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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 29423 analog.) Explicit atom version of lsmcv 19907. (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 2821 | . . . . 5 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
4 | eqid 2821 | . . . . 5 ⊢ (LSpan‘𝑊) = (LSpan‘𝑊) | |
5 | lsmsatcv.a | . . . . 5 ⊢ 𝐴 = (LSAtoms‘𝑊) | |
6 | 3, 4, 5 | islsati 36124 | . . . 4 ⊢ ((𝑊 ∈ LVec ∧ 𝑄 ∈ 𝐴) → ∃𝑣 ∈ (Base‘𝑊)𝑄 = ((LSpan‘𝑊)‘{𝑣})) |
7 | 1, 2, 6 | syl2anc 586 | . . 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 483 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑊 ∈ LVec) |
11 | lsmsatcv.t | . . . . . . . . 9 ⊢ (𝜑 → 𝑇 ∈ 𝑆) | |
12 | 11 | adantr 483 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑇 ∈ 𝑆) |
13 | lsmsatcv.u | . . . . . . . . 9 ⊢ (𝜑 → 𝑈 ∈ 𝑆) | |
14 | 13 | adantr 483 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑈 ∈ 𝑆) |
15 | simpr 487 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → 𝑣 ∈ (Base‘𝑊)) | |
16 | 3, 8, 4, 9, 10, 12, 14, 15 | lsmcv 19907 | . . . . . . 7 ⊢ (((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) ∧ 𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) → 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) |
17 | 16 | 3expib 1118 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊)) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) → 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
18 | 17 | 3adant3 1128 | . . . . 5 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊) ∧ 𝑄 = ((LSpan‘𝑊)‘{𝑣})) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) → 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
19 | oveq2 7158 | . . . . . . . . 9 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → (𝑇 ⊕ 𝑄) = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))) | |
20 | 19 | sseq2d 3999 | . . . . . . . 8 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → (𝑈 ⊆ (𝑇 ⊕ 𝑄) ↔ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
21 | 20 | anbi2d 630 | . . . . . . 7 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) ↔ (𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣}))))) |
22 | 19 | eqeq2d 2832 | . . . . . . 7 ⊢ (𝑄 = ((LSpan‘𝑊)‘{𝑣}) → (𝑈 = (𝑇 ⊕ 𝑄) ↔ 𝑈 = (𝑇 ⊕ ((LSpan‘𝑊)‘{𝑣})))) |
23 | 21, 22 | imbi12d 347 | . . . . . 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 1131 | . . . . 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 259 | . . . 4 ⊢ ((𝜑 ∧ 𝑣 ∈ (Base‘𝑊) ∧ 𝑄 = ((LSpan‘𝑊)‘{𝑣})) → ((𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) → 𝑈 = (𝑇 ⊕ 𝑄))) |
26 | 25 | rexlimdv3a 3286 | . . 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 1112 | 1 ⊢ ((𝜑 ∧ 𝑇 ⊊ 𝑈 ∧ 𝑈 ⊆ (𝑇 ⊕ 𝑄)) → 𝑈 = (𝑇 ⊕ 𝑄)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 208 ∧ wa 398 ∧ w3a 1083 = wceq 1533 ∈ wcel 2110 ∃wrex 3139 ⊆ wss 3936 ⊊ wpss 3937 {csn 4561 ‘cfv 6350 (class class class)co 7150 Basecbs 16477 LSSumclsm 18753 LSubSpclss 19697 LSpanclspn 19737 LVecclvec 19868 LSAtomsclsa 36104 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2156 ax-12 2172 ax-ext 2793 ax-rep 5183 ax-sep 5196 ax-nul 5203 ax-pow 5259 ax-pr 5322 ax-un 7455 ax-cnex 10587 ax-resscn 10588 ax-1cn 10589 ax-icn 10590 ax-addcl 10591 ax-addrcl 10592 ax-mulcl 10593 ax-mulrcl 10594 ax-mulcom 10595 ax-addass 10596 ax-mulass 10597 ax-distr 10598 ax-i2m1 10599 ax-1ne0 10600 ax-1rid 10601 ax-rnegex 10602 ax-rrecex 10603 ax-cnre 10604 ax-pre-lttri 10605 ax-pre-lttrn 10606 ax-pre-ltadd 10607 ax-pre-mulgt0 10608 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3497 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-pss 3954 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4562 df-pr 4564 df-tp 4566 df-op 4568 df-uni 4833 df-int 4870 df-iun 4914 df-br 5060 df-opab 5122 df-mpt 5140 df-tr 5166 df-id 5455 df-eprel 5460 df-po 5469 df-so 5470 df-fr 5509 df-we 5511 df-xp 5556 df-rel 5557 df-cnv 5558 df-co 5559 df-dm 5560 df-rn 5561 df-res 5562 df-ima 5563 df-pred 6143 df-ord 6189 df-on 6190 df-lim 6191 df-suc 6192 df-iota 6309 df-fun 6352 df-fn 6353 df-f 6354 df-f1 6355 df-fo 6356 df-f1o 6357 df-fv 6358 df-riota 7108 df-ov 7153 df-oprab 7154 df-mpo 7155 df-om 7575 df-1st 7683 df-2nd 7684 df-tpos 7886 df-wrecs 7941 df-recs 8002 df-rdg 8040 df-er 8283 df-en 8504 df-dom 8505 df-sdom 8506 df-pnf 10671 df-mnf 10672 df-xr 10673 df-ltxr 10674 df-le 10675 df-sub 10866 df-neg 10867 df-nn 11633 df-2 11694 df-3 11695 df-ndx 16480 df-slot 16481 df-base 16483 df-sets 16484 df-ress 16485 df-plusg 16572 df-mulr 16573 df-0g 16709 df-mgm 17846 df-sgrp 17895 df-mnd 17906 df-submnd 17951 df-grp 18100 df-minusg 18101 df-sbg 18102 df-subg 18270 df-lsm 18755 df-cmn 18902 df-abl 18903 df-mgp 19234 df-ur 19246 df-ring 19293 df-oppr 19367 df-dvdsr 19385 df-unit 19386 df-invr 19416 df-drng 19498 df-lmod 19630 df-lss 19698 df-lsp 19738 df-lvec 19869 df-lsatoms 36106 |
This theorem is referenced by: dochsat 38513 |
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