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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 18905 | . 2 ⊢ (𝐺 ∈ Grp → 𝐺 ∈ Mnd) | |
| 2 | grpcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 3 | grpcl.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 4 | 2, 3 | mndcl 18699 | . 2 ⊢ ((𝐺 ∈ Mnd ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| 5 | 1, 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 ‘cfv 6490 (class class class)co 7358 Basecbs 17168 +gcplusg 17209 Mndcmnd 18691 Grpcgrp 18898 |
| 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-ext 2709 ax-nul 5241 |
| 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-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-ne 2934 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-sbc 3730 df-dif 3893 df-un 3895 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-iota 6446 df-fv 6498 df-ov 7361 df-mgm 18597 df-sgrp 18676 df-mnd 18692 df-grp 18901 |
| This theorem is referenced by: grpcld 18912 grprcan 18938 grprinv 18955 grplmulf1o 18978 grpinvadd 18983 grpsubf 18984 grpsubadd 18993 grpaddsubass 18995 grpnpcan 18997 grpsubsub4 18998 grppnpcan2 18999 grplactcnv 19008 imasgrp 19021 mulgcl 19056 mulgaddcomlem 19062 mulgdir 19071 subgcl 19101 nsgacs 19126 nmzsubg 19129 nsgid 19134 eqgcpbl 19146 qusgrp 19150 qusadd 19152 ecqusaddcl 19157 qus0subgadd 19163 ghmrn 19193 idghm 19195 ghmpreima 19202 ghmnsgima 19204 ghmnsgpreima 19205 ghmf1o 19212 conjghm 19213 qusghm 19219 gaid 19263 subgga 19264 gass 19265 gaorber 19272 gastacl 19273 gastacos 19274 cntzsubg 19303 galactghm 19368 lactghmga 19369 symgsssg 19431 symgfisg 19432 symggen 19434 sylow1lem2 19563 sylow2blem1 19584 sylow2blem2 19585 sylow2blem3 19586 sylow3lem1 19591 sylow3lem2 19592 subgdisj1 19655 ablsub4 19774 abladdsub4 19775 mulgdi 19790 mulgghm 19792 invghm 19797 ghmplusg 19810 odadd1 19812 odadd2 19813 odadd 19814 gex2abl 19815 gexexlem 19816 torsubg 19818 oddvdssubg 19819 frgpnabllem2 19838 ogrpaddltbi 20103 ogrpaddltrbid 20105 ogrpinvlt 20108 rngacl 20132 rngpropd 20144 ringacl 20248 ringpropd 20258 dvrdir 20381 drngmclOLD 20717 abvtrivd 20798 idsrngd 20822 lmodacl 20856 lmodvacl 20859 lmodprop2d 20908 rmodislmod 20914 prdslmodd 20953 pwssplit2 21045 evpmodpmf1o 21584 frlmplusgvalb 21757 asclghm 21870 psraddclOLD 21927 mplind 22057 evlslem1 22069 evl1addd 22315 scmataddcl 22490 mdetralt 22582 mdetunilem6 22591 opnsubg 24082 ghmcnp 24089 qustgpopn 24094 ngprcan 24584 ngpocelbl 24678 nmotri 24713 ncvspi 25132 cphipval2 25217 4cphipval2 25218 cphipval 25219 efsubm 26531 abvcxp 27597 ttgcontlem1 28972 abliso 33116 cyc3co2 33221 cyc3genpmlem 33232 cycpmconjs 33237 cyc3conja 33238 archiabllem2a 33275 archiabllem2c 33276 archiabllem2b 33277 imaslmod 33433 quslmod 33438 qusxpid 33443 nsgmgclem 33491 drgextlsp 33758 matunitlindflem1 37948 fldhmf1 42540 primrootsunit1 42547 aks6d1c1p2 42559 aks6d1c1p3 42560 nelsubgcld 42953 evlsaddval 43015 fsuppssind 43037 gicabl 43542 isnumbasgrplem2 43547 mendlmod 43632 |
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