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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 29547 analog.) Explicit atom version of lsmcv 19994. (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 2758 | . . . . 5 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
4 | eqid 2758 | . . . . 5 ⊢ (LSpan‘𝑊) = (LSpan‘𝑊) | |
5 | lsmsatcv.a | . . . . 5 ⊢ 𝐴 = (LSAtoms‘𝑊) | |
6 | 3, 4, 5 | islsati 36604 | . . . 4 ⊢ ((𝑊 ∈ LVec ∧ 𝑄 ∈ 𝐴) → ∃𝑣 ∈ (Base‘𝑊)𝑄 = ((LSpan‘𝑊)‘{𝑣})) |
7 | 1, 2, 6 | syl2anc 587 | . . 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 484 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑊 ∈ LVec) |
11 | lsmsatcv.t | . . . . . . . . 9 ⊢ (𝜑 → 𝑇 ∈ 𝑆) | |
12 | 11 | adantr 484 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑇 ∈ 𝑆) |
13 | lsmsatcv.u | . . . . . . . . 9 ⊢ (𝜑 → 𝑈 ∈ 𝑆) | |
14 | 13 | adantr 484 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑈 ∈ 𝑆) |
15 | simpr 488 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑣 ∈ (Base‘𝑊)) | |
16 | 3, 8, 4, 9, 10, 12, 14, 15 | lsmcv 19994 | . . . . . . 7 ⊢ (((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) ∧ 𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) → 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) |
17 | 16 | 3expib 1119 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) → 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
18 | 17 | 3adant3 1129 | . . . . 5 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊) ∧ 𝑄 = ((LSpan‘𝑊)‘{𝑣})) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) → 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
19 | oveq2 7164 | . . . . . . . . 9 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → (𝑇 ⊕ 𝑄) = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) | |
20 | 19 | sseq2d 3926 | . . . . . . . 8 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → (𝑈 ⊆ (𝑇 ⊕ 𝑄) ↔ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
21 | 20 | anbi2d 631 | . . . . . . 7 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) ↔ (𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))))) |
22 | 19 | eqeq2d 2769 | . . . . . . 7 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → (𝑈 = (𝑇 ⊕ 𝑄) ↔ 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
23 | 21, 22 | imbi12d 348 | . . . . . 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 1132 | . . . . 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 260 | . . . 4 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊) ∧ 𝑄 = ((LSpan‘𝑊)‘{𝑣})) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) → 𝑈 = (𝑇 ⊕ 𝑄))) |
26 | 25 | rexlimdv3a 3210 | . . 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 1113 | 1 ⊢ ((𝜑 ∧ 𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) → 𝑈 = (𝑇 ⊕ 𝑄)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 ∧ w3a 1084 = wceq 1538 ∈ wcel 2111 ∃wrex 3071 ⊆ wss 3860 ⊊ wpss 3861 {csn 4525 ‘cfv 6340 (class class class)co 7156 Basecbs 16554 LSSumclsm 18839 LSubSpclss 19784 LSpanclspn 19824 LVecclvec 19955 LSAtomsclsa 36584 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2729 ax-rep 5160 ax-sep 5173 ax-nul 5180 ax-pow 5238 ax-pr 5302 ax-un 7465 ax-cnex 10644 ax-resscn 10645 ax-1cn 10646 ax-icn 10647 ax-addcl 10648 ax-addrcl 10649 ax-mulcl 10650 ax-mulrcl 10651 ax-mulcom 10652 ax-addass 10653 ax-mulass 10654 ax-distr 10655 ax-i2m1 10656 ax-1ne0 10657 ax-1rid 10658 ax-rnegex 10659 ax-rrecex 10660 ax-cnre 10661 ax-pre-lttri 10662 ax-pre-lttrn 10663 ax-pre-ltadd 10664 ax-pre-mulgt0 10665 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-fal 1551 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2557 df-eu 2588 df-clab 2736 df-cleq 2750 df-clel 2830 df-nfc 2901 df-ne 2952 df-nel 3056 df-ral 3075 df-rex 3076 df-reu 3077 df-rmo 3078 df-rab 3079 df-v 3411 df-sbc 3699 df-csb 3808 df-dif 3863 df-un 3865 df-in 3867 df-ss 3877 df-pss 3879 df-nul 4228 df-if 4424 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4802 df-int 4842 df-iun 4888 df-br 5037 df-opab 5099 df-mpt 5117 df-tr 5143 df-id 5434 df-eprel 5439 df-po 5447 df-so 5448 df-fr 5487 df-we 5489 df-xp 5534 df-rel 5535 df-cnv 5536 df-co 5537 df-dm 5538 df-rn 5539 df-res 5540 df-ima 5541 df-pred 6131 df-ord 6177 df-on 6178 df-lim 6179 df-suc 6180 df-iota 6299 df-fun 6342 df-fn 6343 df-f 6344 df-f1 6345 df-fo 6346 df-f1o 6347 df-fv 6348 df-riota 7114 df-ov 7159 df-oprab 7160 df-mpo 7161 df-om 7586 df-1st 7699 df-2nd 7700 df-tpos 7908 df-wrecs 7963 df-recs 8024 df-rdg 8062 df-er 8305 df-en 8541 df-dom 8542 df-sdom 8543 df-pnf 10728 df-mnf 10729 df-xr 10730 df-ltxr 10731 df-le 10732 df-sub 10923 df-neg 10924 df-nn 11688 df-2 11750 df-3 11751 df-ndx 16557 df-slot 16558 df-base 16560 df-sets 16561 df-ress 16562 df-plusg 16649 df-mulr 16650 df-0g 16786 df-mgm 17931 df-sgrp 17980 df-mnd 17991 df-submnd 18036 df-grp 18185 df-minusg 18186 df-sbg 18187 df-subg 18356 df-lsm 18841 df-cmn 18988 df-abl 18989 df-mgp 19321 df-ur 19333 df-ring 19380 df-oppr 19457 df-dvdsr 19475 df-unit 19476 df-invr 19506 df-drng 19585 df-lmod 19717 df-lss 19785 df-lsp 19825 df-lvec 19956 df-lsatoms 36586 |
This theorem is referenced by: dochsat 38993 |
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