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Mirrors > Home > MPE Home > Th. List > grpsubval | Structured version Visualization version GIF version |
Description: Group subtraction (division) operation. (Contributed by NM, 31-Mar-2014.) (Revised by Mario Carneiro, 13-Dec-2014.) |
Ref | Expression |
---|---|
grpsubval.b | ⊢ 𝐵 = (Base‘𝐺) |
grpsubval.p | ⊢ + = (+g‘𝐺) |
grpsubval.i | ⊢ 𝐼 = (invg‘𝐺) |
grpsubval.m | ⊢ − = (-g‘𝐺) |
Ref | Expression |
---|---|
grpsubval | ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) = (𝑋 + (𝐼‘𝑌))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | oveq1 7282 | . 2 ⊢ (𝑥 = 𝑋 → (𝑥 + (𝐼‘𝑦)) = (𝑋 + (𝐼‘𝑦))) | |
2 | fveq2 6774 | . . 3 ⊢ (𝑦 = 𝑌 → (𝐼‘𝑦) = (𝐼‘𝑌)) | |
3 | 2 | oveq2d 7291 | . 2 ⊢ (𝑦 = 𝑌 → (𝑋 + (𝐼‘𝑦)) = (𝑋 + (𝐼‘𝑌))) |
4 | grpsubval.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
5 | grpsubval.p | . . 3 ⊢ + = (+g‘𝐺) | |
6 | grpsubval.i | . . 3 ⊢ 𝐼 = (invg‘𝐺) | |
7 | grpsubval.m | . . 3 ⊢ − = (-g‘𝐺) | |
8 | 4, 5, 6, 7 | grpsubfval 18623 | . 2 ⊢ − = (𝑥 ∈ 𝐵, 𝑦 ∈ 𝐵 ↦ (𝑥 + (𝐼‘𝑦))) |
9 | ovex 7308 | . 2 ⊢ (𝑋 + (𝐼‘𝑌)) ∈ V | |
10 | 1, 3, 8, 9 | ovmpo 7433 | 1 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) = (𝑋 + (𝐼‘𝑌))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 = wceq 1539 ∈ wcel 2106 ‘cfv 6433 (class class class)co 7275 Basecbs 16912 +gcplusg 16962 invgcminusg 18578 -gcsg 18579 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 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 2709 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-ral 3069 df-rex 3070 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-id 5489 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-fv 6441 df-ov 7278 df-oprab 7279 df-mpo 7280 df-1st 7831 df-2nd 7832 df-sbg 18582 |
This theorem is referenced by: grpsubinv 18648 grpsubrcan 18656 grpinvsub 18657 grpinvval2 18658 grpsubid 18659 grpsubid1 18660 grpsubeq0 18661 grpsubadd0sub 18662 grpsubadd 18663 grpsubsub 18664 grpaddsubass 18665 grpnpcan 18667 pwssub 18689 mulgsubdir 18743 subgsubcl 18766 subgsub 18767 issubg4 18774 qussub 18816 ghmsub 18842 sylow2blem1 19225 lsmelvalm 19256 ablsub2inv 19412 ablsub4 19414 ablsubsub4 19420 mulgsubdi 19431 eqgabl 19436 gsumsub 19549 dprdfsub 19624 ringsubdi 19838 rngsubdir 19839 abvsubtri 20095 lmodvsubval2 20178 lmodsubdir 20181 lspsntrim 20360 cnfldsub 20626 m2detleiblem7 21776 chpscmatgsumbin 21993 tgpconncomp 23264 tsmssub 23300 tsmsxplem1 23304 isngp4 23768 ngpsubcan 23770 ngptgp 23792 tngngp3 23820 clmpm1dir 24266 cphipval 24407 deg1suble 25272 deg1sub 25273 dchr2sum 26421 ogrpsub 31342 symgsubg 31356 cycpmconjv 31409 archiabllem2c 31449 linds2eq 31575 lflsub 37081 ldualvsubval 37171 lcdvsubval 39632 baerlem3lem1 39721 baerlem5alem1 39722 baerlem5amN 39730 baerlem5bmN 39731 baerlem5abmN 39732 hdmapsub 39861 nelsubgsubcld 40222 |
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