli.x | ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| lsppreli.y | ⊢ (𝜑 → 𝑌 ∈ 𝑉) |
| Ref | Expression |
|---|---|
| lsppreli | ⊢ (𝜑 → ((𝐴 · 𝑋) + (𝐵 · 𝑌)) ∈ (𝑁‘{𝑋, 𝑌})) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lsppreli.w | . . . 4 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
| 2 | lsppreli.x | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝑉) | |
| 3 | lsppreli.v | . . . . 5 ⊢ 𝑉 = (Base‘𝑊) | |
| 4 | lsppreli.n | . . . . 5 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 5 | 3, 4 | lspsnsubg 21306 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (𝑁‘{𝑋}) ∈ (SubGrp‘𝑊)) |
| 6 | 1, 2, 5 | syl2anc 596 | . . 3 ⊢ (𝜑 → (𝑁‘{𝑋}) ∈ (SubGrp‘𝑊)) |
| 7 | lsppreli.y | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝑉) | |
| 8 | 3, 4 | lspsnsubg 21306 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑌 ∈ 𝑉) → (𝑁‘{𝑌}) ∈ (SubGrp‘𝑊)) |
| 9 | 1, 7, 8 | syl2anc 596 | . . 3 ⊢ (𝜑 → (𝑁‘{𝑌}) ∈ (SubGrp‘𝑊)) |
| 10 | lsppreli.t | . . . 4 ⊢ · = ( ·𝑠 ‘𝑊) | |
| 11 | lsppreli.f | . . . 4 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 12 | lsppreli.k | . . . 4 ⊢ 𝐾 = (Base‘𝐹) | |
| 13 | lsppreli.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝐾) | |
| 14 | 3, 10, 11, 12, 4, 1, 13, 2 | ellspsni 21327 | . . 3 ⊢ (𝜑 → (𝐴 · 𝑋) ∈ (𝑁‘{𝑋})) |
| 15 | lsppreli.b | . . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝐾) | |
| 16 | 3, 10, 11, 12, 4, 1, 15, 7 | ellspsni 21327 | . . 3 ⊢ (𝜑 → (𝐵 · 𝑌) ∈ (𝑁‘{𝑌})) |
| 17 | lsppreli.p | . . . 4 ⊢ + = (+g‘𝑊) | |
| 18 | eqid 2763 | . . . 4 ⊢ (LSSum‘𝑊) = (LSSum‘𝑊) | |
| 19 | 17, 18 | lsmelvali 19915 | . . 3 ⊢ ((((𝑁‘{𝑋}) ∈ (SubGrp‘𝑊) ∧ (𝑁‘{𝑌}) ∈ (SubGrp‘𝑊)) ∧ ((𝐴 · 𝑋) ∈ (𝑁‘{𝑋}) ∧ (𝐵 · 𝑌) ∈ (𝑁‘{𝑌}))) → ((𝐴 · 𝑋) + (𝐵 · 𝑌)) ∈ ((𝑁‘{𝑋})(LSSum‘𝑊)(𝑁‘{𝑌}))) |
| 20 | 6, 9, 14, 16, 19 | syl22anc 852 | . 2 ⊢ (𝜑 → ((𝐴 · 𝑋) + (𝐵 · 𝑌)) ∈ ((𝑁‘{𝑋})(LSSum‘𝑊)(𝑁‘{𝑌}))) |
| 21 | 3, 4, 18, 1, 2, 7 | lsmpr 21415 | . 2 ⊢ (𝜑 → (𝑁‘{𝑋, 𝑌}) = ((𝑁‘{𝑋})(LSSum‘𝑊)(𝑁‘{𝑌}))) |
| 22 | 20, 21 | eleqtrrd 2867 | 1 ⊢ (𝜑 → ((𝐴 · 𝑋) + (𝐵 · 𝑌)) ∈ (𝑁‘{𝑋, 𝑌})) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 {csn 4588 {cpr 4590 ‘cfv 6566 (class class class)co 7451 Basecbs 17431 +gcplusg 17472 Scalarcsca 17475 ·𝑠 cvsca 17476 SubGrpcsubg 19380 LSSumclsm 19899 LModclmod 21186 LSpanclspn 21297 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5238 ax-sep 5255 ax-nul 5266 ax-pow 5334 ax-pr 5398 ax-un 7783 ax-cnex 11295 ax-resscn 11296 ax-1cn 11297 ax-icn 11298 ax-addcl 11299 ax-addrcl 11300 ax-mulcl 11301 ax-mulrcl 11302 ax-mulcom 11303 ax-addass 11304 ax-mulass 11305 ax-distr 11306 ax-i2m1 11307 ax-1ne0 11308 ax-1rid 11309 ax-rnegex 11310 ax-rrecex 11311 ax-cnre 11312 ax-pre-lttri 11313 ax-pre-lttrn 11314 ax-pre-ltadd 11315 ax-pre-mulgt0 11316 |
| 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 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-int 4913 df-iun 4958 df-br 5109 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5553 df-eprel 5558 df-po 5566 df-so 5567 df-fr 5611 df-we 5613 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-res 5670 df-ima 5671 df-pred 6330 df-ord 6391 df-on 6392 df-lim 6393 df-suc 6394 df-iota 6520 df-fun 6568 df-fn 6569 df-f 6570 df-f1 6571 df-fo 6572 df-f1o 6573 df-fv 6574 df-riota 7408 df-ov 7454 df-oprab 7455 df-mpo 7456 df-om 7912 df-1st 8035 df-2nd 8036 df-frecs 8337 df-wrecs 8368 df-recs 8417 df-rdg 8456 df-er 8755 df-en 9012 df-dom 9013 df-sdom 9014 df-pnf 11384 df-mnf 11385 df-xr 11386 df-ltxr 11387 df-le 11388 df-sub 11582 df-neg 11583 df-nn 12376 df-2 12445 df-sets 17386 df-slot 17404 df-ndx 17416 df-base 17432 df-ress 17453 df-plusg 17486 df-0g 17662 df-mgm 18866 df-sgrp 18958 df-mnd 18974 df-submnd 19029 df-grp 19197 df-minusg 19198 df-sbg 19199 df-subg 19383 df-cntz 19582 df-lsm 19901 df-cmn 20047 df-abl 20048 df-mgp 20412 df-ur 20459 df-ring 20512 df-lmod 21188 df-lss 21258 df-lsp 21298 |
| This theorem is used by: lspexch 21458 baerlem3lem1 43030 baerlem5alem1 43031 baerlem5blem1 43032 |
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