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| Mirrors > Home > MPE Home > Th. List > lsslspOLD | Structured version Visualization version GIF version | ||
| Description: Obsolete version of lsslsp 20948 as of 25-Apr-2025. Spans in submodules correspond to spans in the containing module. (Contributed by Stefan O'Rear, 12-Dec-2014.) TODO: Shouldn't we swap 𝑀‘𝐺 and 𝑁‘𝐺 since we are computing a property of 𝑁‘𝐺? (Like we say sin 0 = 0 and not 0 = sin 0.) - NM 15-Mar-2015. (Proof modification is discouraged.) (New usage is discouraged.) |
| 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 |
|---|---|
| lsslspOLD | ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) = (𝑁‘𝐺)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simp1 1136 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝑊 ∈ LMod) | |
| 2 | lsslsp.x | . . . . . . . 8 ⊢ 𝑋 = (𝑊 ↾s 𝑈) | |
| 3 | lsslsp.l | . . . . . . . 8 ⊢ 𝐿 = (LSubSp‘𝑊) | |
| 4 | 2, 3 | lsslmod 20893 | . . . . . . 7 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿) → 𝑋 ∈ LMod) |
| 5 | 4 | 3adant3 1132 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝑋 ∈ LMod) |
| 6 | simp3 1138 | . . . . . . 7 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ 𝑈) | |
| 7 | eqid 2731 | . . . . . . . . . 10 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 8 | 7, 3 | lssss 20869 | . . . . . . . . 9 ⊢ (𝑈 ∈ 𝐿 → 𝑈 ⊆ (Base‘𝑊)) |
| 9 | 8 | 3ad2ant2 1134 | . . . . . . . 8 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝑈 ⊆ (Base‘𝑊)) |
| 10 | 2, 7 | ressbas2 17149 | . . . . . . . 8 ⊢ (𝑈 ⊆ (Base‘𝑊) → 𝑈 = (Base‘𝑋)) |
| 11 | 9, 10 | syl 17 | . . . . . . 7 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝑈 = (Base‘𝑋)) |
| 12 | 6, 11 | sseqtrd 3966 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (Base‘𝑋)) |
| 13 | eqid 2731 | . . . . . . 7 ⊢ (Base‘𝑋) = (Base‘𝑋) | |
| 14 | eqid 2731 | . . . . . . 7 ⊢ (LSubSp‘𝑋) = (LSubSp‘𝑋) | |
| 15 | lsslsp.n | . . . . . . 7 ⊢ 𝑁 = (LSpan‘𝑋) | |
| 16 | 13, 14, 15 | lspcl 20909 | . . . . . 6 ⊢ ((𝑋 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑋)) → (𝑁‘𝐺) ∈ (LSubSp‘𝑋)) |
| 17 | 5, 12, 16 | syl2anc 584 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑁‘𝐺) ∈ (LSubSp‘𝑋)) |
| 18 | 2, 3, 14 | lsslss 20894 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿) → ((𝑁‘𝐺) ∈ (LSubSp‘𝑋) ↔ ((𝑁‘𝐺) ∈ 𝐿 ∧ (𝑁‘𝐺) ⊆ 𝑈))) |
| 19 | 18 | 3adant3 1132 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → ((𝑁‘𝐺) ∈ (LSubSp‘𝑋) ↔ ((𝑁‘𝐺) ∈ 𝐿 ∧ (𝑁‘𝐺) ⊆ 𝑈))) |
| 20 | 17, 19 | mpbid 232 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → ((𝑁‘𝐺) ∈ 𝐿 ∧ (𝑁‘𝐺) ⊆ 𝑈)) |
| 21 | 20 | simpld 494 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑁‘𝐺) ∈ 𝐿) |
| 22 | 13, 15 | lspssid 20918 | . . . 4 ⊢ ((𝑋 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑋)) → 𝐺 ⊆ (𝑁‘𝐺)) |
| 23 | 5, 12, 22 | syl2anc 584 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (𝑁‘𝐺)) |
| 24 | lsslsp.m | . . . 4 ⊢ 𝑀 = (LSpan‘𝑊) | |
| 25 | 3, 24 | lspssp 20921 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ (𝑁‘𝐺) ∈ 𝐿 ∧ 𝐺 ⊆ (𝑁‘𝐺)) → (𝑀‘𝐺) ⊆ (𝑁‘𝐺)) |
| 26 | 1, 21, 23, 25 | syl3anc 1373 | . 2 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ⊆ (𝑁‘𝐺)) |
| 27 | 6, 9 | sstrd 3940 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (Base‘𝑊)) |
| 28 | 7, 3, 24 | lspcl 20909 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑊)) → (𝑀‘𝐺) ∈ 𝐿) |
| 29 | 1, 27, 28 | syl2anc 584 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ∈ 𝐿) |
| 30 | 3, 24 | lspssp 20921 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ⊆ 𝑈) |
| 31 | 2, 3, 14 | lsslss 20894 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿) → ((𝑀‘𝐺) ∈ (LSubSp‘𝑋) ↔ ((𝑀‘𝐺) ∈ 𝐿 ∧ (𝑀‘𝐺) ⊆ 𝑈))) |
| 32 | 31 | 3adant3 1132 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → ((𝑀‘𝐺) ∈ (LSubSp‘𝑋) ↔ ((𝑀‘𝐺) ∈ 𝐿 ∧ (𝑀‘𝐺) ⊆ 𝑈))) |
| 33 | 29, 30, 32 | mpbir2and 713 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ∈ (LSubSp‘𝑋)) |
| 34 | 7, 24 | lspssid 20918 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑊)) → 𝐺 ⊆ (𝑀‘𝐺)) |
| 35 | 1, 27, 34 | syl2anc 584 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (𝑀‘𝐺)) |
| 36 | 14, 15 | lspssp 20921 | . . 3 ⊢ ((𝑋 ∈ LMod ∧ (𝑀‘𝐺) ∈ (LSubSp‘𝑋) ∧ 𝐺 ⊆ (𝑀‘𝐺)) → (𝑁‘𝐺) ⊆ (𝑀‘𝐺)) |
| 37 | 5, 33, 35, 36 | syl3anc 1373 | . 2 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑁‘𝐺) ⊆ (𝑀‘𝐺)) |
| 38 | 26, 37 | eqssd 3947 | 1 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) = (𝑁‘𝐺)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∧ w3a 1086 = wceq 1541 ∈ wcel 2111 ⊆ wss 3897 ‘cfv 6481 (class class class)co 7346 Basecbs 17120 ↾s cress 17141 LModclmod 20793 LSubSpclss 20864 LSpanclspn 20904 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-rep 5215 ax-sep 5232 ax-nul 5242 ax-pow 5301 ax-pr 5368 ax-un 7668 ax-cnex 11062 ax-resscn 11063 ax-1cn 11064 ax-icn 11065 ax-addcl 11066 ax-addrcl 11067 ax-mulcl 11068 ax-mulrcl 11069 ax-mulcom 11070 ax-addass 11071 ax-mulass 11072 ax-distr 11073 ax-i2m1 11074 ax-1ne0 11075 ax-1rid 11076 ax-rnegex 11077 ax-rrecex 11078 ax-cnre 11079 ax-pre-lttri 11080 ax-pre-lttrn 11081 ax-pre-ltadd 11082 ax-pre-mulgt0 11083 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-nel 3033 df-ral 3048 df-rex 3057 df-rmo 3346 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-pss 3917 df-nul 4281 df-if 4473 df-pw 4549 df-sn 4574 df-pr 4576 df-op 4580 df-uni 4857 df-int 4896 df-iun 4941 df-br 5090 df-opab 5152 df-mpt 5171 df-tr 5197 df-id 5509 df-eprel 5514 df-po 5522 df-so 5523 df-fr 5567 df-we 5569 df-xp 5620 df-rel 5621 df-cnv 5622 df-co 5623 df-dm 5624 df-rn 5625 df-res 5626 df-ima 5627 df-pred 6248 df-ord 6309 df-on 6310 df-lim 6311 df-suc 6312 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-f1 6486 df-fo 6487 df-f1o 6488 df-fv 6489 df-riota 7303 df-ov 7349 df-oprab 7350 df-mpo 7351 df-om 7797 df-1st 7921 df-2nd 7922 df-frecs 8211 df-wrecs 8242 df-recs 8291 df-rdg 8329 df-er 8622 df-en 8870 df-dom 8871 df-sdom 8872 df-pnf 11148 df-mnf 11149 df-xr 11150 df-ltxr 11151 df-le 11152 df-sub 11346 df-neg 11347 df-nn 12126 df-2 12188 df-3 12189 df-4 12190 df-5 12191 df-6 12192 df-sets 17075 df-slot 17093 df-ndx 17105 df-base 17121 df-ress 17142 df-plusg 17174 df-sca 17177 df-vsca 17178 df-0g 17345 df-mgm 18548 df-sgrp 18627 df-mnd 18643 df-grp 18849 df-minusg 18850 df-sbg 18851 df-subg 19036 df-mgp 20059 df-ur 20100 df-ring 20153 df-lmod 20795 df-lss 20865 df-lsp 20905 |
| This theorem is referenced by: (None) |
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