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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 18995 | . 2 ⊢ (𝐺 ∈ Grp → − :(𝐵 × 𝐵)⟶𝐵) |
| 4 | fovcdm 7537 | . 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 5629 ⟶wf 6494 ‘cfv 6498 (class class class)co 7367 Basecbs 17179 Grpcgrp 18909 -gcsg 18911 |
| 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 2708 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 |
| 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 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3062 df-rmo 3342 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-id 5526 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-fv 6506 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-1st 7942 df-2nd 7943 df-0g 17404 df-mgm 18608 df-sgrp 18687 df-mnd 18703 df-grp 18912 df-minusg 18913 df-sbg 18914 |
| This theorem is referenced by: grpsubsub 19005 grpsubsub4 19009 grpnpncan 19011 grpnnncan2 19013 dfgrp3 19015 xpsgrpsub 19037 nsgconj 19134 nsgacs 19137 nsgid 19145 ghmnsgpreima 19216 ghmeqker 19218 ghmf1 19221 conjghm 19224 conjnmz 19227 conjnmzb 19228 sylow3lem2 19603 abladdsub4 19786 abladdsub 19787 ablsubaddsub 19789 ablpncan3 19791 ablsubsub4 19793 ablpnpcan 19794 ablnnncan 19797 ablnnncan1 19798 telgsumfzslem 19963 telgsumfzs 19964 telgsums 19968 ogrpsublt 20117 isdomn4 20693 ornglmulle 20844 orngrmulle 20845 lmodvsubcl 20902 lvecvscan2 21110 rngqiprngimfolem 21288 rngqiprngimfo 21299 rngqiprngfulem3 21311 rngqiprngfulem4 21312 rngqiprngfulem5 21313 ipsubdir 21622 ipsubdi 21623 ip2subdi 21624 coe1subfv 22231 evl1subd 22307 dmatsubcl 22463 scmatsubcl 22482 mdetunilem9 22585 mdetuni0 22586 chmatcl 22793 chpmat1d 22801 chpdmatlem1 22803 chpscmat 22807 chpidmat 22812 chfacfisf 22819 cpmadugsumlemF 22841 cpmidgsum2 22844 tgpconncomp 24078 ghmcnp 24080 nrmmetd 24539 ngpds2 24571 ngpds3 24573 isngp4 24577 nmsub 24588 nm2dif 24590 nmtri2 24592 subgngp 24600 ngptgp 24601 nrgdsdi 24630 nrgdsdir 24631 nlmdsdi 24646 nlmdsdir 24647 nrginvrcnlem 24656 nmods 24709 tcphcphlem1 25202 tcphcph 25204 cphipval2 25208 4cphipval2 25209 cphipval 25210 ipcnlem2 25211 deg1sublt 26075 ply1divmo 26101 ply1divex 26102 r1pcl 26124 r1pid 26126 ply1remlem 26130 idomrootle 26138 ig1peu 26140 dchr2sum 27236 lgsqrlem2 27310 lgsqrlem3 27311 lgsqrlem4 27312 ttgcontlem1 28953 grpsubcld 33101 archiabllem1a 33252 archiabllem2a 33255 archiabllem2c 33256 erler 33326 rlocf1 33334 fracerl 33367 evls1subd 33632 q1pvsca 33664 irngss 33831 2sqr3minply 33924 lclkrlem2m 41965 aks6d1c2lem4 42566 aks6d1c6lem2 42610 aks6d1c6lem3 42611 aks5lem2 42626 lidldomn1 48707 linply1 48869 |
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