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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 18664 | . 2 ⊢ (𝐺 ∈ Mnd → 𝐺 ∈ Mgm) | |
| 2 | mndcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 3 | mndcl.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 4 | 2, 3 | mgmcl 18566 | . 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 6490 (class class class)co 7356 Basecbs 17134 +gcplusg 17175 Mgmcmgm 18561 Mndcmnd 18657 |
| 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 2706 ax-nul 5249 |
| 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 2713 df-cleq 2726 df-clel 2809 df-ne 2931 df-ral 3050 df-rex 3059 df-rab 3398 df-v 3440 df-sbc 3739 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4284 df-if 4478 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4862 df-br 5097 df-iota 6446 df-fv 6498 df-ov 7359 df-mgm 18563 df-sgrp 18642 df-mnd 18658 |
| This theorem is referenced by: mnd4g 18671 mndpropd 18682 issubmnd 18684 prdsplusgcl 18691 imasmnd 18698 xpsmnd0 18701 idmhm 18718 mhmf1o 18719 mndvcl 18720 mhmvlin 18724 issubmd 18729 0mhm 18742 mhmco 18746 mhmeql 18749 submacs 18750 mndind 18751 prdspjmhm 18752 pwsdiagmhm 18754 pwsco1mhm 18755 pwsco2mhm 18756 gsumwmhm 18768 grpcl 18869 mhmmnd 18992 mulgnn0cl 19018 cntzsubm 19265 oppgmnd 19281 lsmssv 19570 frgp0 19687 frgpadd 19690 mulgnn0di 19752 mulgmhm 19754 gsumval3eu 19831 gsumval3 19834 gsumzcl2 19837 gsumzaddlem 19848 gsumzmhm 19864 gsummptfzcl 19896 omndadd2d 20057 omndadd2rd 20058 srgcl 20126 srgacl 20138 srgbinomlem 20163 srgbinom 20164 ringcl 20183 ringpropd 20221 c0mhm 20394 mat2pmatghm 22672 pm2mpghm 22758 cpmadugsumlemF 22818 tsmsadd 24089 mndcld 33053 cmn246135 33064 cmn145236 33065 slmdacl 33240 slmdvacl 33243 gsumncl 34646 primrootsunit1 42290 aks6d1c1 42309 aks6d1c5lem0 42328 aks6d1c5lem3 42330 aks6d1c5lem2 42331 aks6d1c5 42332 aks6d1c6lem1 42363 ofaddmndmap 48531 lincsum 48617 mndtccatid 49774 |
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