Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > elrsp | Structured version Visualization version GIF version |
Description: Write the elements of a ring span as finite linear combinations. (Contributed by Thierry Arnoux, 1-Jun-2024.) |
Ref | Expression |
---|---|
elrsp.n | ⊢ 𝑁 = (RSpan‘𝑅) |
elrsp.b | ⊢ 𝐵 = (Base‘𝑅) |
elrsp.1 | ⊢ 0 = (0g‘𝑅) |
elrsp.x | ⊢ · = (.r‘𝑅) |
elrsp.r | ⊢ (𝜑 → 𝑅 ∈ Ring) |
elrsp.i | ⊢ (𝜑 → 𝐼 ⊆ 𝐵) |
Ref | Expression |
---|---|
elrsp | ⊢ (𝜑 → (𝑋 ∈ (𝑁‘𝐼) ↔ ∃𝑎 ∈ (𝐵 ↑m 𝐼)(𝑎 finSupp 0 ∧ 𝑋 = (𝑅 Σg (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖)))))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elrsp.n | . . . 4 ⊢ 𝑁 = (RSpan‘𝑅) | |
2 | rspval 20376 | . . . 4 ⊢ (RSpan‘𝑅) = (LSpan‘(ringLMod‘𝑅)) | |
3 | 1, 2 | eqtri 2766 | . . 3 ⊢ 𝑁 = (LSpan‘(ringLMod‘𝑅)) |
4 | elrsp.b | . . . 4 ⊢ 𝐵 = (Base‘𝑅) | |
5 | rlmbas 20378 | . . . 4 ⊢ (Base‘𝑅) = (Base‘(ringLMod‘𝑅)) | |
6 | 4, 5 | eqtri 2766 | . . 3 ⊢ 𝐵 = (Base‘(ringLMod‘𝑅)) |
7 | eqid 2738 | . . 3 ⊢ (Base‘(Scalar‘(ringLMod‘𝑅))) = (Base‘(Scalar‘(ringLMod‘𝑅))) | |
8 | eqid 2738 | . . 3 ⊢ (Scalar‘(ringLMod‘𝑅)) = (Scalar‘(ringLMod‘𝑅)) | |
9 | eqid 2738 | . . 3 ⊢ (0g‘(Scalar‘(ringLMod‘𝑅))) = (0g‘(Scalar‘(ringLMod‘𝑅))) | |
10 | elrsp.x | . . . 4 ⊢ · = (.r‘𝑅) | |
11 | rlmvsca 20385 | . . . 4 ⊢ (.r‘𝑅) = ( ·𝑠 ‘(ringLMod‘𝑅)) | |
12 | 10, 11 | eqtri 2766 | . . 3 ⊢ · = ( ·𝑠 ‘(ringLMod‘𝑅)) |
13 | elrsp.r | . . . 4 ⊢ (𝜑 → 𝑅 ∈ Ring) | |
14 | rlmlmod 20388 | . . . 4 ⊢ (𝑅 ∈ Ring → (ringLMod‘𝑅) ∈ LMod) | |
15 | 13, 14 | syl 17 | . . 3 ⊢ (𝜑 → (ringLMod‘𝑅) ∈ LMod) |
16 | elrsp.i | . . 3 ⊢ (𝜑 → 𝐼 ⊆ 𝐵) | |
17 | 3, 6, 7, 8, 9, 12, 15, 16 | ellspds 31466 | . 2 ⊢ (𝜑 → (𝑋 ∈ (𝑁‘𝐼) ↔ ∃𝑎 ∈ ((Base‘(Scalar‘(ringLMod‘𝑅))) ↑m 𝐼)(𝑎 finSupp (0g‘(Scalar‘(ringLMod‘𝑅))) ∧ 𝑋 = ((ringLMod‘𝑅) Σg (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖)))))) |
18 | rlmsca 20383 | . . . . . . 7 ⊢ (𝑅 ∈ Ring → 𝑅 = (Scalar‘(ringLMod‘𝑅))) | |
19 | 13, 18 | syl 17 | . . . . . 6 ⊢ (𝜑 → 𝑅 = (Scalar‘(ringLMod‘𝑅))) |
20 | 19 | fveq2d 6760 | . . . . 5 ⊢ (𝜑 → (Base‘𝑅) = (Base‘(Scalar‘(ringLMod‘𝑅)))) |
21 | 4, 20 | syl5eq 2791 | . . . 4 ⊢ (𝜑 → 𝐵 = (Base‘(Scalar‘(ringLMod‘𝑅)))) |
22 | 21 | oveq1d 7270 | . . 3 ⊢ (𝜑 → (𝐵 ↑m 𝐼) = ((Base‘(Scalar‘(ringLMod‘𝑅))) ↑m 𝐼)) |
23 | elrsp.1 | . . . . . 6 ⊢ 0 = (0g‘𝑅) | |
24 | 19 | fveq2d 6760 | . . . . . 6 ⊢ (𝜑 → (0g‘𝑅) = (0g‘(Scalar‘(ringLMod‘𝑅)))) |
25 | 23, 24 | syl5eq 2791 | . . . . 5 ⊢ (𝜑 → 0 = (0g‘(Scalar‘(ringLMod‘𝑅)))) |
26 | 25 | breq2d 5082 | . . . 4 ⊢ (𝜑 → (𝑎 finSupp 0 ↔ 𝑎 finSupp (0g‘(Scalar‘(ringLMod‘𝑅))))) |
27 | 4 | fvexi 6770 | . . . . . . . . 9 ⊢ 𝐵 ∈ V |
28 | 27 | a1i 11 | . . . . . . . 8 ⊢ (𝜑 → 𝐵 ∈ V) |
29 | 28, 16 | ssexd 5243 | . . . . . . 7 ⊢ (𝜑 → 𝐼 ∈ V) |
30 | 29 | mptexd 7082 | . . . . . 6 ⊢ (𝜑 → (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖)) ∈ V) |
31 | 5 | a1i 11 | . . . . . 6 ⊢ (𝜑 → (Base‘𝑅) = (Base‘(ringLMod‘𝑅))) |
32 | rlmplusg 20379 | . . . . . . 7 ⊢ (+g‘𝑅) = (+g‘(ringLMod‘𝑅)) | |
33 | 32 | a1i 11 | . . . . . 6 ⊢ (𝜑 → (+g‘𝑅) = (+g‘(ringLMod‘𝑅))) |
34 | 30, 13, 15, 31, 33 | gsumpropd 18277 | . . . . 5 ⊢ (𝜑 → (𝑅 Σg (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖))) = ((ringLMod‘𝑅) Σg (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖)))) |
35 | 34 | eqeq2d 2749 | . . . 4 ⊢ (𝜑 → (𝑋 = (𝑅 Σg (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖))) ↔ 𝑋 = ((ringLMod‘𝑅) Σg (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖))))) |
36 | 26, 35 | anbi12d 630 | . . 3 ⊢ (𝜑 → ((𝑎 finSupp 0 ∧ 𝑋 = (𝑅 Σg (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖)))) ↔ (𝑎 finSupp (0g‘(Scalar‘(ringLMod‘𝑅))) ∧ 𝑋 = ((ringLMod‘𝑅) Σg (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖)))))) |
37 | 22, 36 | rexeqbidv 3328 | . 2 ⊢ (𝜑 → (∃𝑎 ∈ (𝐵 ↑m 𝐼)(𝑎 finSupp 0 ∧ 𝑋 = (𝑅 Σg (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖)))) ↔ ∃𝑎 ∈ ((Base‘(Scalar‘(ringLMod‘𝑅))) ↑m 𝐼)(𝑎 finSupp (0g‘(Scalar‘(ringLMod‘𝑅))) ∧ 𝑋 = ((ringLMod‘𝑅) Σg (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖)))))) |
38 | 17, 37 | bitr4d 281 | 1 ⊢ (𝜑 → (𝑋 ∈ (𝑁‘𝐼) ↔ ∃𝑎 ∈ (𝐵 ↑m 𝐼)(𝑎 finSupp 0 ∧ 𝑋 = (𝑅 Σg (𝑖 ∈ 𝐼 ↦ ((𝑎‘𝑖) · 𝑖)))))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 395 = wceq 1539 ∈ wcel 2108 ∃wrex 3064 Vcvv 3422 ⊆ wss 3883 class class class wbr 5070 ↦ cmpt 5153 ‘cfv 6418 (class class class)co 7255 ↑m cmap 8573 finSupp cfsupp 9058 Basecbs 16840 +gcplusg 16888 .rcmulr 16889 Scalarcsca 16891 ·𝑠 cvsca 16892 0gc0g 17067 Σg cgsu 17068 Ringcrg 19698 LModclmod 20038 LSpanclspn 20148 ringLModcrglmod 20346 RSpancrsp 20348 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-rep 5205 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-cnex 10858 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 ax-pre-mulgt0 10879 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rmo 3071 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-int 4877 df-iun 4923 df-iin 4924 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-se 5536 df-we 5537 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-pred 6191 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-isom 6427 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-of 7511 df-om 7688 df-1st 7804 df-2nd 7805 df-supp 7949 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-1o 8267 df-er 8456 df-map 8575 df-ixp 8644 df-en 8692 df-dom 8693 df-sdom 8694 df-fin 8695 df-fsupp 9059 df-sup 9131 df-oi 9199 df-card 9628 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-nn 11904 df-2 11966 df-3 11967 df-4 11968 df-5 11969 df-6 11970 df-7 11971 df-8 11972 df-9 11973 df-n0 12164 df-z 12250 df-dec 12367 df-uz 12512 df-fz 13169 df-fzo 13312 df-seq 13650 df-hash 13973 df-struct 16776 df-sets 16793 df-slot 16811 df-ndx 16823 df-base 16841 df-ress 16868 df-plusg 16901 df-mulr 16902 df-sca 16904 df-vsca 16905 df-ip 16906 df-tset 16907 df-ple 16908 df-ds 16910 df-hom 16912 df-cco 16913 df-0g 17069 df-gsum 17070 df-prds 17075 df-pws 17077 df-mre 17212 df-mrc 17213 df-acs 17215 df-mgm 18241 df-sgrp 18290 df-mnd 18301 df-mhm 18345 df-submnd 18346 df-grp 18495 df-minusg 18496 df-sbg 18497 df-mulg 18616 df-subg 18667 df-ghm 18747 df-cntz 18838 df-cmn 19303 df-abl 19304 df-mgp 19636 df-ur 19653 df-ring 19700 df-subrg 19937 df-lmod 20040 df-lss 20109 df-lsp 20149 df-lmhm 20199 df-lbs 20252 df-sra 20349 df-rgmod 20350 df-rsp 20352 df-nzr 20442 df-dsmm 20849 df-frlm 20864 df-uvc 20900 |
This theorem is referenced by: elrspunidl 31508 |
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