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Mathbox for Stefan O'Rear |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > islmodfg | Structured version Visualization version GIF version |
Description: Property of a finitely generated left module. (Contributed by Stefan O'Rear, 1-Jan-2015.) |
Ref | Expression |
---|---|
islmodfg.b | ⊢ 𝐵 = (Base‘𝑊) |
islmodfg.n | ⊢ 𝑁 = (LSpan‘𝑊) |
Ref | Expression |
---|---|
islmodfg | ⊢ (𝑊 ∈ LMod → (𝑊 ∈ LFinGen ↔ ∃𝑏 ∈ 𝒫 𝐵(𝑏 ∈ Fin ∧ (𝑁‘𝑏) = 𝐵))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-lfig 40012 | . . . 4 ⊢ LFinGen = {𝑎 ∈ LMod ∣ (Base‘𝑎) ∈ ((LSpan‘𝑎) “ (𝒫 (Base‘𝑎) ∩ Fin))} | |
2 | 1 | eleq2i 2881 | . . 3 ⊢ (𝑊 ∈ LFinGen ↔ 𝑊 ∈ {𝑎 ∈ LMod ∣ (Base‘𝑎) ∈ ((LSpan‘𝑎) “ (𝒫 (Base‘𝑎) ∩ Fin))}) |
3 | fveq2 6645 | . . . . 5 ⊢ (𝑎 = 𝑊 → (Base‘𝑎) = (Base‘𝑊)) | |
4 | fveq2 6645 | . . . . . . 7 ⊢ (𝑎 = 𝑊 → (LSpan‘𝑎) = (LSpan‘𝑊)) | |
5 | islmodfg.n | . . . . . . 7 ⊢ 𝑁 = (LSpan‘𝑊) | |
6 | 4, 5 | eqtr4di 2851 | . . . . . 6 ⊢ (𝑎 = 𝑊 → (LSpan‘𝑎) = 𝑁) |
7 | 3 | pweqd 4516 | . . . . . . 7 ⊢ (𝑎 = 𝑊 → 𝒫 (Base‘𝑎) = 𝒫 (Base‘𝑊)) |
8 | 7 | ineq1d 4138 | . . . . . 6 ⊢ (𝑎 = 𝑊 → (𝒫 (Base‘𝑎) ∩ Fin) = (𝒫 (Base‘𝑊) ∩ Fin)) |
9 | 6, 8 | imaeq12d 5897 | . . . . 5 ⊢ (𝑎 = 𝑊 → ((LSpan‘𝑎) “ (𝒫 (Base‘𝑎) ∩ Fin)) = (𝑁 “ (𝒫 (Base‘𝑊) ∩ Fin))) |
10 | 3, 9 | eleq12d 2884 | . . . 4 ⊢ (𝑎 = 𝑊 → ((Base‘𝑎) ∈ ((LSpan‘𝑎) “ (𝒫 (Base‘𝑎) ∩ Fin)) ↔ (Base‘𝑊) ∈ (𝑁 “ (𝒫 (Base‘𝑊) ∩ Fin)))) |
11 | 10 | elrab3 3629 | . . 3 ⊢ (𝑊 ∈ LMod → (𝑊 ∈ {𝑎 ∈ LMod ∣ (Base‘𝑎) ∈ ((LSpan‘𝑎) “ (𝒫 (Base‘𝑎) ∩ Fin))} ↔ (Base‘𝑊) ∈ (𝑁 “ (𝒫 (Base‘𝑊) ∩ Fin)))) |
12 | 2, 11 | syl5bb 286 | . 2 ⊢ (𝑊 ∈ LMod → (𝑊 ∈ LFinGen ↔ (Base‘𝑊) ∈ (𝑁 “ (𝒫 (Base‘𝑊) ∩ Fin)))) |
13 | eqid 2798 | . . . . . 6 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
14 | eqid 2798 | . . . . . 6 ⊢ (LSubSp‘𝑊) = (LSubSp‘𝑊) | |
15 | 13, 14, 5 | lspf 19739 | . . . . 5 ⊢ (𝑊 ∈ LMod → 𝑁:𝒫 (Base‘𝑊)⟶(LSubSp‘𝑊)) |
16 | 15 | ffnd 6488 | . . . 4 ⊢ (𝑊 ∈ LMod → 𝑁 Fn 𝒫 (Base‘𝑊)) |
17 | inss1 4155 | . . . 4 ⊢ (𝒫 (Base‘𝑊) ∩ Fin) ⊆ 𝒫 (Base‘𝑊) | |
18 | fvelimab 6712 | . . . 4 ⊢ ((𝑁 Fn 𝒫 (Base‘𝑊) ∧ (𝒫 (Base‘𝑊) ∩ Fin) ⊆ 𝒫 (Base‘𝑊)) → ((Base‘𝑊) ∈ (𝑁 “ (𝒫 (Base‘𝑊) ∩ Fin)) ↔ ∃𝑏 ∈ (𝒫 (Base‘𝑊) ∩ Fin)(𝑁‘𝑏) = (Base‘𝑊))) | |
19 | 16, 17, 18 | sylancl 589 | . . 3 ⊢ (𝑊 ∈ LMod → ((Base‘𝑊) ∈ (𝑁 “ (𝒫 (Base‘𝑊) ∩ Fin)) ↔ ∃𝑏 ∈ (𝒫 (Base‘𝑊) ∩ Fin)(𝑁‘𝑏) = (Base‘𝑊))) |
20 | elin 3897 | . . . . . . 7 ⊢ (𝑏 ∈ (𝒫 (Base‘𝑊) ∩ Fin) ↔ (𝑏 ∈ 𝒫 (Base‘𝑊) ∧ 𝑏 ∈ Fin)) | |
21 | islmodfg.b | . . . . . . . . . . 11 ⊢ 𝐵 = (Base‘𝑊) | |
22 | 21 | eqcomi 2807 | . . . . . . . . . 10 ⊢ (Base‘𝑊) = 𝐵 |
23 | 22 | pweqi 4515 | . . . . . . . . 9 ⊢ 𝒫 (Base‘𝑊) = 𝒫 𝐵 |
24 | 23 | eleq2i 2881 | . . . . . . . 8 ⊢ (𝑏 ∈ 𝒫 (Base‘𝑊) ↔ 𝑏 ∈ 𝒫 𝐵) |
25 | 24 | anbi1i 626 | . . . . . . 7 ⊢ ((𝑏 ∈ 𝒫 (Base‘𝑊) ∧ 𝑏 ∈ Fin) ↔ (𝑏 ∈ 𝒫 𝐵 ∧ 𝑏 ∈ Fin)) |
26 | 20, 25 | bitri 278 | . . . . . 6 ⊢ (𝑏 ∈ (𝒫 (Base‘𝑊) ∩ Fin) ↔ (𝑏 ∈ 𝒫 𝐵 ∧ 𝑏 ∈ Fin)) |
27 | 22 | eqeq2i 2811 | . . . . . 6 ⊢ ((𝑁‘𝑏) = (Base‘𝑊) ↔ (𝑁‘𝑏) = 𝐵) |
28 | 26, 27 | anbi12i 629 | . . . . 5 ⊢ ((𝑏 ∈ (𝒫 (Base‘𝑊) ∩ Fin) ∧ (𝑁‘𝑏) = (Base‘𝑊)) ↔ ((𝑏 ∈ 𝒫 𝐵 ∧ 𝑏 ∈ Fin) ∧ (𝑁‘𝑏) = 𝐵)) |
29 | anass 472 | . . . . 5 ⊢ (((𝑏 ∈ 𝒫 𝐵 ∧ 𝑏 ∈ Fin) ∧ (𝑁‘𝑏) = 𝐵) ↔ (𝑏 ∈ 𝒫 𝐵 ∧ (𝑏 ∈ Fin ∧ (𝑁‘𝑏) = 𝐵))) | |
30 | 28, 29 | bitri 278 | . . . 4 ⊢ ((𝑏 ∈ (𝒫 (Base‘𝑊) ∩ Fin) ∧ (𝑁‘𝑏) = (Base‘𝑊)) ↔ (𝑏 ∈ 𝒫 𝐵 ∧ (𝑏 ∈ Fin ∧ (𝑁‘𝑏) = 𝐵))) |
31 | 30 | rexbii2 3208 | . . 3 ⊢ (∃𝑏 ∈ (𝒫 (Base‘𝑊) ∩ Fin)(𝑁‘𝑏) = (Base‘𝑊) ↔ ∃𝑏 ∈ 𝒫 𝐵(𝑏 ∈ Fin ∧ (𝑁‘𝑏) = 𝐵)) |
32 | 19, 31 | syl6bb 290 | . 2 ⊢ (𝑊 ∈ LMod → ((Base‘𝑊) ∈ (𝑁 “ (𝒫 (Base‘𝑊) ∩ Fin)) ↔ ∃𝑏 ∈ 𝒫 𝐵(𝑏 ∈ Fin ∧ (𝑁‘𝑏) = 𝐵))) |
33 | 12, 32 | bitrd 282 | 1 ⊢ (𝑊 ∈ LMod → (𝑊 ∈ LFinGen ↔ ∃𝑏 ∈ 𝒫 𝐵(𝑏 ∈ Fin ∧ (𝑁‘𝑏) = 𝐵))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 = wceq 1538 ∈ wcel 2111 ∃wrex 3107 {crab 3110 ∩ cin 3880 ⊆ wss 3881 𝒫 cpw 4497 “ cima 5522 Fn wfn 6319 ‘cfv 6324 Fincfn 8492 Basecbs 16475 LModclmod 19627 LSubSpclss 19696 LSpanclspn 19736 LFinGenclfig 40011 |
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 2770 ax-rep 5154 ax-sep 5167 ax-nul 5174 ax-pow 5231 ax-pr 5295 ax-un 7441 ax-cnex 10582 ax-resscn 10583 ax-1cn 10584 ax-icn 10585 ax-addcl 10586 ax-addrcl 10587 ax-mulcl 10588 ax-mulrcl 10589 ax-mulcom 10590 ax-addass 10591 ax-mulass 10592 ax-distr 10593 ax-i2m1 10594 ax-1ne0 10595 ax-1rid 10596 ax-rnegex 10597 ax-rrecex 10598 ax-cnre 10599 ax-pre-lttri 10600 ax-pre-lttrn 10601 ax-pre-ltadd 10602 ax-pre-mulgt0 10603 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ne 2988 df-nel 3092 df-ral 3111 df-rex 3112 df-reu 3113 df-rmo 3114 df-rab 3115 df-v 3443 df-sbc 3721 df-csb 3829 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-pss 3900 df-nul 4244 df-if 4426 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4801 df-int 4839 df-iun 4883 df-br 5031 df-opab 5093 df-mpt 5111 df-tr 5137 df-id 5425 df-eprel 5430 df-po 5438 df-so 5439 df-fr 5478 df-we 5480 df-xp 5525 df-rel 5526 df-cnv 5527 df-co 5528 df-dm 5529 df-rn 5530 df-res 5531 df-ima 5532 df-pred 6116 df-ord 6162 df-on 6163 df-lim 6164 df-suc 6165 df-iota 6283 df-fun 6326 df-fn 6327 df-f 6328 df-f1 6329 df-fo 6330 df-f1o 6331 df-fv 6332 df-riota 7093 df-ov 7138 df-oprab 7139 df-mpo 7140 df-om 7561 df-1st 7671 df-2nd 7672 df-wrecs 7930 df-recs 7991 df-rdg 8029 df-er 8272 df-en 8493 df-dom 8494 df-sdom 8495 df-pnf 10666 df-mnf 10667 df-xr 10668 df-ltxr 10669 df-le 10670 df-sub 10861 df-neg 10862 df-nn 11626 df-2 11688 df-ndx 16478 df-slot 16479 df-base 16481 df-sets 16482 df-plusg 16570 df-0g 16707 df-mgm 17844 df-sgrp 17893 df-mnd 17904 df-grp 18098 df-minusg 18099 df-sbg 18100 df-mgp 19233 df-ur 19245 df-ring 19292 df-lmod 19629 df-lss 19697 df-lsp 19737 df-lfig 40012 |
This theorem is referenced by: islssfg 40014 lnrfg 40063 |
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