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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 2761 | . . 3 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 2 | 1 | subrgss 20824 | . 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝐴 ⊆ (Base‘𝑅)) |
| 3 | eqid 2761 | . . 3 ⊢ (1r‘𝑅) = (1r‘𝑅) | |
| 4 | 3 | subrg1cl 20832 | . 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (1r‘𝑅) ∈ 𝐴) |
| 5 | subrgrcl 20828 | . . . 4 ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝑅 ∈ Ring) | |
| 6 | eqid 2761 | . . . . 5 ⊢ (𝑅 ↾s 𝐴) = (𝑅 ↾s 𝐴) | |
| 7 | subrgsubm.1 | . . . . 5 ⊢ 𝑀 = (mulGrp‘𝑅) | |
| 8 | 6, 7 | mgpress 20370 | . . . 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 20826 | . . . 4 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝑅 ↾s 𝐴) ∈ Ring) |
| 11 | eqid 2761 | . . . . 5 ⊢ (mulGrp‘(𝑅 ↾s 𝐴)) = (mulGrp‘(𝑅 ↾s 𝐴)) | |
| 12 | 11 | ringmgp 20465 | . . . 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 2861 | . 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝑀 ↾s 𝐴) ∈ Mnd) |
| 15 | 7 | ringmgp 20465 | . . 3 ⊢ (𝑅 ∈ Ring → 𝑀 ∈ Mnd) |
| 16 | 7, 1 | mgpbas 20365 | . . . 4 ⊢ (Base‘𝑅) = (Base‘𝑀) |
| 17 | 7, 3 | ringidval 20409 | . . . 4 ⊢ (1r‘𝑅) = (0g‘𝑀) |
| 18 | eqid 2761 | . . . 4 ⊢ (𝑀 ↾s 𝐴) = (𝑀 ↾s 𝐴) | |
| 19 | 16, 17, 18 | issubm2 18999 | . . 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 1570 ∈ wcel 2145 ⊆ wss 3899 ‘cfv 6538 (class class class)co 7420 Basecbs 17387 ↾s cress 17408 Mndcmnd 18923 SubMndcsubmnd 18977 mulGrpcmgp 20360 1rcur 20407 Ringcrg 20459 SubRingcsubrg 20821 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7751 ax-cnex 11256 ax-resscn 11257 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-mulcom 11264 ax-addass 11265 ax-mulass 11266 ax-distr 11267 ax-i2m1 11268 ax-1ne0 11269 ax-1rid 11270 ax-rnegex 11271 ax-rrecex 11272 ax-cnre 11273 ax-pre-lttri 11274 ax-pre-lttrn 11275 ax-pre-ltadd 11276 ax-pre-mulgt0 11277 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 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 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-2nd 8002 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-er 8717 df-en 8974 df-dom 8975 df-sdom 8976 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-sub 11543 df-neg 11544 df-nn 12336 df-2 12405 df-3 12406 df-sets 17342 df-slot 17360 df-ndx 17372 df-base 17388 df-ress 17409 df-plusg 17441 df-mulr 17442 df-0g 17612 df-mgm 18816 df-sgrp 18908 df-mnd 18924 df-submnd 18979 df-mgp 20361 df-ur 20408 df-ring 20461 df-subrg 20822 |
| This theorem is used by: resrhm 20853 resrhm2b 20854 rhmima 20856 zrhpsgnmhm 21890 mplbas2 22351 m2cpmmhm 23063 cmodscexp 25442 plypf1 26531 wilthlem2 27396 wilthlem3 27397 lgsqrlem1 27673 lgseisenlem4 27705 dchrisum0flblem1 27835 elrgspnlem4 33806 elrgspnsubrunlem2 33809 |
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