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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 18667 | . 2 ⊢ (𝑀 ∈ Mnd → 𝑀 ∈ Smgrp) | |
| 2 | sgrpmgm 18651 | . 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 18565 Smgrpcsgrp 18645 Mndcmnd 18661 |
| 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 5250 |
| 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 2932 df-ral 3051 df-rex 3060 df-rab 3399 df-v 3441 df-sbc 3740 df-dif 3903 df-un 3905 df-ss 3917 df-nul 4285 df-if 4479 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4863 df-br 5098 df-iota 6447 df-fv 6499 df-ov 7361 df-sgrp 18646 df-mnd 18662 |
| This theorem is referenced by: mndcl 18669 mndplusf 18679 ismhm0 18717 mhmismgmhm 18718 mndissubm 18734 grpmgmd 18893 grpissubg 19078 srg1zr 20152 ringmgm 20181 c0mgm 20397 c0snmgmhm 20400 c0snmhm 20401 psdmplcl 22107 psdadd 22108 psdpw 22115 chfacfpmmulgsum2 22811 cayhamlem1 22812 idomrootle 26136 fidomncyc 42827 |
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