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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 1057 | . . . 4 ⊢ (((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) ∧ (𝐹 ∈ ((Base‘(Scalar‘𝑀)) ↑𝑚 𝑉) ∧ 𝐹 finSupp (0g‘(Scalar‘𝑀)))) → 𝑀 ∈ LMod) | |
2 | simprl 790 | . . . 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 4732 | . . . . . . . 8 ⊢ ((𝑉 ⊆ 𝑆 ∧ 𝑆 ∈ (LSubSp‘𝑀)) → 𝑉 ∈ V) | |
4 | 3 | ancoms 468 | . . . . . . 7 ⊢ ((𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) → 𝑉 ∈ V) |
5 | eqid 2610 | . . . . . . . . . 10 ⊢ (Base‘𝑀) = (Base‘𝑀) | |
6 | eqid 2610 | . . . . . . . . . 10 ⊢ (LSubSp‘𝑀) = (LSubSp‘𝑀) | |
7 | 5, 6 | lssss 18758 | . . . . . . . . 9 ⊢ (𝑆 ∈ (LSubSp‘𝑀) → 𝑆 ⊆ (Base‘𝑀)) |
8 | sstr 3576 | . . . . . . . . . . 11 ⊢ ((𝑉 ⊆ 𝑆 ∧ 𝑆 ⊆ (Base‘𝑀)) → 𝑉 ⊆ (Base‘𝑀)) | |
9 | elpwg 4116 | . . . . . . . . . . 11 ⊢ (𝑉 ∈ V → (𝑉 ∈ 𝒫 (Base‘𝑀) ↔ 𝑉 ⊆ (Base‘𝑀))) | |
10 | 8, 9 | syl5ibrcom 236 | . . . . . . . . . 10 ⊢ ((𝑉 ⊆ 𝑆 ∧ 𝑆 ⊆ (Base‘𝑀)) → (𝑉 ∈ V → 𝑉 ∈ 𝒫 (Base‘𝑀))) |
11 | 10 | expcom 450 | . . . . . . . . 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 444 | . . . . . . 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 1072 | . . . . 5 ⊢ ((𝑀 ∈ LMod ∧ 𝑆 ∈ (LSubSp‘𝑀) ∧ 𝑉 ⊆ 𝑆) → 𝑉 ∈ 𝒫 (Base‘𝑀)) |
16 | 15 | adantr 480 | . . . 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 41992 | . . . 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 1318 | . . 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 2610 | . . . . 5 ⊢ (Scalar‘𝑀) = (Scalar‘𝑀) | |
20 | eqid 2610 | . . . . 5 ⊢ (Base‘(Scalar‘𝑀)) = (Base‘(Scalar‘𝑀)) | |
21 | 6, 19, 20 | gsumlsscl 41958 | . . . 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 444 | . . 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 2688 | . 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 449 | 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 383 ∧ w3a 1031 = wceq 1475 ∈ wcel 1977 Vcvv 3173 ⊆ wss 3540 𝒫 cpw 4108 class class class wbr 4583 ↦ cmpt 4643 ‘cfv 5804 (class class class)co 6549 ↑𝑚 cmap 7744 finSupp cfsupp 8158 Basecbs 15695 Scalarcsca 15771 ·𝑠 cvsca 15772 0gc0g 15923 Σg cgsu 15924 LModclmod 18686 LSubSpclss 18753 linC clinc 41987 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-rep 4699 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-cnex 9871 ax-resscn 9872 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-mulcom 9879 ax-addass 9880 ax-mulass 9881 ax-distr 9882 ax-i2m1 9883 ax-1ne0 9884 ax-1rid 9885 ax-rnegex 9886 ax-rrecex 9887 ax-cnre 9888 ax-pre-lttri 9889 ax-pre-lttrn 9890 ax-pre-ltadd 9891 ax-pre-mulgt0 9892 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-nel 2783 df-ral 2901 df-rex 2902 df-reu 2903 df-rmo 2904 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-pss 3556 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-tp 4130 df-op 4132 df-uni 4373 df-int 4411 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-tr 4681 df-eprel 4949 df-id 4953 df-po 4959 df-so 4960 df-fr 4997 df-se 4998 df-we 4999 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-pred 5597 df-ord 5643 df-on 5644 df-lim 5645 df-suc 5646 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-isom 5813 df-riota 6511 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-1st 7059 df-2nd 7060 df-supp 7183 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-1o 7447 df-oadd 7451 df-er 7629 df-map 7746 df-en 7842 df-dom 7843 df-sdom 7844 df-fin 7845 df-fsupp 8159 df-oi 8298 df-card 8648 df-pnf 9955 df-mnf 9956 df-xr 9957 df-ltxr 9958 df-le 9959 df-sub 10147 df-neg 10148 df-nn 10898 df-2 10956 df-n0 11170 df-z 11255 df-uz 11564 df-fz 12198 df-fzo 12335 df-seq 12664 df-hash 12980 df-ndx 15698 df-slot 15699 df-base 15700 df-sets 15701 df-ress 15702 df-plusg 15781 df-0g 15925 df-gsum 15926 df-mgm 17065 df-sgrp 17107 df-mnd 17118 df-submnd 17159 df-grp 17248 df-minusg 17249 df-sbg 17250 df-subg 17414 df-cntz 17573 df-cmn 18018 df-abl 18019 df-mgp 18313 df-ur 18325 df-ring 18372 df-lmod 18688 df-lss 18754 df-linc 41989 |
This theorem is referenced by: ellcoellss 42018 |
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