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Mirrors > Home > MPE Home > Th. List > ringnegl | Structured version Visualization version GIF version |
Description: Negation in a ring is the same as left multiplication by -1. (rngonegmn1l 36026 analog.) (Contributed by Jeff Madsen, 19-Jun-2010.) (Revised by Mario Carneiro, 2-Jul-2014.) |
Ref | Expression |
---|---|
ringnegl.b | ⊢ 𝐵 = (Base‘𝑅) |
ringnegl.t | ⊢ · = (.r‘𝑅) |
ringnegl.u | ⊢ 1 = (1r‘𝑅) |
ringnegl.n | ⊢ 𝑁 = (invg‘𝑅) |
ringnegl.r | ⊢ (𝜑 → 𝑅 ∈ Ring) |
ringnegl.x | ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
Ref | Expression |
---|---|
ringnegl | ⊢ (𝜑 → ((𝑁‘ 1 ) · 𝑋) = (𝑁‘𝑋)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ringnegl.r | . . . . 5 ⊢ (𝜑 → 𝑅 ∈ Ring) | |
2 | ringnegl.b | . . . . . . 7 ⊢ 𝐵 = (Base‘𝑅) | |
3 | ringnegl.u | . . . . . . 7 ⊢ 1 = (1r‘𝑅) | |
4 | 2, 3 | ringidcl 19722 | . . . . . 6 ⊢ (𝑅 ∈ Ring → 1 ∈ 𝐵) |
5 | 1, 4 | syl 17 | . . . . 5 ⊢ (𝜑 → 1 ∈ 𝐵) |
6 | ringgrp 19703 | . . . . . . 7 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Grp) | |
7 | 1, 6 | syl 17 | . . . . . 6 ⊢ (𝜑 → 𝑅 ∈ Grp) |
8 | ringnegl.n | . . . . . . 7 ⊢ 𝑁 = (invg‘𝑅) | |
9 | 2, 8 | grpinvcl 18542 | . . . . . 6 ⊢ ((𝑅 ∈ Grp ∧ 1 ∈ 𝐵) → (𝑁‘ 1 ) ∈ 𝐵) |
10 | 7, 5, 9 | syl2anc 583 | . . . . 5 ⊢ (𝜑 → (𝑁‘ 1 ) ∈ 𝐵) |
11 | ringnegl.x | . . . . 5 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
12 | eqid 2738 | . . . . . 6 ⊢ (+g‘𝑅) = (+g‘𝑅) | |
13 | ringnegl.t | . . . . . 6 ⊢ · = (.r‘𝑅) | |
14 | 2, 12, 13 | ringdir 19721 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ ( 1 ∈ 𝐵 ∧ (𝑁‘ 1 ) ∈ 𝐵 ∧ 𝑋 ∈ 𝐵)) → (( 1 (+g‘𝑅)(𝑁‘ 1 )) · 𝑋) = (( 1 · 𝑋)(+g‘𝑅)((𝑁‘ 1 ) · 𝑋))) |
15 | 1, 5, 10, 11, 14 | syl13anc 1370 | . . . 4 ⊢ (𝜑 → (( 1 (+g‘𝑅)(𝑁‘ 1 )) · 𝑋) = (( 1 · 𝑋)(+g‘𝑅)((𝑁‘ 1 ) · 𝑋))) |
16 | eqid 2738 | . . . . . . . 8 ⊢ (0g‘𝑅) = (0g‘𝑅) | |
17 | 2, 12, 16, 8 | grprinv 18544 | . . . . . . 7 ⊢ ((𝑅 ∈ Grp ∧ 1 ∈ 𝐵) → ( 1 (+g‘𝑅)(𝑁‘ 1 )) = (0g‘𝑅)) |
18 | 7, 5, 17 | syl2anc 583 | . . . . . 6 ⊢ (𝜑 → ( 1 (+g‘𝑅)(𝑁‘ 1 )) = (0g‘𝑅)) |
19 | 18 | oveq1d 7270 | . . . . 5 ⊢ (𝜑 → (( 1 (+g‘𝑅)(𝑁‘ 1 )) · 𝑋) = ((0g‘𝑅) · 𝑋)) |
20 | 2, 13, 16 | ringlz 19741 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝑋 ∈ 𝐵) → ((0g‘𝑅) · 𝑋) = (0g‘𝑅)) |
21 | 1, 11, 20 | syl2anc 583 | . . . . 5 ⊢ (𝜑 → ((0g‘𝑅) · 𝑋) = (0g‘𝑅)) |
22 | 19, 21 | eqtrd 2778 | . . . 4 ⊢ (𝜑 → (( 1 (+g‘𝑅)(𝑁‘ 1 )) · 𝑋) = (0g‘𝑅)) |
23 | 2, 13, 3 | ringlidm 19725 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝑋 ∈ 𝐵) → ( 1 · 𝑋) = 𝑋) |
24 | 1, 11, 23 | syl2anc 583 | . . . . 5 ⊢ (𝜑 → ( 1 · 𝑋) = 𝑋) |
25 | 24 | oveq1d 7270 | . . . 4 ⊢ (𝜑 → (( 1 · 𝑋)(+g‘𝑅)((𝑁‘ 1 ) · 𝑋)) = (𝑋(+g‘𝑅)((𝑁‘ 1 ) · 𝑋))) |
26 | 15, 22, 25 | 3eqtr3rd 2787 | . . 3 ⊢ (𝜑 → (𝑋(+g‘𝑅)((𝑁‘ 1 ) · 𝑋)) = (0g‘𝑅)) |
27 | 2, 13 | ringcl 19715 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ (𝑁‘ 1 ) ∈ 𝐵 ∧ 𝑋 ∈ 𝐵) → ((𝑁‘ 1 ) · 𝑋) ∈ 𝐵) |
28 | 1, 10, 11, 27 | syl3anc 1369 | . . . 4 ⊢ (𝜑 → ((𝑁‘ 1 ) · 𝑋) ∈ 𝐵) |
29 | 2, 12, 16, 8 | grpinvid1 18545 | . . . 4 ⊢ ((𝑅 ∈ Grp ∧ 𝑋 ∈ 𝐵 ∧ ((𝑁‘ 1 ) · 𝑋) ∈ 𝐵) → ((𝑁‘𝑋) = ((𝑁‘ 1 ) · 𝑋) ↔ (𝑋(+g‘𝑅)((𝑁‘ 1 ) · 𝑋)) = (0g‘𝑅))) |
30 | 7, 11, 28, 29 | syl3anc 1369 | . . 3 ⊢ (𝜑 → ((𝑁‘𝑋) = ((𝑁‘ 1 ) · 𝑋) ↔ (𝑋(+g‘𝑅)((𝑁‘ 1 ) · 𝑋)) = (0g‘𝑅))) |
31 | 26, 30 | mpbird 256 | . 2 ⊢ (𝜑 → (𝑁‘𝑋) = ((𝑁‘ 1 ) · 𝑋)) |
32 | 31 | eqcomd 2744 | 1 ⊢ (𝜑 → ((𝑁‘ 1 ) · 𝑋) = (𝑁‘𝑋)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 = wceq 1539 ∈ wcel 2108 ‘cfv 6418 (class class class)co 7255 Basecbs 16840 +gcplusg 16888 .rcmulr 16889 0gc0g 17067 Grpcgrp 18492 invgcminusg 18493 1rcur 19652 Ringcrg 19698 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-cnex 10858 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 ax-pre-mulgt0 10879 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rmo 3071 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-we 5537 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-pred 6191 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-om 7688 df-2nd 7805 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-nn 11904 df-2 11966 df-sets 16793 df-slot 16811 df-ndx 16823 df-base 16841 df-plusg 16901 df-0g 17069 df-mgm 18241 df-sgrp 18290 df-mnd 18301 df-grp 18495 df-minusg 18496 df-mgp 19636 df-ur 19653 df-ring 19700 |
This theorem is referenced by: ringmneg1 19750 dvdsrneg 19811 abvneg 20009 lmodvsneg 20082 lmodsubvs 20094 lmodsubdi 20095 lmodsubdir 20096 lmodvsinv 20213 mplind 21188 mdetralt 21665 m2detleiblem7 21684 lflsub 37008 baerlem3lem1 39648 |
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