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| Mirrors > Home > MPE Home > Th. List > Mathboxes > rprmndvdsru | Structured version Visualization version GIF version | ||
| Description: A ring prime element does not divide any ring unit. (Contributed by Thierry Arnoux, 27-May-2025.) |
| Ref | Expression |
|---|---|
| rprmndvdsru.u | ⊢ 𝑈 = (Unit‘𝑅) |
| rprmndvdsru.p | ⊢ 𝑃 = (RPrime‘𝑅) |
| rprmndvdsru.d | ⊢ ∥ = (∥r‘𝑅) |
| rprmndvdsru.r | ⊢ (𝜑 → 𝑅 ∈ CRing) |
| rprmndvdsru.q | ⊢ (𝜑 → 𝑄 ∈ 𝑃) |
| rprmndvdsru.t | ⊢ (𝜑 → 𝑇 ∈ 𝑈) |
| Ref | Expression |
|---|---|
| rprmndvdsru | ⊢ (𝜑 → ¬ 𝑄 ∥ 𝑇) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2761 | . . 3 ⊢ (1r‘𝑅) = (1r‘𝑅) | |
| 2 | rprmndvdsru.d | . . 3 ⊢ ∥ = (∥r‘𝑅) | |
| 3 | rprmndvdsru.p | . . 3 ⊢ 𝑃 = (RPrime‘𝑅) | |
| 4 | rprmndvdsru.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ CRing) | |
| 5 | rprmndvdsru.q | . . 3 ⊢ (𝜑 → 𝑄 ∈ 𝑃) | |
| 6 | 1, 2, 3, 4, 5 | rprmndvdsr1 33679 | . 2 ⊢ (𝜑 → ¬ 𝑄 ∥ (1r‘𝑅)) |
| 7 | 4 | crngringd 20273 | . . 3 ⊢ (𝜑 → 𝑅 ∈ Ring) |
| 8 | rprmndvdsru.t | . . . 4 ⊢ (𝜑 → 𝑇 ∈ 𝑈) | |
| 9 | rprmndvdsru.u | . . . . . 6 ⊢ 𝑈 = (Unit‘𝑅) | |
| 10 | 9, 1, 2 | crngunit 20404 | . . . . 5 ⊢ (𝑅 ∈ CRing → (𝑇 ∈ 𝑈 ↔ 𝑇 ∥ (1r‘𝑅))) |
| 11 | 10 | biimpa 480 | . . . 4 ⊢ ((𝑅 ∈ CRing ∧ 𝑇 ∈ 𝑈) → 𝑇 ∥ (1r‘𝑅)) |
| 12 | 4, 8, 11 | syl2anc 593 | . . 3 ⊢ (𝜑 → 𝑇 ∥ (1r‘𝑅)) |
| 13 | eqid 2761 | . . . . . . 7 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 14 | 13, 2 | dvdsrtr 20394 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝑄 ∥ 𝑇 ∧ 𝑇 ∥ (1r‘𝑅)) → 𝑄 ∥ (1r‘𝑅)) |
| 15 | 14 | 3expa 1130 | . . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝑄 ∥ 𝑇) ∧ 𝑇 ∥ (1r‘𝑅)) → 𝑄 ∥ (1r‘𝑅)) |
| 16 | 15 | an32s 662 | . . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝑇 ∥ (1r‘𝑅)) ∧ 𝑄 ∥ 𝑇) → 𝑄 ∥ (1r‘𝑅)) |
| 17 | 16 | ex 416 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝑇 ∥ (1r‘𝑅)) → (𝑄 ∥ 𝑇 → 𝑄 ∥ (1r‘𝑅))) |
| 18 | 7, 12, 17 | syl2anc 593 | . 2 ⊢ (𝜑 → (𝑄 ∥ 𝑇 → 𝑄 ∥ (1r‘𝑅))) |
| 19 | 6, 18 | mtod 200 | 1 ⊢ (𝜑 → ¬ 𝑄 ∥ 𝑇) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 399 = wceq 1559 ∈ wcel 2141 class class class wbr 5099 ‘cfv 6515 Basecbs 17226 1rcur 20208 Ringcrg 20260 CRingccrg 20261 ∥rcdsr 20380 Unitcui 20381 RPrimecrpm 20458 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7712 ax-cnex 11124 ax-resscn 11125 ax-1cn 11126 ax-icn 11127 ax-addcl 11128 ax-addrcl 11129 ax-mulcl 11130 ax-mulrcl 11131 ax-mulcom 11132 ax-addass 11133 ax-mulass 11134 ax-distr 11135 ax-i2m1 11136 ax-1ne0 11137 ax-1rid 11138 ax-rnegex 11139 ax-rrecex 11140 ax-cnre 11141 ax-pre-lttri 11142 ax-pre-lttrn 11143 ax-pre-ltadd 11144 ax-pre-mulgt0 11145 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5540 df-eprel 5545 df-po 5553 df-so 5554 df-fr 5598 df-we 5600 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-pred 6282 df-ord 6343 df-on 6344 df-lim 6345 df-suc 6346 df-iota 6471 df-fun 6517 df-fn 6518 df-f 6519 df-f1 6520 df-fo 6521 df-f1o 6522 df-fv 6523 df-riota 7347 df-ov 7393 df-oprab 7394 df-mpo 7395 df-om 7841 df-2nd 7965 df-tpos 8199 df-frecs 8255 df-wrecs 8286 df-recs 8335 df-rdg 8374 df-er 8671 df-en 8922 df-dom 8923 df-sdom 8924 df-pnf 11213 df-mnf 11214 df-xr 11215 df-ltxr 11216 df-le 11217 df-sub 11411 df-neg 11412 df-nn 12206 df-2 12275 df-3 12276 df-sets 17181 df-slot 17199 df-ndx 17211 df-base 17227 df-plusg 17280 df-mulr 17281 df-mgm 18655 df-sgrp 18734 df-mnd 18750 df-cmn 19803 df-mgp 20168 df-ring 20262 df-cring 20263 df-oppr 20363 df-dvdsr 20383 df-unit 20384 df-rprm 20459 |
| This theorem is referenced by: 1arithidom 33692 |
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