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Mirrors > Home > MPE Home > Th. List > Mathboxes > lsmsatcv | Structured version Visualization version GIF version |
Description: Subspace sum has the covering property (using spans of singletons to represent atoms). Similar to Exercise 5 of [Kalmbach] p. 153. (spansncvi 29356 analog.) Explicit atom version of lsmcv 19842. (Contributed by NM, 29-Oct-2014.) |
Ref | Expression |
---|---|
lsmsatcv.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
lsmsatcv.p | ⊢ ⊕ = (LSSum‘𝑊) |
lsmsatcv.a | ⊢ 𝐴 = (LSAtoms‘𝑊) |
lsmsatcv.w | ⊢ (𝜑 → 𝑊 ∈ LVec) |
lsmsatcv.t | ⊢ (𝜑 → 𝑇 ∈ 𝑆) |
lsmsatcv.u | ⊢ (𝜑 → 𝑈 ∈ 𝑆) |
lsmsatcv.x | ⊢ (𝜑 → 𝑄 ∈ 𝐴) |
Ref | Expression |
---|---|
lsmsatcv | ⊢ ((𝜑 ∧ 𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) → 𝑈 = (𝑇 ⊕ 𝑄)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lsmsatcv.w | . . . 4 ⊢ (𝜑 → 𝑊 ∈ LVec) | |
2 | lsmsatcv.x | . . . 4 ⊢ (𝜑 → 𝑄 ∈ 𝐴) | |
3 | eqid 2818 | . . . . 5 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
4 | eqid 2818 | . . . . 5 ⊢ (LSpan‘𝑊) = (LSpan‘𝑊) | |
5 | lsmsatcv.a | . . . . 5 ⊢ 𝐴 = (LSAtoms‘𝑊) | |
6 | 3, 4, 5 | islsati 36010 | . . . 4 ⊢ ((𝑊 ∈ LVec ∧ 𝑄 ∈ 𝐴) → ∃𝑣 ∈ (Base‘𝑊)𝑄 = ((LSpan‘𝑊)‘{𝑣})) |
7 | 1, 2, 6 | syl2anc 584 | . . 3 ⊢ (𝜑 → ∃𝑣 ∈ (Base‘𝑊)𝑄 = ((LSpan‘𝑊)‘{𝑣})) |
8 | lsmsatcv.s | . . . . . . . 8 ⊢ 𝑆 = (LSubSp‘𝑊) | |
9 | lsmsatcv.p | . . . . . . . 8 ⊢ ⊕ = (LSSum‘𝑊) | |
10 | 1 | adantr 481 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑊 ∈ LVec) |
11 | lsmsatcv.t | . . . . . . . . 9 ⊢ (𝜑 → 𝑇 ∈ 𝑆) | |
12 | 11 | adantr 481 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑇 ∈ 𝑆) |
13 | lsmsatcv.u | . . . . . . . . 9 ⊢ (𝜑 → 𝑈 ∈ 𝑆) | |
14 | 13 | adantr 481 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑈 ∈ 𝑆) |
15 | simpr 485 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑣 ∈ (Base‘𝑊)) | |
16 | 3, 8, 4, 9, 10, 12, 14, 15 | lsmcv 19842 | . . . . . . 7 ⊢ (((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) ∧ 𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) → 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) |
17 | 16 | 3expib 1114 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) → 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
18 | 17 | 3adant3 1124 | . . . . 5 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊) ∧ 𝑄 = ((LSpan‘𝑊)‘{𝑣})) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) → 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
19 | oveq2 7153 | . . . . . . . . 9 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → (𝑇 ⊕ 𝑄) = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) | |
20 | 19 | sseq2d 3996 | . . . . . . . 8 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → (𝑈 ⊆ (𝑇 ⊕ 𝑄) ↔ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
21 | 20 | anbi2d 628 | . . . . . . 7 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) ↔ (𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))))) |
22 | 19 | eqeq2d 2829 | . . . . . . 7 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → (𝑈 = (𝑇 ⊕ 𝑄) ↔ 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
23 | 21, 22 | imbi12d 346 | . . . . . 6 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → (((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) → 𝑈 = (𝑇 ⊕ 𝑄)) ↔ ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) → 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))))) |
24 | 23 | 3ad2ant3 1127 | . . . . 5 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊) ∧ 𝑄 = ((LSpan‘𝑊)‘{𝑣})) → (((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) → 𝑈 = (𝑇 ⊕ 𝑄)) ↔ ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) → 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))))) |
25 | 18, 24 | mpbird 258 | . . . 4 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊) ∧ 𝑄 = ((LSpan‘𝑊)‘{𝑣})) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) → 𝑈 = (𝑇 ⊕ 𝑄))) |
26 | 25 | rexlimdv3a 3283 | . . 3 ⊢ (𝜑 → (∃𝑣 ∈ (Base‘𝑊)𝑄 = ((LSpan‘𝑊)‘{𝑣}) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) → 𝑈 = (𝑇 ⊕ 𝑄)))) |
27 | 7, 26 | mpd 15 | . 2 ⊢ (𝜑 → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) → 𝑈 = (𝑇 ⊕ 𝑄))) |
28 | 27 | 3impib 1108 | 1 ⊢ ((𝜑 ∧ 𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) → 𝑈 = (𝑇 ⊕ 𝑄)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 207 ∧ wa 396 ∧ w3a 1079 = wceq 1528 ∈ wcel 2105 ∃wrex 3136 ⊆ wss 3933 ⊊ wpss 3934 {csn 4557 ‘cfv 6348 (class class class)co 7145 Basecbs 16471 LSSumclsm 18688 LSubSpclss 19632 LSpanclspn 19672 LVecclvec 19803 LSAtomsclsa 35990 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1787 ax-4 1801 ax-5 1902 ax-6 1961 ax-7 2006 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2151 ax-12 2167 ax-ext 2790 ax-rep 5181 ax-sep 5194 ax-nul 5201 ax-pow 5257 ax-pr 5320 ax-un 7450 ax-cnex 10581 ax-resscn 10582 ax-1cn 10583 ax-icn 10584 ax-addcl 10585 ax-addrcl 10586 ax-mulcl 10587 ax-mulrcl 10588 ax-mulcom 10589 ax-addass 10590 ax-mulass 10591 ax-distr 10592 ax-i2m1 10593 ax-1ne0 10594 ax-1rid 10595 ax-rnegex 10596 ax-rrecex 10597 ax-cnre 10598 ax-pre-lttri 10599 ax-pre-lttrn 10600 ax-pre-ltadd 10601 ax-pre-mulgt0 10602 |
This theorem depends on definitions: df-bi 208 df-an 397 df-or 842 df-3or 1080 df-3an 1081 df-tru 1531 df-ex 1772 df-nf 1776 df-sb 2061 df-mo 2615 df-eu 2647 df-clab 2797 df-cleq 2811 df-clel 2890 df-nfc 2960 df-ne 3014 df-nel 3121 df-ral 3140 df-rex 3141 df-reu 3142 df-rmo 3143 df-rab 3144 df-v 3494 df-sbc 3770 df-csb 3881 df-dif 3936 df-un 3938 df-in 3940 df-ss 3949 df-pss 3951 df-nul 4289 df-if 4464 df-pw 4537 df-sn 4558 df-pr 4560 df-tp 4562 df-op 4564 df-uni 4831 df-int 4868 df-iun 4912 df-br 5058 df-opab 5120 df-mpt 5138 df-tr 5164 df-id 5453 df-eprel 5458 df-po 5467 df-so 5468 df-fr 5507 df-we 5509 df-xp 5554 df-rel 5555 df-cnv 5556 df-co 5557 df-dm 5558 df-rn 5559 df-res 5560 df-ima 5561 df-pred 6141 df-ord 6187 df-on 6188 df-lim 6189 df-suc 6190 df-iota 6307 df-fun 6350 df-fn 6351 df-f 6352 df-f1 6353 df-fo 6354 df-f1o 6355 df-fv 6356 df-riota 7103 df-ov 7148 df-oprab 7149 df-mpo 7150 df-om 7570 df-1st 7678 df-2nd 7679 df-tpos 7881 df-wrecs 7936 df-recs 7997 df-rdg 8035 df-er 8278 df-en 8498 df-dom 8499 df-sdom 8500 df-pnf 10665 df-mnf 10666 df-xr 10667 df-ltxr 10668 df-le 10669 df-sub 10860 df-neg 10861 df-nn 11627 df-2 11688 df-3 11689 df-ndx 16474 df-slot 16475 df-base 16477 df-sets 16478 df-ress 16479 df-plusg 16566 df-mulr 16567 df-0g 16703 df-mgm 17840 df-sgrp 17889 df-mnd 17900 df-submnd 17945 df-grp 18044 df-minusg 18045 df-sbg 18046 df-subg 18214 df-lsm 18690 df-cmn 18837 df-abl 18838 df-mgp 19169 df-ur 19181 df-ring 19228 df-oppr 19302 df-dvdsr 19320 df-unit 19321 df-invr 19351 df-drng 19433 df-lmod 19565 df-lss 19633 df-lsp 19673 df-lvec 19804 df-lsatoms 35992 |
This theorem is referenced by: dochsat 38399 |
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