Theorem subrgsubm 14081

Description: A subring is a submonoid of the multiplicative monoid. (Contributed by Mario Carneiro, 15-Jun-2015.)

Hypothesis

Ref	Expression
subrgsubm.1	⊢ 𝑀 = (mulGrp‘𝑅)

Assertion

Ref	Expression
subrgsubm	⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝐴 ∈ (SubMnd‘𝑀))

Proof of Theorem subrgsubm

Step	Hyp	Ref	Expression
1		eqid 2206	. . 3 ⊢ (Base‘𝑅) = (Base‘𝑅)
2	1	subrgss 14069	. 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝐴 ⊆ (Base‘𝑅))
3		eqid 2206	. . 3 ⊢ (1r‘𝑅) = (1r‘𝑅)
4	3	subrg1cl 14076	. 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (1r‘𝑅) ∈ 𝐴)
5		subrgrcl 14073	. . . 4 ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝑅 ∈ Ring)
6		eqid 2206	. . . . 5 ⊢ (𝑅 ↾s 𝐴) = (𝑅 ↾s 𝐴)
7		subrgsubm.1	. . . . 5 ⊢ 𝑀 = (mulGrp‘𝑅)
8	6, 7	mgpress 13778	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐴 ∈ (SubRing‘𝑅)) → (𝑀 ↾s 𝐴) = (mulGrp‘(𝑅 ↾s 𝐴)))
9	5, 8	mpancom 422	. . 3 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝑀 ↾s 𝐴) = (mulGrp‘(𝑅 ↾s 𝐴)))
10	6	subrgring 14071	. . . 4 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝑅 ↾s 𝐴) ∈ Ring)
11		eqid 2206	. . . . 5 ⊢ (mulGrp‘(𝑅 ↾s 𝐴)) = (mulGrp‘(𝑅 ↾s 𝐴))
12	11	ringmgp 13849	. . . 4 ⊢ ((𝑅 ↾s 𝐴) ∈ Ring → (mulGrp‘(𝑅 ↾s 𝐴)) ∈ Mnd)
13	10, 12	syl 14	. . 3 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (mulGrp‘(𝑅 ↾s 𝐴)) ∈ Mnd)
14	9, 13	eqeltrd 2283	. 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝑀 ↾s 𝐴) ∈ Mnd)
15	7	ringmgp 13849	. . . . 5 ⊢ (𝑅 ∈ Ring → 𝑀 ∈ Mnd)
16		eqid 2206	. . . . . 6 ⊢ (Base‘𝑀) = (Base‘𝑀)
17		eqid 2206	. . . . . 6 ⊢ (0g‘𝑀) = (0g‘𝑀)
18		eqid 2206	. . . . . 6 ⊢ (𝑀 ↾s 𝐴) = (𝑀 ↾s 𝐴)
19	16, 17, 18	issubm2 13390	. . . . 5 ⊢ (𝑀 ∈ Mnd → (𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑀) ∧ (0g‘𝑀) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd)))
20	15, 19	syl 14	. . . 4 ⊢ (𝑅 ∈ Ring → (𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑀) ∧ (0g‘𝑀) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd)))
21	5, 20	syl 14	. . 3 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑀) ∧ (0g‘𝑀) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd)))
22	7, 1	mgpbasg 13773	. . . . . . 7 ⊢ (𝑅 ∈ Ring → (Base‘𝑅) = (Base‘𝑀))
23	22	sseq2d 3227	. . . . . 6 ⊢ (𝑅 ∈ Ring → (𝐴 ⊆ (Base‘𝑅) ↔ 𝐴 ⊆ (Base‘𝑀)))
24	7, 3	ringidvalg 13808	. . . . . . 7 ⊢ (𝑅 ∈ Ring → (1r‘𝑅) = (0g‘𝑀))
25	24	eleq1d 2275	. . . . . 6 ⊢ (𝑅 ∈ Ring → ((1r‘𝑅) ∈ 𝐴 ↔ (0g‘𝑀) ∈ 𝐴))
26	23, 25	3anbi12d 1326	. . . . 5 ⊢ (𝑅 ∈ Ring → ((𝐴 ⊆ (Base‘𝑅) ∧ (1r‘𝑅) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd) ↔ (𝐴 ⊆ (Base‘𝑀) ∧ (0g‘𝑀) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd)))
27	26	bibi2d 232	. . . 4 ⊢ (𝑅 ∈ Ring → ((𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑅) ∧ (1r‘𝑅) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd)) ↔ (𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑀) ∧ (0g‘𝑀) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd))))
28	5, 27	syl 14	. . 3 ⊢ (𝐴 ∈ (SubRing‘𝑅) → ((𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑅) ∧ (1r‘𝑅) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd)) ↔ (𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑀) ∧ (0g‘𝑀) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd))))
29	21, 28	mpbird 167	. 2 ⊢ (𝐴 ∈ (SubRing‘𝑅) → (𝐴 ∈ (SubMnd‘𝑀) ↔ (𝐴 ⊆ (Base‘𝑅) ∧ (1r‘𝑅) ∈ 𝐴 ∧ (𝑀 ↾s 𝐴) ∈ Mnd)))
30	2, 4, 14, 29	mpbir3and 1183	1 ⊢ (𝐴 ∈ (SubRing‘𝑅) → 𝐴 ∈ (SubMnd‘𝑀))

Syntax hints:   → wi 4   ↔ wb 105   ∧ w3a 981   = wceq 1373   ∈ wcel 2177   ⊆ wss 3170  ‘cfv 5285  (class class class)co 5962  Basecbs 12917   ↾_s cress 12918  0_gc0g 13173  Mndcmnd 13333  SubMndcsubmnd 13375  mulGrpcmgp 13767  1_rcur 13806  Ringcrg 13843  SubRingcsubrg 14064

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 615  ax-in2 616  ax-io 711  ax-5 1471  ax-7 1472  ax-gen 1473  ax-ie1 1517  ax-ie2 1518  ax-8 1528  ax-10 1529  ax-11 1530  ax-i12 1531  ax-bndl 1533  ax-4 1534  ax-17 1550  ax-i9 1554  ax-ial 1558  ax-i5r 1559  ax-13 2179  ax-14 2180  ax-ext 2188  ax-sep 4173  ax-pow 4229  ax-pr 4264  ax-un 4493  ax-setind 4598  ax-cnex 8046  ax-resscn 8047  ax-1cn 8048  ax-1re 8049  ax-icn 8050  ax-addcl 8051  ax-addrcl 8052  ax-mulcl 8053  ax-addcom 8055  ax-addass 8057  ax-i2m1 8060  ax-0lt1 8061  ax-0id 8063  ax-rnegex 8064  ax-pre-ltirr 8067  ax-pre-lttrn 8069  ax-pre-ltadd 8071

This theorem depends on definitions:  df-bi 117  df-3an 983  df-tru 1376  df-fal 1379  df-nf 1485  df-sb 1787  df-eu 2058  df-mo 2059  df-clab 2193  df-cleq 2199  df-clel 2202  df-nfc 2338  df-ne 2378  df-nel 2473  df-ral 2490  df-rex 2491  df-reu 2492  df-rmo 2493  df-rab 2494  df-v 2775  df-sbc 3003  df-csb 3098  df-dif 3172  df-un 3174  df-in 3176  df-ss 3183  df-nul 3465  df-pw 3623  df-sn 3644  df-pr 3645  df-op 3647  df-uni 3860  df-int 3895  df-br 4055  df-opab 4117  df-mpt 4118  df-id 4353  df-xp 4694  df-rel 4695  df-cnv 4696  df-co 4697  df-dm 4698  df-rn 4699  df-res 4700  df-ima 4701  df-iota 5246  df-fun 5287  df-fn 5288  df-fv 5293  df-riota 5917  df-ov 5965  df-oprab 5966  df-mpo 5967  df-pnf 8139  df-mnf 8140  df-ltxr 8142  df-inn 9067  df-2 9125  df-3 9126  df-ndx 12920  df-slot 12921  df-base 12923  df-sets 12924  df-iress 12925  df-plusg 13007  df-mulr 13008  df-0g 13175  df-mgm 13273  df-sgrp 13319  df-mnd 13334  df-submnd 13377  df-mgp 13768  df-ur 13807  df-ring 13845  df-subrg 14066

This theorem is referenced by:  resrhm  14095  resrhm2b  14096  rhmima  14098  lgseisenlem4  15635