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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 2760 | . . 3 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 2 | 1 | subrgss 20833 | . 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝐴 ⊆ (Base‘𝑅)) |
| 3 | eqid 2760 | . . 3 ⊢ (1r‘𝑅) = (1r‘𝑅) | |
| 4 | 3 | subrg1cl 20841 | . 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (1r‘𝑅) ∈ 𝐴) |
| 5 | subrgrcl 20837 | . . . 4 ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝑅 ∈ Ring) | |
| 6 | eqid 2760 | . . . . 5 ⊢ (𝑅 ↾s 𝐴) = (𝑅 ↾s 𝐴) | |
| 7 | subrgsubm.1 | . . . . 5 ⊢ 𝑀 = (mulGrp‘𝑅) | |
| 8 | 6, 7 | mgpress 20379 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐴 ∈ (SubRing‘𝑅)) → (𝑀 ↾s 𝐴) = (mulGrp‘(𝑅 ↾s 𝐴))) |
| 9 | 5, 8 | mpancom 701 | . . 3 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝑀 ↾s 𝐴) = (mulGrp‘(𝑅 ↾s 𝐴))) |
| 10 | 6 | subrgring 20835 | . . . 4 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝑅 ↾s 𝐴) ∈ Ring) |
| 11 | eqid 2760 | . . . . 5 ⊢ (mulGrp‘(𝑅 ↾s 𝐴)) = (mulGrp‘(𝑅 ↾s 𝐴)) | |
| 12 | 11 | ringmgp 20474 | . . . 4 ⊢ ((𝑅 ↾s 𝐴) ∈ Ring → (mulGrp‘(𝑅 ↾s 𝐴)) ∈ Mnd) |
| 13 | 10, 12 | syl 18 | . . 3 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (mulGrp‘(𝑅 ↾s 𝐴)) ∈ Mnd) |
| 14 | 9, 13 | eqeltrd 2860 | . 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝑀 ↾s 𝐴) ∈ Mnd) |
| 15 | 7 | ringmgp 20474 | . . 3 ⊢ (𝑅 ∈ Ring → 𝑀 ∈ Mnd) |
| 16 | 7, 1 | mgpbas 20374 | . . . 4 ⊢ (Base‘𝑅) = (Base‘𝑀) |
| 17 | 7, 3 | ringidval 20418 | . . . 4 ⊢ (1r‘𝑅) = (0g‘𝑀) |
| 18 | eqid 2760 | . . . 4 ⊢ (𝑀 ↾s 𝐴) = (𝑀 ↾s 𝐴) | |
| 19 | 16, 17, 18 | issubm2 19008 | . . 3 ⊢ (𝑀 ∈ Mnd → (𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑅) ∧ (1r‘𝑅) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd))) |
| 20 | 5, 15, 19 | 3syl 19 | . 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑅) ∧ (1r‘𝑅) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd))) |
| 21 | 2, 4, 14, 20 | mpbir3and 1361 | 1 ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝐴 ∈ (SubMnd‘𝑀)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ w3a 1103 = wceq 1569 ∈ wcel 2144 ⊆ wss 3896 ‘cfv 6543 (class class class)co 7424 Basecbs 17396 ↾s cress 17417 Mndcmnd 18932 SubMndcsubmnd 18986 mulGrpcmgp 20369 1rcur 20416 Ringcrg 20468 SubRingcsubrg 20830 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5327 ax-pr 5391 ax-un 7755 ax-cnex 11263 ax-resscn 11264 ax-1cn 11265 ax-icn 11266 ax-addcl 11267 ax-addrcl 11268 ax-mulcl 11269 ax-mulrcl 11270 ax-mulcom 11271 ax-addass 11272 ax-mulass 11273 ax-distr 11274 ax-i2m1 11275 ax-1ne0 11276 ax-1rid 11277 ax-rnegex 11278 ax-rrecex 11279 ax-cnre 11280 ax-pre-lttri 11281 ax-pre-lttrn 11282 ax-pre-ltadd 11283 ax-pre-mulgt0 11284 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3848 df-ss 3897 df-pss 4013 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6307 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6497 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7381 df-ov 7427 df-oprab 7428 df-mpo 7429 df-om 7882 df-2nd 8006 df-frecs 8307 df-wrecs 8338 df-recs 8387 df-rdg 8426 df-er 8725 df-en 8982 df-dom 8983 df-sdom 8984 df-pnf 11352 df-mnf 11353 df-xr 11354 df-ltxr 11355 df-le 11356 df-sub 11550 df-neg 11551 df-nn 12343 df-2 12412 df-3 12413 df-sets 17351 df-slot 17369 df-ndx 17381 df-base 17397 df-ress 17418 df-plusg 17450 df-mulr 17451 df-0g 17621 df-mgm 18825 df-sgrp 18917 df-mnd 18933 df-submnd 18988 df-mgp 20370 df-ur 20417 df-ring 20470 df-subrg 20831 |
| This theorem is used by: resrhm 20862 resrhm2b 20863 rhmima 20865 zrhpsgnmhm 21899 mplbas2 22360 m2cpmmhm 23072 cmodscexp 25451 plypf1 26540 wilthlem2 27405 wilthlem3 27406 lgsqrlem1 27682 lgseisenlem4 27714 dchrisum0flblem1 27844 elrgspnlem4 33856 elrgspnsubrunlem2 33859 |
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