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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 18794 | . 2 ⊢ (𝐺 ∈ Mnd → 𝐺 ∈ Mgm) | |
| 2 | mndcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 3 | mndcl.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 4 | 2, 3 | mgmcl 18696 | . 2 ⊢ ((𝐺 ∈ Mgm ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| 5 | 1, 4 | syl3an1 1181 | 1 ⊢ ((𝐺 ∈ Mnd ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1103 = wceq 1570 ∈ wcel 2143 ‘cfv 6536 (class class class)co 7410 Basecbs 17264 +gcplusg 17305 Mgmcmgm 18691 Mndcmnd 18787 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 ax-nul 5269 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-ne 2959 df-ral 3080 df-rex 3090 df-rab 3417 df-v 3457 df-sbc 3745 df-dif 3908 df-un 3910 df-ss 3922 df-nul 4287 df-if 4488 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-br 5110 df-iota 6492 df-fv 6544 df-ov 7413 df-mgm 18693 df-sgrp 18772 df-mnd 18788 |
| This theorem is referenced by: mnd4g 18801 mndpropd 18812 issubmnd 18814 prdsplusgcl 18821 imasmnd 18828 xpsmnd0 18831 idmhm 18848 mhmf1o 18849 mndvcl 18850 mhmvlin 18854 issubmd 18859 0mhm 18873 mhmco 18877 mhmeql 18880 submacs 18881 mndind 18882 prdspjmhm 18883 pwsdiagmhm 18885 pwsco1mhm 18886 pwsco2mhm 18887 gsumwmhm 18899 grpcl 19003 mhmmnd 19125 mulgnn0cl 19151 cntzsubm 19403 oppgmnd 19419 lsmssv 19708 frgp0 19825 frgpadd 19828 mulgnn0di 19890 mulgmhm 19892 gsumval3eu 19969 gsumval3 19972 gsumzcl2 19975 gsumzaddlem 19986 gsumzmhm 20002 gsummptfzcl 20034 omndadd2d 20195 omndadd2rd 20196 srgcl 20270 srgacl 20282 srgbinomlem 20307 srgbinom 20308 ringcl 20327 ringpropd 20367 c0mhm 20538 mat2pmatghm 22887 pm2mpghm 22973 cpmadugsumlemF 23033 tsmsadd 24304 mndcld 33342 cmn246135 33353 cmn145236 33354 slmdacl 33529 slmdvacl 33532 gsumncl 34930 primrootsunit1 42864 aks6d1c1 42883 aks6d1c5lem0 42902 aks6d1c5lem3 42904 aks6d1c5lem2 42905 aks6d1c5 42906 aks6d1c6lem1 42937 ofaddmndmap 49123 lincsum 49209 mndtccatid 50365 |
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