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Mirrors > Home > MPE Home > Th. List > dchr1 | Structured version Visualization version GIF version |
Description: Value of the principal Dirichlet character. (Contributed by Mario Carneiro, 28-Apr-2016.) |
Ref | Expression |
---|---|
dchr1.g | ⊢ 𝐺 = (DChr‘𝑁) |
dchr1.z | ⊢ 𝑍 = (ℤ/nℤ‘𝑁) |
dchr1.o | ⊢ 1 = (0g‘𝐺) |
dchr1.u | ⊢ 𝑈 = (Unit‘𝑍) |
dchr1.n | ⊢ (𝜑 → 𝑁 ∈ ℕ) |
dchr1.a | ⊢ (𝜑 → 𝐴 ∈ 𝑈) |
Ref | Expression |
---|---|
dchr1 | ⊢ (𝜑 → ( 1 ‘𝐴) = 1) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | dchr1.g | . . . 4 ⊢ 𝐺 = (DChr‘𝑁) | |
2 | dchr1.z | . . . 4 ⊢ 𝑍 = (ℤ/nℤ‘𝑁) | |
3 | eqid 2737 | . . . 4 ⊢ (Base‘𝐺) = (Base‘𝐺) | |
4 | eqid 2737 | . . . 4 ⊢ (Base‘𝑍) = (Base‘𝑍) | |
5 | dchr1.u | . . . 4 ⊢ 𝑈 = (Unit‘𝑍) | |
6 | eqid 2737 | . . . 4 ⊢ (𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0)) = (𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0)) | |
7 | dchr1.n | . . . 4 ⊢ (𝜑 → 𝑁 ∈ ℕ) | |
8 | 1, 2, 3, 4, 5, 6, 7 | dchr1cl 26132 | . . 3 ⊢ (𝜑 → (𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0)) ∈ (Base‘𝐺)) |
9 | eleq1w 2820 | . . . . . 6 ⊢ (𝑘 = 𝑥 → (𝑘 ∈ 𝑈 ↔ 𝑥 ∈ 𝑈)) | |
10 | 9 | ifbid 4462 | . . . . 5 ⊢ (𝑘 = 𝑥 → if(𝑘 ∈ 𝑈, 1, 0) = if(𝑥 ∈ 𝑈, 1, 0)) |
11 | 10 | cbvmptv 5158 | . . . 4 ⊢ (𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0)) = (𝑥 ∈ (Base‘𝑍) ↦ if(𝑥 ∈ 𝑈, 1, 0)) |
12 | eqid 2737 | . . . 4 ⊢ (+g‘𝐺) = (+g‘𝐺) | |
13 | 1, 2, 3, 4, 5, 11, 12, 8 | dchrmulid2 26133 | . . 3 ⊢ (𝜑 → ((𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0))(+g‘𝐺)(𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0))) = (𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0))) |
14 | 1 | dchrabl 26135 | . . . 4 ⊢ (𝑁 ∈ ℕ → 𝐺 ∈ Abel) |
15 | ablgrp 19175 | . . . 4 ⊢ (𝐺 ∈ Abel → 𝐺 ∈ Grp) | |
16 | dchr1.o | . . . . 5 ⊢ 1 = (0g‘𝐺) | |
17 | 3, 12, 16 | isgrpid2 18404 | . . . 4 ⊢ (𝐺 ∈ Grp → (((𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0)) ∈ (Base‘𝐺) ∧ ((𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0))(+g‘𝐺)(𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0))) = (𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0))) ↔ 1 = (𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0)))) |
18 | 7, 14, 15, 17 | 4syl 19 | . . 3 ⊢ (𝜑 → (((𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0)) ∈ (Base‘𝐺) ∧ ((𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0))(+g‘𝐺)(𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0))) = (𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0))) ↔ 1 = (𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0)))) |
19 | 8, 13, 18 | mpbi2and 712 | . 2 ⊢ (𝜑 → 1 = (𝑘 ∈ (Base‘𝑍) ↦ if(𝑘 ∈ 𝑈, 1, 0))) |
20 | simpr 488 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 = 𝐴) → 𝑘 = 𝐴) | |
21 | dchr1.a | . . . . 5 ⊢ (𝜑 → 𝐴 ∈ 𝑈) | |
22 | 21 | adantr 484 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 = 𝐴) → 𝐴 ∈ 𝑈) |
23 | 20, 22 | eqeltrd 2838 | . . 3 ⊢ ((𝜑 ∧ 𝑘 = 𝐴) → 𝑘 ∈ 𝑈) |
24 | 23 | iftrued 4447 | . 2 ⊢ ((𝜑 ∧ 𝑘 = 𝐴) → if(𝑘 ∈ 𝑈, 1, 0) = 1) |
25 | 4, 5 | unitss 19678 | . . 3 ⊢ 𝑈 ⊆ (Base‘𝑍) |
26 | 25, 21 | sseldi 3899 | . 2 ⊢ (𝜑 → 𝐴 ∈ (Base‘𝑍)) |
27 | 1cnd 10828 | . 2 ⊢ (𝜑 → 1 ∈ ℂ) | |
28 | 19, 24, 26, 27 | fvmptd 6825 | 1 ⊢ (𝜑 → ( 1 ‘𝐴) = 1) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 = wceq 1543 ∈ wcel 2110 ifcif 4439 ↦ cmpt 5135 ‘cfv 6380 (class class class)co 7213 ℂcc 10727 0cc0 10729 1c1 10730 ℕcn 11830 Basecbs 16760 +gcplusg 16802 0gc0g 16944 Grpcgrp 18365 Abelcabl 19171 Unitcui 19657 ℤ/nℤczn 20469 DChrcdchr 26113 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2016 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2158 ax-12 2175 ax-ext 2708 ax-rep 5179 ax-sep 5192 ax-nul 5199 ax-pow 5258 ax-pr 5322 ax-un 7523 ax-cnex 10785 ax-resscn 10786 ax-1cn 10787 ax-icn 10788 ax-addcl 10789 ax-addrcl 10790 ax-mulcl 10791 ax-mulrcl 10792 ax-mulcom 10793 ax-addass 10794 ax-mulass 10795 ax-distr 10796 ax-i2m1 10797 ax-1ne0 10798 ax-1rid 10799 ax-rnegex 10800 ax-rrecex 10801 ax-cnre 10802 ax-pre-lttri 10803 ax-pre-lttrn 10804 ax-pre-ltadd 10805 ax-pre-mulgt0 10806 ax-addf 10808 ax-mulf 10809 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 848 df-3or 1090 df-3an 1091 df-tru 1546 df-fal 1556 df-ex 1788 df-nf 1792 df-sb 2071 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2729 df-clel 2816 df-nfc 2886 df-ne 2941 df-nel 3047 df-ral 3066 df-rex 3067 df-reu 3068 df-rmo 3069 df-rab 3070 df-v 3410 df-sbc 3695 df-csb 3812 df-dif 3869 df-un 3871 df-in 3873 df-ss 3883 df-pss 3885 df-nul 4238 df-if 4440 df-pw 4515 df-sn 4542 df-pr 4544 df-tp 4546 df-op 4548 df-uni 4820 df-int 4860 df-iun 4906 df-br 5054 df-opab 5116 df-mpt 5136 df-tr 5162 df-id 5455 df-eprel 5460 df-po 5468 df-so 5469 df-fr 5509 df-we 5511 df-xp 5557 df-rel 5558 df-cnv 5559 df-co 5560 df-dm 5561 df-rn 5562 df-res 5563 df-ima 5564 df-pred 6160 df-ord 6216 df-on 6217 df-lim 6218 df-suc 6219 df-iota 6338 df-fun 6382 df-fn 6383 df-f 6384 df-f1 6385 df-fo 6386 df-f1o 6387 df-fv 6388 df-riota 7170 df-ov 7216 df-oprab 7217 df-mpo 7218 df-of 7469 df-om 7645 df-1st 7761 df-2nd 7762 df-tpos 7968 df-wrecs 8047 df-recs 8108 df-rdg 8146 df-1o 8202 df-er 8391 df-ec 8393 df-qs 8397 df-map 8510 df-en 8627 df-dom 8628 df-sdom 8629 df-fin 8630 df-sup 9058 df-inf 9059 df-pnf 10869 df-mnf 10870 df-xr 10871 df-ltxr 10872 df-le 10873 df-sub 11064 df-neg 11065 df-div 11490 df-nn 11831 df-2 11893 df-3 11894 df-4 11895 df-5 11896 df-6 11897 df-7 11898 df-8 11899 df-9 11900 df-n0 12091 df-z 12177 df-dec 12294 df-uz 12439 df-fz 13096 df-struct 16700 df-sets 16717 df-slot 16735 df-ndx 16745 df-base 16761 df-ress 16785 df-plusg 16815 df-mulr 16816 df-starv 16817 df-sca 16818 df-vsca 16819 df-ip 16820 df-tset 16821 df-ple 16822 df-ds 16824 df-unif 16825 df-0g 16946 df-imas 17013 df-qus 17014 df-mgm 18114 df-sgrp 18163 df-mnd 18174 df-mhm 18218 df-grp 18368 df-minusg 18369 df-sbg 18370 df-subg 18540 df-nsg 18541 df-eqg 18542 df-cmn 19172 df-abl 19173 df-mgp 19505 df-ur 19517 df-ring 19564 df-cring 19565 df-oppr 19641 df-dvdsr 19659 df-unit 19660 df-invr 19690 df-subrg 19798 df-lmod 19901 df-lss 19969 df-lsp 20009 df-sra 20209 df-rgmod 20210 df-lidl 20211 df-rsp 20212 df-2idl 20270 df-cnfld 20364 df-zring 20436 df-zn 20473 df-dchr 26114 |
This theorem is referenced by: dchrinv 26142 dchr1re 26144 dchrsum2 26149 rpvmasumlem 26368 rpvmasum2 26393 |
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