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| Mirrors > Home > MPE Home > Th. List > lsslspOLD | Structured version Visualization version GIF version | ||
| Description: Obsolete version of lsslsp 20978 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 1137 | . . 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 20923 | . . . . . . 7 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿) → 𝑋 ∈ LMod) |
| 5 | 4 | 3adant3 1133 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝑋 ∈ LMod) |
| 6 | simp3 1139 | . . . . . . 7 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ 𝑈) | |
| 7 | eqid 2737 | . . . . . . . . . 10 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 8 | 7, 3 | lssss 20899 | . . . . . . . . 9 ⊢ (𝑈 ∈ 𝐿 → 𝑈 ⊆ (Base‘𝑊)) |
| 9 | 8 | 3ad2ant2 1135 | . . . . . . . 8 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝑈 ⊆ (Base‘𝑊)) |
| 10 | 2, 7 | ressbas2 17177 | . . . . . . . 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 3972 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (Base‘𝑋)) |
| 13 | eqid 2737 | . . . . . . 7 ⊢ (Base‘𝑋) = (Base‘𝑋) | |
| 14 | eqid 2737 | . . . . . . 7 ⊢ (LSubSp‘𝑋) = (LSubSp‘𝑋) | |
| 15 | lsslsp.n | . . . . . . 7 ⊢ 𝑁 = (LSpan‘𝑋) | |
| 16 | 13, 14, 15 | lspcl 20939 | . . . . . 6 ⊢ ((𝑋 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑋)) → (𝑁‘𝐺) ∈ (LSubSp‘𝑋)) |
| 17 | 5, 12, 16 | syl2anc 585 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑁‘𝐺) ∈ (LSubSp‘𝑋)) |
| 18 | 2, 3, 14 | lsslss 20924 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿) → ((𝑁‘𝐺) ∈ (LSubSp‘𝑋) ↔ ((𝑁‘𝐺) ∈ 𝐿 ∧ (𝑁‘𝐺) ⊆ 𝑈))) |
| 19 | 18 | 3adant3 1133 | . . . . 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 20948 | . . . 4 ⊢ ((𝑋 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑋)) → 𝐺 ⊆ (𝑁‘𝐺)) |
| 23 | 5, 12, 22 | syl2anc 585 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (𝑁‘𝐺)) |
| 24 | lsslsp.m | . . . 4 ⊢ 𝑀 = (LSpan‘𝑊) | |
| 25 | 3, 24 | lspssp 20951 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ (𝑁‘𝐺) ∈ 𝐿 ∧ 𝐺 ⊆ (𝑁‘𝐺)) → (𝑀‘𝐺) ⊆ (𝑁‘𝐺)) |
| 26 | 1, 21, 23, 25 | syl3anc 1374 | . 2 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ⊆ (𝑁‘𝐺)) |
| 27 | 6, 9 | sstrd 3946 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (Base‘𝑊)) |
| 28 | 7, 3, 24 | lspcl 20939 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑊)) → (𝑀‘𝐺) ∈ 𝐿) |
| 29 | 1, 27, 28 | syl2anc 585 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ∈ 𝐿) |
| 30 | 3, 24 | lspssp 20951 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ⊆ 𝑈) |
| 31 | 2, 3, 14 | lsslss 20924 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿) → ((𝑀‘𝐺) ∈ (LSubSp‘𝑋) ↔ ((𝑀‘𝐺) ∈ 𝐿 ∧ (𝑀‘𝐺) ⊆ 𝑈))) |
| 32 | 31 | 3adant3 1133 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → ((𝑀‘𝐺) ∈ (LSubSp‘𝑋) ↔ ((𝑀‘𝐺) ∈ 𝐿 ∧ (𝑀‘𝐺) ⊆ 𝑈))) |
| 33 | 29, 30, 32 | mpbir2and 714 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑀‘𝐺) ∈ (LSubSp‘𝑋)) |
| 34 | 7, 24 | lspssid 20948 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ⊆ (Base‘𝑊)) → 𝐺 ⊆ (𝑀‘𝐺)) |
| 35 | 1, 27, 34 | syl2anc 585 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → 𝐺 ⊆ (𝑀‘𝐺)) |
| 36 | 14, 15 | lspssp 20951 | . . 3 ⊢ ((𝑋 ∈ LMod ∧ (𝑀‘𝐺) ∈ (LSubSp‘𝑋) ∧ 𝐺 ⊆ (𝑀‘𝐺)) → (𝑁‘𝐺) ⊆ (𝑀‘𝐺)) |
| 37 | 5, 33, 35, 36 | syl3anc 1374 | . 2 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝐿 ∧ 𝐺 ⊆ 𝑈) → (𝑁‘𝐺) ⊆ (𝑀‘𝐺)) |
| 38 | 26, 37 | eqssd 3953 | 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 1087 = wceq 1542 ∈ wcel 2114 ⊆ wss 3903 ‘cfv 6500 (class class class)co 7368 Basecbs 17148 ↾s cress 17169 LModclmod 20823 LSubSpclss 20894 LSpanclspn 20934 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5226 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-int 4905 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-1st 7943 df-2nd 7944 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-er 8645 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 df-sub 11378 df-neg 11379 df-nn 12158 df-2 12220 df-3 12221 df-4 12222 df-5 12223 df-6 12224 df-sets 17103 df-slot 17121 df-ndx 17133 df-base 17149 df-ress 17170 df-plusg 17202 df-sca 17205 df-vsca 17206 df-0g 17373 df-mgm 18577 df-sgrp 18656 df-mnd 18672 df-grp 18878 df-minusg 18879 df-sbg 18880 df-subg 19065 df-mgp 20088 df-ur 20129 df-ring 20182 df-lmod 20825 df-lss 20895 df-lsp 20935 |
| This theorem is referenced by: (None) |
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