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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 18882 | . 2 ⊢ (𝐺 ∈ Grp → 𝐺 ∈ Mnd) | |
| 2 | grpcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 3 | grpcl.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 4 | 2, 3 | mndcl 18679 | . 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 6500 (class class class)co 7368 Basecbs 17148 +gcplusg 17189 Mndcmnd 18671 Grpcgrp 18875 |
| 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 5253 |
| 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 3402 df-v 3444 df-sbc 3743 df-dif 3906 df-un 3908 df-ss 3920 df-nul 4288 df-if 4482 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-iota 6456 df-fv 6508 df-ov 7371 df-mgm 18577 df-sgrp 18656 df-mnd 18672 df-grp 18878 |
| This theorem is referenced by: grpcld 18889 grprcan 18915 grprinv 18932 grplmulf1o 18955 grpinvadd 18960 grpsubf 18961 grpsubadd 18970 grpaddsubass 18972 grpnpcan 18974 grpsubsub4 18975 grppnpcan2 18976 grplactcnv 18985 imasgrp 18998 mulgcl 19033 mulgaddcomlem 19039 mulgdir 19048 subgcl 19078 nsgacs 19103 nmzsubg 19106 nsgid 19111 eqgcpbl 19123 qusgrp 19127 qusadd 19129 ecqusaddcl 19134 qus0subgadd 19140 ghmrn 19170 idghm 19172 ghmpreima 19179 ghmnsgima 19181 ghmnsgpreima 19182 ghmf1o 19189 conjghm 19190 qusghm 19196 gaid 19240 subgga 19241 gass 19242 gaorber 19249 gastacl 19250 gastacos 19251 cntzsubg 19280 galactghm 19345 lactghmga 19346 symgsssg 19408 symgfisg 19409 symggen 19411 sylow1lem2 19540 sylow2blem1 19561 sylow2blem2 19562 sylow2blem3 19563 sylow3lem1 19568 sylow3lem2 19569 subgdisj1 19632 ablsub4 19751 abladdsub4 19752 mulgdi 19767 mulgghm 19769 invghm 19774 ghmplusg 19787 odadd1 19789 odadd2 19790 odadd 19791 gex2abl 19792 gexexlem 19793 torsubg 19795 oddvdssubg 19796 frgpnabllem2 19815 ogrpaddltbi 20080 ogrpaddltrbid 20082 ogrpinvlt 20085 rngacl 20109 rngpropd 20121 ringacl 20225 ringpropd 20235 dvrdir 20360 drngmclOLD 20696 abvtrivd 20777 idsrngd 20801 lmodacl 20835 lmodvacl 20838 lmodprop2d 20887 rmodislmod 20893 prdslmodd 20932 pwssplit2 21024 evpmodpmf1o 21563 frlmplusgvalb 21736 asclghm 21850 psraddclOLD 21907 mplind 22037 evlslem1 22049 evl1addd 22297 scmataddcl 22472 mdetralt 22564 mdetunilem6 22573 opnsubg 24064 ghmcnp 24071 qustgpopn 24076 ngprcan 24566 ngpocelbl 24660 nmotri 24695 ncvspi 25124 cphipval2 25209 4cphipval2 25210 cphipval 25211 efsubm 26528 abvcxp 27594 ttgcontlem1 28969 abliso 33128 cyc3co2 33233 cyc3genpmlem 33244 cycpmconjs 33249 cyc3conja 33250 archiabllem2a 33287 archiabllem2c 33288 archiabllem2b 33289 imaslmod 33445 quslmod 33450 qusxpid 33455 nsgmgclem 33503 drgextlsp 33770 matunitlindflem1 37856 fldhmf1 42449 primrootsunit1 42456 aks6d1c1p2 42468 aks6d1c1p3 42469 nelsubgcld 42856 evlsaddval 42918 fsuppssind 42940 gicabl 43445 isnumbasgrplem2 43450 mendlmod 43535 |
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