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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 18997 | . 2 ⊢ (𝐺 ∈ Grp → 𝐺 ∈ Mnd) | |
| 2 | grpcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 3 | grpcl.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 4 | 2, 3 | mndcl 18790 | . 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 1563 ∈ wcel 2145 ‘cfv 6525 (class class class)co 7400 Basecbs 17259 +gcplusg 17300 Mndcmnd 18782 Grpcgrp 18990 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 ax-nul 5261 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-ne 2961 df-ral 3080 df-rex 3090 df-rab 3418 df-v 3459 df-sbc 3748 df-dif 3910 df-un 3912 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-br 5106 df-iota 6481 df-fv 6533 df-ov 7403 df-mgm 18688 df-sgrp 18767 df-mnd 18783 df-grp 18993 |
| This theorem is referenced by: grpcld 19004 grprcan 19030 grprinv 19047 grplmulf1o 19070 grpinvadd 19075 grpsubf 19076 grpsubadd 19085 grpaddsubass 19087 grpnpcan 19089 grpsubsub4 19090 grppnpcan2 19091 grplactcnv 19100 imasgrp 19113 mulgcl 19148 mulgaddcomlem 19154 mulgdir 19163 subgcl 19193 nsgacs 19219 nmzsubg 19222 nsgid 19227 eqgcpbl 19241 qusxpid 19242 qusgrp 19248 qusadd 19250 ecqusaddcl 19255 qus0subgadd 19261 ghmrn 19290 idghm 19292 ghmpreima 19299 ghmnsgima 19301 ghmnsgpreima 19302 ghmf1o 19309 conjghm 19310 qusghm 19316 gaid 19360 subgga 19361 gass 19362 gaorber 19369 gastacl 19370 gastacos 19371 cntzsubg 19400 galactghm 19465 lactghmga 19466 symgsssg 19528 symgfisg 19529 symggen 19531 sylow1lem2 19660 sylow2blem1 19681 sylow2blem2 19682 sylow2blem3 19683 sylow3lem1 19688 sylow3lem2 19689 subgdisj1 19752 ablsub4 19871 abladdsub4 19872 mulgdi 19887 mulgghm 19889 invghm 19894 ghmplusg 19907 odadd1 19909 odadd2 19910 odadd 19911 gex2abl 19912 gexexlem 19913 torsubg 19915 oddvdssubg 19916 frgpnabllem2 19935 ogrpaddltbi 20200 ogrpaddltrbid 20202 ogrpinvlt 20205 rngacl 20231 rngpropd 20243 ringacl 20352 ringpropd 20362 dvrdir 20485 abvtrivd 20904 idsrngd 20928 lmodacl 20962 lmodvacl 20965 lmodprop2d 21014 rmodislmod 21020 prdslmodd 21059 pwssplit2 21150 evpmodpmf1o 21706 frlmplusgvalb 21879 asclghm 21992 mplind 22181 evlslem1 22193 evlsaddval 22240 evl1addd 22462 scmataddcl 22634 mdetralt 22726 mdetunilem6 22735 opnsubg 24226 ghmcnp 24233 qustgpopn 24238 ngprcan 24728 ngpocelbl 24822 nmotri 24857 ncvspi 25276 cphipval2 25361 4cphipval2 25362 cphipval 25363 efsubm 26674 abvcxp 27737 ttgcontlem1 29143 abliso 33268 cyc3co2 33373 cyc3genpmlem 33384 cycpmconjs 33389 cyc3conja 33390 archiabllem2a 33427 archiabllem2c 33428 archiabllem2b 33429 imaslmod 33588 quslmod 33593 nsgmgclem 33636 drgextlsp 33901 matunitlindflem1 38127 fldhmf1 42719 primrootsunit1 42726 aks6d1c1p2 42738 aks6d1c1p3 42739 nelsubgcld 43131 fsuppssind 43187 gicabl 43688 isnumbasgrplem2 43693 mendlmod 43778 |
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