| Mathbox for Stefan O'Rear |
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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 2763 | . . . 4 ⊢ (𝑆 freeLMod 𝑎) = (𝑆 freeLMod 𝑎) | |
| 2 | eqid 2763 | . . . 4 ⊢ (Base‘(𝑆 freeLMod 𝑎)) = (Base‘(𝑆 freeLMod 𝑎)) | |
| 3 | eqid 2763 | . . . 4 ⊢ (Base‘𝑀) = (Base‘𝑀) | |
| 4 | eqid 2763 | . . . 4 ⊢ ( ·𝑠 ‘𝑀) = ( ·𝑠 ‘𝑀) | |
| 5 | eqid 2763 | . . . 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 44266 | . . . . 5 ⊢ (𝑀 ∈ LFinGen → 𝑀 ∈ LMod) | |
| 7 | 6 | ad3antrrr 743 | . . . 4 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → 𝑀 ∈ LMod) |
| 8 | vex 3458 | . . . . 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 6883 | . . . . . . 7 ⊢ ( I ↾ 𝑎):𝑎⟶1-1onto𝑎 | |
| 13 | f1of 6843 | . . . . . . 7 ⊢ (( I ↾ 𝑎):𝑎⟶1-1onto𝑎 → ( I ↾ 𝑎):𝑎⟶𝑎) | |
| 14 | 12, 13 | ax-mp 5 | . . . . . 6 ⊢ ( I ↾ 𝑎):𝑎⟶𝑎 |
| 15 | elpwi 4567 | . . . . . 6 ⊢ (𝑎 ∈ 𝒫 (Base‘𝑀) → 𝑎 ⊆ (Base‘𝑀)) | |
| 16 | fss 6745 | . . . . . 6 ⊢ ((( I ↾ 𝑎):𝑎⟶𝑎 ∧ 𝑎 ⊆ (Base‘𝑀)) → ( I ↾ 𝑎):𝑎⟶(Base‘𝑀)) | |
| 17 | 14, 15, 16 | sylancr 599 | . . . . 5 ⊢ (𝑎 ∈ 𝒫 (Base‘𝑀) → ( I ↾ 𝑎):𝑎⟶(Base‘𝑀)) |
| 18 | 17 | ad2antlr 740 | . . . 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 22131 | . . 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 788 | . . . 4 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → 𝑆 ∈ LNoeR) | |
| 21 | simprl 783 | . . . 4 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → 𝑎 ∈ Fin) | |
| 22 | 1 | lnrfrlm 44310 | . . . 4 ⊢ ((𝑆 ∈ LNoeR ∧ 𝑎 ∈ Fin) → (𝑆 freeLMod 𝑎) ∈ LNoeM) |
| 23 | 20, 21, 22 | syl2anc 596 | . . 3 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → (𝑆 freeLMod 𝑎) ∈ LNoeM) |
| 24 | eqid 2763 | . . . . 5 ⊢ (LSpan‘𝑀) = (LSpan‘𝑀) | |
| 25 | 1, 2, 3, 4, 5, 7, 9, 11, 18, 24 | frlmup3 22133 | . . . 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 6084 | . . . . . 6 ⊢ ran ( I ↾ 𝑎) = 𝑎 | |
| 27 | 26 | fveq2i 6908 | . . . . 5 ⊢ ((LSpan‘𝑀)‘ran ( I ↾ 𝑎)) = ((LSpan‘𝑀)‘𝑎) |
| 28 | simprr 785 | . . . . 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 2810 | . . . 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 2798 | . . 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 44278 | . . 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 1399 | . 2 ⊢ ((((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) ∧ 𝑎 ∈ 𝒫 (Base‘𝑀)) ∧ (𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) → 𝑀 ∈ LNoeM) |
| 33 | 3, 24 | islmodfg 44262 | . . . . 5 ⊢ (𝑀 ∈ LMod → (𝑀 ∈ LFinGen ↔ ∃𝑎 ∈ 𝒫 (Base‘𝑀)(𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀)))) |
| 34 | 6, 33 | syl 18 | . . . 4 ⊢ (𝑀 ∈ LFinGen → (𝑀 ∈ LFinGen ↔ ∃𝑎 ∈ 𝒫 (Base‘𝑀)(𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀)))) |
| 35 | 34 | ibi 270 | . . 3 ⊢ (𝑀 ∈ LFinGen → ∃𝑎 ∈ 𝒫 (Base‘𝑀)(𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) |
| 36 | 35 | adantr 486 | . 2 ⊢ ((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) → ∃𝑎 ∈ 𝒫 (Base‘𝑀)(𝑎 ∈ Fin ∧ ((LSpan‘𝑀)‘𝑎) = (Base‘𝑀))) |
| 37 | 32, 36 | r19.29a 3174 | 1 ⊢ ((𝑀 ∈ LFinGen ∧ 𝑆 ∈ LNoeR) → 𝑀 ∈ LNoeM) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1570 ∈ wcel 2147 ∃wrex 3090 Vcvv 3454 ⊆ wss 3900 𝒫 cpw 4560 ↦ cmpt 5189 I cid 5549 ran crn 5656 ↾ cres 5657 ⟶wf 6551 ⟶1-1ontowf1o 6554 ‘cfv 6555 (class class class)co 7440 ∘f cof 7712 Fincfn 8998 Basecbs 17413 Scalarcsca 17457 ·𝑠 cvsca 17458 Σg cgsu 17637 LModclmod 21162 LSpanclspn 21273 LMHom clmhm 21321 freeLMod cfrlm 22079 LFinGenclfig 44260 LNoeMclnm 44268 LNoeRclnr 44301 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7772 ax-cnex 11280 ax-resscn 11281 ax-1cn 11282 ax-icn 11283 ax-addcl 11284 ax-addrcl 11285 ax-mulcl 11286 ax-mulrcl 11287 ax-mulcom 11288 ax-addass 11289 ax-mulass 11290 ax-distr 11291 ax-i2m1 11292 ax-1ne0 11293 ax-1rid 11294 ax-rnegex 11295 ax-rrecex 11296 ax-cnre 11297 ax-pre-lttri 11298 ax-pre-lttrn 11299 ax-pre-ltadd 11300 ax-pre-mulgt0 11301 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4839 df-uni 4871 df-int 4911 df-iun 4956 df-iin 4957 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-se 5609 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6319 df-ord 6380 df-on 6381 df-lim 6382 df-suc 6383 df-iota 6509 df-fun 6557 df-fn 6558 df-f 6559 df-f1 6560 df-fo 6561 df-f1o 6562 df-fv 6563 df-isom 6564 df-riota 7397 df-ov 7443 df-oprab 7444 df-mpo 7445 df-of 7714 df-om 7899 df-1st 8022 df-2nd 8023 df-supp 8202 df-frecs 8324 df-wrecs 8355 df-recs 8404 df-rdg 8443 df-1o 8501 df-2o 8502 df-er 8742 df-map 8874 df-ixp 8951 df-en 8999 df-dom 9000 df-sdom 9001 df-fin 9002 df-fsupp 9379 df-sup 9458 df-oi 9528 df-card 10044 df-pnf 11369 df-mnf 11370 df-xr 11371 df-ltxr 11372 df-le 11373 df-sub 11567 df-neg 11568 df-nn 12360 df-2 12429 df-3 12430 df-4 12431 df-5 12432 df-6 12433 df-7 12434 df-8 12435 df-9 12436 df-n0 12631 df-z 12718 df-dec 12839 df-uz 12990 df-fz 13664 df-fzo 13813 df-seq 14169 df-hash 14499 df-struct 17351 df-sets 17368 df-slot 17386 df-ndx 17398 df-base 17414 df-ress 17435 df-plusg 17467 df-mulr 17468 df-sca 17470 df-vsca 17471 df-ip 17472 df-tset 17473 df-ple 17474 df-ds 17476 df-hom 17478 df-cco 17479 df-0g 17638 df-gsum 17639 df-prds 17644 df-pws 17646 df-mre 17782 df-mrc 17783 df-acs 17785 df-mgm 18842 df-sgrp 18934 df-mnd 18950 df-mhm 19004 df-submnd 19005 df-grp 19173 df-minusg 19174 df-sbg 19175 df-mulg 19304 df-subg 19359 df-ghm 19454 df-cntz 19558 df-lsm 19877 df-cmn 20023 df-abl 20024 df-mgp 20388 df-rng 20402 df-ur 20435 df-ring 20488 df-nzr 20790 df-subrg 20849 df-lmod 21164 df-lss 21234 df-lsp 21274 df-lmhm 21324 df-lmim 21325 df-lmic 21326 df-lbs 21377 df-sra 21475 df-rgmod 21476 df-dsmm 22065 df-frlm 22080 df-uvc 22116 df-lfig 44261 df-lnm 44269 df-lnr 44302 |
| This theorem is used by: lnrfgtr 44312 |
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