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Theorem mamulid 22356

Description: The identity matrix (as operation in maps-to notation) is a left identity (for any matrix with the same number of rows). (Contributed by Stefan O'Rear, 3-Sep-2015.) (Proof shortened by AV, 22-Jul-2019.)

**Hypotheses**
Ref	Expression
mamumat1cl.b	⊢ 𝐵 = (Base‘𝑅)
mamumat1cl.r	⊢ (𝜑 → 𝑅 ∈ Ring)
mamumat1cl.o	⊢ 1 = (1_r‘𝑅)
mamumat1cl.z	⊢ 0 = (0_g‘𝑅)
mamumat1cl.i	⊢ 𝐼 = (𝑖 ∈ 𝑀, 𝑗 ∈ 𝑀 ↦ if(𝑖 = 𝑗, 1 , 0 ))
mamumat1cl.m	⊢ (𝜑 → 𝑀 ∈ Fin)
mamulid.n	⊢ (𝜑 → 𝑁 ∈ Fin)
mamulid.f	⊢ 𝐹 = (𝑅 maMul ⟨𝑀, 𝑀, 𝑁⟩)
mamulid.x	⊢ (𝜑 → 𝑋 ∈ (𝐵 ↑_m (𝑀 × 𝑁)))

**Assertion**
Ref	Expression
mamulid	⊢ (𝜑 → (𝐼𝐹𝑋) = 𝑋)

Distinct variable groups: 𝑖,𝑗,𝐵 𝑖,𝑀,𝑗 𝜑,𝑖,𝑗 0 ,𝑖,𝑗 1 ,𝑖,𝑗 Allowed substitution hints: 𝑅(𝑖,𝑗) 𝐹(𝑖,𝑗) 𝐼(𝑖,𝑗) 𝑁(𝑖,𝑗) 𝑋(𝑖,𝑗)

Proof of Theorem mamulid Dummy variables 𝑘 𝑙 𝑚 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		mamulid.f	. . . . 5 ⊢ 𝐹 = (𝑅 maMul ⟨𝑀, 𝑀, 𝑁⟩)
2		mamumat1cl.b	. . . . 5 ⊢ 𝐵 = (Base‘𝑅)
3		eqid 2731	. . . . 5 ⊢ (._r‘𝑅) = (._r‘𝑅)
4		mamumat1cl.r	. . . . . 6 ⊢ (𝜑 → 𝑅 ∈ Ring)
5	4	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → 𝑅 ∈ Ring)
6		mamumat1cl.m	. . . . . 6 ⊢ (𝜑 → 𝑀 ∈ Fin)
7	6	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → 𝑀 ∈ Fin)
8		mamulid.n	. . . . . 6 ⊢ (𝜑 → 𝑁 ∈ Fin)
9	8	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → 𝑁 ∈ Fin)
10		mamumat1cl.o	. . . . . . 7 ⊢ 1 = (1_r‘𝑅)
11		mamumat1cl.z	. . . . . . 7 ⊢ 0 = (0_g‘𝑅)
12		mamumat1cl.i	. . . . . . 7 ⊢ 𝐼 = (𝑖 ∈ 𝑀, 𝑗 ∈ 𝑀 ↦ if(𝑖 = 𝑗, 1 , 0 ))
13	2, 4, 10, 11, 12, 6	mamumat1cl 22354	. . . . . 6 ⊢ (𝜑 → 𝐼 ∈ (𝐵 ↑_m (𝑀 × 𝑀)))
14	13	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → 𝐼 ∈ (𝐵 ↑_m (𝑀 × 𝑀)))
15		mamulid.x	. . . . . 6 ⊢ (𝜑 → 𝑋 ∈ (𝐵 ↑_m (𝑀 × 𝑁)))
16	15	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → 𝑋 ∈ (𝐵 ↑_m (𝑀 × 𝑁)))
17		simprl 770	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → 𝑙 ∈ 𝑀)
18		simprr 772	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → 𝑘 ∈ 𝑁)
19	1, 2, 3, 5, 7, 7, 9, 14, 16, 17, 18	mamufv 22309	. . . 4 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → (𝑙(𝐼𝐹𝑋)𝑘) = (𝑅 Σ_g (𝑚 ∈ 𝑀 ↦ ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)))))
20		ringmnd 20161	. . . . . 6 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Mnd)
21	5, 20	syl 17	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → 𝑅 ∈ Mnd)
22	4	ad2antrr 726	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀) → 𝑅 ∈ Ring)
23		elmapi 8773	. . . . . . . . . 10 ⊢ (𝐼 ∈ (𝐵 ↑_m (𝑀 × 𝑀)) → 𝐼:(𝑀 × 𝑀)⟶𝐵)
24	13, 23	syl 17	. . . . . . . . 9 ⊢ (𝜑 → 𝐼:(𝑀 × 𝑀)⟶𝐵)
25	24	ad2antrr 726	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀) → 𝐼:(𝑀 × 𝑀)⟶𝐵)
26		simplrl 776	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀) → 𝑙 ∈ 𝑀)
27		simpr 484	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀) → 𝑚 ∈ 𝑀)
28	25, 26, 27	fovcdmd 7518	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀) → (𝑙𝐼𝑚) ∈ 𝐵)
29		elmapi 8773	. . . . . . . . . 10 ⊢ (𝑋 ∈ (𝐵 ↑_m (𝑀 × 𝑁)) → 𝑋:(𝑀 × 𝑁)⟶𝐵)
30	15, 29	syl 17	. . . . . . . . 9 ⊢ (𝜑 → 𝑋:(𝑀 × 𝑁)⟶𝐵)
31	30	ad2antrr 726	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀) → 𝑋:(𝑀 × 𝑁)⟶𝐵)
32		simplrr 777	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀) → 𝑘 ∈ 𝑁)
33	31, 27, 32	fovcdmd 7518	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀) → (𝑚𝑋𝑘) ∈ 𝐵)
34	2, 3	ringcl 20168	. . . . . . 7 ⊢ ((𝑅 ∈ Ring ∧ (𝑙𝐼𝑚) ∈ 𝐵 ∧ (𝑚𝑋𝑘) ∈ 𝐵) → ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)) ∈ 𝐵)
35	22, 28, 33, 34	syl3anc 1373	. . . . . 6 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀) → ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)) ∈ 𝐵)
36	35	fmpttd 7048	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → (𝑚 ∈ 𝑀 ↦ ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘))):𝑀⟶𝐵)
37	26	3adant3 1132	. . . . . . . . . 10 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀 ∧ 𝑚 ≠ 𝑙) → 𝑙 ∈ 𝑀)
38		simp2 1137	. . . . . . . . . 10 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀 ∧ 𝑚 ≠ 𝑙) → 𝑚 ∈ 𝑀)
39	2, 4, 10, 11, 12, 6	mat1comp 22355	. . . . . . . . . . 11 ⊢ ((𝑙 ∈ 𝑀 ∧ 𝑚 ∈ 𝑀) → (𝑙𝐼𝑚) = if(𝑙 = 𝑚, 1 , 0 ))
40		equcom 2019	. . . . . . . . . . . . 13 ⊢ (𝑙 = 𝑚 ↔ 𝑚 = 𝑙)
41	40	a1i 11	. . . . . . . . . . . 12 ⊢ ((𝑙 ∈ 𝑀 ∧ 𝑚 ∈ 𝑀) → (𝑙 = 𝑚 ↔ 𝑚 = 𝑙))
42	41	ifbid 4496	. . . . . . . . . . 11 ⊢ ((𝑙 ∈ 𝑀 ∧ 𝑚 ∈ 𝑀) → if(𝑙 = 𝑚, 1 , 0 ) = if(𝑚 = 𝑙, 1 , 0 ))
43	39, 42	eqtrd 2766	. . . . . . . . . 10 ⊢ ((𝑙 ∈ 𝑀 ∧ 𝑚 ∈ 𝑀) → (𝑙𝐼𝑚) = if(𝑚 = 𝑙, 1 , 0 ))
44	37, 38, 43	syl2anc 584	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀 ∧ 𝑚 ≠ 𝑙) → (𝑙𝐼𝑚) = if(𝑚 = 𝑙, 1 , 0 ))
45		ifnefalse 4484	. . . . . . . . . 10 ⊢ (𝑚 ≠ 𝑙 → if(𝑚 = 𝑙, 1 , 0 ) = 0 )
46	45	3ad2ant3 1135	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀 ∧ 𝑚 ≠ 𝑙) → if(𝑚 = 𝑙, 1 , 0 ) = 0 )
47	44, 46	eqtrd 2766	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀 ∧ 𝑚 ≠ 𝑙) → (𝑙𝐼𝑚) = 0 )
48	47	oveq1d 7361	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀 ∧ 𝑚 ≠ 𝑙) → ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)) = ( 0 (._r‘𝑅)(𝑚𝑋𝑘)))
49	2, 3, 11	ringlz 20211	. . . . . . . . 9 ⊢ ((𝑅 ∈ Ring ∧ (𝑚𝑋𝑘) ∈ 𝐵) → ( 0 (._r‘𝑅)(𝑚𝑋𝑘)) = 0 )
50	22, 33, 49	syl2anc 584	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀) → ( 0 (._r‘𝑅)(𝑚𝑋𝑘)) = 0 )
51	50	3adant3 1132	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀 ∧ 𝑚 ≠ 𝑙) → ( 0 (._r‘𝑅)(𝑚𝑋𝑘)) = 0 )
52	48, 51	eqtrd 2766	. . . . . 6 ⊢ (((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) ∧ 𝑚 ∈ 𝑀 ∧ 𝑚 ≠ 𝑙) → ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)) = 0 )
53	52, 7	suppsssn 8131	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → ((𝑚 ∈ 𝑀 ↦ ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘))) supp 0 ) ⊆ {𝑙})
54	2, 11, 21, 7, 17, 36, 53	gsumpt 19874	. . . 4 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → (𝑅 Σ_g (𝑚 ∈ 𝑀 ↦ ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)))) = ((𝑚 ∈ 𝑀 ↦ ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)))‘𝑙))
55		oveq2 7354	. . . . . . . 8 ⊢ (𝑚 = 𝑙 → (𝑙𝐼𝑚) = (𝑙𝐼𝑙))
56		oveq1 7353	. . . . . . . 8 ⊢ (𝑚 = 𝑙 → (𝑚𝑋𝑘) = (𝑙𝑋𝑘))
57	55, 56	oveq12d 7364	. . . . . . 7 ⊢ (𝑚 = 𝑙 → ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)) = ((𝑙𝐼𝑙)(._r‘𝑅)(𝑙𝑋𝑘)))
58		eqid 2731	. . . . . . 7 ⊢ (𝑚 ∈ 𝑀 ↦ ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘))) = (𝑚 ∈ 𝑀 ↦ ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)))
59		ovex 7379	. . . . . . 7 ⊢ ((𝑙𝐼𝑙)(._r‘𝑅)(𝑙𝑋𝑘)) ∈ V
60	57, 58, 59	fvmpt 6929	. . . . . 6 ⊢ (𝑙 ∈ 𝑀 → ((𝑚 ∈ 𝑀 ↦ ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)))‘𝑙) = ((𝑙𝐼𝑙)(._r‘𝑅)(𝑙𝑋𝑘)))
61	60	ad2antrl 728	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → ((𝑚 ∈ 𝑀 ↦ ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)))‘𝑙) = ((𝑙𝐼𝑙)(._r‘𝑅)(𝑙𝑋𝑘)))
62		equequ1 2026	. . . . . . . . . 10 ⊢ (𝑖 = 𝑙 → (𝑖 = 𝑗 ↔ 𝑙 = 𝑗))
63	62	ifbid 4496	. . . . . . . . 9 ⊢ (𝑖 = 𝑙 → if(𝑖 = 𝑗, 1 , 0 ) = if(𝑙 = 𝑗, 1 , 0 ))
64		equequ2 2027	. . . . . . . . . . 11 ⊢ (𝑗 = 𝑙 → (𝑙 = 𝑗 ↔ 𝑙 = 𝑙))
65	64	ifbid 4496	. . . . . . . . . 10 ⊢ (𝑗 = 𝑙 → if(𝑙 = 𝑗, 1 , 0 ) = if(𝑙 = 𝑙, 1 , 0 ))
66		equid 2013	. . . . . . . . . . 11 ⊢ 𝑙 = 𝑙
67	66	iftruei 4479	. . . . . . . . . 10 ⊢ if(𝑙 = 𝑙, 1 , 0 ) = 1
68	65, 67	eqtrdi 2782	. . . . . . . . 9 ⊢ (𝑗 = 𝑙 → if(𝑙 = 𝑗, 1 , 0 ) = 1 )
69	10	fvexi 6836	. . . . . . . . 9 ⊢ 1 ∈ V
70	63, 68, 12, 69	ovmpo 7506	. . . . . . . 8 ⊢ ((𝑙 ∈ 𝑀 ∧ 𝑙 ∈ 𝑀) → (𝑙𝐼𝑙) = 1 )
71	70	anidms 566	. . . . . . 7 ⊢ (𝑙 ∈ 𝑀 → (𝑙𝐼𝑙) = 1 )
72	71	ad2antrl 728	. . . . . 6 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → (𝑙𝐼𝑙) = 1 )
73	72	oveq1d 7361	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → ((𝑙𝐼𝑙)(._r‘𝑅)(𝑙𝑋𝑘)) = ( 1 (._r‘𝑅)(𝑙𝑋𝑘)))
74	30	fovcdmda 7517	. . . . . 6 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → (𝑙𝑋𝑘) ∈ 𝐵)
75	2, 3, 10	ringlidm 20187	. . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ (𝑙𝑋𝑘) ∈ 𝐵) → ( 1 (._r‘𝑅)(𝑙𝑋𝑘)) = (𝑙𝑋𝑘))
76	5, 74, 75	syl2anc 584	. . . . 5 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → ( 1 (._r‘𝑅)(𝑙𝑋𝑘)) = (𝑙𝑋𝑘))
77	61, 73, 76	3eqtrd 2770	. . . 4 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → ((𝑚 ∈ 𝑀 ↦ ((𝑙𝐼𝑚)(._r‘𝑅)(𝑚𝑋𝑘)))‘𝑙) = (𝑙𝑋𝑘))
78	19, 54, 77	3eqtrd 2770	. . 3 ⊢ ((𝜑 ∧ (𝑙 ∈ 𝑀 ∧ 𝑘 ∈ 𝑁)) → (𝑙(𝐼𝐹𝑋)𝑘) = (𝑙𝑋𝑘))
79	78	ralrimivva 3175	. 2 ⊢ (𝜑 → ∀𝑙 ∈ 𝑀 ∀𝑘 ∈ 𝑁 (𝑙(𝐼𝐹𝑋)𝑘) = (𝑙𝑋𝑘))
80	2, 4, 1, 6, 6, 8, 13, 15	mamucl 22316	. . . . 5 ⊢ (𝜑 → (𝐼𝐹𝑋) ∈ (𝐵 ↑_m (𝑀 × 𝑁)))
81		elmapi 8773	. . . . 5 ⊢ ((𝐼𝐹𝑋) ∈ (𝐵 ↑_m (𝑀 × 𝑁)) → (𝐼𝐹𝑋):(𝑀 × 𝑁)⟶𝐵)
82	80, 81	syl 17	. . . 4 ⊢ (𝜑 → (𝐼𝐹𝑋):(𝑀 × 𝑁)⟶𝐵)
83	82	ffnd 6652	. . 3 ⊢ (𝜑 → (𝐼𝐹𝑋) Fn (𝑀 × 𝑁))
84	30	ffnd 6652	. . 3 ⊢ (𝜑 → 𝑋 Fn (𝑀 × 𝑁))
85		eqfnov2 7476	. . 3 ⊢ (((𝐼𝐹𝑋) Fn (𝑀 × 𝑁) ∧ 𝑋 Fn (𝑀 × 𝑁)) → ((𝐼𝐹𝑋) = 𝑋 ↔ ∀𝑙 ∈ 𝑀 ∀𝑘 ∈ 𝑁 (𝑙(𝐼𝐹𝑋)𝑘) = (𝑙𝑋𝑘)))
86	83, 84, 85	syl2anc 584	. 2 ⊢ (𝜑 → ((𝐼𝐹𝑋) = 𝑋 ↔ ∀𝑙 ∈ 𝑀 ∀𝑘 ∈ 𝑁 (𝑙(𝐼𝐹𝑋)𝑘) = (𝑙𝑋𝑘)))
87	79, 86	mpbird 257	1 ⊢ (𝜑 → (𝐼𝐹𝑋) = 𝑋)

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∧ w3a 1086 = wceq 1541 ∈ wcel 2111 ≠ wne 2928 ∀wral 3047 ifcif 4472 ⟨cotp 4581 ↦ cmpt 5170 × cxp 5612 Fn wfn 6476 ⟶wf 6477 ‘cfv 6481 (class class class)co 7346 ∈ cmpo 7348 ↑_m cmap 8750 Fincfn 8869 Basecbs 17120 ._rcmulr 17162 0_gc0g 17343 Σ_g cgsu 17344 Mndcmnd 18642 1_rcur 20099 Ringcrg 20151 maMul cmmul 22305

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 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-rep 5215 ax-sep 5232 ax-nul 5242 ax-pow 5301 ax-pr 5368 ax-un 7668 ax-cnex 11062 ax-resscn 11063 ax-1cn 11064 ax-icn 11065 ax-addcl 11066 ax-addrcl 11067 ax-mulcl 11068 ax-mulrcl 11069 ax-mulcom 11070 ax-addass 11071 ax-mulass 11072 ax-distr 11073 ax-i2m1 11074 ax-1ne0 11075 ax-1rid 11076 ax-rnegex 11077 ax-rrecex 11078 ax-cnre 11079 ax-pre-lttri 11080 ax-pre-lttrn 11081 ax-pre-ltadd 11082 ax-pre-mulgt0 11083

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 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-nel 3033 df-ral 3048 df-rex 3057 df-rmo 3346 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-pss 3917 df-nul 4281 df-if 4473 df-pw 4549 df-sn 4574 df-pr 4576 df-op 4580 df-ot 4582 df-uni 4857 df-int 4896 df-iun 4941 df-iin 4942 df-br 5090 df-opab 5152 df-mpt 5171 df-tr 5197 df-id 5509 df-eprel 5514 df-po 5522 df-so 5523 df-fr 5567 df-se 5568 df-we 5569 df-xp 5620 df-rel 5621 df-cnv 5622 df-co 5623 df-dm 5624 df-rn 5625 df-res 5626 df-ima 5627 df-pred 6248 df-ord 6309 df-on 6310 df-lim 6311 df-suc 6312 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-f1 6486 df-fo 6487 df-f1o 6488 df-fv 6489 df-isom 6490 df-riota 7303 df-ov 7349 df-oprab 7350 df-mpo 7351 df-om 7797 df-1st 7921 df-2nd 7922 df-supp 8091 df-frecs 8211 df-wrecs 8242 df-recs 8291 df-rdg 8329 df-1o 8385 df-2o 8386 df-er 8622 df-map 8752 df-en 8870 df-dom 8871 df-sdom 8872 df-fin 8873 df-fsupp 9246 df-oi 9396 df-card 9832 df-pnf 11148 df-mnf 11149 df-xr 11150 df-ltxr 11151 df-le 11152 df-sub 11346 df-neg 11347 df-nn 12126 df-2 12188 df-n0 12382 df-z 12469 df-uz 12733 df-fz 13408 df-fzo 13555 df-seq 13909 df-hash 14238 df-sets 17075 df-slot 17093 df-ndx 17105 df-base 17121 df-ress 17142 df-plusg 17174 df-0g 17345 df-gsum 17346 df-mre 17488 df-mrc 17489 df-acs 17491 df-mgm 18548 df-sgrp 18627 df-mnd 18643 df-submnd 18692 df-grp 18849 df-minusg 18850 df-mulg 18981 df-cntz 19229 df-cmn 19694 df-abl 19695 df-mgp 20059 df-rng 20071 df-ur 20100 df-ring 20153 df-mamu 22306

This theorem is referenced by: matring 22358 mat1 22362

W3C validator