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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 37928 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 20280 | . . . . . 6 ⊢ (𝑅 ∈ Ring → 1 ∈ 𝐵) |
5 | 1, 4 | syl 17 | . . . . 5 ⊢ (𝜑 → 1 ∈ 𝐵) |
6 | ringgrp 20256 | . . . . . . 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 19018 | . . . . . 6 ⊢ ((𝑅 ∈ Grp ∧ 1 ∈ 𝐵) → (𝑁‘ 1 ) ∈ 𝐵) |
10 | 7, 5, 9 | syl2anc 584 | . . . . 5 ⊢ (𝜑 → (𝑁‘ 1 ) ∈ 𝐵) |
11 | ringnegl.x | . . . . 5 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
12 | eqid 2735 | . . . . . 6 ⊢ (+g‘𝑅) = (+g‘𝑅) | |
13 | ringnegl.t | . . . . . 6 ⊢ · = (.r‘𝑅) | |
14 | 2, 12, 13 | ringdir 20279 | . . . . 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 1371 | . . . 4 ⊢ (𝜑 → (( 1 (+g‘𝑅)(𝑁‘ 1 )) · 𝑋) = (( 1 · 𝑋)(+g‘𝑅)((𝑁‘ 1 ) · 𝑋))) |
16 | eqid 2735 | . . . . . . . 8 ⊢ (0g‘𝑅) = (0g‘𝑅) | |
17 | 2, 12, 16, 8 | grprinv 19021 | . . . . . . 7 ⊢ ((𝑅 ∈ Grp ∧ 1 ∈ 𝐵) → ( 1 (+g‘𝑅)(𝑁‘ 1 )) = (0g‘𝑅)) |
18 | 7, 5, 17 | syl2anc 584 | . . . . . 6 ⊢ (𝜑 → ( 1 (+g‘𝑅)(𝑁‘ 1 )) = (0g‘𝑅)) |
19 | 18 | oveq1d 7446 | . . . . 5 ⊢ (𝜑 → (( 1 (+g‘𝑅)(𝑁‘ 1 )) · 𝑋) = ((0g‘𝑅) · 𝑋)) |
20 | 2, 13, 16 | ringlz 20307 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝑋 ∈ 𝐵) → ((0g‘𝑅) · 𝑋) = (0g‘𝑅)) |
21 | 1, 11, 20 | syl2anc 584 | . . . . 5 ⊢ (𝜑 → ((0g‘𝑅) · 𝑋) = (0g‘𝑅)) |
22 | 19, 21 | eqtrd 2775 | . . . 4 ⊢ (𝜑 → (( 1 (+g‘𝑅)(𝑁‘ 1 )) · 𝑋) = (0g‘𝑅)) |
23 | 2, 13, 3 | ringlidm 20283 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝑋 ∈ 𝐵) → ( 1 · 𝑋) = 𝑋) |
24 | 1, 11, 23 | syl2anc 584 | . . . . 5 ⊢ (𝜑 → ( 1 · 𝑋) = 𝑋) |
25 | 24 | oveq1d 7446 | . . . 4 ⊢ (𝜑 → (( 1 · 𝑋)(+g‘𝑅)((𝑁‘ 1 ) · 𝑋)) = (𝑋(+g‘𝑅)((𝑁‘ 1 ) · 𝑋))) |
26 | 15, 22, 25 | 3eqtr3rd 2784 | . . 3 ⊢ (𝜑 → (𝑋(+g‘𝑅)((𝑁‘ 1 ) · 𝑋)) = (0g‘𝑅)) |
27 | 2, 13 | ringcl 20268 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ (𝑁‘ 1 ) ∈ 𝐵 ∧ 𝑋 ∈ 𝐵) → ((𝑁‘ 1 ) · 𝑋) ∈ 𝐵) |
28 | 1, 10, 11, 27 | syl3anc 1370 | . . . 4 ⊢ (𝜑 → ((𝑁‘ 1 ) · 𝑋) ∈ 𝐵) |
29 | 2, 12, 16, 8 | grpinvid1 19022 | . . . 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 1370 | . . 3 ⊢ (𝜑 → ((𝑁‘𝑋) = ((𝑁‘ 1 ) · 𝑋) ↔ (𝑋(+g‘𝑅)((𝑁‘ 1 ) · 𝑋)) = (0g‘𝑅))) |
31 | 26, 30 | mpbird 257 | . 2 ⊢ (𝜑 → (𝑁‘𝑋) = ((𝑁‘ 1 ) · 𝑋)) |
32 | 31 | eqcomd 2741 | 1 ⊢ (𝜑 → ((𝑁‘ 1 ) · 𝑋) = (𝑁‘𝑋)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 206 = wceq 1537 ∈ wcel 2106 ‘cfv 6563 (class class class)co 7431 Basecbs 17245 +gcplusg 17298 .rcmulr 17299 0gc0g 17486 Grpcgrp 18964 invgcminusg 18965 1rcur 20199 Ringcrg 20251 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1908 ax-6 1965 ax-7 2005 ax-8 2108 ax-9 2116 ax-10 2139 ax-11 2155 ax-12 2175 ax-ext 2706 ax-sep 5302 ax-nul 5312 ax-pow 5371 ax-pr 5438 ax-un 7754 ax-cnex 11209 ax-resscn 11210 ax-1cn 11211 ax-icn 11212 ax-addcl 11213 ax-addrcl 11214 ax-mulcl 11215 ax-mulrcl 11216 ax-mulcom 11217 ax-addass 11218 ax-mulass 11219 ax-distr 11220 ax-i2m1 11221 ax-1ne0 11222 ax-1rid 11223 ax-rnegex 11224 ax-rrecex 11225 ax-cnre 11226 ax-pre-lttri 11227 ax-pre-lttrn 11228 ax-pre-ltadd 11229 ax-pre-mulgt0 11230 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1540 df-fal 1550 df-ex 1777 df-nf 1781 df-sb 2063 df-mo 2538 df-eu 2567 df-clab 2713 df-cleq 2727 df-clel 2814 df-nfc 2890 df-ne 2939 df-nel 3045 df-ral 3060 df-rex 3069 df-rmo 3378 df-reu 3379 df-rab 3434 df-v 3480 df-sbc 3792 df-csb 3909 df-dif 3966 df-un 3968 df-in 3970 df-ss 3980 df-pss 3983 df-nul 4340 df-if 4532 df-pw 4607 df-sn 4632 df-pr 4634 df-op 4638 df-uni 4913 df-iun 4998 df-br 5149 df-opab 5211 df-mpt 5232 df-tr 5266 df-id 5583 df-eprel 5589 df-po 5597 df-so 5598 df-fr 5641 df-we 5643 df-xp 5695 df-rel 5696 df-cnv 5697 df-co 5698 df-dm 5699 df-rn 5700 df-res 5701 df-ima 5702 df-pred 6323 df-ord 6389 df-on 6390 df-lim 6391 df-suc 6392 df-iota 6516 df-fun 6565 df-fn 6566 df-f 6567 df-f1 6568 df-fo 6569 df-f1o 6570 df-fv 6571 df-riota 7388 df-ov 7434 df-oprab 7435 df-mpo 7436 df-om 7888 df-2nd 8014 df-frecs 8305 df-wrecs 8336 df-recs 8410 df-rdg 8449 df-er 8744 df-en 8985 df-dom 8986 df-sdom 8987 df-pnf 11295 df-mnf 11296 df-xr 11297 df-ltxr 11298 df-le 11299 df-sub 11492 df-neg 11493 df-nn 12265 df-2 12327 df-sets 17198 df-slot 17216 df-ndx 17228 df-base 17246 df-plusg 17311 df-0g 17488 df-mgm 18666 df-sgrp 18745 df-mnd 18761 df-grp 18967 df-minusg 18968 df-cmn 19815 df-abl 19816 df-mgp 20153 df-rng 20171 df-ur 20200 df-ring 20253 |
This theorem is referenced by: ringmneg1 20318 dvdsrneg 20387 abvneg 20844 lmodvsneg 20921 lmodsubvs 20933 lmodsubdi 20934 lmodsubdir 20935 lmodvsinv 21053 mplind 22112 mdetralt 22630 m2detleiblem7 22649 lflsub 39049 baerlem3lem1 41690 |
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