| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 19180 | . 2 ⊢ (𝐺 ∈ Grp → 𝐺 ∈ Mnd) | |
| 2 | grpcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 3 | grpcl.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 4 | 2, 3 | mndcl 18960 | . 2 ⊢ ((𝐺 ∈ Mnd ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| 5 | 1, 4 | syl3an1 1181 | 1 ⊢ ((𝐺 ∈ Grp ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1103 = wceq 1570 ∈ wcel 2147 ‘cfv 6558 (class class class)co 7443 Basecbs 17416 +gcplusg 17457 Mndcmnd 18952 Grpcgrp 19173 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-nul 5263 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-sbc 3743 df-ss 3901 df-dif 4050 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-br 5107 df-iota 6512 df-fv 6566 df-ov 7446 df-mgm 18845 df-sgrp 18937 df-mnd 18953 df-grp 19176 |
| This theorem is used by: grpcld 19187 grprcan 19213 grprinv 19230 grplmulf1o 19252 grpinvadd 19257 grpsubf 19258 grpsubadd 19267 grpaddsubass 19269 grpnpcan 19271 grpsubsub4 19272 grppnpcan2 19273 grplactcnv 19282 imasgrp 19295 mulgcl 19330 mulgaddcomlem 19336 mulgdir 19345 subgcl 19375 nsgacs 19401 nmzsubg 19404 nsgid 19409 eqgcpbl 19423 qusxpid 19424 qusgrp 19430 qusadd 19432 ecqusaddcl 19437 qus0subgadd 19443 ghmrn 19472 idghm 19474 ghmpreima 19481 ghmnsgima 19483 ghmnsgpreima 19484 ghmf1o 19491 conjghm 19492 qusghm 19498 gaid 19543 subgga 19544 gass 19545 gaorber 19552 gastacl 19553 gastacos 19554 cntzsubg 19583 galactghm 19648 lactghmga 19649 symgsssg 19711 symgfisg 19712 symggen 19714 sylow1lem2 19843 sylow2blem1 19864 sylow2blem2 19865 sylow2blem3 19866 sylow3lem1 19871 sylow3lem2 19872 subgdisj1 19935 ablsub4 20054 abladdsub4 20055 mulgdi 20070 mulgghm 20072 invghm 20077 ghmplusg 20090 odadd1 20092 odadd2 20093 odadd 20094 gex2abl 20095 gexexlem 20096 torsubg 20098 oddvdssubg 20099 frgpnabllem2 20118 ogrpaddltbi 20383 ogrpaddltrbid 20385 ogrpinvlt 20388 rngacl 20414 rngpropd 20426 ringacl 20537 ringpropd 20549 dvrdir 20672 abvtrivd 21119 idsrngd 21143 lmodacl 21177 lmodvacl 21180 lmodprop2d 21229 rmodislmod 21235 prdslmodd 21274 pwssplit2 21365 evpmodpmf1o 21932 frlmplusgvalb 22105 asclghm 22220 mplind 22409 evlslem1 22421 evlsaddval 22468 evl1addd 22689 scmataddcl 22861 mdetralt 22953 mdetunilem6 22962 matunitlindflem1 23024 opnsubg 24457 ghmcnp 24464 qustgpopn 24469 ngprcan 24959 ngpocelbl 25053 nmotri 25088 ncvspi 25507 cphipval2 25592 4cphipval2 25593 cphipval 25594 efsubm 26909 abvcxp 27972 ttgcontlem1 29492 abliso 33666 cyc3co2 33771 cyc3genpmlem 33782 cycpmconjs 33787 cyc3conja 33788 archiabllem2a 33825 archiabllem2c 33826 archiabllem2b 33827 imaslmod 33984 quslmod 33989 nsgmgclem 34032 drgextlsp 34296 fldhmf1 43332 primrootsunit1 43339 aks6d1c1p2 43351 aks6d1c1p3 43352 nelsubgcld 43754 fsuppssind 43814 gicabl 44294 isnumbasgrplem2 44298 mendlmod 44383 |
| Copyright terms: Public domain | W3C validator |