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Mirrors > Home > MPE Home > Th. List > Mathboxes > lincellss | Structured version Visualization version GIF version |
Description: A linear combination of a subset of a linear subspace is also contained in the linear subspace. (Contributed by AV, 20-Apr-2019.) (Revised by AV, 28-Jul-2019.) |
Ref | Expression |
---|---|
lincellss | ⊢ ((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) → ((𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉) ∧ 𝐹 finSupp (0g‘(Scalar‘𝑀))) → (𝐹( linC ‘𝑀)𝑉) ∈ 𝑆)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpl1 1190 | . . . 4 ⊢ (((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) ∧ (𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉) ∧ 𝐹 finSupp (0g‘(Scalar‘𝑀)))) → 𝑀 ∈ LMod) | |
2 | simprl 768 | . . . 4 ⊢ (((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) ∧ (𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉) ∧ 𝐹 finSupp (0g‘(Scalar‘𝑀)))) → 𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉)) | |
3 | ssexg 5247 | . . . . . . . 8 ⊢ ((𝑉 ⊆ 𝑆 ∧ 𝑆 ∈ (LSubSp‘𝑀)) → 𝑉 ∈ V) | |
4 | 3 | ancoms 459 | . . . . . . 7 ⊢ ((𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) → 𝑉 ∈ V) |
5 | eqid 2738 | . . . . . . . . . 10 ⊢ (Base‘𝑀) = (Base‘𝑀) | |
6 | eqid 2738 | . . . . . . . . . 10 ⊢ (LSubSp‘𝑀) = (LSubSp‘𝑀) | |
7 | 5, 6 | lssss 20187 | . . . . . . . . 9 ⊢ (𝑆 ∈ (LSubSp‘𝑀) → 𝑆 ⊆ (Base‘𝑀)) |
8 | sstr 3930 | . . . . . . . . . . 11 ⊢ ((𝑉 ⊆ 𝑆 ∧ 𝑆 ⊆ (Base‘𝑀)) → 𝑉 ⊆ (Base‘𝑀)) | |
9 | elpwg 4538 | . . . . . . . . . . 11 ⊢ (𝑉 ∈ V → (𝑉 ∈ 𝒫 (Base‘𝑀) ↔ 𝑉 ⊆ (Base‘𝑀))) | |
10 | 8, 9 | syl5ibrcom 246 | . . . . . . . . . 10 ⊢ ((𝑉 ⊆ 𝑆 ∧ 𝑆 ⊆ (Base‘𝑀)) → (𝑉 ∈ V → 𝑉 ∈ 𝒫 (Base‘𝑀))) |
11 | 10 | expcom 414 | . . . . . . . . 9 ⊢ (𝑆 ⊆ (Base‘𝑀) → (𝑉 ⊆ 𝑆 → (𝑉 ∈ V → 𝑉 ∈ 𝒫 (Base‘𝑀)))) |
12 | 7, 11 | syl 17 | . . . . . . . 8 ⊢ (𝑆 ∈ (LSubSp‘𝑀) → (𝑉 ⊆ 𝑆 → (𝑉 ∈ V → 𝑉 ∈ 𝒫 (Base‘𝑀)))) |
13 | 12 | imp 407 | . . . . . . 7 ⊢ ((𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) → (𝑉 ∈ V → 𝑉 ∈ 𝒫 (Base‘𝑀))) |
14 | 4, 13 | mpd 15 | . . . . . 6 ⊢ ((𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) → 𝑉 ∈ 𝒫 (Base‘𝑀)) |
15 | 14 | 3adant1 1129 | . . . . 5 ⊢ ((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) → 𝑉 ∈ 𝒫 (Base‘𝑀)) |
16 | 15 | adantr 481 | . . . 4 ⊢ (((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) ∧ (𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉) ∧ 𝐹 finSupp (0g‘(Scalar‘𝑀)))) → 𝑉 ∈ 𝒫 (Base‘𝑀)) |
17 | lincval 45707 | . . . 4 ⊢ ((𝑀 ∈ LMod ∧ 𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉) ∧ 𝑉 ∈ 𝒫 (Base‘𝑀)) → (𝐹( linC ‘𝑀)𝑉) = (𝑀 Σg (𝑣 ∈ 𝑉 ↦ ((𝐹‘𝑣)( ·𝑠 ‘𝑀)𝑣)))) | |
18 | 1, 2, 16, 17 | syl3anc 1370 | . . 3 ⊢ (((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) ∧ (𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉) ∧ 𝐹 finSupp (0g‘(Scalar‘𝑀)))) → (𝐹( linC ‘𝑀)𝑉) = (𝑀 Σg (𝑣 ∈ 𝑉 ↦ ((𝐹‘𝑣)( ·𝑠 ‘𝑀)𝑣)))) |
19 | eqid 2738 | . . . . 5 ⊢ (Scalar‘𝑀) = (Scalar‘𝑀) | |
20 | eqid 2738 | . . . . 5 ⊢ (Base‘(Scalar‘𝑀)) = (Base‘(Scalar‘𝑀)) | |
21 | 6, 19, 20 | gsumlsscl 45676 | . . . 4 ⊢ ((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) → ((𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉) ∧ 𝐹 finSupp (0g‘(Scalar‘𝑀))) → (𝑀 Σg (𝑣 ∈ 𝑉 ↦ ((𝐹‘𝑣)( ·𝑠 ‘𝑀)𝑣))) ∈ 𝑆)) |
22 | 21 | imp 407 | . . 3 ⊢ (((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) ∧ (𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉) ∧ 𝐹 finSupp (0g‘(Scalar‘𝑀)))) → (𝑀 Σg (𝑣 ∈ 𝑉 ↦ ((𝐹‘𝑣)( ·𝑠 ‘𝑀)𝑣))) ∈ 𝑆) |
23 | 18, 22 | eqeltrd 2839 | . 2 ⊢ (((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) ∧ (𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉) ∧ 𝐹 finSupp (0g‘(Scalar‘𝑀)))) → (𝐹( linC ‘𝑀)𝑉) ∈ 𝑆) |
24 | 23 | ex 413 | 1 ⊢ ((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) → ((𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉) ∧ 𝐹 finSupp (0g‘(Scalar‘𝑀))) → (𝐹( linC ‘𝑀)𝑉) ∈ 𝑆)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 ∧ w3a 1086 = wceq 1539 ∈ wcel 2106 Vcvv 3431 ⊆ wss 3888 𝒫 cpw 4535 class class class wbr 5075 ↦ cmpt 5158 ‘cfv 6428 (class class class)co 7269 ↑m cmap 8604 finSupp cfsupp 9117 Basecbs 16901 Scalarcsca 16954 ·𝑠 cvsca 16955 0gc0g 17139 Σg cgsu 17140 LModclmod 20112 LSubSpclss 20182 linC clinc 45702 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-rep 5210 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7580 ax-cnex 10916 ax-resscn 10917 ax-1cn 10918 ax-icn 10919 ax-addcl 10920 ax-addrcl 10921 ax-mulcl 10922 ax-mulrcl 10923 ax-mulcom 10924 ax-addass 10925 ax-mulass 10926 ax-distr 10927 ax-i2m1 10928 ax-1ne0 10929 ax-1rid 10930 ax-rnegex 10931 ax-rrecex 10932 ax-cnre 10933 ax-pre-lttri 10934 ax-pre-lttrn 10935 ax-pre-ltadd 10936 ax-pre-mulgt0 10937 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3069 df-rex 3070 df-rmo 3071 df-reu 3072 df-rab 3073 df-v 3433 df-sbc 3718 df-csb 3834 df-dif 3891 df-un 3893 df-in 3895 df-ss 3905 df-pss 3907 df-nul 4259 df-if 4462 df-pw 4537 df-sn 4564 df-pr 4566 df-op 4570 df-uni 4842 df-int 4882 df-iun 4928 df-br 5076 df-opab 5138 df-mpt 5159 df-tr 5193 df-id 5486 df-eprel 5492 df-po 5500 df-so 5501 df-fr 5541 df-se 5542 df-we 5543 df-xp 5592 df-rel 5593 df-cnv 5594 df-co 5595 df-dm 5596 df-rn 5597 df-res 5598 df-ima 5599 df-pred 6197 df-ord 6264 df-on 6265 df-lim 6266 df-suc 6267 df-iota 6386 df-fun 6430 df-fn 6431 df-f 6432 df-f1 6433 df-fo 6434 df-f1o 6435 df-fv 6436 df-isom 6437 df-riota 7226 df-ov 7272 df-oprab 7273 df-mpo 7274 df-om 7705 df-1st 7822 df-2nd 7823 df-supp 7967 df-frecs 8086 df-wrecs 8117 df-recs 8191 df-rdg 8230 df-1o 8286 df-er 8487 df-map 8606 df-en 8723 df-dom 8724 df-sdom 8725 df-fin 8726 df-fsupp 9118 df-oi 9258 df-card 9686 df-pnf 11000 df-mnf 11001 df-xr 11002 df-ltxr 11003 df-le 11004 df-sub 11196 df-neg 11197 df-nn 11963 df-2 12025 df-n0 12223 df-z 12309 df-uz 12572 df-fz 13229 df-fzo 13372 df-seq 13711 df-hash 14034 df-sets 16854 df-slot 16872 df-ndx 16884 df-base 16902 df-ress 16931 df-plusg 16964 df-0g 17141 df-gsum 17142 df-mgm 18315 df-sgrp 18364 df-mnd 18375 df-submnd 18420 df-grp 18569 df-minusg 18570 df-sbg 18571 df-subg 18741 df-cntz 18912 df-cmn 19377 df-abl 19378 df-mgp 19710 df-ur 19727 df-ring 19774 df-lmod 20114 df-lss 20183 df-linc 45704 |
This theorem is referenced by: ellcoellss 45733 |
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