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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lnrfg | Structured version Visualization version GIF version | ||
| Description: Finitely-generated modules over a Noetherian ring, being homomorphic images of free modules, are Noetherian. (Contributed by Stefan O'Rear, 7-Feb-2015.) |
| Ref | Expression |
|---|---|
| lnrfg.s | ⊢ 𝑆 = (Scalar‘𝑀) |
| Ref | Expression |
|---|---|
| lnrfg | ⊢ ((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) → 𝑀 ∈ LNoeM) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2737 | . . . 4 ⊢ (𝑆 freeLMod 𝑎) = (𝑆 freeLMod 𝑎) | |
| 2 | eqid 2737 | . . . 4 ⊢ (Base‘(𝑆 freeLMod 𝑎)) = (Base‘(𝑆 freeLMod 𝑎)) | |
| 3 | eqid 2737 | . . . 4 ⊢ (Base‘𝑀) = (Base‘𝑀) | |
| 4 | eqid 2737 | . . . 4 ⊢ ( ·𝑠 ‘𝑀) = ( ·𝑠 ‘𝑀) | |
| 5 | eqid 2737 | . . . 4 ⊢ (𝑏 ∈ (Base‘(𝑆 freeLMod 𝑎)) ↦ (𝑀 Σg (𝑏 ∘f ( ·𝑠 ‘𝑀)( I ↾ 𝑎)))) = (𝑏 ∈ (Base‘(𝑆 freeLMod 𝑎)) ↦ (𝑀 Σg (𝑏 ∘f ( ·𝑠 ‘𝑀)( I ↾ 𝑎)))) | |
| 6 | fglmod 43523 | . . . . 5 ⊢ (𝑀 ∈ LFinGen → 𝑀 ∈ LMod) | |
| 7 | 6 | ad3antrrr 731 | . . . 4 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → 𝑀 ∈ LMod) |
| 8 | vex 3434 | . . . . 5 ⊢ 𝑎 ∈ V | |
| 9 | 8 | a1i 11 | . . . 4 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → 𝑎 ∈ V) |
| 10 | lnrfg.s | . . . . 5 ⊢ 𝑆 = (Scalar‘𝑀) | |
| 11 | 10 | a1i 11 | . . . 4 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → 𝑆 = (Scalar‘𝑀)) |
| 12 | f1oi 6814 | . . . . . . 7 ⊢ ( I ↾ 𝑎):𝑎–1-1-onto→𝑎 | |
| 13 | f1of 6776 | . . . . . . 7 ⊢ (( I ↾ 𝑎):𝑎–1-1-onto→𝑎 → ( I ↾ 𝑎):𝑎⟶𝑎) | |
| 14 | 12, 13 | ax-mp 5 | . . . . . 6 ⊢ ( I ↾ 𝑎):𝑎⟶𝑎 |
| 15 | elpwi 4549 | . . . . . 6 ⊢ (𝑎 ∈ 𝒫 (Base‘𝑀) → 𝑎 ⊆ (Base‘𝑀)) | |
| 16 | fss 6680 | . . . . . 6 ⊢ ((( I ↾ 𝑎):𝑎⟶𝑎 ∧ 𝑎 ⊆ (Base‘𝑀)) → ( I ↾ 𝑎):𝑎⟶(Base‘𝑀)) | |
| 17 | 14, 15, 16 | sylancr 588 | . . . . 5 ⊢ (𝑎 ∈ 𝒫 (Base‘𝑀) → ( I ↾ 𝑎):𝑎⟶(Base‘𝑀)) |
| 18 | 17 | ad2antlr 728 | . . . 4 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → ( I ↾ 𝑎):𝑎⟶(Base‘𝑀)) |
| 19 | 1, 2, 3, 4, 5, 7, 9, 11, 18 | frlmup1 21792 | . . 3 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → (𝑏 ∈ (Base‘(𝑆 freeLMod 𝑎)) ↦ (𝑀 Σg (𝑏 ∘f ( ·𝑠 ‘𝑀)( I ↾ 𝑎)))) ∈ ((𝑆 freeLMod 𝑎) LMHom 𝑀)) |
| 20 | simpllr 776 | . . . 4 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → 𝑆 ∈ LNoeR) | |
| 21 | simprl 771 | . . . 4 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → 𝑎 ∈ Fin) | |
| 22 | 1 | lnrfrlm 43568 | . . . 4 ⊢ ((𝑆 ∈ LNoeR ∧ 𝑎 ∈ Fin) → (𝑆 freeLMod 𝑎) ∈ LNoeM) |
| 23 | 20, 21, 22 | syl2anc 585 | . . 3 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → (𝑆 freeLMod 𝑎) ∈ LNoeM) |
| 24 | eqid 2737 | . . . . 5 ⊢ (LSpan‘𝑀) = (LSpan‘𝑀) | |
| 25 | 1, 2, 3, 4, 5, 7, 9, 11, 18, 24 | frlmup3 21794 | . . . 4 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → ran (𝑏 ∈ (Base‘(𝑆 freeLMod 𝑎)) ↦ (𝑀 Σg (𝑏 ∘f ( ·𝑠 ‘𝑀)( I ↾ 𝑎)))) = ((LSpan‘𝑀)‘ran ( I ↾ 𝑎))) |
| 26 | rnresi 6036 | . . . . . 6 ⊢ ran ( I ↾ 𝑎) = 𝑎 | |
| 27 | 26 | fveq2i 6839 | . . . . 5 ⊢ ((LSpan‘𝑀)‘ran ( I ↾ 𝑎)) = ((LSpan‘𝑀)‘𝑎) |
| 28 | simprr 773 | . . . . 5 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀)) | |
| 29 | 27, 28 | eqtrid 2784 | . . . 4 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → ((LSpan‘𝑀)‘ran ( I ↾ 𝑎)) = (Base‘𝑀)) |
| 30 | 25, 29 | eqtrd 2772 | . . 3 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → ran (𝑏 ∈ (Base‘(𝑆 freeLMod 𝑎)) ↦ (𝑀 Σg (𝑏 ∘f ( ·𝑠 ‘𝑀)( I ↾ 𝑎)))) = (Base‘𝑀)) |
| 31 | 3 | lnmepi 43535 | . . 3 ⊢ (((𝑏 ∈ (Base‘(𝑆 freeLMod 𝑎)) ↦ (𝑀 Σg (𝑏 ∘f ( ·𝑠 ‘𝑀)( I ↾ 𝑎)))) ∈ ((𝑆 freeLMod 𝑎) LMHom 𝑀) ∧ (𝑆 freeLMod 𝑎) ∈ LNoeM ∧ ran (𝑏 ∈ (Base‘(𝑆 freeLMod 𝑎)) ↦ (𝑀 Σg (𝑏 ∘f ( ·𝑠 ‘𝑀)( I ↾ 𝑎)))) = (Base‘𝑀)) → 𝑀 ∈ LNoeM) |
| 32 | 19, 23, 30, 31 | syl3anc 1374 | . 2 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → 𝑀 ∈ LNoeM) |
| 33 | 3, 24 | islmodfg 43519 | . . . . 5 ⊢ (𝑀 ∈ LMod → (𝑀 ∈ LFinGen ↔ ∃𝑎 ∈ 𝒫 (Base‘𝑀)(𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀)))) |
| 34 | 6, 33 | syl 17 | . . . 4 ⊢ (𝑀 ∈ LFinGen → (𝑀 ∈ LFinGen ↔ ∃𝑎 ∈ 𝒫 (Base‘𝑀)(𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀)))) |
| 35 | 34 | ibi 267 | . . 3 ⊢ (𝑀 ∈ LFinGen → ∃𝑎 ∈ 𝒫 (Base‘𝑀)(𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) |
| 36 | 35 | adantr 480 | . 2 ⊢ ((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) → ∃𝑎 ∈ 𝒫 (Base‘𝑀)(𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) |
| 37 | 32, 36 | r19.29a 3146 | 1 ⊢ ((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) → 𝑀 ∈ LNoeM) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ∃wrex 3062 Vcvv 3430 ⊆ wss 3890 𝒫 cpw 4542 ↦ cmpt 5167 I cid 5520 ran crn 5627 ↾ cres 5628 ⟶wf 6490 –1-1-onto→wf1o 6493 ‘cfv 6494 (class class class)co 7362 ∘f cof 7624 Fincfn 8888 Basecbs 17174 Scalarcsca 17218 ·𝑠 cvsca 17219 Σg cgsu 17398 LModclmod 20850 LSpanclspn 20961 LMHom clmhm 21010 freeLMod cfrlm 21740 LFinGenclfig 43517 LNoeMclnm 43525 LNoeRclnr 43559 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5213 ax-sep 5232 ax-nul 5242 ax-pow 5304 ax-pr 5372 ax-un 7684 ax-cnex 11089 ax-resscn 11090 ax-1cn 11091 ax-icn 11092 ax-addcl 11093 ax-addrcl 11094 ax-mulcl 11095 ax-mulrcl 11096 ax-mulcom 11097 ax-addass 11098 ax-mulass 11099 ax-distr 11100 ax-i2m1 11101 ax-1ne0 11102 ax-1rid 11103 ax-rnegex 11104 ax-rrecex 11105 ax-cnre 11106 ax-pre-lttri 11107 ax-pre-lttrn 11108 ax-pre-ltadd 11109 ax-pre-mulgt0 11110 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-uni 4852 df-int 4891 df-iun 4936 df-iin 4937 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5521 df-eprel 5526 df-po 5534 df-so 5535 df-fr 5579 df-se 5580 df-we 5581 df-xp 5632 df-rel 5633 df-cnv 5634 df-co 5635 df-dm 5636 df-rn 5637 df-res 5638 df-ima 5639 df-pred 6261 df-ord 6322 df-on 6323 df-lim 6324 df-suc 6325 df-iota 6450 df-fun 6496 df-fn 6497 df-f 6498 df-f1 6499 df-fo 6500 df-f1o 6501 df-fv 6502 df-isom 6503 df-riota 7319 df-ov 7365 df-oprab 7366 df-mpo 7367 df-of 7626 df-om 7813 df-1st 7937 df-2nd 7938 df-supp 8106 df-frecs 8226 df-wrecs 8257 df-recs 8306 df-rdg 8344 df-1o 8400 df-2o 8401 df-er 8638 df-map 8770 df-ixp 8841 df-en 8889 df-dom 8890 df-sdom 8891 df-fin 8892 df-fsupp 9270 df-sup 9350 df-oi 9420 df-card 9858 df-pnf 11176 df-mnf 11177 df-xr 11178 df-ltxr 11179 df-le 11180 df-sub 11374 df-neg 11375 df-nn 12170 df-2 12239 df-3 12240 df-4 12241 df-5 12242 df-6 12243 df-7 12244 df-8 12245 df-9 12246 df-n0 12433 df-z 12520 df-dec 12640 df-uz 12784 df-fz 13457 df-fzo 13604 df-seq 13959 df-hash 14288 df-struct 17112 df-sets 17129 df-slot 17147 df-ndx 17159 df-base 17175 df-ress 17196 df-plusg 17228 df-mulr 17229 df-sca 17231 df-vsca 17232 df-ip 17233 df-tset 17234 df-ple 17235 df-ds 17237 df-hom 17239 df-cco 17240 df-0g 17399 df-gsum 17400 df-prds 17405 df-pws 17407 df-mre 17543 df-mrc 17544 df-acs 17546 df-mgm 18603 df-sgrp 18682 df-mnd 18698 df-mhm 18746 df-submnd 18747 df-grp 18907 df-minusg 18908 df-sbg 18909 df-mulg 19039 df-subg 19094 df-ghm 19183 df-cntz 19287 df-lsm 19606 df-cmn 19752 df-abl 19753 df-mgp 20117 df-rng 20129 df-ur 20158 df-ring 20211 df-nzr 20485 df-subrg 20542 df-lmod 20852 df-lss 20922 df-lsp 20962 df-lmhm 21013 df-lmim 21014 df-lmic 21015 df-lbs 21066 df-sra 21164 df-rgmod 21165 df-dsmm 21726 df-frlm 21741 df-uvc 21777 df-lfig 43518 df-lnm 43526 df-lnr 43560 |
| This theorem is referenced by: lnrfgtr 43570 |
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