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Mathbox for Stefan O'Rear |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > lnr2i | Structured version Visualization version GIF version |
Description: Given an ideal in a left-Noetherian ring, there is a finite subset which generates it. (Contributed by Stefan O'Rear, 31-Mar-2015.) |
Ref | Expression |
---|---|
lnr2i.u | ⊢ 𝑈 = (LIdeal‘𝑅) |
lnr2i.n | ⊢ 𝑁 = (RSpan‘𝑅) |
Ref | Expression |
---|---|
lnr2i | ⊢ ((𝑅 ∈ LNoeR ∧ 𝐼 ∈ 𝑈) → ∃𝑔 ∈ (𝒫 𝐼 ∩ Fin)𝐼 = (𝑁‘𝑔)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2736 | . . . . . 6 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
2 | lnr2i.u | . . . . . 6 ⊢ 𝑈 = (LIdeal‘𝑅) | |
3 | lnr2i.n | . . . . . 6 ⊢ 𝑁 = (RSpan‘𝑅) | |
4 | 1, 2, 3 | islnr2 41419 | . . . . 5 ⊢ (𝑅 ∈ LNoeR ↔ (𝑅 ∈ Ring ∧ ∀𝑖 ∈ 𝑈 ∃𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑖 = (𝑁‘𝑔))) |
5 | 4 | simprbi 497 | . . . 4 ⊢ (𝑅 ∈ LNoeR → ∀𝑖 ∈ 𝑈 ∃𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑖 = (𝑁‘𝑔)) |
6 | eqeq1 2740 | . . . . . 6 ⊢ (𝑖 = 𝐼 → (𝑖 = (𝑁‘𝑔) ↔ 𝐼 = (𝑁‘𝑔))) | |
7 | 6 | rexbidv 3175 | . . . . 5 ⊢ (𝑖 = 𝐼 → (∃𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑖 = (𝑁‘𝑔) ↔ ∃𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝐼 = (𝑁‘𝑔))) |
8 | 7 | rspcva 3579 | . . . 4 ⊢ ((𝐼 ∈ 𝑈 ∧ ∀𝑖 ∈ 𝑈 ∃𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑖 = (𝑁‘𝑔)) → ∃𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝐼 = (𝑁‘𝑔)) |
9 | 5, 8 | sylan2 593 | . . 3 ⊢ ((𝐼 ∈ 𝑈 ∧ 𝑅 ∈ LNoeR) → ∃𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝐼 = (𝑁‘𝑔)) |
10 | 9 | ancoms 459 | . 2 ⊢ ((𝑅 ∈ LNoeR ∧ 𝐼 ∈ 𝑈) → ∃𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝐼 = (𝑁‘𝑔)) |
11 | lnrring 41417 | . . . . . . . . . . . 12 ⊢ (𝑅 ∈ LNoeR → 𝑅 ∈ Ring) | |
12 | 3, 1 | rspssid 20691 | . . . . . . . . . . . 12 ⊢ ((𝑅 ∈ Ring ∧ 𝑔 ⊆ (Base‘𝑅)) → 𝑔 ⊆ (𝑁‘𝑔)) |
13 | 11, 12 | sylan 580 | . . . . . . . . . . 11 ⊢ ((𝑅 ∈ LNoeR ∧ 𝑔 ⊆ (Base‘𝑅)) → 𝑔 ⊆ (𝑁‘𝑔)) |
14 | 13 | ex 413 | . . . . . . . . . 10 ⊢ (𝑅 ∈ LNoeR → (𝑔 ⊆ (Base‘𝑅) → 𝑔 ⊆ (𝑁‘𝑔))) |
15 | vex 3449 | . . . . . . . . . . 11 ⊢ 𝑔 ∈ V | |
16 | 15 | elpw 4564 | . . . . . . . . . 10 ⊢ (𝑔 ∈ 𝒫 (Base‘𝑅) ↔ 𝑔 ⊆ (Base‘𝑅)) |
17 | 15 | elpw 4564 | . . . . . . . . . 10 ⊢ (𝑔 ∈ 𝒫 (𝑁‘𝑔) ↔ 𝑔 ⊆ (𝑁‘𝑔)) |
18 | 14, 16, 17 | 3imtr4g 295 | . . . . . . . . 9 ⊢ (𝑅 ∈ LNoeR → (𝑔 ∈ 𝒫 (Base‘𝑅) → 𝑔 ∈ 𝒫 (𝑁‘𝑔))) |
19 | 18 | anim1d 611 | . . . . . . . 8 ⊢ (𝑅 ∈ LNoeR → ((𝑔 ∈ 𝒫 (Base‘𝑅) ∧ 𝑔 ∈ Fin) → (𝑔 ∈ 𝒫 (𝑁‘𝑔) ∧ 𝑔 ∈ Fin))) |
20 | elin 3926 | . . . . . . . 8 ⊢ (𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin) ↔ (𝑔 ∈ 𝒫 (Base‘𝑅) ∧ 𝑔 ∈ Fin)) | |
21 | elin 3926 | . . . . . . . 8 ⊢ (𝑔 ∈ (𝒫 (𝑁‘𝑔) ∩ Fin) ↔ (𝑔 ∈ 𝒫 (𝑁‘𝑔) ∧ 𝑔 ∈ Fin)) | |
22 | 19, 20, 21 | 3imtr4g 295 | . . . . . . 7 ⊢ (𝑅 ∈ LNoeR → (𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin) → 𝑔 ∈ (𝒫 (𝑁‘𝑔) ∩ Fin))) |
23 | pweq 4574 | . . . . . . . . . 10 ⊢ (𝐼 = (𝑁‘𝑔) → 𝒫 𝐼 = 𝒫 (𝑁‘𝑔)) | |
24 | 23 | ineq1d 4171 | . . . . . . . . 9 ⊢ (𝐼 = (𝑁‘𝑔) → (𝒫 𝐼 ∩ Fin) = (𝒫 (𝑁‘𝑔) ∩ Fin)) |
25 | 24 | eleq2d 2823 | . . . . . . . 8 ⊢ (𝐼 = (𝑁‘𝑔) → (𝑔 ∈ (𝒫 𝐼 ∩ Fin) ↔ 𝑔 ∈ (𝒫 (𝑁‘𝑔) ∩ Fin))) |
26 | 25 | imbi2d 340 | . . . . . . 7 ⊢ (𝐼 = (𝑁‘𝑔) → ((𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin) → 𝑔 ∈ (𝒫 𝐼 ∩ Fin)) ↔ (𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin) → 𝑔 ∈ (𝒫 (𝑁‘𝑔) ∩ Fin)))) |
27 | 22, 26 | syl5ibrcom 246 | . . . . . 6 ⊢ (𝑅 ∈ LNoeR → (𝐼 = (𝑁‘𝑔) → (𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin) → 𝑔 ∈ (𝒫 𝐼 ∩ Fin)))) |
28 | 27 | imdistand 571 | . . . . 5 ⊢ (𝑅 ∈ LNoeR → ((𝐼 = (𝑁‘𝑔) ∧ 𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin)) → (𝐼 = (𝑁‘𝑔) ∧ 𝑔 ∈ (𝒫 𝐼 ∩ Fin)))) |
29 | ancom 461 | . . . . 5 ⊢ ((𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin) ∧ 𝐼 = (𝑁‘𝑔)) ↔ (𝐼 = (𝑁‘𝑔) ∧ 𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin))) | |
30 | ancom 461 | . . . . 5 ⊢ ((𝑔 ∈ (𝒫 𝐼 ∩ Fin) ∧ 𝐼 = (𝑁‘𝑔)) ↔ (𝐼 = (𝑁‘𝑔) ∧ 𝑔 ∈ (𝒫 𝐼 ∩ Fin))) | |
31 | 28, 29, 30 | 3imtr4g 295 | . . . 4 ⊢ (𝑅 ∈ LNoeR → ((𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin) ∧ 𝐼 = (𝑁‘𝑔)) → (𝑔 ∈ (𝒫 𝐼 ∩ Fin) ∧ 𝐼 = (𝑁‘𝑔)))) |
32 | 31 | reximdv2 3161 | . . 3 ⊢ (𝑅 ∈ LNoeR → (∃𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝐼 = (𝑁‘𝑔) → ∃𝑔 ∈ (𝒫 𝐼 ∩ Fin)𝐼 = (𝑁‘𝑔))) |
33 | 32 | adantr 481 | . 2 ⊢ ((𝑅 ∈ LNoeR ∧ 𝐼 ∈ 𝑈) → (∃𝑔 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝐼 = (𝑁‘𝑔) → ∃𝑔 ∈ (𝒫 𝐼 ∩ Fin)𝐼 = (𝑁‘𝑔))) |
34 | 10, 33 | mpd 15 | 1 ⊢ ((𝑅 ∈ LNoeR ∧ 𝐼 ∈ 𝑈) → ∃𝑔 ∈ (𝒫 𝐼 ∩ Fin)𝐼 = (𝑁‘𝑔)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 = wceq 1541 ∈ wcel 2106 ∀wral 3064 ∃wrex 3073 ∩ cin 3909 ⊆ wss 3910 𝒫 cpw 4560 ‘cfv 6496 Fincfn 8882 Basecbs 17082 Ringcrg 19962 LIdealclidl 20629 RSpancrsp 20630 LNoeRclnr 41414 |
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 2707 ax-rep 5242 ax-sep 5256 ax-nul 5263 ax-pow 5320 ax-pr 5384 ax-un 7671 ax-cnex 11106 ax-resscn 11107 ax-1cn 11108 ax-icn 11109 ax-addcl 11110 ax-addrcl 11111 ax-mulcl 11112 ax-mulrcl 11113 ax-mulcom 11114 ax-addass 11115 ax-mulass 11116 ax-distr 11117 ax-i2m1 11118 ax-1ne0 11119 ax-1rid 11120 ax-rnegex 11121 ax-rrecex 11122 ax-cnre 11123 ax-pre-lttri 11124 ax-pre-lttrn 11125 ax-pre-ltadd 11126 ax-pre-mulgt0 11127 |
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 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3065 df-rex 3074 df-rmo 3353 df-reu 3354 df-rab 3408 df-v 3447 df-sbc 3740 df-csb 3856 df-dif 3913 df-un 3915 df-in 3917 df-ss 3927 df-pss 3929 df-nul 4283 df-if 4487 df-pw 4562 df-sn 4587 df-pr 4589 df-op 4593 df-uni 4866 df-int 4908 df-iun 4956 df-br 5106 df-opab 5168 df-mpt 5189 df-tr 5223 df-id 5531 df-eprel 5537 df-po 5545 df-so 5546 df-fr 5588 df-we 5590 df-xp 5639 df-rel 5640 df-cnv 5641 df-co 5642 df-dm 5643 df-rn 5644 df-res 5645 df-ima 5646 df-pred 6253 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6498 df-fn 6499 df-f 6500 df-f1 6501 df-fo 6502 df-f1o 6503 df-fv 6504 df-riota 7312 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7802 df-1st 7920 df-2nd 7921 df-frecs 8211 df-wrecs 8242 df-recs 8316 df-rdg 8355 df-er 8647 df-en 8883 df-dom 8884 df-sdom 8885 df-pnf 11190 df-mnf 11191 df-xr 11192 df-ltxr 11193 df-le 11194 df-sub 11386 df-neg 11387 df-nn 12153 df-2 12215 df-3 12216 df-4 12217 df-5 12218 df-6 12219 df-7 12220 df-8 12221 df-sets 17035 df-slot 17053 df-ndx 17065 df-base 17083 df-ress 17112 df-plusg 17145 df-mulr 17146 df-sca 17148 df-vsca 17149 df-ip 17150 df-0g 17322 df-mgm 18496 df-sgrp 18545 df-mnd 18556 df-grp 18750 df-minusg 18751 df-sbg 18752 df-subg 18923 df-mgp 19895 df-ur 19912 df-ring 19964 df-subrg 20218 df-lmod 20322 df-lss 20391 df-lsp 20431 df-sra 20631 df-rgmod 20632 df-lidl 20633 df-rsp 20634 df-lfig 41373 df-lnm 41381 df-lnr 41415 |
This theorem is referenced by: hbtlem6 41434 |
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