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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lsmcv2 | Structured version Visualization version GIF version | ||
| Description: Subspace sum has the covering property (using spans of singletons to represent atoms). Proposition 1(ii) of [Kalmbach] p. 153. (spansncv2 32364 analog.) (Contributed by NM, 10-Jan-2015.) |
| Ref | Expression |
|---|---|
| lsmcv2.v | ⊢ 𝑉 = (Base‘𝑊) |
| lsmcv2.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| lsmcv2.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| lsmcv2.p | ⊢ ⊕ = (LSSum‘𝑊) |
| lsmcv2.c | ⊢ 𝐶 = ( ⋖L ‘𝑊) |
| lsmcv2.w | ⊢ (𝜑 → 𝑊 ∈ LVec) |
| lsmcv2.u | ⊢ (𝜑 → 𝑈 ∈ 𝑆) |
| lsmcv2.x | ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| lsmcv2.l | ⊢ (𝜑 → ¬ (𝑁‘{𝑋}) ⊆ 𝑈) |
| Ref | Expression |
|---|---|
| lsmcv2 | ⊢ (𝜑 → 𝑈𝐶(𝑈 ⊕ (𝑁‘{𝑋}))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lsmcv2.l | . . 3 ⊢ (𝜑 → ¬ (𝑁‘{𝑋}) ⊆ 𝑈) | |
| 2 | lsmcv2.p | . . . 4 ⊢ ⊕ = (LSSum‘𝑊) | |
| 3 | lsmcv2.w | . . . . . . 7 ⊢ (𝜑 → 𝑊 ∈ LVec) | |
| 4 | lveclmod 21101 | . . . . . . 7 ⊢ (𝑊 ∈ LVec → 𝑊 ∈ LMod) | |
| 5 | 3, 4 | syl 17 | . . . . . 6 ⊢ (𝜑 → 𝑊 ∈ LMod) |
| 6 | lsmcv2.s | . . . . . . 7 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 7 | 6 | lsssssubg 20953 | . . . . . 6 ⊢ (𝑊 ∈ LMod → 𝑆 ⊆ (SubGrp‘𝑊)) |
| 8 | 5, 7 | syl 17 | . . . . 5 ⊢ (𝜑 → 𝑆 ⊆ (SubGrp‘𝑊)) |
| 9 | lsmcv2.u | . . . . 5 ⊢ (𝜑 → 𝑈 ∈ 𝑆) | |
| 10 | 8, 9 | sseldd 3922 | . . . 4 ⊢ (𝜑 → 𝑈 ∈ (SubGrp‘𝑊)) |
| 11 | lsmcv2.x | . . . . . 6 ⊢ (𝜑 → 𝑋 ∈ 𝑉) | |
| 12 | lsmcv2.v | . . . . . . 7 ⊢ 𝑉 = (Base‘𝑊) | |
| 13 | lsmcv2.n | . . . . . . 7 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 14 | 12, 6, 13 | lspsncl 20972 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (𝑁‘{𝑋}) ∈ 𝑆) |
| 15 | 5, 11, 14 | syl2anc 585 | . . . . 5 ⊢ (𝜑 → (𝑁‘{𝑋}) ∈ 𝑆) |
| 16 | 8, 15 | sseldd 3922 | . . . 4 ⊢ (𝜑 → (𝑁‘{𝑋}) ∈ (SubGrp‘𝑊)) |
| 17 | 2, 10, 16 | lssnle 19649 | . . 3 ⊢ (𝜑 → (¬ (𝑁‘{𝑋}) ⊆ 𝑈 ↔ 𝑈 ⊊ (𝑈 ⊕ (𝑁‘{𝑋})))) |
| 18 | 1, 17 | mpbid 232 | . 2 ⊢ (𝜑 → 𝑈 ⊊ (𝑈 ⊕ (𝑁‘{𝑋}))) |
| 19 | 3simpa 1149 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆 ∧ (𝑈 ⊊ 𝑥 ∧ 𝑥 ⊆ (𝑈 ⊕ (𝑁‘{𝑋})))) → (𝜑 ∧ 𝑥 ∈ 𝑆)) | |
| 20 | simp3l 1203 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆 ∧ (𝑈 ⊊ 𝑥 ∧ 𝑥 ⊆ (𝑈 ⊕ (𝑁‘{𝑋})))) → 𝑈 ⊊ 𝑥) | |
| 21 | simp3r 1204 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆 ∧ (𝑈 ⊊ 𝑥 ∧ 𝑥 ⊆ (𝑈 ⊕ (𝑁‘{𝑋})))) → 𝑥 ⊆ (𝑈 ⊕ (𝑁‘{𝑋}))) | |
| 22 | 3 | adantr 480 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆) → 𝑊 ∈ LVec) |
| 23 | 9 | adantr 480 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆) → 𝑈 ∈ 𝑆) |
| 24 | simpr 484 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆) → 𝑥 ∈ 𝑆) | |
| 25 | 11 | adantr 480 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆) → 𝑋 ∈ 𝑉) |
| 26 | 12, 6, 13, 2, 22, 23, 24, 25 | lsmcv 21139 | . . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝑆) ∧ 𝑈 ⊊ 𝑥 ∧ 𝑥 ⊆ (𝑈 ⊕ (𝑁‘{𝑋}))) → 𝑥 = (𝑈 ⊕ (𝑁‘{𝑋}))) |
| 27 | 19, 20, 21, 26 | syl3anc 1374 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆 ∧ (𝑈 ⊊ 𝑥 ∧ 𝑥 ⊆ (𝑈 ⊕ (𝑁‘{𝑋})))) → 𝑥 = (𝑈 ⊕ (𝑁‘{𝑋}))) |
| 28 | 27 | 3exp 1120 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝑆 → ((𝑈 ⊊ 𝑥 ∧ 𝑥 ⊆ (𝑈 ⊕ (𝑁‘{𝑋}))) → 𝑥 = (𝑈 ⊕ (𝑁‘{𝑋}))))) |
| 29 | 28 | ralrimiv 3128 | . 2 ⊢ (𝜑 → ∀𝑥 ∈ 𝑆 ((𝑈 ⊊ 𝑥 ∧ 𝑥 ⊆ (𝑈 ⊕ (𝑁‘{𝑋}))) → 𝑥 = (𝑈 ⊕ (𝑁‘{𝑋})))) |
| 30 | lsmcv2.c | . . 3 ⊢ 𝐶 = ( ⋖L ‘𝑊) | |
| 31 | 6, 2 | lsmcl 21078 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ (𝑁‘{𝑋}) ∈ 𝑆) → (𝑈 ⊕ (𝑁‘{𝑋})) ∈ 𝑆) |
| 32 | 5, 9, 15, 31 | syl3anc 1374 | . . 3 ⊢ (𝜑 → (𝑈 ⊕ (𝑁‘{𝑋})) ∈ 𝑆) |
| 33 | 6, 30, 3, 9, 32 | lcvbr2 39468 | . 2 ⊢ (𝜑 → (𝑈𝐶(𝑈 ⊕ (𝑁‘{𝑋})) ↔ (𝑈 ⊊ (𝑈 ⊕ (𝑁‘{𝑋})) ∧ ∀𝑥 ∈ 𝑆 ((𝑈 ⊊ 𝑥 ∧ 𝑥 ⊆ (𝑈 ⊕ (𝑁‘{𝑋}))) → 𝑥 = (𝑈 ⊕ (𝑁‘{𝑋})))))) |
| 34 | 18, 29, 33 | mpbir2and 714 | 1 ⊢ (𝜑 → 𝑈𝐶(𝑈 ⊕ (𝑁‘{𝑋}))) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 ∀wral 3051 ⊆ wss 3889 ⊊ wpss 3890 {csn 4567 class class class wbr 5085 ‘cfv 6498 (class class class)co 7367 Basecbs 17179 SubGrpcsubg 19096 LSSumclsm 19609 LModclmod 20855 LSubSpclss 20926 LSpanclspn 20966 LVecclvec 21097 ⋖L clcv 39464 |
| 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-submnd 18752 df-grp 18912 df-minusg 18913 df-sbg 18914 df-subg 19099 df-cntz 19292 df-lsm 19611 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 df-lcv 39465 |
| This theorem is referenced by: lcv1 39487 |
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