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| Mirrors > Home > MPE Home > Th. List > mndcl | Structured version Visualization version GIF version | ||
| Description: Closure of the operation of a monoid. (Contributed by NM, 14-Aug-2011.) (Revised by Mario Carneiro, 6-Jan-2015.) (Proof shortened by AV, 8-Feb-2020.) |
| Ref | Expression |
|---|---|
| mndcl.b | ⊢ 𝐵 = (Base‘𝐺) |
| mndcl.p | ⊢ + = (+g‘𝐺) |
| Ref | Expression |
|---|---|
| mndcl | ⊢ ((𝐺 ∈ Mnd ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mndmgm 18666 | . 2 ⊢ (𝐺 ∈ Mnd → 𝐺 ∈ Mgm) | |
| 2 | mndcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 3 | mndcl.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 4 | 2, 3 | mgmcl 18568 | . 2 ⊢ ((𝐺 ∈ Mgm ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| 5 | 1, 4 | syl3an1 1163 | 1 ⊢ ((𝐺 ∈ Mnd ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1086 = wceq 1541 ∈ wcel 2113 ‘cfv 6492 (class class class)co 7358 Basecbs 17136 +gcplusg 17177 Mgmcmgm 18563 Mndcmnd 18659 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2708 ax-nul 5251 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-ne 2933 df-ral 3052 df-rex 3061 df-rab 3400 df-v 3442 df-sbc 3741 df-dif 3904 df-un 3906 df-ss 3918 df-nul 4286 df-if 4480 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-br 5099 df-iota 6448 df-fv 6500 df-ov 7361 df-mgm 18565 df-sgrp 18644 df-mnd 18660 |
| This theorem is referenced by: mnd4g 18673 mndpropd 18684 issubmnd 18686 prdsplusgcl 18693 imasmnd 18700 xpsmnd0 18703 idmhm 18720 mhmf1o 18721 mndvcl 18722 mhmvlin 18726 issubmd 18731 0mhm 18744 mhmco 18748 mhmeql 18751 submacs 18752 mndind 18753 prdspjmhm 18754 pwsdiagmhm 18756 pwsco1mhm 18757 pwsco2mhm 18758 gsumwmhm 18770 grpcl 18871 mhmmnd 18994 mulgnn0cl 19020 cntzsubm 19267 oppgmnd 19283 lsmssv 19572 frgp0 19689 frgpadd 19692 mulgnn0di 19754 mulgmhm 19756 gsumval3eu 19833 gsumval3 19836 gsumzcl2 19839 gsumzaddlem 19850 gsumzmhm 19866 gsummptfzcl 19898 omndadd2d 20059 omndadd2rd 20060 srgcl 20128 srgacl 20140 srgbinomlem 20165 srgbinom 20166 ringcl 20185 ringpropd 20223 c0mhm 20396 mat2pmatghm 22674 pm2mpghm 22760 cpmadugsumlemF 22820 tsmsadd 24091 mndcld 33104 cmn246135 33115 cmn145236 33116 slmdacl 33291 slmdvacl 33294 gsumncl 34697 primrootsunit1 42351 aks6d1c1 42370 aks6d1c5lem0 42389 aks6d1c5lem3 42391 aks6d1c5lem2 42392 aks6d1c5 42393 aks6d1c6lem1 42424 ofaddmndmap 48589 lincsum 48675 mndtccatid 49832 |
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