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Mirrors > Home > MPE Home > Th. List > uvcff | Structured version Visualization version GIF version |
Description: Domain and codomain of the unit vector generator; ring condition required to be sure 1 and 0 are actually in the ring. (Contributed by Stefan O'Rear, 1-Feb-2015.) (Proof shortened by AV, 21-Jul-2019.) |
Ref | Expression |
---|---|
uvcff.u | ⊢ 𝑈 = (𝑅 unitVec 𝐼) |
uvcff.y | ⊢ 𝑌 = (𝑅 freeLMod 𝐼) |
uvcff.b | ⊢ 𝐵 = (Base‘𝑌) |
Ref | Expression |
---|---|
uvcff | ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝑈:𝐼⟶𝐵) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | uvcff.u | . . 3 ⊢ 𝑈 = (𝑅 unitVec 𝐼) | |
2 | eqid 2732 | . . 3 ⊢ (1r‘𝑅) = (1r‘𝑅) | |
3 | eqid 2732 | . . 3 ⊢ (0g‘𝑅) = (0g‘𝑅) | |
4 | 1, 2, 3 | uvcfval 21330 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝑈 = (𝑖 ∈ 𝐼 ↦ (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))))) |
5 | eqid 2732 | . . . . . . . 8 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
6 | 5, 2 | ringidcl 20076 | . . . . . . 7 ⊢ (𝑅 ∈ Ring → (1r‘𝑅) ∈ (Base‘𝑅)) |
7 | 5, 3 | ring0cl 20077 | . . . . . . 7 ⊢ (𝑅 ∈ Ring → (0g‘𝑅) ∈ (Base‘𝑅)) |
8 | 6, 7 | ifcld 4573 | . . . . . 6 ⊢ (𝑅 ∈ Ring → if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅)) ∈ (Base‘𝑅)) |
9 | 8 | ad3antrrr 728 | . . . . 5 ⊢ ((((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 ∈ 𝐼) → if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅)) ∈ (Base‘𝑅)) |
10 | 9 | fmpttd 7111 | . . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))):𝐼⟶(Base‘𝑅)) |
11 | fvex 6901 | . . . . . 6 ⊢ (Base‘𝑅) ∈ V | |
12 | elmapg 8829 | . . . . . 6 ⊢ (((Base‘𝑅) ∈ V ∧ 𝐼 ∈ 𝑊) → ((𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ ((Base‘𝑅) ↑m 𝐼) ↔ (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))):𝐼⟶(Base‘𝑅))) | |
13 | 11, 12 | mpan 688 | . . . . 5 ⊢ (𝐼 ∈ 𝑊 → ((𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ ((Base‘𝑅) ↑m 𝐼) ↔ (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))):𝐼⟶(Base‘𝑅))) |
14 | 13 | ad2antlr 725 | . . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → ((𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ ((Base‘𝑅) ↑m 𝐼) ↔ (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))):𝐼⟶(Base‘𝑅))) |
15 | 10, 14 | mpbird 256 | . . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ ((Base‘𝑅) ↑m 𝐼)) |
16 | mptexg 7219 | . . . . 5 ⊢ (𝐼 ∈ 𝑊 → (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ V) | |
17 | 16 | ad2antlr 725 | . . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ V) |
18 | funmpt 6583 | . . . . 5 ⊢ Fun (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) | |
19 | 18 | a1i 11 | . . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → Fun (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅)))) |
20 | fvex 6901 | . . . . 5 ⊢ (0g‘𝑅) ∈ V | |
21 | 20 | a1i 11 | . . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → (0g‘𝑅) ∈ V) |
22 | snfi 9040 | . . . . 5 ⊢ {𝑖} ∈ Fin | |
23 | 22 | a1i 11 | . . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → {𝑖} ∈ Fin) |
24 | eldifsni 4792 | . . . . . . . 8 ⊢ (𝑗 ∈ (𝐼 ∖ {𝑖}) → 𝑗 ≠ 𝑖) | |
25 | 24 | adantl 482 | . . . . . . 7 ⊢ ((((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 ∈ (𝐼 ∖ {𝑖})) → 𝑗 ≠ 𝑖) |
26 | 25 | neneqd 2945 | . . . . . 6 ⊢ ((((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 ∈ (𝐼 ∖ {𝑖})) → ¬ 𝑗 = 𝑖) |
27 | 26 | iffalsed 4538 | . . . . 5 ⊢ ((((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 ∈ (𝐼 ∖ {𝑖})) → if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅)) = (0g‘𝑅)) |
28 | simplr 767 | . . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → 𝐼 ∈ 𝑊) | |
29 | 27, 28 | suppss2 8181 | . . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → ((𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) supp (0g‘𝑅)) ⊆ {𝑖}) |
30 | suppssfifsupp 9374 | . . . 4 ⊢ ((((𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ V ∧ Fun (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∧ (0g‘𝑅) ∈ V) ∧ ({𝑖} ∈ Fin ∧ ((𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) supp (0g‘𝑅)) ⊆ {𝑖})) → (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) finSupp (0g‘𝑅)) | |
31 | 17, 19, 21, 23, 29, 30 | syl32anc 1378 | . . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) finSupp (0g‘𝑅)) |
32 | uvcff.y | . . . . 5 ⊢ 𝑌 = (𝑅 freeLMod 𝐼) | |
33 | uvcff.b | . . . . 5 ⊢ 𝐵 = (Base‘𝑌) | |
34 | 32, 5, 3, 33 | frlmelbas 21302 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → ((𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ 𝐵 ↔ ((𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ ((Base‘𝑅) ↑m 𝐼) ∧ (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) finSupp (0g‘𝑅)))) |
35 | 34 | adantr 481 | . . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → ((𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ 𝐵 ↔ ((𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ ((Base‘𝑅) ↑m 𝐼) ∧ (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) finSupp (0g‘𝑅)))) |
36 | 15, 31, 35 | mpbir2and 711 | . 2 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) ∧ 𝑖 ∈ 𝐼) → (𝑗 ∈ 𝐼 ↦ if(𝑗 = 𝑖, (1r‘𝑅), (0g‘𝑅))) ∈ 𝐵) |
37 | 4, 36 | fmpt3d 7112 | 1 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝑈:𝐼⟶𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 396 = wceq 1541 ∈ wcel 2106 ≠ wne 2940 Vcvv 3474 ∖ cdif 3944 ⊆ wss 3947 ifcif 4527 {csn 4627 class class class wbr 5147 ↦ cmpt 5230 Fun wfun 6534 ⟶wf 6536 ‘cfv 6540 (class class class)co 7405 supp csupp 8142 ↑m cmap 8816 Fincfn 8935 finSupp cfsupp 9357 Basecbs 17140 0gc0g 17381 1rcur 19998 Ringcrg 20049 freeLMod cfrlm 21292 unitVec cuvc 21328 |
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 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2703 ax-rep 5284 ax-sep 5298 ax-nul 5305 ax-pow 5362 ax-pr 5426 ax-un 7721 ax-cnex 11162 ax-resscn 11163 ax-1cn 11164 ax-icn 11165 ax-addcl 11166 ax-addrcl 11167 ax-mulcl 11168 ax-mulrcl 11169 ax-mulcom 11170 ax-addass 11171 ax-mulass 11172 ax-distr 11173 ax-i2m1 11174 ax-1ne0 11175 ax-1rid 11176 ax-rnegex 11177 ax-rrecex 11178 ax-cnre 11179 ax-pre-lttri 11180 ax-pre-lttrn 11181 ax-pre-ltadd 11182 ax-pre-mulgt0 11183 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2534 df-eu 2563 df-clab 2710 df-cleq 2724 df-clel 2810 df-nfc 2885 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-rmo 3376 df-reu 3377 df-rab 3433 df-v 3476 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-pss 3966 df-nul 4322 df-if 4528 df-pw 4603 df-sn 4628 df-pr 4630 df-tp 4632 df-op 4634 df-uni 4908 df-iun 4998 df-br 5148 df-opab 5210 df-mpt 5231 df-tr 5265 df-id 5573 df-eprel 5579 df-po 5587 df-so 5588 df-fr 5630 df-we 5632 df-xp 5681 df-rel 5682 df-cnv 5683 df-co 5684 df-dm 5685 df-rn 5686 df-res 5687 df-ima 5688 df-pred 6297 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6492 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7361 df-ov 7408 df-oprab 7409 df-mpo 7410 df-om 7852 df-1st 7971 df-2nd 7972 df-supp 8143 df-frecs 8262 df-wrecs 8293 df-recs 8367 df-rdg 8406 df-1o 8462 df-er 8699 df-map 8818 df-ixp 8888 df-en 8936 df-dom 8937 df-sdom 8938 df-fin 8939 df-fsupp 9358 df-sup 9433 df-pnf 11246 df-mnf 11247 df-xr 11248 df-ltxr 11249 df-le 11250 df-sub 11442 df-neg 11443 df-nn 12209 df-2 12271 df-3 12272 df-4 12273 df-5 12274 df-6 12275 df-7 12276 df-8 12277 df-9 12278 df-n0 12469 df-z 12555 df-dec 12674 df-uz 12819 df-fz 13481 df-struct 17076 df-sets 17093 df-slot 17111 df-ndx 17123 df-base 17141 df-ress 17170 df-plusg 17206 df-mulr 17207 df-sca 17209 df-vsca 17210 df-ip 17211 df-tset 17212 df-ple 17213 df-ds 17215 df-hom 17217 df-cco 17218 df-0g 17383 df-prds 17389 df-pws 17391 df-mgm 18557 df-sgrp 18606 df-mnd 18622 df-grp 18818 df-mgp 19982 df-ur 19999 df-ring 20051 df-sra 20777 df-rgmod 20778 df-dsmm 21278 df-frlm 21293 df-uvc 21329 |
This theorem is referenced by: uvcf1 21338 uvcresum 21339 frlmssuvc1 21340 frlmssuvc2 21341 frlmsslsp 21342 frlmlbs 21343 frlmup2 21345 frlmup3 21346 frlmup4 21347 lindsdom 36470 matunitlindflem2 36473 uvccl 41108 aacllem 47801 |
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