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| Mirrors > Home > MPE Home > Th. List > grpsubcl | Structured version Visualization version GIF version | ||
| Description: Closure of group subtraction. (Contributed by NM, 31-Mar-2014.) |
| Ref | Expression |
|---|---|
| grpsubcl.b | ⊢ 𝐵 = (Base‘𝐺) |
| grpsubcl.m | ⊢ − = (-g‘𝐺) |
| Ref | Expression |
|---|---|
| grpsubcl | ⊢ ((𝐺 ∈ Grp ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) ∈ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | grpsubcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 2 | grpsubcl.m | . . 3 ⊢ − = (-g‘𝐺) | |
| 3 | 1, 2 | grpsubf 18986 | . 2 ⊢ (𝐺 ∈ Grp → − :(𝐵 × 𝐵)⟶𝐵) |
| 4 | fovcdm 7530 | . 2 ⊢ (( − :(𝐵 × 𝐵)⟶𝐵 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) ∈ 𝐵) | |
| 5 | 3, 4 | syl3an1 1164 | 1 ⊢ ((𝐺 ∈ Grp ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 × cxp 5622 ⟶wf 6488 ‘cfv 6492 (class class class)co 7360 Basecbs 17170 Grpcgrp 18900 -gcsg 18902 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5231 ax-nul 5241 ax-pow 5302 ax-pr 5370 ax-un 7682 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-fv 6500 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-1st 7935 df-2nd 7936 df-0g 17395 df-mgm 18599 df-sgrp 18678 df-mnd 18694 df-grp 18903 df-minusg 18904 df-sbg 18905 |
| This theorem is referenced by: grpsubsub 18996 grpsubsub4 19000 grpnpncan 19002 grpnnncan2 19004 dfgrp3 19006 xpsgrpsub 19028 nsgconj 19125 nsgacs 19128 nsgid 19136 ghmnsgpreima 19207 ghmeqker 19209 ghmf1 19212 conjghm 19215 conjnmz 19218 conjnmzb 19219 sylow3lem2 19594 abladdsub4 19777 abladdsub 19778 ablsubaddsub 19780 ablpncan3 19782 ablsubsub4 19784 ablpnpcan 19785 ablnnncan 19788 ablnnncan1 19789 telgsumfzslem 19954 telgsumfzs 19955 telgsums 19959 ogrpsublt 20108 isdomn4 20684 ornglmulle 20835 orngrmulle 20836 lmodvsubcl 20893 lvecvscan2 21102 rngqiprngimfolem 21280 rngqiprngimfo 21291 rngqiprngfulem3 21303 rngqiprngfulem4 21304 rngqiprngfulem5 21305 ipsubdir 21632 ipsubdi 21633 ip2subdi 21634 coe1subfv 22241 evl1subd 22317 dmatsubcl 22473 scmatsubcl 22492 mdetunilem9 22595 mdetuni0 22596 chmatcl 22803 chpmat1d 22811 chpdmatlem1 22813 chpscmat 22817 chpidmat 22822 chfacfisf 22829 cpmadugsumlemF 22851 cpmidgsum2 22854 tgpconncomp 24088 ghmcnp 24090 nrmmetd 24549 ngpds2 24581 ngpds3 24583 isngp4 24587 nmsub 24598 nm2dif 24600 nmtri2 24602 subgngp 24610 ngptgp 24611 nrgdsdi 24640 nrgdsdir 24641 nlmdsdi 24656 nlmdsdir 24657 nrginvrcnlem 24666 nmods 24719 tcphcphlem1 25212 tcphcph 25214 cphipval2 25218 4cphipval2 25219 cphipval 25220 ipcnlem2 25221 deg1sublt 26085 ply1divmo 26111 ply1divex 26112 r1pcl 26134 r1pid 26136 ply1remlem 26140 idomrootle 26148 ig1peu 26150 dchr2sum 27250 lgsqrlem2 27324 lgsqrlem3 27325 lgsqrlem4 27326 ttgcontlem1 28967 grpsubcld 33116 archiabllem1a 33267 archiabllem2a 33270 archiabllem2c 33271 erler 33341 rlocf1 33349 fracerl 33382 evls1subd 33647 q1pvsca 33679 irngss 33847 2sqr3minply 33940 lclkrlem2m 41979 aks6d1c2lem4 42580 aks6d1c6lem2 42624 aks6d1c6lem3 42625 aks5lem2 42640 lidldomn1 48719 linply1 48881 |
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