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| Mirrors > Home > MPE Home > Th. List > mndmgm | Structured version Visualization version GIF version | ||
| Description: A monoid is a magma. (Contributed by FL, 2-Nov-2009.) (Revised by AV, 6-Jan-2020.) (Proof shortened by AV, 6-Feb-2020.) |
| Ref | Expression |
|---|---|
| mndmgm | ⊢ (𝑀 ∈ Mnd → 𝑀 ∈ Mgm) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mndsgrp 18697 | . 2 ⊢ (𝑀 ∈ Mnd → 𝑀 ∈ Smgrp) | |
| 2 | sgrpmgm 18681 | . 2 ⊢ (𝑀 ∈ Smgrp → 𝑀 ∈ Mgm) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝑀 ∈ Mnd → 𝑀 ∈ Mgm) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 Mgmcmgm 18595 Smgrpcsgrp 18675 Mndcmnd 18691 |
| 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 2707 ax-nul 5230 |
| 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 2714 df-cleq 2727 df-clel 2810 df-ne 2931 df-ral 3050 df-rex 3060 df-rab 3388 df-v 3429 df-sbc 3726 df-dif 3888 df-un 3890 df-ss 3902 df-nul 4264 df-if 4457 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-br 5075 df-iota 6443 df-fv 6495 df-ov 7359 df-sgrp 18676 df-mnd 18692 |
| This theorem is referenced by: mndcl 18699 mndplusf 18709 ismhm0 18747 mhmismgmhm 18748 mndissubm 18764 grpmgmd 18926 grpissubg 19111 srg1zr 20185 ringmgm 20214 c0mgm 20428 c0snmgmhm 20431 c0snmhm 20432 psdmplcl 22117 psdadd 22118 psdpw 22125 chfacfpmmulgsum2 22818 cayhamlem1 22819 idomrootle 26126 fidomncyc 42968 |
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