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| Mirrors > Home > MPE Home > Th. List > grpcl | Structured version Visualization version GIF version | ||
| Description: Closure of the operation of a group. (Contributed by NM, 14-Aug-2011.) |
| Ref | Expression |
|---|---|
| grpcl.b | ⊢ 𝐵 = (Base‘𝐺) |
| grpcl.p | ⊢ + = (+g‘𝐺) |
| Ref | Expression |
|---|---|
| grpcl | ⊢ ((𝐺 ∈ Grp ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | grpmnd 18958 | . 2 ⊢ (𝐺 ∈ Grp → 𝐺 ∈ Mnd) | |
| 2 | grpcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 3 | grpcl.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 4 | 2, 3 | mndcl 18752 | . 2 ⊢ ((𝐺 ∈ Mnd ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| 5 | 1, 4 | syl3an1 1172 | 1 ⊢ ((𝐺 ∈ Grp ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1095 = wceq 1554 ∈ wcel 2136 ‘cfv 6510 (class class class)co 7385 Basecbs 17221 +gcplusg 17262 Mndcmnd 18744 Grpcgrp 18951 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1809 ax-4 1823 ax-5 1924 ax-6 1981 ax-7 2022 ax-8 2138 ax-9 2146 ax-ext 2728 ax-nul 5250 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3an 1097 df-tru 1557 df-fal 1567 df-ex 1794 df-sb 2085 df-clab 2735 df-cleq 2748 df-clel 2831 df-ne 2952 df-ral 3071 df-rex 3081 df-rab 3409 df-v 3450 df-sbc 3740 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4281 df-if 4475 df-sn 4577 df-pr 4579 df-op 4583 df-uni 4860 df-br 5095 df-iota 6466 df-fv 6518 df-ov 7388 df-mgm 18650 df-sgrp 18729 df-mnd 18745 df-grp 18954 |
| This theorem is referenced by: grpcld 18965 grprcan 18991 grprinv 19008 grplmulf1o 19031 grpinvadd 19036 grpsubf 19037 grpsubadd 19046 grpaddsubass 19048 grpnpcan 19050 grpsubsub4 19051 grppnpcan2 19052 grplactcnv 19061 imasgrp 19074 mulgcl 19109 mulgaddcomlem 19115 mulgdir 19124 subgcl 19154 nsgacs 19179 nmzsubg 19182 nsgid 19187 eqgcpbl 19199 qusgrp 19203 qusadd 19205 ecqusaddcl 19210 qus0subgadd 19216 ghmrn 19245 idghm 19247 ghmpreima 19254 ghmnsgima 19256 ghmnsgpreima 19257 ghmf1o 19264 conjghm 19265 qusghm 19271 gaid 19315 subgga 19316 gass 19317 gaorber 19324 gastacl 19325 gastacos 19326 cntzsubg 19355 galactghm 19420 lactghmga 19421 symgsssg 19483 symgfisg 19484 symggen 19486 sylow1lem2 19615 sylow2blem1 19636 sylow2blem2 19637 sylow2blem3 19638 sylow3lem1 19643 sylow3lem2 19644 subgdisj1 19707 ablsub4 19826 abladdsub4 19827 mulgdi 19842 mulgghm 19844 invghm 19849 ghmplusg 19862 odadd1 19864 odadd2 19865 odadd 19866 gex2abl 19867 gexexlem 19868 torsubg 19870 oddvdssubg 19871 frgpnabllem2 19890 ogrpaddltbi 20155 ogrpaddltrbid 20157 ogrpinvlt 20160 rngacl 20184 rngpropd 20196 ringacl 20300 ringpropd 20310 dvrdir 20433 drngmclOLD 20773 abvtrivd 20854 idsrngd 20878 lmodacl 20912 lmodvacl 20915 lmodprop2d 20964 rmodislmod 20970 prdslmodd 21009 pwssplit2 21100 evpmodpmf1o 21621 frlmplusgvalb 21794 asclghm 21907 mplind 22096 evlslem1 22108 evlsaddval 22155 evl1addd 22377 scmataddcl 22549 mdetralt 22641 mdetunilem6 22650 opnsubg 24141 ghmcnp 24148 qustgpopn 24153 ngprcan 24643 ngpocelbl 24737 nmotri 24772 ncvspi 25191 cphipval2 25276 4cphipval2 25277 cphipval 25278 efsubm 26586 abvcxp 27649 ttgcontlem1 29024 abliso 33168 cyc3co2 33274 cyc3genpmlem 33285 cycpmconjs 33290 cyc3conja 33291 archiabllem2a 33328 archiabllem2c 33329 archiabllem2b 33330 imaslmod 33493 quslmod 33498 qusxpid 33503 nsgmgclem 33551 drgextlsp 33845 matunitlindflem1 38063 fldhmf1 42655 primrootsunit1 42662 aks6d1c1p2 42674 aks6d1c1p3 42675 nelsubgcld 43067 fsuppssind 43123 gicabl 43624 isnumbasgrplem2 43629 mendlmod 43714 |
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