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Mathbox for Alexander van der Vekens |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > rngm2neg | Structured version Visualization version GIF version |
Description: Double negation of a product in a non-unital ring (mul2neg 11652 analog). (Contributed by AV, 17-Feb-2025.) |
Ref | Expression |
---|---|
rngneglmul.b | โข ๐ต = (Baseโ๐ ) |
rngneglmul.t | โข ยท = (.rโ๐ ) |
rngneglmul.n | โข ๐ = (invgโ๐ ) |
rngneglmul.r | โข (๐ โ ๐ โ Rng) |
rngneglmul.x | โข (๐ โ ๐ โ ๐ต) |
rngneglmul.y | โข (๐ โ ๐ โ ๐ต) |
Ref | Expression |
---|---|
rngm2neg | โข (๐ โ ((๐โ๐) ยท (๐โ๐)) = (๐ ยท ๐)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rngneglmul.b | . . 3 โข ๐ต = (Baseโ๐ ) | |
2 | rngneglmul.t | . . 3 โข ยท = (.rโ๐ ) | |
3 | rngneglmul.n | . . 3 โข ๐ = (invgโ๐ ) | |
4 | rngneglmul.r | . . 3 โข (๐ โ ๐ โ Rng) | |
5 | rngneglmul.x | . . 3 โข (๐ โ ๐ โ ๐ต) | |
6 | rnggrp 46644 | . . . . 5 โข (๐ โ Rng โ ๐ โ Grp) | |
7 | 4, 6 | syl 17 | . . . 4 โข (๐ โ ๐ โ Grp) |
8 | rngneglmul.y | . . . 4 โข (๐ โ ๐ โ ๐ต) | |
9 | 1, 3, 7, 8 | grpinvcld 18872 | . . 3 โข (๐ โ (๐โ๐) โ ๐ต) |
10 | 1, 2, 3, 4, 5, 9 | rngmneg1 46656 | . 2 โข (๐ โ ((๐โ๐) ยท (๐โ๐)) = (๐โ(๐ ยท (๐โ๐)))) |
11 | 1, 2, 3, 4, 5, 8 | rngmneg2 46657 | . . 3 โข (๐ โ (๐ ยท (๐โ๐)) = (๐โ(๐ ยท ๐))) |
12 | 11 | fveq2d 6895 | . 2 โข (๐ โ (๐โ(๐ ยท (๐โ๐))) = (๐โ(๐โ(๐ ยท ๐)))) |
13 | 1, 2 | rngcl 46653 | . . . 4 โข ((๐ โ Rng โง ๐ โ ๐ต โง ๐ โ ๐ต) โ (๐ ยท ๐) โ ๐ต) |
14 | 4, 5, 8, 13 | syl3anc 1371 | . . 3 โข (๐ โ (๐ ยท ๐) โ ๐ต) |
15 | 1, 3 | grpinvinv 18889 | . . 3 โข ((๐ โ Grp โง (๐ ยท ๐) โ ๐ต) โ (๐โ(๐โ(๐ ยท ๐))) = (๐ ยท ๐)) |
16 | 7, 14, 15 | syl2anc 584 | . 2 โข (๐ โ (๐โ(๐โ(๐ ยท ๐))) = (๐ ยท ๐)) |
17 | 10, 12, 16 | 3eqtrd 2776 | 1 โข (๐ โ ((๐โ๐) ยท (๐โ๐)) = (๐ ยท ๐)) |
Colors of variables: wff setvar class |
Syntax hints: โ wi 4 = wceq 1541 โ wcel 2106 โcfv 6543 (class class class)co 7408 Basecbs 17143 .rcmulr 17197 Grpcgrp 18818 invgcminusg 18819 Rngcrng 46638 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2703 ax-sep 5299 ax-nul 5306 ax-pow 5363 ax-pr 5427 ax-un 7724 ax-cnex 11165 ax-resscn 11166 ax-1cn 11167 ax-icn 11168 ax-addcl 11169 ax-addrcl 11170 ax-mulcl 11171 ax-mulrcl 11172 ax-mulcom 11173 ax-addass 11174 ax-mulass 11175 ax-distr 11176 ax-i2m1 11177 ax-1ne0 11178 ax-1rid 11179 ax-rnegex 11180 ax-rrecex 11181 ax-cnre 11182 ax-pre-lttri 11183 ax-pre-lttrn 11184 ax-pre-ltadd 11185 ax-pre-mulgt0 11186 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2534 df-eu 2563 df-clab 2710 df-cleq 2724 df-clel 2810 df-nfc 2885 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-rmo 3376 df-reu 3377 df-rab 3433 df-v 3476 df-sbc 3778 df-csb 3894 df-dif 3951 df-un 3953 df-in 3955 df-ss 3965 df-pss 3967 df-nul 4323 df-if 4529 df-pw 4604 df-sn 4629 df-pr 4631 df-op 4635 df-uni 4909 df-iun 4999 df-br 5149 df-opab 5211 df-mpt 5232 df-tr 5266 df-id 5574 df-eprel 5580 df-po 5588 df-so 5589 df-fr 5631 df-we 5633 df-xp 5682 df-rel 5683 df-cnv 5684 df-co 5685 df-dm 5686 df-rn 5687 df-res 5688 df-ima 5689 df-pred 6300 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6495 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7364 df-ov 7411 df-oprab 7412 df-mpo 7413 df-om 7855 df-2nd 7975 df-frecs 8265 df-wrecs 8296 df-recs 8370 df-rdg 8409 df-er 8702 df-en 8939 df-dom 8940 df-sdom 8941 df-pnf 11249 df-mnf 11250 df-xr 11251 df-ltxr 11252 df-le 11253 df-sub 11445 df-neg 11446 df-nn 12212 df-2 12274 df-sets 17096 df-slot 17114 df-ndx 17126 df-base 17144 df-plusg 17209 df-0g 17386 df-mgm 18560 df-sgrp 18609 df-mnd 18625 df-grp 18821 df-minusg 18822 df-abl 19650 df-mgp 19987 df-rng 46639 |
This theorem is referenced by: (None) |
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