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Mirrors > Home > MPE Home > Th. List > lsslsp | Structured version Visualization version GIF version |
Description: Spans in submodules correspond to spans in the containing module. (Contributed by Stefan O'Rear, 12-Dec-2014.) Terms in the equation were swapped as proposed by NM on 15-Mar-2015. (Revised by AV, 18-Apr-2025.) |
Ref | Expression |
---|---|
lsslsp.x | ⊢ 𝑋 = (𝑊 ↾s 𝑈) |
lsslsp.m | ⊢ 𝑀 = (LSpan‘𝑊) |
lsslsp.n | ⊢ 𝑁 = (LSpan‘𝑋) |
lsslsp.l | ⊢ 𝐿 = (LSubSp‘𝑊) |
Ref | Expression |
---|---|
lsslsp | ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑁‘𝐺) = (𝑀‘𝐺)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lsslsp.x | . . . . 5 ⊢ 𝑋 = (𝑊 ↾s 𝑈) | |
2 | lsslsp.l | . . . . 5 ⊢ 𝐿 = (LSubSp‘𝑊) | |
3 | 1, 2 | lsslmod 20981 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿) → 𝑋 ∈ LMod) |
4 | 3 | 3adant3 1132 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝑋 ∈ LMod) |
5 | simp1 1136 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝑊 ∈ LMod) | |
6 | simp3 1138 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ 𝑈) | |
7 | eqid 2740 | . . . . . . . 8 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
8 | 7, 2 | lssss 20957 | . . . . . . 7 ⊢ (𝑈 ∈ 𝐿 → 𝑈 ⊆ (Base‘𝑊)) |
9 | 8 | 3ad2ant2 1134 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝑈 ⊆ (Base‘𝑊)) |
10 | 6, 9 | sstrd 4019 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (Base‘𝑊)) |
11 | lsslsp.m | . . . . . 6 ⊢ 𝑀 = (LSpan‘𝑊) | |
12 | 7, 2, 11 | lspcl 20997 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑊)) → (𝑀‘𝐺) ∈ 𝐿) |
13 | 5, 10, 12 | syl2anc 583 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ∈ 𝐿) |
14 | 2, 11 | lspssp 21009 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ⊆ 𝑈) |
15 | eqid 2740 | . . . . . 6 ⊢ (LSubSp‘𝑋) = (LSubSp‘𝑋) | |
16 | 1, 2, 15 | lsslss 20982 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿) → ((𝑀‘𝐺) ∈ (LSubSp‘𝑋) ↔ ((𝑀‘𝐺) ∈ 𝐿 ∧ (𝑀‘𝐺) ⊆ 𝑈))) |
17 | 16 | 3adant3 1132 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → ((𝑀‘𝐺) ∈ (LSubSp‘𝑋) ↔ ((𝑀‘𝐺) ∈ 𝐿 ∧ (𝑀‘𝐺) ⊆ 𝑈))) |
18 | 13, 14, 17 | mpbir2and 712 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ∈ (LSubSp‘𝑋)) |
19 | 7, 11 | lspssid 21006 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑊)) → 𝐺 ⊆ (𝑀‘𝐺)) |
20 | 5, 10, 19 | syl2anc 583 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (𝑀‘𝐺)) |
21 | lsslsp.n | . . . 4 ⊢ 𝑁 = (LSpan‘𝑋) | |
22 | 15, 21 | lspssp 21009 | . . 3 ⊢ ((𝑋 ∈ LMod ∧ (𝑀‘𝐺) ∈ (LSubSp‘𝑋) ∧ 𝐺 ⊆ (𝑀‘𝐺)) → (𝑁‘𝐺) ⊆ (𝑀‘𝐺)) |
23 | 4, 18, 20, 22 | syl3anc 1371 | . 2 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑁‘𝐺) ⊆ (𝑀‘𝐺)) |
24 | 1, 7 | ressbas2 17296 | . . . . . . . 8 ⊢ (𝑈 ⊆ (Base‘𝑊) → 𝑈 = (Base‘𝑋)) |
25 | 9, 24 | syl 17 | . . . . . . 7 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝑈 = (Base‘𝑋)) |
26 | 6, 25 | sseqtrd 4049 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (Base‘𝑋)) |
27 | eqid 2740 | . . . . . . 7 ⊢ (Base‘𝑋) = (Base‘𝑋) | |
28 | 27, 15, 21 | lspcl 20997 | . . . . . 6 ⊢ ((𝑋 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑋)) → (𝑁‘𝐺) ∈ (LSubSp‘𝑋)) |
29 | 4, 26, 28 | syl2anc 583 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑁‘𝐺) ∈ (LSubSp‘𝑋)) |
30 | 1, 2, 15 | lsslss 20982 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿) → ((𝑁‘𝐺) ∈ (LSubSp‘𝑋) ↔ ((𝑁‘𝐺) ∈ 𝐿 ∧ (𝑁‘𝐺) ⊆ 𝑈))) |
31 | 30 | 3adant3 1132 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → ((𝑁‘𝐺) ∈ (LSubSp‘𝑋) ↔ ((𝑁‘𝐺) ∈ 𝐿 ∧ (𝑁‘𝐺) ⊆ 𝑈))) |
32 | 29, 31 | mpbid 232 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → ((𝑁‘𝐺) ∈ 𝐿 ∧ (𝑁‘𝐺) ⊆ 𝑈)) |
33 | 32 | simpld 494 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑁‘𝐺) ∈ 𝐿) |
34 | 27, 21 | lspssid 21006 | . . . 4 ⊢ ((𝑋 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑋)) → 𝐺 ⊆ (𝑁‘𝐺)) |
35 | 4, 26, 34 | syl2anc 583 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (𝑁‘𝐺)) |
36 | 2, 11 | lspssp 21009 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ (𝑁‘𝐺) ∈ 𝐿 ∧ 𝐺 ⊆ (𝑁‘𝐺)) → (𝑀‘𝐺) ⊆ (𝑁‘𝐺)) |
37 | 5, 33, 35, 36 | syl3anc 1371 | . 2 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ⊆ (𝑁‘𝐺)) |
38 | 23, 37 | eqssd 4026 | 1 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑁‘𝐺) = (𝑀‘𝐺)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∧ w3a 1087 = wceq 1537 ∈ wcel 2108 ⊆ wss 3976 ‘cfv 6573 (class class class)co 7448 Basecbs 17258 ↾s cress 17287 LModclmod 20880 LSubSpclss 20952 LSpanclspn 20992 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1793 ax-4 1807 ax-5 1909 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2158 ax-12 2178 ax-ext 2711 ax-rep 5303 ax-sep 5317 ax-nul 5324 ax-pow 5383 ax-pr 5447 ax-un 7770 ax-cnex 11240 ax-resscn 11241 ax-1cn 11242 ax-icn 11243 ax-addcl 11244 ax-addrcl 11245 ax-mulcl 11246 ax-mulrcl 11247 ax-mulcom 11248 ax-addass 11249 ax-mulass 11250 ax-distr 11251 ax-i2m1 11252 ax-1ne0 11253 ax-1rid 11254 ax-rnegex 11255 ax-rrecex 11256 ax-cnre 11257 ax-pre-lttri 11258 ax-pre-lttrn 11259 ax-pre-ltadd 11260 ax-pre-mulgt0 11261 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 847 df-3or 1088 df-3an 1089 df-tru 1540 df-fal 1550 df-ex 1778 df-nf 1782 df-sb 2065 df-mo 2543 df-eu 2572 df-clab 2718 df-cleq 2732 df-clel 2819 df-nfc 2895 df-ne 2947 df-nel 3053 df-ral 3068 df-rex 3077 df-rmo 3388 df-reu 3389 df-rab 3444 df-v 3490 df-sbc 3805 df-csb 3922 df-dif 3979 df-un 3981 df-in 3983 df-ss 3993 df-pss 3996 df-nul 4353 df-if 4549 df-pw 4624 df-sn 4649 df-pr 4651 df-op 4655 df-uni 4932 df-int 4971 df-iun 5017 df-br 5167 df-opab 5229 df-mpt 5250 df-tr 5284 df-id 5593 df-eprel 5599 df-po 5607 df-so 5608 df-fr 5652 df-we 5654 df-xp 5706 df-rel 5707 df-cnv 5708 df-co 5709 df-dm 5710 df-rn 5711 df-res 5712 df-ima 5713 df-pred 6332 df-ord 6398 df-on 6399 df-lim 6400 df-suc 6401 df-iota 6525 df-fun 6575 df-fn 6576 df-f 6577 df-f1 6578 df-fo 6579 df-f1o 6580 df-fv 6581 df-riota 7404 df-ov 7451 df-oprab 7452 df-mpo 7453 df-om 7904 df-1st 8030 df-2nd 8031 df-frecs 8322 df-wrecs 8353 df-recs 8427 df-rdg 8466 df-er 8763 df-en 9004 df-dom 9005 df-sdom 9006 df-pnf 11326 df-mnf 11327 df-xr 11328 df-ltxr 11329 df-le 11330 df-sub 11522 df-neg 11523 df-nn 12294 df-2 12356 df-3 12357 df-4 12358 df-5 12359 df-6 12360 df-sets 17211 df-slot 17229 df-ndx 17241 df-base 17259 df-ress 17288 df-plusg 17324 df-sca 17327 df-vsca 17328 df-0g 17501 df-mgm 18678 df-sgrp 18757 df-mnd 18773 df-grp 18976 df-minusg 18977 df-sbg 18978 df-subg 19163 df-mgp 20162 df-ur 20209 df-ring 20262 df-lmod 20882 df-lss 20953 df-lsp 20993 |
This theorem is referenced by: lss0v 21038 lsslindf 21873 islinds3 21877 lbslsat 33629 ply1degltdimlem 33635 dimkerim 33640 dimlssid 33645 lcdlsp 41578 islssfg 43027 |
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