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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 1187 | . . . 4 ⊢ (((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) ∧ (𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑m 𝑉) ∧ 𝐹 finSupp (0g‘(Scalar‘𝑀)))) → 𝑀 ∈ LMod) | |
2 | simprl 769 | . . . 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 5229 | . . . . . . . 8 ⊢ ((𝑉 ⊆ 𝑆 ∧ 𝑆 ∈ (LSubSp‘𝑀)) → 𝑉 ∈ V) | |
4 | 3 | ancoms 461 | . . . . . . 7 ⊢ ((𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) → 𝑉 ∈ V) |
5 | eqid 2823 | . . . . . . . . . 10 ⊢ (Base‘𝑀) = (Base‘𝑀) | |
6 | eqid 2823 | . . . . . . . . . 10 ⊢ (LSubSp‘𝑀) = (LSubSp‘𝑀) | |
7 | 5, 6 | lssss 19710 | . . . . . . . . 9 ⊢ (𝑆 ∈ (LSubSp‘𝑀) → 𝑆 ⊆ (Base‘𝑀)) |
8 | sstr 3977 | . . . . . . . . . . 11 ⊢ ((𝑉 ⊆ 𝑆 ∧ 𝑆 ⊆ (Base‘𝑀)) → 𝑉 ⊆ (Base‘𝑀)) | |
9 | elpwg 4544 | . . . . . . . . . . 11 ⊢ (𝑉 ∈ V → (𝑉 ∈ 𝒫 (Base‘𝑀) ↔ 𝑉 ⊆ (Base‘𝑀))) | |
10 | 8, 9 | syl5ibrcom 249 | . . . . . . . . . 10 ⊢ ((𝑉 ⊆ 𝑆 ∧ 𝑆 ⊆ (Base‘𝑀)) → (𝑉 ∈ V → 𝑉 ∈ 𝒫 (Base‘𝑀))) |
11 | 10 | expcom 416 | . . . . . . . . 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 409 | . . . . . . 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 1126 | . . . . 5 ⊢ ((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) → 𝑉 ∈ 𝒫 (Base‘𝑀)) |
16 | 15 | adantr 483 | . . . 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 44471 | . . . 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 1367 | . . 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 2823 | . . . . 5 ⊢ (Scalar‘𝑀) = (Scalar‘𝑀) | |
20 | eqid 2823 | . . . . 5 ⊢ (Base‘(Scalar‘𝑀)) = (Base‘(Scalar‘𝑀)) | |
21 | 6, 19, 20 | gsumlsscl 44438 | . . . 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 409 | . . 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 2915 | . 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 415 | 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 398 ∧ w3a 1083 = wceq 1537 ∈ wcel 2114 Vcvv 3496 ⊆ wss 3938 𝒫 cpw 4541 class class class wbr 5068 ↦ cmpt 5148 ‘cfv 6357 (class class class)co 7158 ↑m cmap 8408 finSupp cfsupp 8835 Basecbs 16485 Scalarcsca 16570 ·𝑠 cvsca 16571 0gc0g 16715 Σg cgsu 16716 LModclmod 19636 LSubSpclss 19705 linC clinc 44466 |
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 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 ax-rep 5192 ax-sep 5205 ax-nul 5212 ax-pow 5268 ax-pr 5332 ax-un 7463 ax-cnex 10595 ax-resscn 10596 ax-1cn 10597 ax-icn 10598 ax-addcl 10599 ax-addrcl 10600 ax-mulcl 10601 ax-mulrcl 10602 ax-mulcom 10603 ax-addass 10604 ax-mulass 10605 ax-distr 10606 ax-i2m1 10607 ax-1ne0 10608 ax-1rid 10609 ax-rnegex 10610 ax-rrecex 10611 ax-cnre 10612 ax-pre-lttri 10613 ax-pre-lttrn 10614 ax-pre-ltadd 10615 ax-pre-mulgt0 10616 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ne 3019 df-nel 3126 df-ral 3145 df-rex 3146 df-reu 3147 df-rmo 3148 df-rab 3149 df-v 3498 df-sbc 3775 df-csb 3886 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-pss 3956 df-nul 4294 df-if 4470 df-pw 4543 df-sn 4570 df-pr 4572 df-tp 4574 df-op 4576 df-uni 4841 df-int 4879 df-iun 4923 df-br 5069 df-opab 5131 df-mpt 5149 df-tr 5175 df-id 5462 df-eprel 5467 df-po 5476 df-so 5477 df-fr 5516 df-se 5517 df-we 5518 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 df-pred 6150 df-ord 6196 df-on 6197 df-lim 6198 df-suc 6199 df-iota 6316 df-fun 6359 df-fn 6360 df-f 6361 df-f1 6362 df-fo 6363 df-f1o 6364 df-fv 6365 df-isom 6366 df-riota 7116 df-ov 7161 df-oprab 7162 df-mpo 7163 df-om 7583 df-1st 7691 df-2nd 7692 df-supp 7833 df-wrecs 7949 df-recs 8010 df-rdg 8048 df-1o 8104 df-oadd 8108 df-er 8291 df-map 8410 df-en 8512 df-dom 8513 df-sdom 8514 df-fin 8515 df-fsupp 8836 df-oi 8976 df-card 9370 df-pnf 10679 df-mnf 10680 df-xr 10681 df-ltxr 10682 df-le 10683 df-sub 10874 df-neg 10875 df-nn 11641 df-2 11703 df-n0 11901 df-z 11985 df-uz 12247 df-fz 12896 df-fzo 13037 df-seq 13373 df-hash 13694 df-ndx 16488 df-slot 16489 df-base 16491 df-sets 16492 df-ress 16493 df-plusg 16580 df-0g 16717 df-gsum 16718 df-mgm 17854 df-sgrp 17903 df-mnd 17914 df-submnd 17959 df-grp 18108 df-minusg 18109 df-sbg 18110 df-subg 18278 df-cntz 18449 df-cmn 18910 df-abl 18911 df-mgp 19242 df-ur 19254 df-ring 19301 df-lmod 19638 df-lss 19706 df-linc 44468 |
This theorem is referenced by: ellcoellss 44497 |
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