Mathbox for Stefan O'Rear |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > lpirlnr | Structured version Visualization version GIF version |
Description: Left principal ideal rings are left Noetherian. (Contributed by Stefan O'Rear, 24-Jan-2015.) |
Ref | Expression |
---|---|
lpirlnr | ⊢ (𝑅 ∈ LPIR → 𝑅 ∈ LNoeR) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lpirring 20436 | . 2 ⊢ (𝑅 ∈ LPIR → 𝑅 ∈ Ring) | |
2 | eqid 2738 | . . . . . . . 8 ⊢ (LPIdeal‘𝑅) = (LPIdeal‘𝑅) | |
3 | eqid 2738 | . . . . . . . 8 ⊢ (RSpan‘𝑅) = (RSpan‘𝑅) | |
4 | eqid 2738 | . . . . . . . 8 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
5 | 2, 3, 4 | islpidl 20430 | . . . . . . 7 ⊢ (𝑅 ∈ Ring → (𝑎 ∈ (LPIdeal‘𝑅) ↔ ∃𝑐 ∈ (Base‘𝑅)𝑎 = ((RSpan‘𝑅)‘{𝑐}))) |
6 | 1, 5 | syl 17 | . . . . . 6 ⊢ (𝑅 ∈ LPIR → (𝑎 ∈ (LPIdeal‘𝑅) ↔ ∃𝑐 ∈ (Base‘𝑅)𝑎 = ((RSpan‘𝑅)‘{𝑐}))) |
7 | 6 | biimpa 476 | . . . . 5 ⊢ ((𝑅 ∈ LPIR ∧ 𝑎 ∈ (LPIdeal‘𝑅)) → ∃𝑐 ∈ (Base‘𝑅)𝑎 = ((RSpan‘𝑅)‘{𝑐})) |
8 | snelpwi 5354 | . . . . . . . . . 10 ⊢ (𝑐 ∈ (Base‘𝑅) → {𝑐} ∈ 𝒫 (Base‘𝑅)) | |
9 | 8 | adantl 481 | . . . . . . . . 9 ⊢ (((𝑅 ∈ LPIR ∧ 𝑎 ∈ (LPIdeal‘𝑅)) ∧ 𝑐 ∈ (Base‘𝑅)) → {𝑐} ∈ 𝒫 (Base‘𝑅)) |
10 | snfi 8788 | . . . . . . . . . 10 ⊢ {𝑐} ∈ Fin | |
11 | 10 | a1i 11 | . . . . . . . . 9 ⊢ (((𝑅 ∈ LPIR ∧ 𝑎 ∈ (LPIdeal‘𝑅)) ∧ 𝑐 ∈ (Base‘𝑅)) → {𝑐} ∈ Fin) |
12 | 9, 11 | elind 4124 | . . . . . . . 8 ⊢ (((𝑅 ∈ LPIR ∧ 𝑎 ∈ (LPIdeal‘𝑅)) ∧ 𝑐 ∈ (Base‘𝑅)) → {𝑐} ∈ (𝒫 (Base‘𝑅) ∩ Fin)) |
13 | eqid 2738 | . . . . . . . 8 ⊢ ((RSpan‘𝑅)‘{𝑐}) = ((RSpan‘𝑅)‘{𝑐}) | |
14 | fveq2 6756 | . . . . . . . . 9 ⊢ (𝑏 = {𝑐} → ((RSpan‘𝑅)‘𝑏) = ((RSpan‘𝑅)‘{𝑐})) | |
15 | 14 | rspceeqv 3567 | . . . . . . . 8 ⊢ (({𝑐} ∈ (𝒫 (Base‘𝑅) ∩ Fin) ∧ ((RSpan‘𝑅)‘{𝑐}) = ((RSpan‘𝑅)‘{𝑐})) → ∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)((RSpan‘𝑅)‘{𝑐}) = ((RSpan‘𝑅)‘𝑏)) |
16 | 12, 13, 15 | sylancl 585 | . . . . . . 7 ⊢ (((𝑅 ∈ LPIR ∧ 𝑎 ∈ (LPIdeal‘𝑅)) ∧ 𝑐 ∈ (Base‘𝑅)) → ∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)((RSpan‘𝑅)‘{𝑐}) = ((RSpan‘𝑅)‘𝑏)) |
17 | eqeq1 2742 | . . . . . . . 8 ⊢ (𝑎 = ((RSpan‘𝑅)‘{𝑐}) → (𝑎 = ((RSpan‘𝑅)‘𝑏) ↔ ((RSpan‘𝑅)‘{𝑐}) = ((RSpan‘𝑅)‘𝑏))) | |
18 | 17 | rexbidv 3225 | . . . . . . 7 ⊢ (𝑎 = ((RSpan‘𝑅)‘{𝑐}) → (∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑎 = ((RSpan‘𝑅)‘𝑏) ↔ ∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)((RSpan‘𝑅)‘{𝑐}) = ((RSpan‘𝑅)‘𝑏))) |
19 | 16, 18 | syl5ibrcom 246 | . . . . . 6 ⊢ (((𝑅 ∈ LPIR ∧ 𝑎 ∈ (LPIdeal‘𝑅)) ∧ 𝑐 ∈ (Base‘𝑅)) → (𝑎 = ((RSpan‘𝑅)‘{𝑐}) → ∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑎 = ((RSpan‘𝑅)‘𝑏))) |
20 | 19 | rexlimdva 3212 | . . . . 5 ⊢ ((𝑅 ∈ LPIR ∧ 𝑎 ∈ (LPIdeal‘𝑅)) → (∃𝑐 ∈ (Base‘𝑅)𝑎 = ((RSpan‘𝑅)‘{𝑐}) → ∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑎 = ((RSpan‘𝑅)‘𝑏))) |
21 | 7, 20 | mpd 15 | . . . 4 ⊢ ((𝑅 ∈ LPIR ∧ 𝑎 ∈ (LPIdeal‘𝑅)) → ∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑎 = ((RSpan‘𝑅)‘𝑏)) |
22 | 21 | ralrimiva 3107 | . . 3 ⊢ (𝑅 ∈ LPIR → ∀𝑎 ∈ (LPIdeal‘𝑅)∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑎 = ((RSpan‘𝑅)‘𝑏)) |
23 | eqid 2738 | . . . . . 6 ⊢ (LIdeal‘𝑅) = (LIdeal‘𝑅) | |
24 | 2, 23 | islpir 20433 | . . . . 5 ⊢ (𝑅 ∈ LPIR ↔ (𝑅 ∈ Ring ∧ (LIdeal‘𝑅) = (LPIdeal‘𝑅))) |
25 | 24 | simprbi 496 | . . . 4 ⊢ (𝑅 ∈ LPIR → (LIdeal‘𝑅) = (LPIdeal‘𝑅)) |
26 | 25 | raleqdv 3339 | . . 3 ⊢ (𝑅 ∈ LPIR → (∀𝑎 ∈ (LIdeal‘𝑅)∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑎 = ((RSpan‘𝑅)‘𝑏) ↔ ∀𝑎 ∈ (LPIdeal‘𝑅)∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑎 = ((RSpan‘𝑅)‘𝑏))) |
27 | 22, 26 | mpbird 256 | . 2 ⊢ (𝑅 ∈ LPIR → ∀𝑎 ∈ (LIdeal‘𝑅)∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑎 = ((RSpan‘𝑅)‘𝑏)) |
28 | 4, 23, 3 | islnr2 40855 | . 2 ⊢ (𝑅 ∈ LNoeR ↔ (𝑅 ∈ Ring ∧ ∀𝑎 ∈ (LIdeal‘𝑅)∃𝑏 ∈ (𝒫 (Base‘𝑅) ∩ Fin)𝑎 = ((RSpan‘𝑅)‘𝑏))) |
29 | 1, 27, 28 | sylanbrc 582 | 1 ⊢ (𝑅 ∈ LPIR → 𝑅 ∈ LNoeR) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 395 = wceq 1539 ∈ wcel 2108 ∀wral 3063 ∃wrex 3064 ∩ cin 3882 𝒫 cpw 4530 {csn 4558 ‘cfv 6418 Fincfn 8691 Basecbs 16840 Ringcrg 19698 LIdealclidl 20347 RSpancrsp 20348 LPIdealclpidl 20425 LPIRclpir 20426 LNoeRclnr 40850 |
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-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-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-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-om 7688 df-1st 7804 df-2nd 7805 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-1o 8267 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-fin 8695 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-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-0g 17069 df-mgm 18241 df-sgrp 18290 df-mnd 18301 df-grp 18495 df-minusg 18496 df-sbg 18497 df-subg 18667 df-mgp 19636 df-ur 19653 df-ring 19700 df-subrg 19937 df-lmod 20040 df-lss 20109 df-lsp 20149 df-sra 20349 df-rgmod 20350 df-lidl 20351 df-rsp 20352 df-lpidl 20427 df-lpir 20428 df-lfig 40809 df-lnm 40817 df-lnr 40851 |
This theorem is referenced by: (None) |
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