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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 7262 | . 2 ⊢ (𝑥 = 𝑋 → (𝑥 + (𝐼‘𝑦)) = (𝑋 + (𝐼‘𝑦))) | |
2 | fveq2 6756 | . . 3 ⊢ (𝑦 = 𝑌 → (𝐼‘𝑦) = (𝐼‘𝑌)) | |
3 | 2 | oveq2d 7271 | . 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 18538 | . 2 ⊢ − = (𝑥 ∈ 𝐵, 𝑦 ∈ 𝐵 ↦ (𝑥 + (𝐼‘𝑦))) |
9 | ovex 7288 | . 2 ⊢ (𝑋 + (𝐼‘𝑌)) ∈ V | |
10 | 1, 3, 8, 9 | ovmpo 7411 | 1 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) = (𝑋 + (𝐼‘𝑌))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 = wceq 1539 ∈ wcel 2108 ‘cfv 6418 (class class class)co 7255 Basecbs 16840 +gcplusg 16888 invgcminusg 18493 -gcsg 18494 |
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 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 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-ral 3068 df-rex 3069 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-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-id 5480 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-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-fv 6426 df-ov 7258 df-oprab 7259 df-mpo 7260 df-1st 7804 df-2nd 7805 df-sbg 18497 |
This theorem is referenced by: grpsubinv 18563 grpsubrcan 18571 grpinvsub 18572 grpinvval2 18573 grpsubid 18574 grpsubid1 18575 grpsubeq0 18576 grpsubadd0sub 18577 grpsubadd 18578 grpsubsub 18579 grpaddsubass 18580 grpnpcan 18582 pwssub 18604 mulgsubdir 18658 subgsubcl 18681 subgsub 18682 issubg4 18689 qussub 18731 ghmsub 18757 sylow2blem1 19140 lsmelvalm 19171 ablsub2inv 19327 ablsub4 19329 ablsubsub4 19335 mulgsubdi 19346 eqgabl 19351 gsumsub 19464 dprdfsub 19539 ringsubdi 19753 rngsubdir 19754 abvsubtri 20010 lmodvsubval2 20093 lmodsubdir 20096 lspsntrim 20275 cnfldsub 20538 m2detleiblem7 21684 chpscmatgsumbin 21901 tgpconncomp 23172 tsmssub 23208 tsmsxplem1 23212 isngp4 23674 ngpsubcan 23676 ngptgp 23698 tngngp3 23726 clmpm1dir 24172 cphipval 24312 deg1suble 25177 deg1sub 25178 dchr2sum 26326 ogrpsub 31244 symgsubg 31258 cycpmconjv 31311 archiabllem2c 31351 linds2eq 31477 lflsub 37008 ldualvsubval 37098 lcdvsubval 39559 baerlem3lem1 39648 baerlem5alem1 39649 baerlem5amN 39657 baerlem5bmN 39658 baerlem5abmN 39659 hdmapsub 39788 nelsubgsubcld 40148 |
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