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Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > 1arithufdlem1 | Structured version Visualization version GIF version |
Description: Lemma for 1arithufd 33363. The set 𝑆 of elements which can be written as a product of primes is not empty. (Contributed by Thierry Arnoux, 3-Jun-2025.) |
Ref | Expression |
---|---|
1arithufd.b | ⊢ 𝐵 = (Base‘𝑅) |
1arithufd.0 | ⊢ 0 = (0g‘𝑅) |
1arithufd.u | ⊢ 𝑈 = (Unit‘𝑅) |
1arithufd.p | ⊢ 𝑃 = (RPrime‘𝑅) |
1arithufd.m | ⊢ 𝑀 = (mulGrp‘𝑅) |
1arithufd.r | ⊢ (𝜑 → 𝑅 ∈ UFD) |
1arithufdlem.1 | ⊢ (𝜑 → 𝑅 ∈ NzRing) |
1arithufdlem.2 | ⊢ (𝜑 → ¬ 𝑅 ∈ DivRing) |
1arithufdlem.s | ⊢ 𝑆 = {𝑥 ∈ 𝐵 ∣ ∃𝑓 ∈ Word 𝑃𝑥 = (𝑀 Σg 𝑓)} |
Ref | Expression |
---|---|
1arithufdlem1 | ⊢ (𝜑 → 𝑆 ≠ ∅) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqeq1 2729 | . . . . . . 7 ⊢ (𝑥 = 𝑝 → (𝑥 = (𝑀 Σg 𝑓) ↔ 𝑝 = (𝑀 Σg 𝑓))) | |
2 | 1 | rexbidv 3168 | . . . . . 6 ⊢ (𝑥 = 𝑝 → (∃𝑓 ∈ Word 𝑃𝑥 = (𝑀 Σg 𝑓) ↔ ∃𝑓 ∈ Word 𝑃𝑝 = (𝑀 Σg 𝑓))) |
3 | 1arithufd.b | . . . . . . 7 ⊢ 𝐵 = (Base‘𝑅) | |
4 | 1arithufd.p | . . . . . . 7 ⊢ 𝑃 = (RPrime‘𝑅) | |
5 | 1arithufd.r | . . . . . . . . 9 ⊢ (𝜑 → 𝑅 ∈ UFD) | |
6 | 5 | ad2antrr 724 | . . . . . . . 8 ⊢ (((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) → 𝑅 ∈ UFD) |
7 | 6 | ad2antrr 724 | . . . . . . 7 ⊢ (((((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) ∧ 𝑝 ∈ 𝑃) ∧ 𝑝 ∈ 𝑚) → 𝑅 ∈ UFD) |
8 | simplr 767 | . . . . . . 7 ⊢ (((((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) ∧ 𝑝 ∈ 𝑃) ∧ 𝑝 ∈ 𝑚) → 𝑝 ∈ 𝑃) | |
9 | 3, 4, 7, 8 | rprmcl 33330 | . . . . . 6 ⊢ (((((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) ∧ 𝑝 ∈ 𝑃) ∧ 𝑝 ∈ 𝑚) → 𝑝 ∈ 𝐵) |
10 | oveq2 7427 | . . . . . . . 8 ⊢ (𝑓 = 〈“𝑝”〉 → (𝑀 Σg 𝑓) = (𝑀 Σg 〈“𝑝”〉)) | |
11 | 10 | eqeq2d 2736 | . . . . . . 7 ⊢ (𝑓 = 〈“𝑝”〉 → (𝑝 = (𝑀 Σg 𝑓) ↔ 𝑝 = (𝑀 Σg 〈“𝑝”〉))) |
12 | 8 | s1cld 14589 | . . . . . . 7 ⊢ (((((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) ∧ 𝑝 ∈ 𝑃) ∧ 𝑝 ∈ 𝑚) → 〈“𝑝”〉 ∈ Word 𝑃) |
13 | 1arithufd.m | . . . . . . . . . . 11 ⊢ 𝑀 = (mulGrp‘𝑅) | |
14 | 13, 3 | mgpbas 20092 | . . . . . . . . . 10 ⊢ 𝐵 = (Base‘𝑀) |
15 | 14 | gsumws1 18798 | . . . . . . . . 9 ⊢ (𝑝 ∈ 𝐵 → (𝑀 Σg 〈“𝑝”〉) = 𝑝) |
16 | 9, 15 | syl 17 | . . . . . . . 8 ⊢ (((((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) ∧ 𝑝 ∈ 𝑃) ∧ 𝑝 ∈ 𝑚) → (𝑀 Σg 〈“𝑝”〉) = 𝑝) |
17 | 16 | eqcomd 2731 | . . . . . . 7 ⊢ (((((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) ∧ 𝑝 ∈ 𝑃) ∧ 𝑝 ∈ 𝑚) → 𝑝 = (𝑀 Σg 〈“𝑝”〉)) |
18 | 11, 12, 17 | rspcedvdw 3609 | . . . . . 6 ⊢ (((((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) ∧ 𝑝 ∈ 𝑃) ∧ 𝑝 ∈ 𝑚) → ∃𝑓 ∈ Word 𝑃𝑝 = (𝑀 Σg 𝑓)) |
19 | 2, 9, 18 | elrabd 3681 | . . . . 5 ⊢ (((((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) ∧ 𝑝 ∈ 𝑃) ∧ 𝑝 ∈ 𝑚) → 𝑝 ∈ {𝑥 ∈ 𝐵 ∣ ∃𝑓 ∈ Word 𝑃𝑥 = (𝑀 Σg 𝑓)}) |
20 | 1arithufdlem.s | . . . . 5 ⊢ 𝑆 = {𝑥 ∈ 𝐵 ∣ ∃𝑓 ∈ Word 𝑃𝑥 = (𝑀 Σg 𝑓)} | |
21 | 19, 20 | eleqtrrdi 2836 | . . . 4 ⊢ (((((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) ∧ 𝑝 ∈ 𝑃) ∧ 𝑝 ∈ 𝑚) → 𝑝 ∈ 𝑆) |
22 | 21 | ne0d 4335 | . . 3 ⊢ (((((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) ∧ 𝑝 ∈ 𝑃) ∧ 𝑝 ∈ 𝑚) → 𝑆 ≠ ∅) |
23 | eqid 2725 | . . . 4 ⊢ (PrmIdeal‘𝑅) = (PrmIdeal‘𝑅) | |
24 | 1arithufd.0 | . . . 4 ⊢ 0 = (0g‘𝑅) | |
25 | 1arithufdlem.1 | . . . . 5 ⊢ (𝜑 → 𝑅 ∈ NzRing) | |
26 | 25 | ad2antrr 724 | . . . 4 ⊢ (((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) → 𝑅 ∈ NzRing) |
27 | 5 | ufdcringd 33356 | . . . . . 6 ⊢ (𝜑 → 𝑅 ∈ CRing) |
28 | 27 | ad2antrr 724 | . . . . 5 ⊢ (((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) → 𝑅 ∈ CRing) |
29 | simplr 767 | . . . . 5 ⊢ (((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) → 𝑚 ∈ (MaxIdeal‘𝑅)) | |
30 | eqid 2725 | . . . . . 6 ⊢ (LSSum‘(mulGrp‘𝑅)) = (LSSum‘(mulGrp‘𝑅)) | |
31 | 30 | mxidlprm 33282 | . . . . 5 ⊢ ((𝑅 ∈ CRing ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) → 𝑚 ∈ (PrmIdeal‘𝑅)) |
32 | 28, 29, 31 | syl2anc 582 | . . . 4 ⊢ (((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) → 𝑚 ∈ (PrmIdeal‘𝑅)) |
33 | simpr 483 | . . . 4 ⊢ (((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) → 𝑚 ≠ { 0 }) | |
34 | 23, 4, 24, 26, 6, 32, 33 | ufdprmidl 33354 | . . 3 ⊢ (((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) → ∃𝑝 ∈ 𝑃 𝑝 ∈ 𝑚) |
35 | 22, 34 | r19.29a 3151 | . 2 ⊢ (((𝜑 ∧ 𝑚 ∈ (MaxIdeal‘𝑅)) ∧ 𝑚 ≠ { 0 }) → 𝑆 ≠ ∅) |
36 | 1arithufdlem.2 | . . 3 ⊢ (𝜑 → ¬ 𝑅 ∈ DivRing) | |
37 | 24, 25, 36 | krullndrng 33293 | . 2 ⊢ (𝜑 → ∃𝑚 ∈ (MaxIdeal‘𝑅)𝑚 ≠ { 0 }) |
38 | 35, 37 | r19.29a 3151 | 1 ⊢ (𝜑 → 𝑆 ≠ ∅) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ∧ wa 394 = wceq 1533 ∈ wcel 2098 ≠ wne 2929 ∃wrex 3059 {crab 3418 ∅c0 4322 {csn 4630 ‘cfv 6549 (class class class)co 7419 Word cword 14500 〈“cs1 14581 Basecbs 17183 0gc0g 17424 Σg cgsu 17425 LSSumclsm 19601 mulGrpcmgp 20086 CRingccrg 20186 Unitcui 20306 RPrimecrpm 20383 NzRingcnzr 20463 DivRingcdr 20636 PrmIdealcprmidl 33247 MaxIdealcmxidl 33271 UFDcufd 33350 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2166 ax-ext 2696 ax-rep 5286 ax-sep 5300 ax-nul 5307 ax-pow 5365 ax-pr 5429 ax-un 7741 ax-ac2 10488 ax-cnex 11196 ax-resscn 11197 ax-1cn 11198 ax-icn 11199 ax-addcl 11200 ax-addrcl 11201 ax-mulcl 11202 ax-mulrcl 11203 ax-mulcom 11204 ax-addass 11205 ax-mulass 11206 ax-distr 11207 ax-i2m1 11208 ax-1ne0 11209 ax-1rid 11210 ax-rnegex 11211 ax-rrecex 11212 ax-cnre 11213 ax-pre-lttri 11214 ax-pre-lttrn 11215 ax-pre-ltadd 11216 ax-pre-mulgt0 11217 |
This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2703 df-cleq 2717 df-clel 2802 df-nfc 2877 df-ne 2930 df-nel 3036 df-ral 3051 df-rex 3060 df-rmo 3363 df-reu 3364 df-rab 3419 df-v 3463 df-sbc 3774 df-csb 3890 df-dif 3947 df-un 3949 df-in 3951 df-ss 3961 df-pss 3964 df-nul 4323 df-if 4531 df-pw 4606 df-sn 4631 df-pr 4633 df-op 4637 df-uni 4910 df-int 4951 df-iun 4999 df-br 5150 df-opab 5212 df-mpt 5233 df-tr 5267 df-id 5576 df-eprel 5582 df-po 5590 df-so 5591 df-fr 5633 df-se 5634 df-we 5635 df-xp 5684 df-rel 5685 df-cnv 5686 df-co 5687 df-dm 5688 df-rn 5689 df-res 5690 df-ima 5691 df-pred 6307 df-ord 6374 df-on 6375 df-lim 6376 df-suc 6377 df-iota 6501 df-fun 6551 df-fn 6552 df-f 6553 df-f1 6554 df-fo 6555 df-f1o 6556 df-fv 6557 df-isom 6558 df-riota 7375 df-ov 7422 df-oprab 7423 df-mpo 7424 df-rpss 7729 df-om 7872 df-1st 7994 df-2nd 7995 df-tpos 8232 df-frecs 8287 df-wrecs 8318 df-recs 8392 df-rdg 8431 df-1o 8487 df-oadd 8491 df-er 8725 df-map 8847 df-en 8965 df-dom 8966 df-sdom 8967 df-fin 8968 df-dju 9926 df-card 9964 df-ac 10141 df-pnf 11282 df-mnf 11283 df-xr 11284 df-ltxr 11285 df-le 11286 df-sub 11478 df-neg 11479 df-nn 12246 df-2 12308 df-3 12309 df-4 12310 df-5 12311 df-6 12312 df-7 12313 df-8 12314 df-n0 12506 df-xnn0 12578 df-z 12592 df-uz 12856 df-ico 13365 df-fz 13520 df-fzo 13663 df-seq 14003 df-hash 14326 df-word 14501 df-s1 14582 df-sets 17136 df-slot 17154 df-ndx 17166 df-base 17184 df-ress 17213 df-plusg 17249 df-mulr 17250 df-sca 17252 df-vsca 17253 df-ip 17254 df-0g 17426 df-gsum 17427 df-mgm 18603 df-sgrp 18682 df-mnd 18698 df-submnd 18744 df-grp 18901 df-minusg 18902 df-sbg 18903 df-subg 19086 df-cntz 19280 df-lsm 19603 df-cmn 19749 df-abl 19750 df-mgp 20087 df-rng 20105 df-ur 20134 df-ring 20187 df-cring 20188 df-oppr 20285 df-dvdsr 20308 df-unit 20309 df-invr 20339 df-rprm 20384 df-nzr 20464 df-subrg 20520 df-drng 20638 df-abv 20709 df-lmod 20757 df-lss 20828 df-lsp 20868 df-sra 21070 df-rgmod 21071 df-lidl 21116 df-rsp 21117 df-lpidl 21229 df-domn 21248 df-idom 21249 df-prmidl 33248 df-mxidl 33272 df-ufd 33351 |
This theorem is referenced by: (None) |
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