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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 19006 | . 2 ⊢ (𝐺 ∈ Grp → 𝐺 ∈ Mnd) | |
| 2 | grpcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 3 | grpcl.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 4 | 2, 3 | mndcl 18799 | . 2 ⊢ ((𝐺 ∈ Mnd ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| 5 | 1, 4 | syl3an1 1179 | 1 ⊢ ((𝐺 ∈ Grp ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1101 = wceq 1568 ∈ wcel 2141 ‘cfv 6536 (class class class)co 7410 Basecbs 17268 +gcplusg 17309 Mndcmnd 18791 Grpcgrp 18999 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2143 ax-9 2151 ax-ext 2733 ax-nul 5268 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-sb 2095 df-clab 2740 df-cleq 2753 df-clel 2836 df-ne 2957 df-ral 3078 df-rex 3088 df-rab 3415 df-v 3455 df-sbc 3744 df-dif 3907 df-un 3909 df-ss 3921 df-nul 4286 df-if 4487 df-sn 4589 df-pr 4591 df-op 4595 df-uni 4872 df-br 5109 df-iota 6492 df-fv 6544 df-ov 7413 df-mgm 18697 df-sgrp 18776 df-mnd 18792 df-grp 19002 |
| This theorem is referenced by: grpcld 19013 grprcan 19039 grprinv 19056 grplmulf1o 19078 grpinvadd 19083 grpsubf 19084 grpsubadd 19093 grpaddsubass 19095 grpnpcan 19097 grpsubsub4 19098 grppnpcan2 19099 grplactcnv 19108 imasgrp 19121 mulgcl 19156 mulgaddcomlem 19162 mulgdir 19171 subgcl 19201 nsgacs 19227 nmzsubg 19230 nsgid 19235 eqgcpbl 19249 qusxpid 19250 qusgrp 19256 qusadd 19258 ecqusaddcl 19263 qus0subgadd 19269 ghmrn 19298 idghm 19300 ghmpreima 19307 ghmnsgima 19309 ghmnsgpreima 19310 ghmf1o 19317 conjghm 19318 qusghm 19324 gaid 19368 subgga 19369 gass 19370 gaorber 19377 gastacl 19378 gastacos 19379 cntzsubg 19408 galactghm 19473 lactghmga 19474 symgsssg 19536 symgfisg 19537 symggen 19539 sylow1lem2 19668 sylow2blem1 19689 sylow2blem2 19690 sylow2blem3 19691 sylow3lem1 19696 sylow3lem2 19697 subgdisj1 19760 ablsub4 19879 abladdsub4 19880 mulgdi 19895 mulgghm 19897 invghm 19902 ghmplusg 19915 odadd1 19917 odadd2 19918 odadd 19919 gex2abl 19920 gexexlem 19921 torsubg 19923 oddvdssubg 19924 frgpnabllem2 19943 ogrpaddltbi 20208 ogrpaddltrbid 20210 ogrpinvlt 20213 rngacl 20239 rngpropd 20251 ringacl 20360 ringpropd 20370 dvrdir 20493 abvtrivd 20914 idsrngd 20938 lmodacl 20972 lmodvacl 20975 lmodprop2d 21024 rmodislmod 21030 prdslmodd 21069 pwssplit2 21160 evpmodpmf1o 21725 frlmplusgvalb 21898 asclghm 22011 mplind 22200 evlslem1 22212 evlsaddval 22259 evl1addd 22480 scmataddcl 22652 mdetralt 22744 mdetunilem6 22753 opnsubg 24244 ghmcnp 24251 qustgpopn 24256 ngprcan 24746 ngpocelbl 24840 nmotri 24875 ncvspi 25294 cphipval2 25379 4cphipval2 25380 cphipval 25381 efsubm 26692 abvcxp 27755 ttgcontlem1 29200 abliso 33321 cyc3co2 33426 cyc3genpmlem 33437 cycpmconjs 33442 cyc3conja 33443 archiabllem2a 33480 archiabllem2c 33481 archiabllem2b 33482 imaslmod 33639 quslmod 33644 nsgmgclem 33686 drgextlsp 33950 matunitlindflem1 38233 fldhmf1 42825 primrootsunit1 42832 aks6d1c1p2 42844 aks6d1c1p3 42845 nelsubgcld 43239 fsuppssind 43295 gicabl 43796 isnumbasgrplem2 43801 mendlmod 43886 |
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