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Theorem mat1dimscm 22393

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 5460	. . . . . . . . . . 11 ⊢ ⟨𝐸, 𝐸⟩ ∈ V
3	1, 2	eqeltri 2821	. . . . . . . . . 10 ⊢ 𝑂 ∈ V
4	3	a1i 11	. . . . . . . . 9 ⊢ (𝑌 ∈ 𝐵 → 𝑂 ∈ V)
5	4	anim2i 615	. . . . . . . 8 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 ∈ 𝐵 ∧ 𝑂 ∈ V))
6	5	ancomd 460	. . . . . . 7 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑂 ∈ V ∧ 𝑋 ∈ 𝐵))
7		fnsng 6599	. . . . . . 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 480	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → {⟨𝑂, 𝑋⟩} Fn {𝑂})
10		xpsng 7143	. . . . . . . 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 480	. . . . . 6 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({𝑂} × {𝑋}) = {⟨𝑂, 𝑋⟩})
13	12	fneq1d 6641	. . . . 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 7143	. . . . . . . . 9 ⊢ ((𝐸 ∈ 𝑉 ∧ 𝐸 ∈ 𝑉) → ({𝐸} × {𝐸}) = {⟨𝐸, 𝐸⟩})
16	1	sneqi 4635	. . . . . . . . 9 ⊢ {𝑂} = {⟨𝐸, 𝐸⟩}
17	15, 16	eqtr4di 2783	. . . . . . . 8 ⊢ ((𝐸 ∈ 𝑉 ∧ 𝐸 ∈ 𝑉) → ({𝐸} × {𝐸}) = {𝑂})
18	17	anidms 565	. . . . . . 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 5701	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (({𝐸} × {𝐸}) × {𝑋}) = ({𝑂} × {𝑋}))
21	20	fneq1d 6641	. . . 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 6599	. . . . 5 ⊢ ((𝑂 ∈ V ∧ 𝑌 ∈ 𝐵) → {⟨𝑂, 𝑌⟩} Fn {𝑂})
25	23, 24	sylan 578	. . . 4 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → {⟨𝑂, 𝑌⟩} Fn {𝑂})
26	25	adantl 480	. . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → {⟨𝑂, 𝑌⟩} Fn {𝑂})
27		snex 5427	. . . 4 ⊢ {𝑂} ∈ V
28	27	a1i 11	. . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → {𝑂} ∈ V)
29		inidm 4213	. . 3 ⊢ ({𝑂} ∩ {𝑂}) = {𝑂}
30		elsni 4641	. . . . 5 ⊢ (𝑥 ∈ {𝑂} → 𝑥 = 𝑂)
31		fveq2 6891	. . . . . . 7 ⊢ (𝑥 = 𝑂 → ((({𝐸} × {𝐸}) × {𝑋})‘𝑥) = ((({𝐸} × {𝐸}) × {𝑋})‘𝑂))
32	15	anidms 565	. . . . . . . . . . . 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 5701	. . . . . . . . . 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 615	. . . . . . . . . . . . 13 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 ∈ 𝐵 ∧ ⟨𝐸, 𝐸⟩ ∈ V))
37	36	ancomd 460	. . . . . . . . . . . 12 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (⟨𝐸, 𝐸⟩ ∈ V ∧ 𝑋 ∈ 𝐵))
38		xpsng 7143	. . . . . . . . . . . . 13 ⊢ ((⟨𝐸, 𝐸⟩ ∈ V ∧ 𝑋 ∈ 𝐵) → ({⟨𝐸, 𝐸⟩} × {𝑋}) = {⟨⟨𝐸, 𝐸⟩, 𝑋⟩})
39	1	eqcomi 2734	. . . . . . . . . . . . . . 15 ⊢ ⟨𝐸, 𝐸⟩ = 𝑂
40	39	opeq1i 4872	. . . . . . . . . . . . . 14 ⊢ ⟨⟨𝐸, 𝐸⟩, 𝑋⟩ = ⟨𝑂, 𝑋⟩
41	40	sneqi 4635	. . . . . . . . . . . . 13 ⊢ {⟨⟨𝐸, 𝐸⟩, 𝑋⟩} = {⟨𝑂, 𝑋⟩}
42	38, 41	eqtrdi 2781	. . . . . . . . . . . 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 480	. . . . . . . . . 10 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({⟨𝐸, 𝐸⟩} × {𝑋}) = {⟨𝑂, 𝑋⟩})
45	34, 44	eqtrd 2765	. . . . . . . . 9 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (({𝐸} × {𝐸}) × {𝑋}) = {⟨𝑂, 𝑋⟩})
46	45	fveq1d 6893	. . . . . . . 8 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ((({𝐸} × {𝐸}) × {𝑋})‘𝑂) = ({⟨𝑂, 𝑋⟩}‘𝑂))
47		fvsng 7184	. . . . . . . . . 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 480	. . . . . . . 8 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({⟨𝑂, 𝑋⟩}‘𝑂) = 𝑋)
50	46, 49	eqtrd 2765	. . . . . . 7 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ((({𝐸} × {𝐸}) × {𝑋})‘𝑂) = 𝑋)
51	31, 50	sylan9eq 2785	. . . . . 6 ⊢ ((𝑥 = 𝑂 ∧ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵))) → ((({𝐸} × {𝐸}) × {𝑋})‘𝑥) = 𝑋)
52	51	ex 411	. . . . 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 406	. . 3 ⊢ ((((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) ∧ 𝑥 ∈ {𝑂}) → ((({𝐸} × {𝐸}) × {𝑋})‘𝑥) = 𝑋)
55		fveq2 6891	. . . . . . 7 ⊢ (𝑥 = 𝑂 → ({⟨𝑂, 𝑌⟩}‘𝑥) = ({⟨𝑂, 𝑌⟩}‘𝑂))
56		fvsng 7184	. . . . . . . . 9 ⊢ ((𝑂 ∈ V ∧ 𝑌 ∈ 𝐵) → ({⟨𝑂, 𝑌⟩}‘𝑂) = 𝑌)
57	23, 56	sylan 578	. . . . . . . 8 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → ({⟨𝑂, 𝑌⟩}‘𝑂) = 𝑌)
58	57	adantl 480	. . . . . . 7 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ({⟨𝑂, 𝑌⟩}‘𝑂) = 𝑌)
59	55, 58	sylan9eq 2785	. . . . . 6 ⊢ ((𝑥 = 𝑂 ∧ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵))) → ({⟨𝑂, 𝑌⟩}‘𝑥) = 𝑌)
60	59	ex 411	. . . . 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 406	. . 3 ⊢ ((((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) ∧ 𝑥 ∈ {𝑂}) → ({⟨𝑂, 𝑌⟩}‘𝑥) = 𝑌)
63	22, 26, 28, 28, 29, 54, 62	offval 7690	. 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 483	. . . . . 6 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → 𝑌 ∈ 𝐵)
66	65	anim2i 615	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ 𝑌 ∈ 𝐵))
67		df-3an 1086	. . . . 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 22390	. . . 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 2725	. . . 4 ⊢ (Base‘𝐴) = (Base‘𝐴)
74		eqid 2725	. . . 4 ⊢ ( ·_𝑠 ‘𝐴) = ( ·_𝑠 ‘𝐴)
75		eqid 2725	. . . 4 ⊢ (._r‘𝑅) = (._r‘𝑅)
76		eqid 2725	. . . 4 ⊢ ({𝐸} × {𝐸}) = ({𝐸} × {𝐸})
77	69, 73, 70, 74, 75, 76	matvsca2 22346	. . 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 582	. 2 ⊢ (((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵)) → (𝑋( ·_𝑠 ‘𝐴){⟨𝑂, 𝑌⟩}) = ((({𝐸} × {𝐸}) × {𝑋}) ∘_f (._r‘𝑅){⟨𝑂, 𝑌⟩}))
79		3anass 1092	. . . . . 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 20192	. . . 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 7171	. . 3 ⊢ ((𝑂 ∈ V ∧ (𝑋(._r‘𝑅)𝑌) ∈ 𝐵) → {⟨𝑂, (𝑋(._r‘𝑅)𝑌)⟩} = (𝑥 ∈ {𝑂} ↦ (𝑋(._r‘𝑅)𝑌)))
85	3, 83, 84	sylancr 585	. 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 2775	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 394 ∧ w3a 1084 = wceq 1533 ∈ wcel 2098 Vcvv 3463 {csn 4624 ⟨cop 4630 ↦ cmpt 5226 × cxp 5670 Fn wfn 6537 ‘cfv 6542 (class class class)co 7415 ∘_f cof 7679 Basecbs 17177 ._rcmulr 17231 ·_𝑠 cvsca 17234 Ringcrg 20175 Mat cmat 22323

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2166 ax-ext 2696 ax-rep 5280 ax-sep 5294 ax-nul 5301 ax-pow 5359 ax-pr 5423 ax-un 7737 ax-cnex 11192 ax-resscn 11193 ax-1cn 11194 ax-icn 11195 ax-addcl 11196 ax-addrcl 11197 ax-mulcl 11198 ax-mulrcl 11199 ax-mulcom 11200 ax-addass 11201 ax-mulass 11202 ax-distr 11203 ax-i2m1 11204 ax-1ne0 11205 ax-1rid 11206 ax-rnegex 11207 ax-rrecex 11208 ax-cnre 11209 ax-pre-lttri 11210 ax-pre-lttrn 11211 ax-pre-ltadd 11212 ax-pre-mulgt0 11213

This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2703 df-cleq 2717 df-clel 2802 df-nfc 2877 df-ne 2931 df-nel 3037 df-ral 3052 df-rex 3061 df-reu 3365 df-rab 3420 df-v 3465 df-sbc 3770 df-csb 3886 df-dif 3943 df-un 3945 df-in 3947 df-ss 3957 df-pss 3960 df-nul 4319 df-if 4525 df-pw 4600 df-sn 4625 df-pr 4627 df-tp 4629 df-op 4631 df-ot 4633 df-uni 4904 df-iun 4993 df-br 5144 df-opab 5206 df-mpt 5227 df-tr 5261 df-id 5570 df-eprel 5576 df-po 5584 df-so 5585 df-fr 5627 df-we 5629 df-xp 5678 df-rel 5679 df-cnv 5680 df-co 5681 df-dm 5682 df-rn 5683 df-res 5684 df-ima 5685 df-pred 6300 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6494 df-fun 6544 df-fn 6545 df-f 6546 df-f1 6547 df-fo 6548 df-f1o 6549 df-fv 6550 df-riota 7371 df-ov 7418 df-oprab 7419 df-mpo 7420 df-of 7681 df-om 7868 df-1st 7989 df-2nd 7990 df-supp 8162 df-frecs 8283 df-wrecs 8314 df-recs 8388 df-rdg 8427 df-1o 8483 df-er 8721 df-map 8843 df-ixp 8913 df-en 8961 df-dom 8962 df-sdom 8963 df-fin 8964 df-fsupp 9384 df-sup 9463 df-pnf 11278 df-mnf 11279 df-xr 11280 df-ltxr 11281 df-le 11282 df-sub 11474 df-neg 11475 df-nn 12241 df-2 12303 df-3 12304 df-4 12305 df-5 12306 df-6 12307 df-7 12308 df-8 12309 df-9 12310 df-n0 12501 df-z 12587 df-dec 12706 df-uz 12851 df-fz 13515 df-struct 17113 df-sets 17130 df-slot 17148 df-ndx 17160 df-base 17178 df-ress 17207 df-plusg 17243 df-mulr 17244 df-sca 17246 df-vsca 17247 df-ip 17248 df-tset 17249 df-ple 17250 df-ds 17252 df-hom 17254 df-cco 17255 df-0g 17420 df-prds 17426 df-pws 17428 df-mgm 18597 df-sgrp 18676 df-mnd 18692 df-mgp 20077 df-ring 20177 df-sra 21060 df-rgmod 21061 df-dsmm 21668 df-frlm 21683 df-mat 22324

This theorem is referenced by: mat1scmat 22457

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