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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 18961 | . 2 ⊢ (𝐺 ∈ Grp → − :(𝐵 × 𝐵)⟶𝐵) |
| 4 | fovcdm 7538 | . 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 5630 ⟶wf 6496 ‘cfv 6500 (class class class)co 7368 Basecbs 17148 Grpcgrp 18875 -gcsg 18877 |
| 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 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 |
| 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 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5527 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-mpo 7373 df-1st 7943 df-2nd 7944 df-0g 17373 df-mgm 18577 df-sgrp 18656 df-mnd 18672 df-grp 18878 df-minusg 18879 df-sbg 18880 |
| This theorem is referenced by: grpsubsub 18971 grpsubsub4 18975 grpnpncan 18977 grpnnncan2 18979 dfgrp3 18981 xpsgrpsub 19003 nsgconj 19100 nsgacs 19103 nsgid 19111 ghmnsgpreima 19182 ghmeqker 19184 ghmf1 19187 conjghm 19190 conjnmz 19193 conjnmzb 19194 sylow3lem2 19569 abladdsub4 19752 abladdsub 19753 ablsubaddsub 19755 ablpncan3 19757 ablsubsub4 19759 ablpnpcan 19760 ablnnncan 19763 ablnnncan1 19764 telgsumfzslem 19929 telgsumfzs 19930 telgsums 19934 ogrpsublt 20083 isdomn4 20661 ornglmulle 20812 orngrmulle 20813 lmodvsubcl 20870 lvecvscan2 21079 rngqiprngimfolem 21257 rngqiprngimfo 21268 rngqiprngfulem3 21280 rngqiprngfulem4 21281 rngqiprngfulem5 21282 ipsubdir 21609 ipsubdi 21610 ip2subdi 21611 coe1subfv 22220 evl1subd 22298 dmatsubcl 22454 scmatsubcl 22473 mdetunilem9 22576 mdetuni0 22577 chmatcl 22784 chpmat1d 22792 chpdmatlem1 22794 chpscmat 22798 chpidmat 22803 chfacfisf 22810 cpmadugsumlemF 22832 cpmidgsum2 22835 tgpconncomp 24069 ghmcnp 24071 nrmmetd 24530 ngpds2 24562 ngpds3 24564 isngp4 24568 nmsub 24579 nm2dif 24581 nmtri2 24583 subgngp 24591 ngptgp 24592 nrgdsdi 24621 nrgdsdir 24622 nlmdsdi 24637 nlmdsdir 24638 nrginvrcnlem 24647 nmods 24700 tcphcphlem1 25203 tcphcph 25205 cphipval2 25209 4cphipval2 25210 cphipval 25211 ipcnlem2 25212 deg1sublt 26083 ply1divmo 26109 ply1divex 26110 r1pcl 26132 r1pid 26134 ply1remlem 26138 idomrootle 26146 ig1peu 26148 dchr2sum 27252 lgsqrlem2 27326 lgsqrlem3 27327 lgsqrlem4 27328 ttgcontlem1 28969 grpsubcld 33133 archiabllem1a 33284 archiabllem2a 33287 archiabllem2c 33288 erler 33358 rlocf1 33366 fracerl 33399 evls1subd 33664 q1pvsca 33696 irngss 33864 2sqr3minply 33957 lclkrlem2m 41889 aks6d1c2lem4 42491 aks6d1c6lem2 42535 aks6d1c6lem3 42536 aks5lem2 42551 lidldomn1 48585 linply1 48747 |
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