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Mirrors > Home > MPE Home > Th. List > znchr | Structured version Visualization version GIF version |
Description: Cyclic rings are defined by their characteristic. (Contributed by Stefan O'Rear, 6-Sep-2015.) |
Ref | Expression |
---|---|
znchr.y | ⊢ 𝑌 = (ℤ/nℤ‘𝑁) |
Ref | Expression |
---|---|
znchr | ⊢ (𝑁 ∈ ℕ0 → (chr‘𝑌) = 𝑁) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | znchr.y | . . . . . . 7 ⊢ 𝑌 = (ℤ/nℤ‘𝑁) | |
2 | 1 | zncrng 20694 | . . . . . 6 ⊢ (𝑁 ∈ ℕ0 → 𝑌 ∈ CRing) |
3 | crngring 19311 | . . . . . 6 ⊢ (𝑌 ∈ CRing → 𝑌 ∈ Ring) | |
4 | 2, 3 | syl 17 | . . . . 5 ⊢ (𝑁 ∈ ℕ0 → 𝑌 ∈ Ring) |
5 | nn0z 12008 | . . . . 5 ⊢ (𝑥 ∈ ℕ0 → 𝑥 ∈ ℤ) | |
6 | eqid 2824 | . . . . . 6 ⊢ (chr‘𝑌) = (chr‘𝑌) | |
7 | eqid 2824 | . . . . . 6 ⊢ (ℤRHom‘𝑌) = (ℤRHom‘𝑌) | |
8 | eqid 2824 | . . . . . 6 ⊢ (0g‘𝑌) = (0g‘𝑌) | |
9 | 6, 7, 8 | chrdvds 20678 | . . . . 5 ⊢ ((𝑌 ∈ Ring ∧ 𝑥 ∈ ℤ) → ((chr‘𝑌) ∥ 𝑥 ↔ ((ℤRHom‘𝑌)‘𝑥) = (0g‘𝑌))) |
10 | 4, 5, 9 | syl2an 597 | . . . 4 ⊢ ((𝑁 ∈ ℕ0 ∧ 𝑥 ∈ ℕ0) → ((chr‘𝑌) ∥ 𝑥 ↔ ((ℤRHom‘𝑌)‘𝑥) = (0g‘𝑌))) |
11 | 1, 7, 8 | zndvds0 20700 | . . . . 5 ⊢ ((𝑁 ∈ ℕ0 ∧ 𝑥 ∈ ℤ) → (((ℤRHom‘𝑌)‘𝑥) = (0g‘𝑌) ↔ 𝑁 ∥ 𝑥)) |
12 | 5, 11 | sylan2 594 | . . . 4 ⊢ ((𝑁 ∈ ℕ0 ∧ 𝑥 ∈ ℕ0) → (((ℤRHom‘𝑌)‘𝑥) = (0g‘𝑌) ↔ 𝑁 ∥ 𝑥)) |
13 | 10, 12 | bitrd 281 | . . 3 ⊢ ((𝑁 ∈ ℕ0 ∧ 𝑥 ∈ ℕ0) → ((chr‘𝑌) ∥ 𝑥 ↔ 𝑁 ∥ 𝑥)) |
14 | 13 | ralrimiva 3185 | . 2 ⊢ (𝑁 ∈ ℕ0 → ∀𝑥 ∈ ℕ0 ((chr‘𝑌) ∥ 𝑥 ↔ 𝑁 ∥ 𝑥)) |
15 | 6 | chrcl 20676 | . . . 4 ⊢ (𝑌 ∈ Ring → (chr‘𝑌) ∈ ℕ0) |
16 | 4, 15 | syl 17 | . . 3 ⊢ (𝑁 ∈ ℕ0 → (chr‘𝑌) ∈ ℕ0) |
17 | dvdsext 15674 | . . 3 ⊢ (((chr‘𝑌) ∈ ℕ0 ∧ 𝑁 ∈ ℕ0) → ((chr‘𝑌) = 𝑁 ↔ ∀𝑥 ∈ ℕ0 ((chr‘𝑌) ∥ 𝑥 ↔ 𝑁 ∥ 𝑥))) | |
18 | 16, 17 | mpancom 686 | . 2 ⊢ (𝑁 ∈ ℕ0 → ((chr‘𝑌) = 𝑁 ↔ ∀𝑥 ∈ ℕ0 ((chr‘𝑌) ∥ 𝑥 ↔ 𝑁 ∥ 𝑥))) |
19 | 14, 18 | mpbird 259 | 1 ⊢ (𝑁 ∈ ℕ0 → (chr‘𝑌) = 𝑁) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 208 ∧ wa 398 = wceq 1536 ∈ wcel 2113 ∀wral 3141 class class class wbr 5069 ‘cfv 6358 ℕ0cn0 11900 ℤcz 11984 ∥ cdvds 15610 0gc0g 16716 Ringcrg 19300 CRingccrg 19301 ℤRHomczrh 20650 chrcchr 20652 ℤ/nℤczn 20653 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1969 ax-7 2014 ax-8 2115 ax-9 2123 ax-10 2144 ax-11 2160 ax-12 2176 ax-ext 2796 ax-rep 5193 ax-sep 5206 ax-nul 5213 ax-pow 5269 ax-pr 5333 ax-un 7464 ax-cnex 10596 ax-resscn 10597 ax-1cn 10598 ax-icn 10599 ax-addcl 10600 ax-addrcl 10601 ax-mulcl 10602 ax-mulrcl 10603 ax-mulcom 10604 ax-addass 10605 ax-mulass 10606 ax-distr 10607 ax-i2m1 10608 ax-1ne0 10609 ax-1rid 10610 ax-rnegex 10611 ax-rrecex 10612 ax-cnre 10613 ax-pre-lttri 10614 ax-pre-lttrn 10615 ax-pre-ltadd 10616 ax-pre-mulgt0 10617 ax-pre-sup 10618 ax-addf 10619 ax-mulf 10620 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1539 df-ex 1780 df-nf 1784 df-sb 2069 df-mo 2621 df-eu 2653 df-clab 2803 df-cleq 2817 df-clel 2896 df-nfc 2966 df-ne 3020 df-nel 3127 df-ral 3146 df-rex 3147 df-reu 3148 df-rmo 3149 df-rab 3150 df-v 3499 df-sbc 3776 df-csb 3887 df-dif 3942 df-un 3944 df-in 3946 df-ss 3955 df-pss 3957 df-nul 4295 df-if 4471 df-pw 4544 df-sn 4571 df-pr 4573 df-tp 4575 df-op 4577 df-uni 4842 df-int 4880 df-iun 4924 df-br 5070 df-opab 5132 df-mpt 5150 df-tr 5176 df-id 5463 df-eprel 5468 df-po 5477 df-so 5478 df-fr 5517 df-we 5519 df-xp 5564 df-rel 5565 df-cnv 5566 df-co 5567 df-dm 5568 df-rn 5569 df-res 5570 df-ima 5571 df-pred 6151 df-ord 6197 df-on 6198 df-lim 6199 df-suc 6200 df-iota 6317 df-fun 6360 df-fn 6361 df-f 6362 df-f1 6363 df-fo 6364 df-f1o 6365 df-fv 6366 df-riota 7117 df-ov 7162 df-oprab 7163 df-mpo 7164 df-om 7584 df-1st 7692 df-2nd 7693 df-tpos 7895 df-wrecs 7950 df-recs 8011 df-rdg 8049 df-1o 8105 df-oadd 8109 df-er 8292 df-ec 8294 df-qs 8298 df-map 8411 df-en 8513 df-dom 8514 df-sdom 8515 df-fin 8516 df-sup 8909 df-inf 8910 df-pnf 10680 df-mnf 10681 df-xr 10682 df-ltxr 10683 df-le 10684 df-sub 10875 df-neg 10876 df-div 11301 df-nn 11642 df-2 11703 df-3 11704 df-4 11705 df-5 11706 df-6 11707 df-7 11708 df-8 11709 df-9 11710 df-n0 11901 df-z 11985 df-dec 12102 df-uz 12247 df-rp 12393 df-fz 12896 df-fl 13165 df-mod 13241 df-seq 13373 df-exp 13433 df-cj 14461 df-re 14462 df-im 14463 df-sqrt 14597 df-abs 14598 df-dvds 15611 df-struct 16488 df-ndx 16489 df-slot 16490 df-base 16492 df-sets 16493 df-ress 16494 df-plusg 16581 df-mulr 16582 df-starv 16583 df-sca 16584 df-vsca 16585 df-ip 16586 df-tset 16587 df-ple 16588 df-ds 16590 df-unif 16591 df-0g 16718 df-imas 16784 df-qus 16785 df-mgm 17855 df-sgrp 17904 df-mnd 17915 df-mhm 17959 df-grp 18109 df-minusg 18110 df-sbg 18111 df-mulg 18228 df-subg 18279 df-nsg 18280 df-eqg 18281 df-ghm 18359 df-od 18659 df-cmn 18911 df-abl 18912 df-mgp 19243 df-ur 19255 df-ring 19302 df-cring 19303 df-oppr 19376 df-dvdsr 19394 df-rnghom 19470 df-subrg 19536 df-lmod 19639 df-lss 19707 df-lsp 19747 df-sra 19947 df-rgmod 19948 df-lidl 19949 df-rsp 19950 df-2idl 20008 df-cnfld 20549 df-zring 20621 df-zrh 20654 df-chr 20656 df-zn 20657 |
This theorem is referenced by: (None) |
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