Theorem oppr1g 14388

Description: Multiplicative identity of an opposite ring. (Contributed by Mario Carneiro, 1-Dec-2014.)

Hypotheses

Ref	Expression
opprbas.1	⊢ 𝑂 = (oppr‘𝑅)
oppr1.2	⊢ 1 = (1r‘𝑅)

Assertion

Ref	Expression
oppr1g	⊢ (𝑅 ∈ 𝑉 → 1 = (1r‘𝑂))

Proof of Theorem oppr1g

Dummy variables 𝑥 𝑦 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		eqid 2238	. . . . . . . . . . 11 ⊢ (Base‘𝑅) = (Base‘𝑅)
2		eqid 2238	. . . . . . . . . . 11 ⊢ (.r‘𝑅) = (.r‘𝑅)
3		opprbas.1	. . . . . . . . . . 11 ⊢ 𝑂 = (oppr‘𝑅)
4		eqid 2238	. . . . . . . . . . 11 ⊢ (.r‘𝑂) = (.r‘𝑂)
5	1, 2, 3, 4	opprmulg 14376	. . . . . . . . . 10 ⊢ ((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ (Base‘𝑅) ∧ 𝑦 ∈ (Base‘𝑅)) → (𝑥(.r‘𝑂)𝑦) = (𝑦(.r‘𝑅)𝑥))
6	5	3expa 1234	. . . . . . . . 9 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑦 ∈ (Base‘𝑅)) → (𝑥(.r‘𝑂)𝑦) = (𝑦(.r‘𝑅)𝑥))
7	6	eqeq1d 2247	. . . . . . . 8 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑦 ∈ (Base‘𝑅)) → ((𝑥(.r‘𝑂)𝑦) = 𝑦 ↔ (𝑦(.r‘𝑅)𝑥) = 𝑦))
8		simpll 531	. . . . . . . . . 10 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑦 ∈ (Base‘𝑅)) → 𝑅 ∈ 𝑉)
9		simpr 110	. . . . . . . . . 10 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑦 ∈ (Base‘𝑅)) → 𝑦 ∈ (Base‘𝑅))
10		simplr 533	. . . . . . . . . 10 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑦 ∈ (Base‘𝑅)) → 𝑥 ∈ (Base‘𝑅))
11	1, 2, 3, 4	opprmulg 14376	. . . . . . . . . 10 ⊢ ((𝑅 ∈ 𝑉 ∧ 𝑦 ∈ (Base‘𝑅) ∧ 𝑥 ∈ (Base‘𝑅)) → (𝑦(.r‘𝑂)𝑥) = (𝑥(.r‘𝑅)𝑦))
12	8, 9, 10, 11	syl3anc 1278	. . . . . . . . 9 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑦 ∈ (Base‘𝑅)) → (𝑦(.r‘𝑂)𝑥) = (𝑥(.r‘𝑅)𝑦))
13	12	eqeq1d 2247	. . . . . . . 8 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑦 ∈ (Base‘𝑅)) → ((𝑦(.r‘𝑂)𝑥) = 𝑦 ↔ (𝑥(.r‘𝑅)𝑦) = 𝑦))
14	7, 13	anbi12d 477	. . . . . . 7 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑦 ∈ (Base‘𝑅)) → (((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦) ↔ ((𝑦(.r‘𝑅)𝑥) = 𝑦 ∧ (𝑥(.r‘𝑅)𝑦) = 𝑦)))
15	14	biancomd 271	. . . . . 6 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ (Base‘𝑅)) ∧ 𝑦 ∈ (Base‘𝑅)) → (((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦) ↔ ((𝑥(.r‘𝑅)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑅)𝑥) = 𝑦)))
16	15	ralbidva 2546	. . . . 5 ⊢ ((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ (Base‘𝑅)) → (∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦) ↔ ∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑅)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑅)𝑥) = 𝑦)))
17	16	riotabidva 6056	. . . 4 ⊢ (𝑅 ∈ 𝑉 → (℩𝑥 ∈ (Base‘𝑅)∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦)) = (℩𝑥 ∈ (Base‘𝑅)∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑅)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑅)𝑥) = 𝑦)))
18		df-riota 6038	. . . 4 ⊢ (℩𝑥 ∈ (Base‘𝑅)∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦)) = (℩𝑥(𝑥 ∈ (Base‘𝑅) ∧ ∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦)))
19		df-riota 6038	. . . 4 ⊢ (℩𝑥 ∈ (Base‘𝑅)∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑅)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑅)𝑥) = 𝑦)) = (℩𝑥(𝑥 ∈ (Base‘𝑅) ∧ ∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑅)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑅)𝑥) = 𝑦)))
20	17, 18, 19	3eqtr3g 2294	. . 3 ⊢ (𝑅 ∈ 𝑉 → (℩𝑥(𝑥 ∈ (Base‘𝑅) ∧ ∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦))) = (℩𝑥(𝑥 ∈ (Base‘𝑅) ∧ ∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑅)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑅)𝑥) = 𝑦))))
21	3	opprex 14378	. . . . 5 ⊢ (𝑅 ∈ 𝑉 → 𝑂 ∈ V)
22		eqid 2238	. . . . . 6 ⊢ (mulGrp‘𝑂) = (mulGrp‘𝑂)
23	22	mgpex 14223	. . . . 5 ⊢ (𝑂 ∈ V → (mulGrp‘𝑂) ∈ V)
24		eqid 2238	. . . . . 6 ⊢ (Base‘(mulGrp‘𝑂)) = (Base‘(mulGrp‘𝑂))
25		eqid 2238	. . . . . 6 ⊢ (+g‘(mulGrp‘𝑂)) = (+g‘(mulGrp‘𝑂))
26		eqid 2238	. . . . . 6 ⊢ (0g‘(mulGrp‘𝑂)) = (0g‘(mulGrp‘𝑂))
27	24, 25, 26	grpidvalg 13693	. . . . 5 ⊢ ((mulGrp‘𝑂) ∈ V → (0g‘(mulGrp‘𝑂)) = (℩𝑥(𝑥 ∈ (Base‘(mulGrp‘𝑂)) ∧ ∀𝑦 ∈ (Base‘(mulGrp‘𝑂))((𝑥(+g‘(mulGrp‘𝑂))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑂))𝑥) = 𝑦))))
28	21, 23, 27	3syl 17	. . . 4 ⊢ (𝑅 ∈ 𝑉 → (0g‘(mulGrp‘𝑂)) = (℩𝑥(𝑥 ∈ (Base‘(mulGrp‘𝑂)) ∧ ∀𝑦 ∈ (Base‘(mulGrp‘𝑂))((𝑥(+g‘(mulGrp‘𝑂))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑂))𝑥) = 𝑦))))
29	3, 1	opprbasg 14380	. . . . . . . 8 ⊢ (𝑅 ∈ 𝑉 → (Base‘𝑅) = (Base‘𝑂))
30		eqid 2238	. . . . . . . . . 10 ⊢ (Base‘𝑂) = (Base‘𝑂)
31	22, 30	mgpbasg 14224	. . . . . . . . 9 ⊢ (𝑂 ∈ V → (Base‘𝑂) = (Base‘(mulGrp‘𝑂)))
32	21, 31	syl 14	. . . . . . . 8 ⊢ (𝑅 ∈ 𝑉 → (Base‘𝑂) = (Base‘(mulGrp‘𝑂)))
33	29, 32	eqtrd 2271	. . . . . . 7 ⊢ (𝑅 ∈ 𝑉 → (Base‘𝑅) = (Base‘(mulGrp‘𝑂)))
34	33	eleq2d 2308	. . . . . 6 ⊢ (𝑅 ∈ 𝑉 → (𝑥 ∈ (Base‘𝑅) ↔ 𝑥 ∈ (Base‘(mulGrp‘𝑂))))
35	22, 4	mgpplusgg 14221	. . . . . . . . . . 11 ⊢ (𝑂 ∈ V → (.r‘𝑂) = (+g‘(mulGrp‘𝑂)))
36	21, 35	syl 14	. . . . . . . . . 10 ⊢ (𝑅 ∈ 𝑉 → (.r‘𝑂) = (+g‘(mulGrp‘𝑂)))
37	36	oveqd 6102	. . . . . . . . 9 ⊢ (𝑅 ∈ 𝑉 → (𝑥(.r‘𝑂)𝑦) = (𝑥(+g‘(mulGrp‘𝑂))𝑦))
38	37	eqeq1d 2247	. . . . . . . 8 ⊢ (𝑅 ∈ 𝑉 → ((𝑥(.r‘𝑂)𝑦) = 𝑦 ↔ (𝑥(+g‘(mulGrp‘𝑂))𝑦) = 𝑦))
39	36	oveqd 6102	. . . . . . . . 9 ⊢ (𝑅 ∈ 𝑉 → (𝑦(.r‘𝑂)𝑥) = (𝑦(+g‘(mulGrp‘𝑂))𝑥))
40	39	eqeq1d 2247	. . . . . . . 8 ⊢ (𝑅 ∈ 𝑉 → ((𝑦(.r‘𝑂)𝑥) = 𝑦 ↔ (𝑦(+g‘(mulGrp‘𝑂))𝑥) = 𝑦))
41	38, 40	anbi12d 477	. . . . . . 7 ⊢ (𝑅 ∈ 𝑉 → (((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦) ↔ ((𝑥(+g‘(mulGrp‘𝑂))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑂))𝑥) = 𝑦)))
42	33, 41	raleqbidv 2765	. . . . . 6 ⊢ (𝑅 ∈ 𝑉 → (∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦) ↔ ∀𝑦 ∈ (Base‘(mulGrp‘𝑂))((𝑥(+g‘(mulGrp‘𝑂))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑂))𝑥) = 𝑦)))
43	34, 42	anbi12d 477	. . . . 5 ⊢ (𝑅 ∈ 𝑉 → ((𝑥 ∈ (Base‘𝑅) ∧ ∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦)) ↔ (𝑥 ∈ (Base‘(mulGrp‘𝑂)) ∧ ∀𝑦 ∈ (Base‘(mulGrp‘𝑂))((𝑥(+g‘(mulGrp‘𝑂))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑂))𝑥) = 𝑦))))
44	43	iotabidv 5360	. . . 4 ⊢ (𝑅 ∈ 𝑉 → (℩𝑥(𝑥 ∈ (Base‘𝑅) ∧ ∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦))) = (℩𝑥(𝑥 ∈ (Base‘(mulGrp‘𝑂)) ∧ ∀𝑦 ∈ (Base‘(mulGrp‘𝑂))((𝑥(+g‘(mulGrp‘𝑂))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑂))𝑥) = 𝑦))))
45	28, 44	eqtr4d 2274	. . 3 ⊢ (𝑅 ∈ 𝑉 → (0g‘(mulGrp‘𝑂)) = (℩𝑥(𝑥 ∈ (Base‘𝑅) ∧ ∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑂)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑂)𝑥) = 𝑦))))
46		eqid 2238	. . . . . 6 ⊢ (mulGrp‘𝑅) = (mulGrp‘𝑅)
47	46	mgpex 14223	. . . . 5 ⊢ (𝑅 ∈ 𝑉 → (mulGrp‘𝑅) ∈ V)
48		eqid 2238	. . . . . 6 ⊢ (Base‘(mulGrp‘𝑅)) = (Base‘(mulGrp‘𝑅))
49		eqid 2238	. . . . . 6 ⊢ (+g‘(mulGrp‘𝑅)) = (+g‘(mulGrp‘𝑅))
50		eqid 2238	. . . . . 6 ⊢ (0g‘(mulGrp‘𝑅)) = (0g‘(mulGrp‘𝑅))
51	48, 49, 50	grpidvalg 13693	. . . . 5 ⊢ ((mulGrp‘𝑅) ∈ V → (0g‘(mulGrp‘𝑅)) = (℩𝑥(𝑥 ∈ (Base‘(mulGrp‘𝑅)) ∧ ∀𝑦 ∈ (Base‘(mulGrp‘𝑅))((𝑥(+g‘(mulGrp‘𝑅))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑅))𝑥) = 𝑦))))
52	47, 51	syl 14	. . . 4 ⊢ (𝑅 ∈ 𝑉 → (0g‘(mulGrp‘𝑅)) = (℩𝑥(𝑥 ∈ (Base‘(mulGrp‘𝑅)) ∧ ∀𝑦 ∈ (Base‘(mulGrp‘𝑅))((𝑥(+g‘(mulGrp‘𝑅))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑅))𝑥) = 𝑦))))
53	46, 1	mgpbasg 14224	. . . . . . 7 ⊢ (𝑅 ∈ 𝑉 → (Base‘𝑅) = (Base‘(mulGrp‘𝑅)))
54	53	eleq2d 2308	. . . . . 6 ⊢ (𝑅 ∈ 𝑉 → (𝑥 ∈ (Base‘𝑅) ↔ 𝑥 ∈ (Base‘(mulGrp‘𝑅))))
55	46, 2	mgpplusgg 14221	. . . . . . . . . 10 ⊢ (𝑅 ∈ 𝑉 → (.r‘𝑅) = (+g‘(mulGrp‘𝑅)))
56	55	oveqd 6102	. . . . . . . . 9 ⊢ (𝑅 ∈ 𝑉 → (𝑥(.r‘𝑅)𝑦) = (𝑥(+g‘(mulGrp‘𝑅))𝑦))
57	56	eqeq1d 2247	. . . . . . . 8 ⊢ (𝑅 ∈ 𝑉 → ((𝑥(.r‘𝑅)𝑦) = 𝑦 ↔ (𝑥(+g‘(mulGrp‘𝑅))𝑦) = 𝑦))
58	55	oveqd 6102	. . . . . . . . 9 ⊢ (𝑅 ∈ 𝑉 → (𝑦(.r‘𝑅)𝑥) = (𝑦(+g‘(mulGrp‘𝑅))𝑥))
59	58	eqeq1d 2247	. . . . . . . 8 ⊢ (𝑅 ∈ 𝑉 → ((𝑦(.r‘𝑅)𝑥) = 𝑦 ↔ (𝑦(+g‘(mulGrp‘𝑅))𝑥) = 𝑦))
60	57, 59	anbi12d 477	. . . . . . 7 ⊢ (𝑅 ∈ 𝑉 → (((𝑥(.r‘𝑅)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑅)𝑥) = 𝑦) ↔ ((𝑥(+g‘(mulGrp‘𝑅))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑅))𝑥) = 𝑦)))
61	53, 60	raleqbidv 2765	. . . . . 6 ⊢ (𝑅 ∈ 𝑉 → (∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑅)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑅)𝑥) = 𝑦) ↔ ∀𝑦 ∈ (Base‘(mulGrp‘𝑅))((𝑥(+g‘(mulGrp‘𝑅))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑅))𝑥) = 𝑦)))
62	54, 61	anbi12d 477	. . . . 5 ⊢ (𝑅 ∈ 𝑉 → ((𝑥 ∈ (Base‘𝑅) ∧ ∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑅)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑅)𝑥) = 𝑦)) ↔ (𝑥 ∈ (Base‘(mulGrp‘𝑅)) ∧ ∀𝑦 ∈ (Base‘(mulGrp‘𝑅))((𝑥(+g‘(mulGrp‘𝑅))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑅))𝑥) = 𝑦))))
63	62	iotabidv 5360	. . . 4 ⊢ (𝑅 ∈ 𝑉 → (℩𝑥(𝑥 ∈ (Base‘𝑅) ∧ ∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑅)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑅)𝑥) = 𝑦))) = (℩𝑥(𝑥 ∈ (Base‘(mulGrp‘𝑅)) ∧ ∀𝑦 ∈ (Base‘(mulGrp‘𝑅))((𝑥(+g‘(mulGrp‘𝑅))𝑦) = 𝑦 ∧ (𝑦(+g‘(mulGrp‘𝑅))𝑥) = 𝑦))))
64	52, 63	eqtr4d 2274	. . 3 ⊢ (𝑅 ∈ 𝑉 → (0g‘(mulGrp‘𝑅)) = (℩𝑥(𝑥 ∈ (Base‘𝑅) ∧ ∀𝑦 ∈ (Base‘𝑅)((𝑥(.r‘𝑅)𝑦) = 𝑦 ∧ (𝑦(.r‘𝑅)𝑥) = 𝑦))))
65	20, 45, 64	3eqtr4d 2281	. 2 ⊢ (𝑅 ∈ 𝑉 → (0g‘(mulGrp‘𝑂)) = (0g‘(mulGrp‘𝑅)))
66		eqid 2238	. . . 4 ⊢ (1r‘𝑂) = (1r‘𝑂)
67	22, 66	ringidvalg 14264	. . 3 ⊢ (𝑂 ∈ V → (1r‘𝑂) = (0g‘(mulGrp‘𝑂)))
68	21, 67	syl 14	. 2 ⊢ (𝑅 ∈ 𝑉 → (1r‘𝑂) = (0g‘(mulGrp‘𝑂)))
69		oppr1.2	. . 3 ⊢ 1 = (1r‘𝑅)
70	46, 69	ringidvalg 14264	. 2 ⊢ (𝑅 ∈ 𝑉 → 1 = (0g‘(mulGrp‘𝑅)))
71	65, 68, 70	3eqtr4rd 2282	1 ⊢ (𝑅 ∈ 𝑉 → 1 = (1r‘𝑂))

This proof depends on syntax axioms:   → wi 4   ∧ wa 104   = wceq 1402   ∈ wcel 2209  ∀wral 2528  Vcvv 2821  ℩cio 5335  ‘cfv 5377  ℩crio 6037  (class class class)co 6085  Basecbs 13352  +_gcplusg 13431  ._rcmulr 13432  0_gc0g 13610  mulGrpcmgp 14217  1_rcur 14262  opp_rcoppr 14372

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 623  ax-in2 624  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-14 2212  ax-ext 2220  ax-sep 4249  ax-nul 4259  ax-pow 4311  ax-pr 4346  ax-un 4578  ax-setind 4684  ax-cnex 8270  ax-resscn 8271  ax-1cn 8272  ax-1re 8273  ax-icn 8274  ax-addcl 8275  ax-addrcl 8276  ax-mulcl 8277  ax-addcom 8279  ax-addass 8281  ax-i2m1 8284  ax-0lt1 8285  ax-0id 8287  ax-rnegex 8288  ax-pre-ltirr 8291  ax-pre-lttrn 8293  ax-pre-ltadd 8295

This proof depends on definitions:  df-bi 117  df-3an 1011  df-tru 1405  df-fal 1408  df-nf 1514  df-sb 1816  df-eu 2089  df-mo 2090  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ne 2421  df-nel 2516  df-ral 2533  df-rex 2534  df-rab 2537  df-v 2823  df-sbc 3052  df-csb 3148  df-dif 3222  df-un 3224  df-in 3226  df-ss 3233  df-nul 3521  df-pw 3690  df-sn 3715  df-pr 3716  df-op 3718  df-uni 3936  df-int 3971  df-br 4131  df-opab 4193  df-mpt 4194  df-id 4438  df-xp 4780  df-rel 4781  df-cnv 4782  df-co 4783  df-dm 4784  df-rn 4785  df-res 4786  df-ima 4787  df-iota 5337  df-fun 5379  df-fn 5380  df-fv 5385  df-riota 6038  df-ov 6088  df-oprab 6089  df-mpo 6090  df-tpos 6516  df-pnf 8362  df-mnf 8363  df-ltxr 8365  df-inn 9305  df-2 9363  df-3 9364  df-ndx 13355  df-slot 13356  df-base 13358  df-sets 13359  df-plusg 13444  df-mulr 13445  df-0g 13612  df-mgp 14218  df-ur 14263  df-oppr 14373

This theorem is used by:  opprunitd  14417  rhmopp  14483  opprnzrbg  14492  opprlring  14504