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| Mirrors > Home > MPE Home > Th. List > subrgsubm | Structured version Visualization version GIF version | ||
| Description: A subring is a submonoid of the multiplicative monoid. (Contributed by Mario Carneiro, 15-Jun-2015.) |
| Ref | Expression |
|---|---|
| subrgsubm.1 | ⊢ 𝑀 = (mulGrp‘𝑅) |
| Ref | Expression |
|---|---|
| subrgsubm | ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝐴 ∈ (SubMnd‘𝑀)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2734 | . . 3 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 2 | 1 | subrgss 20503 | . 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝐴 ⊆ (Base‘𝑅)) |
| 3 | eqid 2734 | . . 3 ⊢ (1r‘𝑅) = (1r‘𝑅) | |
| 4 | 3 | subrg1cl 20511 | . 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (1r‘𝑅) ∈ 𝐴) |
| 5 | subrgrcl 20507 | . . . 4 ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝑅 ∈ Ring) | |
| 6 | eqid 2734 | . . . . 5 ⊢ (𝑅 ↾s 𝐴) = (𝑅 ↾s 𝐴) | |
| 7 | subrgsubm.1 | . . . . 5 ⊢ 𝑀 = (mulGrp‘𝑅) | |
| 8 | 6, 7 | mgpress 20083 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐴 ∈ (SubRing‘𝑅)) → (𝑀 ↾s 𝐴) = (mulGrp‘(𝑅 ↾s 𝐴))) |
| 9 | 5, 8 | mpancom 688 | . . 3 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝑀 ↾s 𝐴) = (mulGrp‘(𝑅 ↾s 𝐴))) |
| 10 | 6 | subrgring 20505 | . . . 4 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝑅 ↾s 𝐴) ∈ Ring) |
| 11 | eqid 2734 | . . . . 5 ⊢ (mulGrp‘(𝑅 ↾s 𝐴)) = (mulGrp‘(𝑅 ↾s 𝐴)) | |
| 12 | 11 | ringmgp 20172 | . . . 4 ⊢ ((𝑅 ↾s 𝐴) ∈ Ring → (mulGrp‘(𝑅 ↾s 𝐴)) ∈ Mnd) |
| 13 | 10, 12 | syl 17 | . . 3 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (mulGrp‘(𝑅 ↾s 𝐴)) ∈ Mnd) |
| 14 | 9, 13 | eqeltrd 2834 | . 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝑀 ↾s 𝐴) ∈ Mnd) |
| 15 | 7 | ringmgp 20172 | . . 3 ⊢ (𝑅 ∈ Ring → 𝑀 ∈ Mnd) |
| 16 | 7, 1 | mgpbas 20078 | . . . 4 ⊢ (Base‘𝑅) = (Base‘𝑀) |
| 17 | 7, 3 | ringidval 20116 | . . . 4 ⊢ (1r‘𝑅) = (0g‘𝑀) |
| 18 | eqid 2734 | . . . 4 ⊢ (𝑀 ↾s 𝐴) = (𝑀 ↾s 𝐴) | |
| 19 | 16, 17, 18 | issubm2 18727 | . . 3 ⊢ (𝑀 ∈ Mnd → (𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑅) ∧ (1r‘𝑅) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd))) |
| 20 | 5, 15, 19 | 3syl 18 | . 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑅) ∧ (1r‘𝑅) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd))) |
| 21 | 2, 4, 14, 20 | mpbir3and 1343 | 1 ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝐴 ∈ (SubMnd‘𝑀)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ w3a 1086 = wceq 1541 ∈ wcel 2113 ⊆ wss 3899 ‘cfv 6490 (class class class)co 7356 Basecbs 17134 ↾s cress 17155 Mndcmnd 18657 SubMndcsubmnd 18705 mulGrpcmgp 20073 1rcur 20114 Ringcrg 20166 SubRingcsubrg 20500 |
| 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-10 2146 ax-11 2162 ax-12 2182 ax-ext 2706 ax-sep 5239 ax-nul 5249 ax-pow 5308 ax-pr 5375 ax-un 7678 ax-cnex 11080 ax-resscn 11081 ax-1cn 11082 ax-icn 11083 ax-addcl 11084 ax-addrcl 11085 ax-mulcl 11086 ax-mulrcl 11087 ax-mulcom 11088 ax-addass 11089 ax-mulass 11090 ax-distr 11091 ax-i2m1 11092 ax-1ne0 11093 ax-1rid 11094 ax-rnegex 11095 ax-rrecex 11096 ax-cnre 11097 ax-pre-lttri 11098 ax-pre-lttrn 11099 ax-pre-ltadd 11100 ax-pre-mulgt0 11101 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3059 df-rmo 3348 df-reu 3349 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4862 df-iun 4946 df-br 5097 df-opab 5159 df-mpt 5178 df-tr 5204 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-er 8633 df-en 8882 df-dom 8883 df-sdom 8884 df-pnf 11166 df-mnf 11167 df-xr 11168 df-ltxr 11169 df-le 11170 df-sub 11364 df-neg 11365 df-nn 12144 df-2 12206 df-3 12207 df-sets 17089 df-slot 17107 df-ndx 17119 df-base 17135 df-ress 17156 df-plusg 17188 df-mulr 17189 df-0g 17359 df-mgm 18563 df-sgrp 18642 df-mnd 18658 df-submnd 18707 df-mgp 20074 df-ur 20115 df-ring 20168 df-subrg 20501 |
| This theorem is referenced by: resrhm 20532 resrhm2b 20533 rhmima 20535 zrhpsgnmhm 21537 mplbas2 21995 m2cpmmhm 22687 cmodscexp 25075 plypf1 26171 wilthlem2 27033 wilthlem3 27034 lgsqrlem1 27311 lgseisenlem4 27343 dchrisum0flblem1 27473 elrgspnlem4 33276 elrgspnsubrunlem2 33279 |
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