Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > lbslsp | Structured version Visualization version GIF version |
Description: Any element of a left module 𝑀 can be expressed as a linear combination of the elements of a basis 𝑉 of 𝑀. (Contributed by Thierry Arnoux, 3-Aug-2023.) |
Ref | Expression |
---|---|
lbslsp.v | ⊢ 𝐵 = (Base‘𝑀) |
lbslsp.k | ⊢ 𝐾 = (Base‘𝑆) |
lbslsp.s | ⊢ 𝑆 = (Scalar‘𝑀) |
lbslsp.z | ⊢ 0 = (0g‘𝑆) |
lbslsp.t | ⊢ · = ( ·𝑠 ‘𝑀) |
lbslsp.m | ⊢ (𝜑 → 𝑀 ∈ LMod) |
lbslsp.1 | ⊢ (𝜑 → 𝑉 ∈ (LBasis‘𝑀)) |
Ref | Expression |
---|---|
lbslsp | ⊢ (𝜑 → (𝑋 ∈ 𝐵 ↔ ∃𝑎 ∈ (𝐾 ↑m 𝑉)(𝑎 finSupp 0 ∧ 𝑋 = (𝑀 Σg (𝑣 ∈ 𝑉 ↦ ((𝑎‘𝑣) · 𝑣)))))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lbslsp.1 | . . . 4 ⊢ (𝜑 → 𝑉 ∈ (LBasis‘𝑀)) | |
2 | lbslsp.v | . . . . 5 ⊢ 𝐵 = (Base‘𝑀) | |
3 | eqid 2758 | . . . . 5 ⊢ (LBasis‘𝑀) = (LBasis‘𝑀) | |
4 | eqid 2758 | . . . . 5 ⊢ (LSpan‘𝑀) = (LSpan‘𝑀) | |
5 | 2, 3, 4 | lbssp 19932 | . . . 4 ⊢ (𝑉 ∈ (LBasis‘𝑀) → ((LSpan‘𝑀)‘𝑉) = 𝐵) |
6 | 1, 5 | syl 17 | . . 3 ⊢ (𝜑 → ((LSpan‘𝑀)‘𝑉) = 𝐵) |
7 | 6 | eleq2d 2837 | . 2 ⊢ (𝜑 → (𝑋 ∈ ((LSpan‘𝑀)‘𝑉) ↔ 𝑋 ∈ 𝐵)) |
8 | lbslsp.k | . . 3 ⊢ 𝐾 = (Base‘𝑆) | |
9 | lbslsp.s | . . 3 ⊢ 𝑆 = (Scalar‘𝑀) | |
10 | lbslsp.z | . . 3 ⊢ 0 = (0g‘𝑆) | |
11 | lbslsp.t | . . 3 ⊢ · = ( ·𝑠 ‘𝑀) | |
12 | lbslsp.m | . . 3 ⊢ (𝜑 → 𝑀 ∈ LMod) | |
13 | 2, 3 | lbsss 19930 | . . . 4 ⊢ (𝑉 ∈ (LBasis‘𝑀) → 𝑉 ⊆ 𝐵) |
14 | 1, 13 | syl 17 | . . 3 ⊢ (𝜑 → 𝑉 ⊆ 𝐵) |
15 | 4, 2, 8, 9, 10, 11, 12, 14 | ellspds 31097 | . 2 ⊢ (𝜑 → (𝑋 ∈ ((LSpan‘𝑀)‘𝑉) ↔ ∃𝑎 ∈ (𝐾 ↑m 𝑉)(𝑎 finSupp 0 ∧ 𝑋 = (𝑀 Σg (𝑣 ∈ 𝑉 ↦ ((𝑎‘𝑣) · 𝑣)))))) |
16 | 7, 15 | bitr3d 284 | 1 ⊢ (𝜑 → (𝑋 ∈ 𝐵 ↔ ∃𝑎 ∈ (𝐾 ↑m 𝑉)(𝑎 finSupp 0 ∧ 𝑋 = (𝑀 Σg (𝑣 ∈ 𝑉 ↦ ((𝑎‘𝑣) · 𝑣)))))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 = wceq 1538 ∈ wcel 2111 ∃wrex 3071 ⊆ wss 3860 class class class wbr 5036 ↦ cmpt 5116 ‘cfv 6340 (class class class)co 7156 ↑m cmap 8422 finSupp cfsupp 8879 Basecbs 16554 Scalarcsca 16639 ·𝑠 cvsca 16640 0gc0g 16784 Σg cgsu 16785 LModclmod 19715 LSpanclspn 19824 LBasisclbs 19927 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2729 ax-rep 5160 ax-sep 5173 ax-nul 5180 ax-pow 5238 ax-pr 5302 ax-un 7465 ax-cnex 10644 ax-resscn 10645 ax-1cn 10646 ax-icn 10647 ax-addcl 10648 ax-addrcl 10649 ax-mulcl 10650 ax-mulrcl 10651 ax-mulcom 10652 ax-addass 10653 ax-mulass 10654 ax-distr 10655 ax-i2m1 10656 ax-1ne0 10657 ax-1rid 10658 ax-rnegex 10659 ax-rrecex 10660 ax-cnre 10661 ax-pre-lttri 10662 ax-pre-lttrn 10663 ax-pre-ltadd 10664 ax-pre-mulgt0 10665 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-fal 1551 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2557 df-eu 2588 df-clab 2736 df-cleq 2750 df-clel 2830 df-nfc 2901 df-ne 2952 df-nel 3056 df-ral 3075 df-rex 3076 df-reu 3077 df-rmo 3078 df-rab 3079 df-v 3411 df-sbc 3699 df-csb 3808 df-dif 3863 df-un 3865 df-in 3867 df-ss 3877 df-pss 3879 df-nul 4228 df-if 4424 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4802 df-int 4842 df-iun 4888 df-iin 4889 df-br 5037 df-opab 5099 df-mpt 5117 df-tr 5143 df-id 5434 df-eprel 5439 df-po 5447 df-so 5448 df-fr 5487 df-se 5488 df-we 5489 df-xp 5534 df-rel 5535 df-cnv 5536 df-co 5537 df-dm 5538 df-rn 5539 df-res 5540 df-ima 5541 df-pred 6131 df-ord 6177 df-on 6178 df-lim 6179 df-suc 6180 df-iota 6299 df-fun 6342 df-fn 6343 df-f 6344 df-f1 6345 df-fo 6346 df-f1o 6347 df-fv 6348 df-isom 6349 df-riota 7114 df-ov 7159 df-oprab 7160 df-mpo 7161 df-of 7411 df-om 7586 df-1st 7699 df-2nd 7700 df-supp 7842 df-wrecs 7963 df-recs 8024 df-rdg 8062 df-1o 8118 df-er 8305 df-map 8424 df-ixp 8493 df-en 8541 df-dom 8542 df-sdom 8543 df-fin 8544 df-fsupp 8880 df-sup 8952 df-oi 9020 df-card 9414 df-pnf 10728 df-mnf 10729 df-xr 10730 df-ltxr 10731 df-le 10732 df-sub 10923 df-neg 10924 df-nn 11688 df-2 11750 df-3 11751 df-4 11752 df-5 11753 df-6 11754 df-7 11755 df-8 11756 df-9 11757 df-n0 11948 df-z 12034 df-dec 12151 df-uz 12296 df-fz 12953 df-fzo 13096 df-seq 13432 df-hash 13754 df-struct 16556 df-ndx 16557 df-slot 16558 df-base 16560 df-sets 16561 df-ress 16562 df-plusg 16649 df-mulr 16650 df-sca 16652 df-vsca 16653 df-ip 16654 df-tset 16655 df-ple 16656 df-ds 16658 df-hom 16660 df-cco 16661 df-0g 16786 df-gsum 16787 df-prds 16792 df-pws 16794 df-mre 16928 df-mrc 16929 df-acs 16931 df-mgm 17931 df-sgrp 17980 df-mnd 17991 df-mhm 18035 df-submnd 18036 df-grp 18185 df-minusg 18186 df-sbg 18187 df-mulg 18305 df-subg 18356 df-ghm 18436 df-cntz 18527 df-cmn 18988 df-abl 18989 df-mgp 19321 df-ur 19333 df-ring 19380 df-subrg 19614 df-lmod 19717 df-lss 19785 df-lsp 19825 df-lmhm 19875 df-lbs 19928 df-sra 20025 df-rgmod 20026 df-nzr 20112 df-dsmm 20510 df-frlm 20525 df-uvc 20561 |
This theorem is referenced by: extdg1id 31271 |
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