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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 2752 | . . . . 5 ⊢ (LBasis‘𝑀) = (LBasis‘𝑀) | |
| 4 | eqid 2752 | . . . . 5 ⊢ (LSpan‘𝑀) = (LSpan‘𝑀) | |
| 5 | 2, 3, 4 | lbssp 21115 | . . . 4 ⊢ (𝑉 ∈ (LBasis‘𝑀) → ((LSpan‘𝑀)‘𝑉) = 𝐵) |
| 6 | 1, 5 | syl 17 | . . 3 ⊢ (𝜑 → ((LSpan‘𝑀)‘𝑉) = 𝐵) |
| 7 | 6 | eleq2d 2838 | . 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 21113 | . . . 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 33500 | . 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 283 | 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 208 ∧ wa 398 = wceq 1550 ∈ wcel 2132 ∃wrex 3076 ⊆ wss 3895 class class class wbr 5090 ↦ cmpt 5171 ‘cfv 6506 (class class class)co 7381 ↑m cmap 8792 finSupp cfsupp 9293 Basecbs 17217 Scalarcsca 17261 ·𝑠 cvsca 17262 0gc0g 17440 Σg cgsu 17441 LModclmod 20896 LSpanclspn 21007 LBasisclbs 21110 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1805 ax-4 1819 ax-5 1920 ax-6 1977 ax-7 2018 ax-8 2134 ax-9 2142 ax-10 2165 ax-11 2181 ax-12 2202 ax-ext 2724 ax-rep 5217 ax-sep 5236 ax-nul 5246 ax-pow 5312 ax-pr 5380 ax-un 7703 ax-cnex 11115 ax-resscn 11116 ax-1cn 11117 ax-icn 11118 ax-addcl 11119 ax-addrcl 11120 ax-mulcl 11121 ax-mulrcl 11122 ax-mulcom 11123 ax-addass 11124 ax-mulass 11125 ax-distr 11126 ax-i2m1 11127 ax-1ne0 11128 ax-1rid 11129 ax-rnegex 11130 ax-rrecex 11131 ax-cnre 11132 ax-pre-lttri 11133 ax-pre-lttrn 11134 ax-pre-ltadd 11135 ax-pre-mulgt0 11136 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3or 1096 df-3an 1097 df-tru 1553 df-fal 1563 df-ex 1790 df-nf 1794 df-sb 2081 df-mo 2556 df-eu 2586 df-clab 2731 df-cleq 2744 df-clel 2827 df-nfc 2901 df-ne 2948 df-nel 3052 df-ral 3067 df-rex 3077 df-rmo 3357 df-reu 3358 df-rab 3405 df-v 3446 df-sbc 3736 df-csb 3844 df-dif 3898 df-un 3900 df-in 3902 df-ss 3912 df-pss 3915 df-nul 4277 df-if 4471 df-pw 4547 df-sn 4573 df-pr 4575 df-tp 4577 df-op 4579 df-uni 4856 df-int 4896 df-iun 4941 df-iin 4942 df-br 5091 df-opab 5153 df-mpt 5172 df-tr 5198 df-id 5531 df-eprel 5536 df-po 5544 df-so 5545 df-fr 5589 df-se 5590 df-we 5591 df-xp 5642 df-rel 5643 df-cnv 5644 df-co 5645 df-dm 5646 df-rn 5647 df-res 5648 df-ima 5649 df-pred 6273 df-ord 6334 df-on 6335 df-lim 6336 df-suc 6337 df-iota 6462 df-fun 6508 df-fn 6509 df-f 6510 df-f1 6511 df-fo 6512 df-f1o 6513 df-fv 6514 df-isom 6515 df-riota 7338 df-ov 7384 df-oprab 7385 df-mpo 7386 df-of 7645 df-om 7832 df-1st 7955 df-2nd 7956 df-supp 8125 df-frecs 8246 df-wrecs 8277 df-recs 8326 df-rdg 8365 df-1o 8421 df-2o 8422 df-er 8662 df-map 8794 df-ixp 8865 df-en 8913 df-dom 8914 df-sdom 8915 df-fin 8916 df-fsupp 9294 df-sup 9374 df-oi 9444 df-card 9883 df-pnf 11204 df-mnf 11205 df-xr 11206 df-ltxr 11207 df-le 11208 df-sub 11402 df-neg 11403 df-nn 12197 df-2 12266 df-3 12267 df-4 12268 df-5 12269 df-6 12270 df-7 12271 df-8 12272 df-9 12273 df-n0 12468 df-z 12555 df-dec 12675 df-uz 12826 df-fz 13499 df-fzo 13646 df-seq 14001 df-hash 14330 df-struct 17155 df-sets 17172 df-slot 17190 df-ndx 17202 df-base 17218 df-ress 17239 df-plusg 17271 df-mulr 17272 df-sca 17274 df-vsca 17275 df-ip 17276 df-tset 17277 df-ple 17278 df-ds 17280 df-hom 17282 df-cco 17283 df-0g 17442 df-gsum 17443 df-prds 17448 df-pws 17450 df-mre 17586 df-mrc 17587 df-acs 17589 df-mgm 18646 df-sgrp 18725 df-mnd 18741 df-mhm 18789 df-submnd 18790 df-grp 18950 df-minusg 18951 df-sbg 18952 df-mulg 19082 df-subg 19137 df-ghm 19226 df-cntz 19329 df-cmn 19794 df-abl 19795 df-mgp 20159 df-rng 20171 df-ur 20200 df-ring 20253 df-nzr 20531 df-subrg 20588 df-lmod 20898 df-lss 20968 df-lsp 21008 df-lmhm 21058 df-lbs 21111 df-sra 21209 df-rgmod 21210 df-dsmm 21753 df-frlm 21768 df-uvc 21804 |
| This theorem is referenced by: extdg1id 33907 |
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