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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 18953 | . 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 5623 ⟶wf 6489 ‘cfv 6493 (class class class)co 7360 Basecbs 17140 Grpcgrp 18867 -gcsg 18869 |
| 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 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 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 3062 df-rmo 3351 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 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 6449 df-fun 6495 df-fn 6496 df-f 6497 df-fv 6501 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-1st 7935 df-2nd 7936 df-0g 17365 df-mgm 18569 df-sgrp 18648 df-mnd 18664 df-grp 18870 df-minusg 18871 df-sbg 18872 |
| This theorem is referenced by: grpsubsub 18963 grpsubsub4 18967 grpnpncan 18969 grpnnncan2 18971 dfgrp3 18973 xpsgrpsub 18995 nsgconj 19092 nsgacs 19095 nsgid 19103 ghmnsgpreima 19174 ghmeqker 19176 ghmf1 19179 conjghm 19182 conjnmz 19185 conjnmzb 19186 sylow3lem2 19561 abladdsub4 19744 abladdsub 19745 ablsubaddsub 19747 ablpncan3 19749 ablsubsub4 19751 ablpnpcan 19752 ablnnncan 19755 ablnnncan1 19756 telgsumfzslem 19921 telgsumfzs 19922 telgsums 19926 ogrpsublt 20075 isdomn4 20653 ornglmulle 20804 orngrmulle 20805 lmodvsubcl 20862 lvecvscan2 21071 rngqiprngimfolem 21249 rngqiprngimfo 21260 rngqiprngfulem3 21272 rngqiprngfulem4 21273 rngqiprngfulem5 21274 ipsubdir 21601 ipsubdi 21602 ip2subdi 21603 coe1subfv 22212 evl1subd 22290 dmatsubcl 22446 scmatsubcl 22465 mdetunilem9 22568 mdetuni0 22569 chmatcl 22776 chpmat1d 22784 chpdmatlem1 22786 chpscmat 22790 chpidmat 22795 chfacfisf 22802 cpmadugsumlemF 22824 cpmidgsum2 22827 tgpconncomp 24061 ghmcnp 24063 nrmmetd 24522 ngpds2 24554 ngpds3 24556 isngp4 24560 nmsub 24571 nm2dif 24573 nmtri2 24575 subgngp 24583 ngptgp 24584 nrgdsdi 24613 nrgdsdir 24614 nlmdsdi 24629 nlmdsdir 24630 nrginvrcnlem 24639 nmods 24692 tcphcphlem1 25195 tcphcph 25197 cphipval2 25201 4cphipval2 25202 cphipval 25203 ipcnlem2 25204 deg1sublt 26075 ply1divmo 26101 ply1divex 26102 r1pcl 26124 r1pid 26126 ply1remlem 26130 idomrootle 26138 ig1peu 26140 dchr2sum 27244 lgsqrlem2 27318 lgsqrlem3 27319 lgsqrlem4 27320 ttgcontlem1 28940 grpsubcld 33104 archiabllem1a 33254 archiabllem2a 33257 archiabllem2c 33258 erler 33328 rlocf1 33336 fracerl 33369 evls1subd 33634 q1pvsca 33666 irngss 33825 2sqr3minply 33918 lclkrlem2m 41816 aks6d1c2lem4 42418 aks6d1c6lem2 42462 aks6d1c6lem3 42463 aks5lem2 42478 lidldomn1 48513 linply1 48675 |
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