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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 18993 | . 2 ⊢ (𝐺 ∈ Grp → − :(𝐵 × 𝐵)⟶𝐵) |
| 4 | fovcdm 7533 | . 2 ⊢ (( − :(𝐵 × 𝐵)⟶𝐵 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) ∈ 𝐵) | |
| 5 | 3, 4 | syl3an1 1169 | 1 ⊢ ((𝐺 ∈ Grp ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1092 = wceq 1547 ∈ wcel 2119 × cxp 5623 ⟶wf 6488 ‘cfv 6492 (class class class)co 7363 Basecbs 17177 Grpcgrp 18907 -gcsg 18909 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2712 ax-sep 5225 ax-nul 5235 ax-pow 5301 ax-pr 5369 ax-un 7685 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2719 df-cleq 2732 df-clel 2815 df-nfc 2889 df-ne 2936 df-ral 3055 df-rex 3065 df-rmo 3345 df-reu 3346 df-rab 3393 df-v 3434 df-sbc 3731 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4269 df-if 4462 df-pw 4538 df-sn 4563 df-pr 4565 df-op 4569 df-uni 4846 df-iun 4930 df-br 5080 df-opab 5142 df-mpt 5161 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-fv 6500 df-riota 7320 df-ov 7366 df-oprab 7367 df-mpo 7368 df-1st 7938 df-2nd 7939 df-0g 17402 df-mgm 18606 df-sgrp 18685 df-mnd 18701 df-grp 18910 df-minusg 18911 df-sbg 18912 |
| This theorem is referenced by: grpsubsub 19003 grpsubsub4 19007 grpnpncan 19009 grpnnncan2 19011 dfgrp3 19013 xpsgrpsub 19035 nsgconj 19132 nsgacs 19135 nsgid 19143 ghmnsgpreima 19214 ghmeqker 19216 ghmf1 19219 conjghm 19222 conjnmz 19225 conjnmzb 19226 sylow3lem2 19601 abladdsub4 19784 abladdsub 19785 ablsubaddsub 19787 ablpncan3 19789 ablsubsub4 19791 ablpnpcan 19792 ablnnncan 19795 ablnnncan1 19796 telgsumfzslem 19961 telgsumfzs 19962 telgsums 19966 ogrpsublt 20115 isdomn4 20695 ornglmulle 20846 orngrmulle 20847 lmodvsubcl 20904 lvecvscan2 21112 rngqiprngimfolem 21290 rngqiprngimfo 21301 rngqiprngfulem3 21313 rngqiprngfulem4 21314 rngqiprngfulem5 21315 ipsubdir 21624 ipsubdi 21625 ip2subdi 21626 coe1subfv 22259 evl1subd 22335 dmatsubcl 22488 scmatsubcl 22507 mdetunilem9 22610 mdetuni0 22611 chmatcl 22818 chpmat1d 22826 chpdmatlem1 22828 chpscmat 22832 chpidmat 22837 chfacfisf 22844 cpmadugsumlemF 22866 cpmidgsum2 22869 tgpconncomp 24103 ghmcnp 24105 nrmmetd 24564 ngpds2 24596 ngpds3 24598 isngp4 24602 nmsub 24613 nm2dif 24615 nmtri2 24617 subgngp 24625 ngptgp 24626 nrgdsdi 24655 nrgdsdir 24656 nlmdsdi 24671 nlmdsdir 24672 nrginvrcnlem 24681 nmods 24734 tcphcphlem1 25227 tcphcph 25229 cphipval2 25233 4cphipval2 25234 cphipval 25235 ipcnlem2 25236 deg1sublt 26100 ply1divmo 26126 ply1divex 26127 r1pcl 26149 r1pid 26151 ply1remlem 26155 idomrootle 26163 ig1peu 26165 dchr2sum 27261 lgsqrlem2 27335 lgsqrlem3 27336 lgsqrlem4 27337 ttgcontlem1 28978 grpsubcld 33128 archiabllem1a 33279 archiabllem2a 33282 archiabllem2c 33283 erler 33353 rlocf1 33361 fracerl 33397 evls1subd 33662 q1pvsca 33694 irngss 33878 2sqr3minply 33971 lclkrlem2m 42018 aks6d1c2lem4 42619 aks6d1c6lem2 42663 aks6d1c6lem3 42664 aks5lem2 42679 lidldomn1 48729 linply1 48891 |
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