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Theorem mat1dimscm 21968

Description: The scalar multiplication in the algebra of matrices with dimension 1. (Contributed by AV, 16-Aug-2019.)

**Hypotheses**
Ref	Expression
mat1dim.a	⊢ 𝐴 = ({𝐸} Mat 𝑅)
mat1dim.b	⊢ 𝐵 = (Base‘𝑅)
mat1dim.o	⊢ 𝑂 = ⟨𝐸, 𝐸⟩

**Assertion**
Ref	Expression
mat1dimscm	⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (𝑋( ·_𝑠 ‘𝐴){⟨𝑂, 𝑌⟩}) = {⟨𝑂, (𝑋(._r‘𝑅)𝑌)⟩})

Proof of Theorem mat1dimscm Dummy variable 𝑥 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		mat1dim.o	. . . . . . . . . . 11 ⊢ 𝑂 = ⟨𝐸, 𝐸⟩
2		opex 5463	. . . . . . . . . . 11 ⊢ ⟨𝐸, 𝐸⟩ ∈ V
3	1, 2	eqeltri 2829	. . . . . . . . . 10 ⊢ 𝑂 ∈ V
4	3	a1i 11	. . . . . . . . 9 ⊢ (𝑌 ∈ 𝐵 → 𝑂 ∈ V)
5	4	anim2i 617	. . . . . . . 8 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 ∈ 𝐵 ∧ 𝑂 ∈ V))
6	5	ancomd 462	. . . . . . 7 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑂 ∈ V ∧ 𝑋 ∈ 𝐵))
7		fnsng 6597	. . . . . . 7 ⊢ ((𝑂 ∈ V ∧ 𝑋 ∈ 𝐵) → {⟨𝑂, 𝑋⟩} Fn {𝑂})
8	6, 7	syl 17	. . . . . 6 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → {⟨𝑂, 𝑋⟩} Fn {𝑂})
9	8	adantl 482	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → {⟨𝑂, 𝑋⟩} Fn {𝑂})
10		xpsng 7133	. . . . . . . 8 ⊢ ((𝑂 ∈ V ∧ 𝑋 ∈ 𝐵) → ({𝑂} × {𝑋}) = {⟨𝑂, 𝑋⟩})
11	6, 10	syl 17	. . . . . . 7 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → ({𝑂} × {𝑋}) = {⟨𝑂, 𝑋⟩})
12	11	adantl 482	. . . . . 6 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({𝑂} × {𝑋}) = {⟨𝑂, 𝑋⟩})
13	12	fneq1d 6639	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (({𝑂} × {𝑋}) Fn {𝑂} ↔ {⟨𝑂, 𝑋⟩} Fn {𝑂}))
14	9, 13	mpbird 256	. . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({𝑂} × {𝑋}) Fn {𝑂})
15		xpsng 7133	. . . . . . . . 9 ⊢ ((𝐸 ∈ 𝑉 ∧ 𝐸 ∈ 𝑉) → ({𝐸} × {𝐸}) = {⟨𝐸, 𝐸⟩})
16	1	sneqi 4638	. . . . . . . . 9 ⊢ {𝑂} = {⟨𝐸, 𝐸⟩}
17	15, 16	eqtr4di 2790	. . . . . . . 8 ⊢ ((𝐸 ∈ 𝑉 ∧ 𝐸 ∈ 𝑉) → ({𝐸} × {𝐸}) = {𝑂})
18	17	anidms 567	. . . . . . 7 ⊢ (𝐸 ∈ 𝑉 → ({𝐸} × {𝐸}) = {𝑂})
19	18	ad2antlr 725	. . . . . 6 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({𝐸} × {𝐸}) = {𝑂})
20	19	xpeq1d 5704	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (({𝐸} × {𝐸}) × {𝑋}) = ({𝑂} × {𝑋}))
21	20	fneq1d 6639	. . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ((({𝐸} × {𝐸}) × {𝑋}) Fn {𝑂} ↔ ({𝑂} × {𝑋}) Fn {𝑂}))
22	14, 21	mpbird 256	. . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (({𝐸} × {𝐸}) × {𝑋}) Fn {𝑂})
23	3	a1i 11	. . . . 5 ⊢ (𝑋 ∈ 𝐵 → 𝑂 ∈ V)
24		fnsng 6597	. . . . 5 ⊢ ((𝑂 ∈ V ∧ 𝑌 ∈ 𝐵) → {⟨𝑂, 𝑌⟩} Fn {𝑂})
25	23, 24	sylan 580	. . . 4 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → {⟨𝑂, 𝑌⟩} Fn {𝑂})
26	25	adantl 482	. . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → {⟨𝑂, 𝑌⟩} Fn {𝑂})
27		snex 5430	. . . 4 ⊢ {𝑂} ∈ V
28	27	a1i 11	. . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → {𝑂} ∈ V)
29		inidm 4217	. . 3 ⊢ ({𝑂} ∩ {𝑂}) = {𝑂}
30		elsni 4644	. . . . 5 ⊢ (𝑥 ∈ {𝑂} → 𝑥 = 𝑂)
31		fveq2 6888	. . . . . . 7 ⊢ (𝑥 = 𝑂 → ((({𝐸} × {𝐸}) × {𝑋})‘𝑥) = ((({𝐸} × {𝐸}) × {𝑋})‘𝑂))
32	15	anidms 567	. . . . . . . . . . . 12 ⊢ (𝐸 ∈ 𝑉 → ({𝐸} × {𝐸}) = {⟨𝐸, 𝐸⟩})
33	32	ad2antlr 725	. . . . . . . . . . 11 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({𝐸} × {𝐸}) = {⟨𝐸, 𝐸⟩})
34	33	xpeq1d 5704	. . . . . . . . . 10 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (({𝐸} × {𝐸}) × {𝑋}) = ({⟨𝐸, 𝐸⟩} × {𝑋}))
35	2	a1i 11	. . . . . . . . . . . . . 14 ⊢ (𝑌 ∈ 𝐵 → ⟨𝐸, 𝐸⟩ ∈ V)
36	35	anim2i 617	. . . . . . . . . . . . 13 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 ∈ 𝐵 ∧ ⟨𝐸, 𝐸⟩ ∈ V))
37	36	ancomd 462	. . . . . . . . . . . 12 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (⟨𝐸, 𝐸⟩ ∈ V ∧ 𝑋 ∈ 𝐵))
38		xpsng 7133	. . . . . . . . . . . . 13 ⊢ ((⟨𝐸, 𝐸⟩ ∈ V ∧ 𝑋 ∈ 𝐵) → ({⟨𝐸, 𝐸⟩} × {𝑋}) = {⟨⟨𝐸, 𝐸⟩, 𝑋⟩})
39	1	eqcomi 2741	. . . . . . . . . . . . . . 15 ⊢ ⟨𝐸, 𝐸⟩ = 𝑂
40	39	opeq1i 4875	. . . . . . . . . . . . . 14 ⊢ ⟨⟨𝐸, 𝐸⟩, 𝑋⟩ = ⟨𝑂, 𝑋⟩
41	40	sneqi 4638	. . . . . . . . . . . . 13 ⊢ {⟨⟨𝐸, 𝐸⟩, 𝑋⟩} = {⟨𝑂, 𝑋⟩}
42	38, 41	eqtrdi 2788	. . . . . . . . . . . 12 ⊢ ((⟨𝐸, 𝐸⟩ ∈ V ∧ 𝑋 ∈ 𝐵) → ({⟨𝐸, 𝐸⟩} × {𝑋}) = {⟨𝑂, 𝑋⟩})
43	37, 42	syl 17	. . . . . . . . . . 11 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → ({⟨𝐸, 𝐸⟩} × {𝑋}) = {⟨𝑂, 𝑋⟩})
44	43	adantl 482	. . . . . . . . . 10 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({⟨𝐸, 𝐸⟩} × {𝑋}) = {⟨𝑂, 𝑋⟩})
45	34, 44	eqtrd 2772	. . . . . . . . 9 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (({𝐸} × {𝐸}) × {𝑋}) = {⟨𝑂, 𝑋⟩})
46	45	fveq1d 6890	. . . . . . . 8 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ((({𝐸} × {𝐸}) × {𝑋})‘𝑂) = ({⟨𝑂, 𝑋⟩}‘𝑂))
47		fvsng 7174	. . . . . . . . . 10 ⊢ ((𝑂 ∈ V ∧ 𝑋 ∈ 𝐵) → ({⟨𝑂, 𝑋⟩}‘𝑂) = 𝑋)
48	6, 47	syl 17	. . . . . . . . 9 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → ({⟨𝑂, 𝑋⟩}‘𝑂) = 𝑋)
49	48	adantl 482	. . . . . . . 8 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({⟨𝑂, 𝑋⟩}‘𝑂) = 𝑋)
50	46, 49	eqtrd 2772	. . . . . . 7 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ((({𝐸} × {𝐸}) × {𝑋})‘𝑂) = 𝑋)
51	31, 50	sylan9eq 2792	. . . . . 6 ⊢ ((𝑥 = 𝑂 ∧ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵))) → ((({𝐸} × {𝐸}) × {𝑋})‘𝑥) = 𝑋)
52	51	ex 413	. . . . 5 ⊢ (𝑥 = 𝑂 → (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ((({𝐸} × {𝐸}) × {𝑋})‘𝑥) = 𝑋))
53	30, 52	syl 17	. . . 4 ⊢ (𝑥 ∈ {𝑂} → (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ((({𝐸} × {𝐸}) × {𝑋})‘𝑥) = 𝑋))
54	53	impcom 408	. . 3 ⊢ ((((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) ∧ 𝑥 ∈ {𝑂}) → ((({𝐸} × {𝐸}) × {𝑋})‘𝑥) = 𝑋)
55		fveq2 6888	. . . . . . 7 ⊢ (𝑥 = 𝑂 → ({⟨𝑂, 𝑌⟩}‘𝑥) = ({⟨𝑂, 𝑌⟩}‘𝑂))
56		fvsng 7174	. . . . . . . . 9 ⊢ ((𝑂 ∈ V ∧ 𝑌 ∈ 𝐵) → ({⟨𝑂, 𝑌⟩}‘𝑂) = 𝑌)
57	23, 56	sylan 580	. . . . . . . 8 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → ({⟨𝑂, 𝑌⟩}‘𝑂) = 𝑌)
58	57	adantl 482	. . . . . . 7 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({⟨𝑂, 𝑌⟩}‘𝑂) = 𝑌)
59	55, 58	sylan9eq 2792	. . . . . 6 ⊢ ((𝑥 = 𝑂 ∧ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵))) → ({⟨𝑂, 𝑌⟩}‘𝑥) = 𝑌)
60	59	ex 413	. . . . 5 ⊢ (𝑥 = 𝑂 → (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({⟨𝑂, 𝑌⟩}‘𝑥) = 𝑌))
61	30, 60	syl 17	. . . 4 ⊢ (𝑥 ∈ {𝑂} → (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({⟨𝑂, 𝑌⟩}‘𝑥) = 𝑌))
62	61	impcom 408	. . 3 ⊢ ((((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) ∧ 𝑥 ∈ {𝑂}) → ({⟨𝑂, 𝑌⟩}‘𝑥) = 𝑌)
63	22, 26, 28, 28, 29, 54, 62	offval 7675	. 2 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ((({𝐸} × {𝐸}) × {𝑋}) ∘_f (._r‘𝑅){⟨𝑂, 𝑌⟩}) = (𝑥 ∈ {𝑂} ↦ (𝑋(._r‘𝑅)𝑌)))
64		simprl 769	. . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → 𝑋 ∈ 𝐵)
65		simpr 485	. . . . . 6 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → 𝑌 ∈ 𝐵)
66	65	anim2i 617	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ 𝑌 ∈ 𝐵))
67		df-3an 1089	. . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉 ∧ 𝑌 ∈ 𝐵) ↔ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ 𝑌 ∈ 𝐵))
68	66, 67	sylibr 233	. . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉 ∧ 𝑌 ∈ 𝐵))
69		mat1dim.a	. . . . 5 ⊢ 𝐴 = ({𝐸} Mat 𝑅)
70		mat1dim.b	. . . . 5 ⊢ 𝐵 = (Base‘𝑅)
71	69, 70, 1	mat1dimbas 21965	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉 ∧ 𝑌 ∈ 𝐵) → {⟨𝑂, 𝑌⟩} ∈ (Base‘𝐴))
72	68, 71	syl 17	. . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → {⟨𝑂, 𝑌⟩} ∈ (Base‘𝐴))
73		eqid 2732	. . . 4 ⊢ (Base‘𝐴) = (Base‘𝐴)
74		eqid 2732	. . . 4 ⊢ ( ·_𝑠 ‘𝐴) = ( ·_𝑠 ‘𝐴)
75		eqid 2732	. . . 4 ⊢ (._r‘𝑅) = (._r‘𝑅)
76		eqid 2732	. . . 4 ⊢ ({𝐸} × {𝐸}) = ({𝐸} × {𝐸})
77	69, 73, 70, 74, 75, 76	matvsca2 21921	. . 3 ⊢ ((𝑋 ∈ 𝐵 ∧ {⟨𝑂, 𝑌⟩} ∈ (Base‘𝐴)) → (𝑋( ·_𝑠 ‘𝐴){⟨𝑂, 𝑌⟩}) = ((({𝐸} × {𝐸}) × {𝑋}) ∘_f (._r‘𝑅){⟨𝑂, 𝑌⟩}))
78	64, 72, 77	syl2anc 584	. 2 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (𝑋( ·_𝑠 ‘𝐴){⟨𝑂, 𝑌⟩}) = ((({𝐸} × {𝐸}) × {𝑋}) ∘_f (._r‘𝑅){⟨𝑂, 𝑌⟩}))
79		3anass 1095	. . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ↔ (𝑅 ∈ Ring ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)))
80	79	biimpri 227	. . . . 5 ⊢ ((𝑅 ∈ Ring ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (𝑅 ∈ Ring ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵))
81	80	adantlr 713	. . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (𝑅 ∈ Ring ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵))
82	70, 75	ringcl 20066	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋(._r‘𝑅)𝑌) ∈ 𝐵)
83	81, 82	syl 17	. . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (𝑋(._r‘𝑅)𝑌) ∈ 𝐵)
84		fmptsn 7161	. . 3 ⊢ ((𝑂 ∈ V ∧ (𝑋(._r‘𝑅)𝑌) ∈ 𝐵) → {⟨𝑂, (𝑋(._r‘𝑅)𝑌)⟩} = (𝑥 ∈ {𝑂} ↦ (𝑋(._r‘𝑅)𝑌)))
85	3, 83, 84	sylancr 587	. 2 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → {⟨𝑂, (𝑋(._r‘𝑅)𝑌)⟩} = (𝑥 ∈ {𝑂} ↦ (𝑋(._r‘𝑅)𝑌)))
86	63, 78, 85	3eqtr4d 2782	1 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (𝑋( ·_𝑠 ‘𝐴){⟨𝑂, 𝑌⟩}) = {⟨𝑂, (𝑋(._r‘𝑅)𝑌)⟩})

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 396 ∧ w3a 1087 = wceq 1541 ∈ wcel 2106 Vcvv 3474 {csn 4627 ⟨cop 4633 ↦ cmpt 5230 × cxp 5673 Fn wfn 6535 ‘cfv 6540 (class class class)co 7405 ∘_f cof 7664 Basecbs 17140 ._rcmulr 17194 ·_𝑠 cvsca 17197 Ringcrg 20049 Mat cmat 21898

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2703 ax-rep 5284 ax-sep 5298 ax-nul 5305 ax-pow 5362 ax-pr 5426 ax-un 7721 ax-cnex 11162 ax-resscn 11163 ax-1cn 11164 ax-icn 11165 ax-addcl 11166 ax-addrcl 11167 ax-mulcl 11168 ax-mulrcl 11169 ax-mulcom 11170 ax-addass 11171 ax-mulass 11172 ax-distr 11173 ax-i2m1 11174 ax-1ne0 11175 ax-1rid 11176 ax-rnegex 11177 ax-rrecex 11178 ax-cnre 11179 ax-pre-lttri 11180 ax-pre-lttrn 11181 ax-pre-ltadd 11182 ax-pre-mulgt0 11183

This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2534 df-eu 2563 df-clab 2710 df-cleq 2724 df-clel 2810 df-nfc 2885 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-reu 3377 df-rab 3433 df-v 3476 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-pss 3966 df-nul 4322 df-if 4528 df-pw 4603 df-sn 4628 df-pr 4630 df-tp 4632 df-op 4634 df-ot 4636 df-uni 4908 df-iun 4998 df-br 5148 df-opab 5210 df-mpt 5231 df-tr 5265 df-id 5573 df-eprel 5579 df-po 5587 df-so 5588 df-fr 5630 df-we 5632 df-xp 5681 df-rel 5682 df-cnv 5683 df-co 5684 df-dm 5685 df-rn 5686 df-res 5687 df-ima 5688 df-pred 6297 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6492 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7361 df-ov 7408 df-oprab 7409 df-mpo 7410 df-of 7666 df-om 7852 df-1st 7971 df-2nd 7972 df-supp 8143 df-frecs 8262 df-wrecs 8293 df-recs 8367 df-rdg 8406 df-1o 8462 df-er 8699 df-map 8818 df-ixp 8888 df-en 8936 df-dom 8937 df-sdom 8938 df-fin 8939 df-fsupp 9358 df-sup 9433 df-pnf 11246 df-mnf 11247 df-xr 11248 df-ltxr 11249 df-le 11250 df-sub 11442 df-neg 11443 df-nn 12209 df-2 12271 df-3 12272 df-4 12273 df-5 12274 df-6 12275 df-7 12276 df-8 12277 df-9 12278 df-n0 12469 df-z 12555 df-dec 12674 df-uz 12819 df-fz 13481 df-struct 17076 df-sets 17093 df-slot 17111 df-ndx 17123 df-base 17141 df-ress 17170 df-plusg 17206 df-mulr 17207 df-sca 17209 df-vsca 17210 df-ip 17211 df-tset 17212 df-ple 17213 df-ds 17215 df-hom 17217 df-cco 17218 df-0g 17383 df-prds 17389 df-pws 17391 df-mgm 18557 df-sgrp 18606 df-mnd 18622 df-mgp 19982 df-ring 20051 df-sra 20777 df-rgmod 20778 df-dsmm 21278 df-frlm 21293 df-mat 21899

This theorem is referenced by: mat1scmat 22032

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