Theorem fedgmullem1 33680

Description: Lemma for fedgmul 33682. (Contributed by Thierry Arnoux, 20-Jul-2023.)

Hypotheses

Ref	Expression
fedgmul.a	⊢ 𝐴 = ((subringAlg ‘𝐸)‘𝑉)
fedgmul.b	⊢ 𝐵 = ((subringAlg ‘𝐸)‘𝑈)
fedgmul.c	⊢ 𝐶 = ((subringAlg ‘𝐹)‘𝑉)
fedgmul.f	⊢ 𝐹 = (𝐸 ↾s 𝑈)
fedgmul.k	⊢ 𝐾 = (𝐸 ↾s 𝑉)
fedgmul.1	⊢ (𝜑 → 𝐸 ∈ DivRing)
fedgmul.2	⊢ (𝜑 → 𝐹 ∈ DivRing)
fedgmul.3	⊢ (𝜑 → 𝐾 ∈ DivRing)
fedgmul.4	⊢ (𝜑 → 𝑈 ∈ (SubRing‘𝐸))
fedgmul.5	⊢ (𝜑 → 𝑉 ∈ (SubRing‘𝐹))
fedgmullem.d	⊢ 𝐷 = (𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ (𝑖(.r‘𝐸)𝑗))
fedgmullem.h	⊢ 𝐻 = (𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ ((𝐺‘𝑗)‘𝑖))
fedgmullem.x	⊢ (𝜑 → 𝑋 ∈ (LBasis‘𝐶))
fedgmullem.y	⊢ (𝜑 → 𝑌 ∈ (LBasis‘𝐵))
fedgmullem1.a	⊢ (𝜑 → 𝑍 ∈ (Base‘𝐴))
fedgmullem1.l	⊢ (𝜑 → 𝐿:𝑌⟶(Base‘(Scalar‘𝐵)))
fedgmullem1.1	⊢ (𝜑 → 𝐿 finSupp (0g‘(Scalar‘𝐵)))
fedgmullem1.z	⊢ (𝜑 → 𝑍 = (𝐵 Σg (𝑗 ∈ 𝑌 ↦ ((𝐿‘𝑗)( ·𝑠 ‘𝐵)𝑗))))
fedgmullem1.g	⊢ (𝜑 → 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋))
fedgmullem1.2	⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐺‘𝑗) finSupp (0g‘(Scalar‘𝐶)))
fedgmullem1.3	⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐿‘𝑗) = (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))))

Assertion

Ref	Expression
fedgmullem1	⊢ (𝜑 → (𝐻 finSupp (0g‘(Scalar‘𝐴)) ∧ 𝑍 = (𝐴 Σg (𝐻 ∘f ( ·𝑠 ‘𝐴)𝐷))))

Distinct variable groups:   𝐴,𝑖,𝑗   𝐵,𝑗   𝐶,𝑖,𝑗   𝐷,𝑖,𝑗   𝑖,𝐸,𝑗   𝑖,𝐺,𝑗   𝑖,𝐻,𝑗   𝑗,𝐿   𝑈,𝑖   𝑖,𝑋,𝑗   𝑖,𝑌,𝑗   𝜑,𝑖,𝑗

Allowed substitution hints:   𝐵(𝑖)   𝑈(𝑗)   𝐹(𝑖,𝑗)   𝐾(𝑖,𝑗)   𝐿(𝑖)   𝑉(𝑖,𝑗)   𝑍(𝑖,𝑗)

Proof of Theorem fedgmullem1

Dummy variables 𝑢 𝑘 𝑙 𝑔 𝑤 𝑣 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		fedgmullem1.g	. . . . 5 ⊢ (𝜑 → 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋))
2		simpllr 776	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋))
3		simplr 769	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝑗 ∈ 𝑌)
4	2, 3	ffvelcdmd 7105	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (𝐺‘𝑗) ∈ ((Base‘(Scalar‘𝐶)) ↑m 𝑋))
5		elmapi 8889	. . . . . . . . . . . 12 ⊢ ((𝐺‘𝑗) ∈ ((Base‘(Scalar‘𝐶)) ↑m 𝑋) → (𝐺‘𝑗):𝑋⟶(Base‘(Scalar‘𝐶)))
6	4, 5	syl 17	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (𝐺‘𝑗):𝑋⟶(Base‘(Scalar‘𝐶)))
7	6	anasss 466	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) ∧ (𝑗 ∈ 𝑌 ∧ 𝑖 ∈ 𝑋)) → (𝐺‘𝑗):𝑋⟶(Base‘(Scalar‘𝐶)))
8		simprr 773	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) ∧ (𝑗 ∈ 𝑌 ∧ 𝑖 ∈ 𝑋)) → 𝑖 ∈ 𝑋)
9	7, 8	ffvelcdmd 7105	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) ∧ (𝑗 ∈ 𝑌 ∧ 𝑖 ∈ 𝑋)) → ((𝐺‘𝑗)‘𝑖) ∈ (Base‘(Scalar‘𝐶)))
10		fedgmul.k	. . . . . . . . . . . . 13 ⊢ 𝐾 = (𝐸 ↾s 𝑉)
11		fedgmul.a	. . . . . . . . . . . . . . 15 ⊢ 𝐴 = ((subringAlg ‘𝐸)‘𝑉)
12	11	a1i 11	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝐴 = ((subringAlg ‘𝐸)‘𝑉))
13		fedgmul.4	. . . . . . . . . . . . . . . . 17 ⊢ (𝜑 → 𝑈 ∈ (SubRing‘𝐸))
14		fedgmul.5	. . . . . . . . . . . . . . . . 17 ⊢ (𝜑 → 𝑉 ∈ (SubRing‘𝐹))
15		fedgmul.f	. . . . . . . . . . . . . . . . . . 19 ⊢ 𝐹 = (𝐸 ↾s 𝑈)
16	15	subsubrg 20598	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑈 ∈ (SubRing‘𝐸) → (𝑉 ∈ (SubRing‘𝐹) ↔ (𝑉 ∈ (SubRing‘𝐸) ∧ 𝑉 ⊆ 𝑈)))
17	16	biimpa 476	. . . . . . . . . . . . . . . . 17 ⊢ ((𝑈 ∈ (SubRing‘𝐸) ∧ 𝑉 ∈ (SubRing‘𝐹)) → (𝑉 ∈ (SubRing‘𝐸) ∧ 𝑉 ⊆ 𝑈))
18	13, 14, 17	syl2anc 584	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (𝑉 ∈ (SubRing‘𝐸) ∧ 𝑉 ⊆ 𝑈))
19	18	simpld 494	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝑉 ∈ (SubRing‘𝐸))
20		eqid 2737	. . . . . . . . . . . . . . . 16 ⊢ (Base‘𝐸) = (Base‘𝐸)
21	20	subrgss 20572	. . . . . . . . . . . . . . 15 ⊢ (𝑉 ∈ (SubRing‘𝐸) → 𝑉 ⊆ (Base‘𝐸))
22	19, 21	syl 17	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝑉 ⊆ (Base‘𝐸))
23	12, 22	srasca 21183	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝐸 ↾s 𝑉) = (Scalar‘𝐴))
24	10, 23	eqtrid 2789	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐾 = (Scalar‘𝐴))
25	18	simprd 495	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝑉 ⊆ 𝑈)
26		ressabs 17294	. . . . . . . . . . . . . . 15 ⊢ ((𝑈 ∈ (SubRing‘𝐸) ∧ 𝑉 ⊆ 𝑈) → ((𝐸 ↾s 𝑈) ↾s 𝑉) = (𝐸 ↾s 𝑉))
27	13, 25, 26	syl2anc 584	. . . . . . . . . . . . . 14 ⊢ (𝜑 → ((𝐸 ↾s 𝑈) ↾s 𝑉) = (𝐸 ↾s 𝑉))
28	15	oveq1i 7441	. . . . . . . . . . . . . 14 ⊢ (𝐹 ↾s 𝑉) = ((𝐸 ↾s 𝑈) ↾s 𝑉)
29	27, 28, 10	3eqtr4g 2802	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝐹 ↾s 𝑉) = 𝐾)
30		fedgmul.c	. . . . . . . . . . . . . . 15 ⊢ 𝐶 = ((subringAlg ‘𝐹)‘𝑉)
31	30	a1i 11	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝐶 = ((subringAlg ‘𝐹)‘𝑉))
32		eqid 2737	. . . . . . . . . . . . . . . 16 ⊢ (Base‘𝐹) = (Base‘𝐹)
33	32	subrgss 20572	. . . . . . . . . . . . . . 15 ⊢ (𝑉 ∈ (SubRing‘𝐹) → 𝑉 ⊆ (Base‘𝐹))
34	14, 33	syl 17	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝑉 ⊆ (Base‘𝐹))
35	31, 34	srasca 21183	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝐹 ↾s 𝑉) = (Scalar‘𝐶))
36	29, 35	eqtr3d 2779	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐾 = (Scalar‘𝐶))
37	24, 36	eqtr3d 2779	. . . . . . . . . . 11 ⊢ (𝜑 → (Scalar‘𝐴) = (Scalar‘𝐶))
38	37	fveq2d 6910	. . . . . . . . . 10 ⊢ (𝜑 → (Base‘(Scalar‘𝐴)) = (Base‘(Scalar‘𝐶)))
39	38	ad2antrr 726	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) ∧ (𝑗 ∈ 𝑌 ∧ 𝑖 ∈ 𝑋)) → (Base‘(Scalar‘𝐴)) = (Base‘(Scalar‘𝐶)))
40	9, 39	eleqtrrd 2844	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) ∧ (𝑗 ∈ 𝑌 ∧ 𝑖 ∈ 𝑋)) → ((𝐺‘𝑗)‘𝑖) ∈ (Base‘(Scalar‘𝐴)))
41	40	ralrimivva 3202	. . . . . . 7 ⊢ ((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) → ∀𝑗 ∈ 𝑌 ∀𝑖 ∈ 𝑋 ((𝐺‘𝑗)‘𝑖) ∈ (Base‘(Scalar‘𝐴)))
42		fedgmullem.h	. . . . . . . 8 ⊢ 𝐻 = (𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ ((𝐺‘𝑗)‘𝑖))
43	42	fmpo 8093	. . . . . . 7 ⊢ (∀𝑗 ∈ 𝑌 ∀𝑖 ∈ 𝑋 ((𝐺‘𝑗)‘𝑖) ∈ (Base‘(Scalar‘𝐴)) ↔ 𝐻:(𝑌 × 𝑋)⟶(Base‘(Scalar‘𝐴)))
44	41, 43	sylib 218	. . . . . 6 ⊢ ((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) → 𝐻:(𝑌 × 𝑋)⟶(Base‘(Scalar‘𝐴)))
45		fvexd 6921	. . . . . . 7 ⊢ ((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) → (Base‘(Scalar‘𝐴)) ∈ V)
46		fedgmullem.y	. . . . . . . . 9 ⊢ (𝜑 → 𝑌 ∈ (LBasis‘𝐵))
47		fedgmullem.x	. . . . . . . . 9 ⊢ (𝜑 → 𝑋 ∈ (LBasis‘𝐶))
48	46, 47	xpexd 7771	. . . . . . . 8 ⊢ (𝜑 → (𝑌 × 𝑋) ∈ V)
49	48	adantr 480	. . . . . . 7 ⊢ ((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) → (𝑌 × 𝑋) ∈ V)
50	45, 49	elmapd 8880	. . . . . 6 ⊢ ((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) → (𝐻 ∈ ((Base‘(Scalar‘𝐴)) ↑m (𝑌 × 𝑋)) ↔ 𝐻:(𝑌 × 𝑋)⟶(Base‘(Scalar‘𝐴))))
51	44, 50	mpbird 257	. . . . 5 ⊢ ((𝜑 ∧ 𝐺:𝑌⟶((Base‘(Scalar‘𝐶)) ↑m 𝑋)) → 𝐻 ∈ ((Base‘(Scalar‘𝐴)) ↑m (𝑌 × 𝑋)))
52	1, 51	mpdan 687	. . . 4 ⊢ (𝜑 → 𝐻 ∈ ((Base‘(Scalar‘𝐴)) ↑m (𝑌 × 𝑋)))
53		simpl 482	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝜑)
54	53	adantr 480	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝜑)
55	1	ffvelcdmda 7104	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐺‘𝑗) ∈ ((Base‘(Scalar‘𝐶)) ↑m 𝑋))
56	55, 5	syl 17	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐺‘𝑗):𝑋⟶(Base‘(Scalar‘𝐶)))
57	56	adantr 480	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (𝐺‘𝑗):𝑋⟶(Base‘(Scalar‘𝐶)))
58	38	feq3d 6723	. . . . . . . . . . 11 ⊢ (𝜑 → ((𝐺‘𝑗):𝑋⟶(Base‘(Scalar‘𝐴)) ↔ (𝐺‘𝑗):𝑋⟶(Base‘(Scalar‘𝐶))))
59	58	biimpar 477	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝐺‘𝑗):𝑋⟶(Base‘(Scalar‘𝐶))) → (𝐺‘𝑗):𝑋⟶(Base‘(Scalar‘𝐴)))
60	54, 57, 59	syl2anc 584	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (𝐺‘𝑗):𝑋⟶(Base‘(Scalar‘𝐴)))
61		simpr 484	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝑖 ∈ 𝑋)
62	60, 61	ffvelcdmd 7105	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → ((𝐺‘𝑗)‘𝑖) ∈ (Base‘(Scalar‘𝐴)))
63	62	ralrimiva 3146	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → ∀𝑖 ∈ 𝑋 ((𝐺‘𝑗)‘𝑖) ∈ (Base‘(Scalar‘𝐴)))
64	63	ralrimiva 3146	. . . . . 6 ⊢ (𝜑 → ∀𝑗 ∈ 𝑌 ∀𝑖 ∈ 𝑋 ((𝐺‘𝑗)‘𝑖) ∈ (Base‘(Scalar‘𝐴)))
65	64, 43	sylib 218	. . . . 5 ⊢ (𝜑 → 𝐻:(𝑌 × 𝑋)⟶(Base‘(Scalar‘𝐴)))
66	65	ffund 6740	. . . 4 ⊢ (𝜑 → Fun 𝐻)
67		fedgmul.1	. . . . . 6 ⊢ (𝜑 → 𝐸 ∈ DivRing)
68		drngring 20736	. . . . . 6 ⊢ (𝐸 ∈ DivRing → 𝐸 ∈ Ring)
69	67, 68	syl 17	. . . . 5 ⊢ (𝜑 → 𝐸 ∈ Ring)
70		ringgrp 20235	. . . . 5 ⊢ (𝐸 ∈ Ring → 𝐸 ∈ Grp)
71		eqid 2737	. . . . . 6 ⊢ (0g‘𝐸) = (0g‘𝐸)
72	20, 71	grpidcl 18983	. . . . 5 ⊢ (𝐸 ∈ Grp → (0g‘𝐸) ∈ (Base‘𝐸))
73	69, 70, 72	3syl 18	. . . 4 ⊢ (𝜑 → (0g‘𝐸) ∈ (Base‘𝐸))
74		fedgmullem1.1	. . . . . . 7 ⊢ (𝜑 → 𝐿 finSupp (0g‘(Scalar‘𝐵)))
75	74	fsuppimpd 9409	. . . . . 6 ⊢ (𝜑 → (𝐿 supp (0g‘(Scalar‘𝐵))) ∈ Fin)
76		simpl 482	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑌 ∖ (𝐿 supp (0g‘(Scalar‘𝐵))))) → 𝜑)
77		simpr 484	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑌 ∖ (𝐿 supp (0g‘(Scalar‘𝐵))))) → 𝑗 ∈ (𝑌 ∖ (𝐿 supp (0g‘(Scalar‘𝐵)))))
78	77	eldifad 3963	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑌 ∖ (𝐿 supp (0g‘(Scalar‘𝐵))))) → 𝑗 ∈ 𝑌)
79		fedgmullem1.l	. . . . . . . . . 10 ⊢ (𝜑 → 𝐿:𝑌⟶(Base‘(Scalar‘𝐵)))
80		ssidd 4007	. . . . . . . . . 10 ⊢ (𝜑 → (𝐿 supp (0g‘(Scalar‘𝐵))) ⊆ (𝐿 supp (0g‘(Scalar‘𝐵))))
81		fvexd 6921	. . . . . . . . . 10 ⊢ (𝜑 → (0g‘(Scalar‘𝐵)) ∈ V)
82	79, 80, 46, 81	suppssr 8220	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑌 ∖ (𝐿 supp (0g‘(Scalar‘𝐵))))) → (𝐿‘𝑗) = (0g‘(Scalar‘𝐵)))
83		fedgmullem1.3	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐿‘𝑗) = (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))))
84	78, 83	syldan 591	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑌 ∖ (𝐿 supp (0g‘(Scalar‘𝐵))))) → (𝐿‘𝑗) = (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))))
85		fedgmul.b	. . . . . . . . . . . . . . 15 ⊢ 𝐵 = ((subringAlg ‘𝐸)‘𝑈)
86	85	a1i 11	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝐵 = ((subringAlg ‘𝐸)‘𝑈))
87	20	subrgss 20572	. . . . . . . . . . . . . . 15 ⊢ (𝑈 ∈ (SubRing‘𝐸) → 𝑈 ⊆ (Base‘𝐸))
88	13, 87	syl 17	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝑈 ⊆ (Base‘𝐸))
89	86, 88	srasca 21183	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝐸 ↾s 𝑈) = (Scalar‘𝐵))
90	15, 89	eqtrid 2789	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐹 = (Scalar‘𝐵))
91	90	fveq2d 6910	. . . . . . . . . . 11 ⊢ (𝜑 → (0g‘𝐹) = (0g‘(Scalar‘𝐵)))
92		fedgmul.2	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐹 ∈ DivRing)
93	30, 92, 14	drgext0g 33640	. . . . . . . . . . 11 ⊢ (𝜑 → (0g‘𝐹) = (0g‘𝐶))
94	91, 93	eqtr3d 2779	. . . . . . . . . 10 ⊢ (𝜑 → (0g‘(Scalar‘𝐵)) = (0g‘𝐶))
95	94	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑌 ∖ (𝐿 supp (0g‘(Scalar‘𝐵))))) → (0g‘(Scalar‘𝐵)) = (0g‘𝐶))
96	82, 84, 95	3eqtr3d 2785	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑌 ∖ (𝐿 supp (0g‘(Scalar‘𝐵))))) → (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶))
97		fedgmullem1.2	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐺‘𝑗) finSupp (0g‘(Scalar‘𝐶)))
98		breq1 5146	. . . . . . . . . . . . 13 ⊢ (𝑔 = (𝐺‘𝑗) → (𝑔 finSupp (0g‘(Scalar‘𝐶)) ↔ (𝐺‘𝑗) finSupp (0g‘(Scalar‘𝐶))))
99		fveq1 6905	. . . . . . . . . . . . . . . . 17 ⊢ (𝑔 = (𝐺‘𝑗) → (𝑔‘𝑖) = ((𝐺‘𝑗)‘𝑖))
100	99	oveq1d 7446	. . . . . . . . . . . . . . . 16 ⊢ (𝑔 = (𝐺‘𝑗) → ((𝑔‘𝑖)( ·𝑠 ‘𝐶)𝑖) = (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))
101	100	mpteq2dv 5244	. . . . . . . . . . . . . . 15 ⊢ (𝑔 = (𝐺‘𝑗) → (𝑖 ∈ 𝑋 ↦ ((𝑔‘𝑖)( ·𝑠 ‘𝐶)𝑖)) = (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖)))
102	101	oveq2d 7447	. . . . . . . . . . . . . 14 ⊢ (𝑔 = (𝐺‘𝑗) → (𝐶 Σg (𝑖 ∈ 𝑋 ↦ ((𝑔‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))))
103	102	eqeq1d 2739	. . . . . . . . . . . . 13 ⊢ (𝑔 = (𝐺‘𝑗) → ((𝐶 Σg (𝑖 ∈ 𝑋 ↦ ((𝑔‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶) ↔ (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶)))
104	98, 103	anbi12d 632	. . . . . . . . . . . 12 ⊢ (𝑔 = (𝐺‘𝑗) → ((𝑔 finSupp (0g‘(Scalar‘𝐶)) ∧ (𝐶 Σg (𝑖 ∈ 𝑋 ↦ ((𝑔‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶)) ↔ ((𝐺‘𝑗) finSupp (0g‘(Scalar‘𝐶)) ∧ (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶))))
105		eqeq1 2741	. . . . . . . . . . . 12 ⊢ (𝑔 = (𝐺‘𝑗) → (𝑔 = (𝑋 × {(0g‘(Scalar‘𝐶))}) ↔ (𝐺‘𝑗) = (𝑋 × {(0g‘(Scalar‘𝐶))})))
106	104, 105	imbi12d 344	. . . . . . . . . . 11 ⊢ (𝑔 = (𝐺‘𝑗) → (((𝑔 finSupp (0g‘(Scalar‘𝐶)) ∧ (𝐶 Σg (𝑖 ∈ 𝑋 ↦ ((𝑔‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶)) → 𝑔 = (𝑋 × {(0g‘(Scalar‘𝐶))})) ↔ (((𝐺‘𝑗) finSupp (0g‘(Scalar‘𝐶)) ∧ (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶)) → (𝐺‘𝑗) = (𝑋 × {(0g‘(Scalar‘𝐶))}))))
107		fedgmul.3	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → 𝐾 ∈ DivRing)
108	29, 107	eqeltrd 2841	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (𝐹 ↾s 𝑉) ∈ DivRing)
109		eqid 2737	. . . . . . . . . . . . . . . 16 ⊢ (𝐹 ↾s 𝑉) = (𝐹 ↾s 𝑉)
110	30, 109	sralvec 33636	. . . . . . . . . . . . . . 15 ⊢ ((𝐹 ∈ DivRing ∧ (𝐹 ↾s 𝑉) ∈ DivRing ∧ 𝑉 ∈ (SubRing‘𝐹)) → 𝐶 ∈ LVec)
111	92, 108, 14, 110	syl3anc 1373	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝐶 ∈ LVec)
112		lveclmod 21105	. . . . . . . . . . . . . 14 ⊢ (𝐶 ∈ LVec → 𝐶 ∈ LMod)
113	111, 112	syl 17	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝐶 ∈ LMod)
114	113	adantr 480	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝐶 ∈ LMod)
115		eqid 2737	. . . . . . . . . . . . . . 15 ⊢ (Base‘𝐶) = (Base‘𝐶)
116		eqid 2737	. . . . . . . . . . . . . . 15 ⊢ (LBasis‘𝐶) = (LBasis‘𝐶)
117	115, 116	lbsss 21076	. . . . . . . . . . . . . 14 ⊢ (𝑋 ∈ (LBasis‘𝐶) → 𝑋 ⊆ (Base‘𝐶))
118	47, 117	syl 17	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝑋 ⊆ (Base‘𝐶))
119	118	adantr 480	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝑋 ⊆ (Base‘𝐶))
120		eqid 2737	. . . . . . . . . . . . . . . 16 ⊢ (LSpan‘𝐶) = (LSpan‘𝐶)
121	115, 116, 120	islbs4 21852	. . . . . . . . . . . . . . 15 ⊢ (𝑋 ∈ (LBasis‘𝐶) ↔ (𝑋 ∈ (LIndS‘𝐶) ∧ ((LSpan‘𝐶)‘𝑋) = (Base‘𝐶)))
122	47, 121	sylib 218	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝑋 ∈ (LIndS‘𝐶) ∧ ((LSpan‘𝐶)‘𝑋) = (Base‘𝐶)))
123	122	simpld 494	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝑋 ∈ (LIndS‘𝐶))
124	123	adantr 480	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝑋 ∈ (LIndS‘𝐶))
125		eqid 2737	. . . . . . . . . . . . . 14 ⊢ (Base‘(Scalar‘𝐶)) = (Base‘(Scalar‘𝐶))
126		eqid 2737	. . . . . . . . . . . . . 14 ⊢ (Scalar‘𝐶) = (Scalar‘𝐶)
127		eqid 2737	. . . . . . . . . . . . . 14 ⊢ ( ·𝑠 ‘𝐶) = ( ·𝑠 ‘𝐶)
128		eqid 2737	. . . . . . . . . . . . . 14 ⊢ (0g‘𝐶) = (0g‘𝐶)
129		eqid 2737	. . . . . . . . . . . . . 14 ⊢ (0g‘(Scalar‘𝐶)) = (0g‘(Scalar‘𝐶))
130	115, 125, 126, 127, 128, 129	islinds5 33395	. . . . . . . . . . . . 13 ⊢ ((𝐶 ∈ LMod ∧ 𝑋 ⊆ (Base‘𝐶)) → (𝑋 ∈ (LIndS‘𝐶) ↔ ∀𝑔 ∈ ((Base‘(Scalar‘𝐶)) ↑m 𝑋)((𝑔 finSupp (0g‘(Scalar‘𝐶)) ∧ (𝐶 Σg (𝑖 ∈ 𝑋 ↦ ((𝑔‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶)) → 𝑔 = (𝑋 × {(0g‘(Scalar‘𝐶))}))))
131	130	biimpa 476	. . . . . . . . . . . 12 ⊢ (((𝐶 ∈ LMod ∧ 𝑋 ⊆ (Base‘𝐶)) ∧ 𝑋 ∈ (LIndS‘𝐶)) → ∀𝑔 ∈ ((Base‘(Scalar‘𝐶)) ↑m 𝑋)((𝑔 finSupp (0g‘(Scalar‘𝐶)) ∧ (𝐶 Σg (𝑖 ∈ 𝑋 ↦ ((𝑔‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶)) → 𝑔 = (𝑋 × {(0g‘(Scalar‘𝐶))})))
132	114, 119, 124, 131	syl21anc 838	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → ∀𝑔 ∈ ((Base‘(Scalar‘𝐶)) ↑m 𝑋)((𝑔 finSupp (0g‘(Scalar‘𝐶)) ∧ (𝐶 Σg (𝑖 ∈ 𝑋 ↦ ((𝑔‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶)) → 𝑔 = (𝑋 × {(0g‘(Scalar‘𝐶))})))
133	106, 132, 55	rspcdva 3623	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (((𝐺‘𝑗) finSupp (0g‘(Scalar‘𝐶)) ∧ (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶)) → (𝐺‘𝑗) = (𝑋 × {(0g‘(Scalar‘𝐶))})))
134	97, 133	mpand 695	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → ((𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶) → (𝐺‘𝑗) = (𝑋 × {(0g‘(Scalar‘𝐶))})))
135	134	imp 406	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (0g‘𝐶)) → (𝐺‘𝑗) = (𝑋 × {(0g‘(Scalar‘𝐶))}))
136	76, 78, 96, 135	syl21anc 838	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑌 ∖ (𝐿 supp (0g‘(Scalar‘𝐵))))) → (𝐺‘𝑗) = (𝑋 × {(0g‘(Scalar‘𝐶))}))
137	1, 136	suppss 8219	. . . . . 6 ⊢ (𝜑 → (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) ⊆ (𝐿 supp (0g‘(Scalar‘𝐵))))
138	75, 137	ssfid 9301	. . . . 5 ⊢ (𝜑 → (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) ∈ Fin)
139		suppssdm 8202	. . . . . . . . . 10 ⊢ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) ⊆ dom 𝐺
140	139, 1	fssdm 6755	. . . . . . . . 9 ⊢ (𝜑 → (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) ⊆ 𝑌)
141	140	sselda 3983	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))) → 𝑤 ∈ 𝑌)
142		eleq1w 2824	. . . . . . . . . . . 12 ⊢ (𝑗 = 𝑤 → (𝑗 ∈ 𝑌 ↔ 𝑤 ∈ 𝑌))
143	142	anbi2d 630	. . . . . . . . . . 11 ⊢ (𝑗 = 𝑤 → ((𝜑 ∧ 𝑗 ∈ 𝑌) ↔ (𝜑 ∧ 𝑤 ∈ 𝑌)))
144		fveq2 6906	. . . . . . . . . . . 12 ⊢ (𝑗 = 𝑤 → (𝐺‘𝑗) = (𝐺‘𝑤))
145	144	breq1d 5153	. . . . . . . . . . 11 ⊢ (𝑗 = 𝑤 → ((𝐺‘𝑗) finSupp (0g‘(Scalar‘𝐶)) ↔ (𝐺‘𝑤) finSupp (0g‘(Scalar‘𝐶))))
146	143, 145	imbi12d 344	. . . . . . . . . 10 ⊢ (𝑗 = 𝑤 → (((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐺‘𝑗) finSupp (0g‘(Scalar‘𝐶))) ↔ ((𝜑 ∧ 𝑤 ∈ 𝑌) → (𝐺‘𝑤) finSupp (0g‘(Scalar‘𝐶)))))
147	146, 97	chvarvv 1998	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑤 ∈ 𝑌) → (𝐺‘𝑤) finSupp (0g‘(Scalar‘𝐶)))
148	147	fsuppimpd 9409	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑤 ∈ 𝑌) → ((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶))) ∈ Fin)
149	141, 148	syldan 591	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))) → ((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶))) ∈ Fin)
150	149	ralrimiva 3146	. . . . . 6 ⊢ (𝜑 → ∀𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶))) ∈ Fin)
151		iunfi 9383	. . . . . 6 ⊢ (((𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) ∈ Fin ∧ ∀𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶))) ∈ Fin) → ∪ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶))) ∈ Fin)
152	138, 150, 151	syl2anc 584	. . . . 5 ⊢ (𝜑 → ∪ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶))) ∈ Fin)
153		xpfi 9358	. . . . 5 ⊢ (((𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) ∈ Fin ∧ ∪ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶))) ∈ Fin) → ((𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) × ∪ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶)))) ∈ Fin)
154	138, 152, 153	syl2anc 584	. . . 4 ⊢ (𝜑 → ((𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) × ∪ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶)))) ∈ Fin)
155		fveq2 6906	. . . . . . . . . 10 ⊢ (𝑣 = 𝑗 → (𝐺‘𝑣) = (𝐺‘𝑗))
156	155	fveq1d 6908	. . . . . . . . 9 ⊢ (𝑣 = 𝑗 → ((𝐺‘𝑣)‘𝑢) = ((𝐺‘𝑗)‘𝑢))
157	156	mpteq2dv 5244	. . . . . . . 8 ⊢ (𝑣 = 𝑗 → (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢)) = (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑗)‘𝑢)))
158		fveq2 6906	. . . . . . . . 9 ⊢ (𝑢 = 𝑖 → ((𝐺‘𝑗)‘𝑢) = ((𝐺‘𝑗)‘𝑖))
159	158	cbvmptv 5255	. . . . . . . 8 ⊢ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑗)‘𝑢)) = (𝑖 ∈ 𝑋 ↦ ((𝐺‘𝑗)‘𝑖))
160	157, 159	eqtrdi 2793	. . . . . . 7 ⊢ (𝑣 = 𝑗 → (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢)) = (𝑖 ∈ 𝑋 ↦ ((𝐺‘𝑗)‘𝑖)))
161	160	cbvmptv 5255	. . . . . 6 ⊢ (𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢))) = (𝑗 ∈ 𝑌 ↦ (𝑖 ∈ 𝑋 ↦ ((𝐺‘𝑗)‘𝑖)))
162		fvexd 6921	. . . . . 6 ⊢ (𝜑 → (0g‘(Scalar‘𝐶)) ∈ V)
163		fvexd 6921	. . . . . 6 ⊢ ((𝜑 ∧ (𝑗 ∈ 𝑌 ∧ 𝑖 ∈ 𝑋)) → ((𝐺‘𝑗)‘𝑖) ∈ V)
164	42, 161, 46, 47, 162, 163	suppovss 32690	. . . . 5 ⊢ (𝜑 → (𝐻 supp (0g‘(Scalar‘𝐶))) ⊆ (((𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢))) supp (𝑋 × {(0g‘(Scalar‘𝐶))})) × ∪ 𝑤 ∈ ((𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢))) supp (𝑋 × {(0g‘(Scalar‘𝐶))}))(((𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢)))‘𝑤) supp (0g‘(Scalar‘𝐶)))))
165	10, 71	subrg0 20579	. . . . . . . 8 ⊢ (𝑉 ∈ (SubRing‘𝐸) → (0g‘𝐸) = (0g‘𝐾))
166	19, 165	syl 17	. . . . . . 7 ⊢ (𝜑 → (0g‘𝐸) = (0g‘𝐾))
167	36	fveq2d 6910	. . . . . . 7 ⊢ (𝜑 → (0g‘𝐾) = (0g‘(Scalar‘𝐶)))
168	166, 167	eqtr2d 2778	. . . . . 6 ⊢ (𝜑 → (0g‘(Scalar‘𝐶)) = (0g‘𝐸))
169	168	oveq2d 7447	. . . . 5 ⊢ (𝜑 → (𝐻 supp (0g‘(Scalar‘𝐶))) = (𝐻 supp (0g‘𝐸)))
170	1	feqmptd 6977	. . . . . . . 8 ⊢ (𝜑 → 𝐺 = (𝑣 ∈ 𝑌 ↦ (𝐺‘𝑣)))
171		eleq1w 2824	. . . . . . . . . . . . 13 ⊢ (𝑗 = 𝑣 → (𝑗 ∈ 𝑌 ↔ 𝑣 ∈ 𝑌))
172	171	anbi2d 630	. . . . . . . . . . . 12 ⊢ (𝑗 = 𝑣 → ((𝜑 ∧ 𝑗 ∈ 𝑌) ↔ (𝜑 ∧ 𝑣 ∈ 𝑌)))
173		fveq2 6906	. . . . . . . . . . . . 13 ⊢ (𝑗 = 𝑣 → (𝐺‘𝑗) = (𝐺‘𝑣))
174	173	feq1d 6720	. . . . . . . . . . . 12 ⊢ (𝑗 = 𝑣 → ((𝐺‘𝑗):𝑋⟶(Base‘𝐸) ↔ (𝐺‘𝑣):𝑋⟶(Base‘𝐸)))
175	172, 174	imbi12d 344	. . . . . . . . . . 11 ⊢ (𝑗 = 𝑣 → (((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐺‘𝑗):𝑋⟶(Base‘𝐸)) ↔ ((𝜑 ∧ 𝑣 ∈ 𝑌) → (𝐺‘𝑣):𝑋⟶(Base‘𝐸))))
176	10, 20	ressbas2 17283	. . . . . . . . . . . . . . . 16 ⊢ (𝑉 ⊆ (Base‘𝐸) → 𝑉 = (Base‘𝐾))
177	22, 176	syl 17	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝑉 = (Base‘𝐾))
178	36	fveq2d 6910	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (Base‘𝐾) = (Base‘(Scalar‘𝐶)))
179	177, 178	eqtrd 2777	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝑉 = (Base‘(Scalar‘𝐶)))
180	179, 22	eqsstrrd 4019	. . . . . . . . . . . . 13 ⊢ (𝜑 → (Base‘(Scalar‘𝐶)) ⊆ (Base‘𝐸))
181	180	adantr 480	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (Base‘(Scalar‘𝐶)) ⊆ (Base‘𝐸))
182	56, 181	fssd 6753	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐺‘𝑗):𝑋⟶(Base‘𝐸))
183	175, 182	chvarvv 1998	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑣 ∈ 𝑌) → (𝐺‘𝑣):𝑋⟶(Base‘𝐸))
184	183	feqmptd 6977	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑣 ∈ 𝑌) → (𝐺‘𝑣) = (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢)))
185	184	mpteq2dva 5242	. . . . . . . 8 ⊢ (𝜑 → (𝑣 ∈ 𝑌 ↦ (𝐺‘𝑣)) = (𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢))))
186	170, 185	eqtr2d 2778	. . . . . . 7 ⊢ (𝜑 → (𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢))) = 𝐺)
187	186	oveq1d 7446	. . . . . 6 ⊢ (𝜑 → ((𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢))) supp (𝑋 × {(0g‘(Scalar‘𝐶))})) = (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})))
188	186	fveq1d 6908	. . . . . . . 8 ⊢ (𝜑 → ((𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢)))‘𝑤) = (𝐺‘𝑤))
189	188	oveq1d 7446	. . . . . . 7 ⊢ (𝜑 → (((𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢)))‘𝑤) supp (0g‘(Scalar‘𝐶))) = ((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶))))
190	187, 189	iuneq12d 5021	. . . . . 6 ⊢ (𝜑 → ∪ 𝑤 ∈ ((𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢))) supp (𝑋 × {(0g‘(Scalar‘𝐶))}))(((𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢)))‘𝑤) supp (0g‘(Scalar‘𝐶))) = ∪ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶))))
191	187, 190	xpeq12d 5716	. . . . 5 ⊢ (𝜑 → (((𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢))) supp (𝑋 × {(0g‘(Scalar‘𝐶))})) × ∪ 𝑤 ∈ ((𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢))) supp (𝑋 × {(0g‘(Scalar‘𝐶))}))(((𝑣 ∈ 𝑌 ↦ (𝑢 ∈ 𝑋 ↦ ((𝐺‘𝑣)‘𝑢)))‘𝑤) supp (0g‘(Scalar‘𝐶)))) = ((𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) × ∪ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶)))))
192	164, 169, 191	3sstr3d 4038	. . . 4 ⊢ (𝜑 → (𝐻 supp (0g‘𝐸)) ⊆ ((𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) × ∪ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶)))))
193		suppssfifsupp 9420	. . . 4 ⊢ (((𝐻 ∈ ((Base‘(Scalar‘𝐴)) ↑m (𝑌 × 𝑋)) ∧ Fun 𝐻 ∧ (0g‘𝐸) ∈ (Base‘𝐸)) ∧ (((𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) × ∪ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶)))) ∈ Fin ∧ (𝐻 supp (0g‘𝐸)) ⊆ ((𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))})) × ∪ 𝑤 ∈ (𝐺 supp (𝑋 × {(0g‘(Scalar‘𝐶))}))((𝐺‘𝑤) supp (0g‘(Scalar‘𝐶)))))) → 𝐻 finSupp (0g‘𝐸))
194	52, 66, 73, 154, 192, 193	syl32anc 1380	. . 3 ⊢ (𝜑 → 𝐻 finSupp (0g‘𝐸))
195	37	fveq2d 6910	. . . 4 ⊢ (𝜑 → (0g‘(Scalar‘𝐴)) = (0g‘(Scalar‘𝐶)))
196	195, 168	eqtr2d 2778	. . 3 ⊢ (𝜑 → (0g‘𝐸) = (0g‘(Scalar‘𝐴)))
197	194, 196	breqtrd 5169	. 2 ⊢ (𝜑 → 𝐻 finSupp (0g‘(Scalar‘𝐴)))
198		fedgmullem1.z	. . 3 ⊢ (𝜑 → 𝑍 = (𝐵 Σg (𝑗 ∈ 𝑌 ↦ ((𝐿‘𝑗)( ·𝑠 ‘𝐵)𝑗))))
199	85, 67, 13, 15, 92, 46	drgextgsum 33645	. . 3 ⊢ (𝜑 → (𝐸 Σg (𝑗 ∈ 𝑌 ↦ ((𝐿‘𝑗)( ·𝑠 ‘𝐵)𝑗))) = (𝐵 Σg (𝑗 ∈ 𝑌 ↦ ((𝐿‘𝑗)( ·𝑠 ‘𝐵)𝑗))))
200	47	adantr 480	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝑋 ∈ (LBasis‘𝐶))
201	13	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝑈 ∈ (SubRing‘𝐸))
202		subrgsubg 20577	. . . . . . . . . . . . 13 ⊢ (𝑈 ∈ (SubRing‘𝐸) → 𝑈 ∈ (SubGrp‘𝐸))
203		subgsubm 19166	. . . . . . . . . . . . 13 ⊢ (𝑈 ∈ (SubGrp‘𝐸) → 𝑈 ∈ (SubMnd‘𝐸))
204	201, 202, 203	3syl 18	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝑈 ∈ (SubMnd‘𝐸))
205	113	ad2antrr 726	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝐶 ∈ LMod)
206	56	ffvelcdmda 7104	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → ((𝐺‘𝑗)‘𝑖) ∈ (Base‘(Scalar‘𝐶)))
207	118	ad2antrr 726	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝑋 ⊆ (Base‘𝐶))
208	207, 61	sseldd 3984	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝑖 ∈ (Base‘𝐶))
209	115, 126, 127, 125	lmodvscl 20876	. . . . . . . . . . . . . . 15 ⊢ ((𝐶 ∈ LMod ∧ ((𝐺‘𝑗)‘𝑖) ∈ (Base‘(Scalar‘𝐶)) ∧ 𝑖 ∈ (Base‘𝐶)) → (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖) ∈ (Base‘𝐶))
210	205, 206, 208, 209	syl3anc 1373	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖) ∈ (Base‘𝐶))
211	15, 20	ressbas2 17283	. . . . . . . . . . . . . . . . 17 ⊢ (𝑈 ⊆ (Base‘𝐸) → 𝑈 = (Base‘𝐹))
212	88, 211	syl 17	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → 𝑈 = (Base‘𝐹))
213	31, 34	srabase 21177	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (Base‘𝐹) = (Base‘𝐶))
214	212, 213	eqtrd 2777	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝑈 = (Base‘𝐶))
215	214	ad2antrr 726	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝑈 = (Base‘𝐶))
216	210, 215	eleqtrrd 2844	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖) ∈ 𝑈)
217	216	fmpttd 7135	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖)):𝑋⟶𝑈)
218	200, 204, 217, 15	gsumsubm 18848	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (𝐹 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))))
219		eqid 2737	. . . . . . . . . . . . . . . . . 18 ⊢ (.r‘𝐸) = (.r‘𝐸)
220	15, 219	ressmulr 17351	. . . . . . . . . . . . . . . . 17 ⊢ (𝑈 ∈ (SubRing‘𝐸) → (.r‘𝐸) = (.r‘𝐹))
221	13, 220	syl 17	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (.r‘𝐸) = (.r‘𝐹))
222	31, 34	sravsca 21185	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (.r‘𝐹) = ( ·𝑠 ‘𝐶))
223	221, 222	eqtr2d 2778	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → ( ·𝑠 ‘𝐶) = (.r‘𝐸))
224	223	ad2antrr 726	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → ( ·𝑠 ‘𝐶) = (.r‘𝐸))
225	224	oveqd 7448	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖) = (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖))
226	225	mpteq2dva 5242	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖)) = (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖)))
227	226	oveq2d 7447	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖))))
228	30, 92, 14, 109, 108, 47	drgextgsum 33645	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐹 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))))
229	228	adantr 480	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐹 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))) = (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))))
230	218, 227, 229	3eqtr3d 2785	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖))) = (𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖))))
231	230	oveq1d 7446	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → ((𝐸 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖)))(.r‘𝐸)𝑗) = ((𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖)))(.r‘𝐸)𝑗))
232	69	ad2antrr 726	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝐸 ∈ Ring)
233	180	ad2antrr 726	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (Base‘(Scalar‘𝐶)) ⊆ (Base‘𝐸))
234	233, 206	sseldd 3984	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → ((𝐺‘𝑗)‘𝑖) ∈ (Base‘𝐸))
235	214, 88	eqsstrrd 4019	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (Base‘𝐶) ⊆ (Base‘𝐸))
236	118, 235	sstrd 3994	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝑋 ⊆ (Base‘𝐸))
237	236	ad2antrr 726	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝑋 ⊆ (Base‘𝐸))
238	237, 61	sseldd 3984	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝑖 ∈ (Base‘𝐸))
239		eqid 2737	. . . . . . . . . . . . . . . . . 18 ⊢ (Base‘𝐵) = (Base‘𝐵)
240		eqid 2737	. . . . . . . . . . . . . . . . . 18 ⊢ (LBasis‘𝐵) = (LBasis‘𝐵)
241	239, 240	lbsss 21076	. . . . . . . . . . . . . . . . 17 ⊢ (𝑌 ∈ (LBasis‘𝐵) → 𝑌 ⊆ (Base‘𝐵))
242	46, 241	syl 17	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → 𝑌 ⊆ (Base‘𝐵))
243	86, 88	srabase 21177	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (Base‘𝐸) = (Base‘𝐵))
244	242, 243	sseqtrrd 4021	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝑌 ⊆ (Base‘𝐸))
245	244	ad2antrr 726	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝑌 ⊆ (Base‘𝐸))
246		simplr 769	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝑗 ∈ 𝑌)
247	245, 246	sseldd 3984	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → 𝑗 ∈ (Base‘𝐸))
248	20, 219	ringass 20250	. . . . . . . . . . . . 13 ⊢ ((𝐸 ∈ Ring ∧ (((𝐺‘𝑗)‘𝑖) ∈ (Base‘𝐸) ∧ 𝑖 ∈ (Base‘𝐸) ∧ 𝑗 ∈ (Base‘𝐸))) → ((((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖)(.r‘𝐸)𝑗) = (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))
249	232, 234, 238, 247, 248	syl13anc 1374	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → ((((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖)(.r‘𝐸)𝑗) = (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))
250	249	mpteq2dva 5242	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝑖 ∈ 𝑋 ↦ ((((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖)(.r‘𝐸)𝑗)) = (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗))))
251	250	oveq2d 7447	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐸 Σg (𝑖 ∈ 𝑋 ↦ ((((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖)(.r‘𝐸)𝑗))) = (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))))
252	69	adantr 480	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝐸 ∈ Ring)
253	242	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝑌 ⊆ (Base‘𝐵))
254	243	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (Base‘𝐸) = (Base‘𝐵))
255	253, 254	sseqtrrd 4021	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝑌 ⊆ (Base‘𝐸))
256		simpr 484	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝑗 ∈ 𝑌)
257	255, 256	sseldd 3984	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → 𝑗 ∈ (Base‘𝐸))
258	20, 219	ringcl 20247	. . . . . . . . . . . 12 ⊢ ((𝐸 ∈ Ring ∧ ((𝐺‘𝑗)‘𝑖) ∈ (Base‘𝐸) ∧ 𝑖 ∈ (Base‘𝐸)) → (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖) ∈ (Base‘𝐸))
259	232, 234, 238, 258	syl3anc 1373	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖) ∈ (Base‘𝐸))
260	168	breq2d 5155	. . . . . . . . . . . . . 14 ⊢ (𝜑 → ((𝐺‘𝑗) finSupp (0g‘(Scalar‘𝐶)) ↔ (𝐺‘𝑗) finSupp (0g‘𝐸)))
261	260	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → ((𝐺‘𝑗) finSupp (0g‘(Scalar‘𝐶)) ↔ (𝐺‘𝑗) finSupp (0g‘𝐸)))
262	97, 261	mpbid 232	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐺‘𝑗) finSupp (0g‘𝐸))
263	20, 252, 200, 238, 182, 262	rmfsupp2 33242	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖)) finSupp (0g‘𝐸))
264	20, 71, 219, 252, 200, 257, 259, 263	gsummulc1 20313	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐸 Σg (𝑖 ∈ 𝑋 ↦ ((((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖)(.r‘𝐸)𝑗))) = ((𝐸 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖)))(.r‘𝐸)𝑗))
265	251, 264	eqtr3d 2779	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))) = ((𝐸 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)𝑖)))(.r‘𝐸)𝑗))
266	83	oveq1d 7446	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → ((𝐿‘𝑗)(.r‘𝐸)𝑗) = ((𝐶 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)( ·𝑠 ‘𝐶)𝑖)))(.r‘𝐸)𝑗))
267	231, 265, 266	3eqtr4rd 2788	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → ((𝐿‘𝑗)(.r‘𝐸)𝑗) = (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))))
268	86, 88	sravsca 21185	. . . . . . . . . 10 ⊢ (𝜑 → (.r‘𝐸) = ( ·𝑠 ‘𝐵))
269	268	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (.r‘𝐸) = ( ·𝑠 ‘𝐵))
270	269	oveqd 7448	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → ((𝐿‘𝑗)(.r‘𝐸)𝑗) = ((𝐿‘𝑗)( ·𝑠 ‘𝐵)𝑗))
271		fvexd 6921	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌 ∧ 𝑖 ∈ 𝑋) → ((𝐺‘𝑗)‘𝑖) ∈ V)
272		ovexd 7466	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌 ∧ 𝑖 ∈ 𝑋) → (𝑖(.r‘𝐸)𝑗) ∈ V)
273	42	a1i 11	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝐻 = (𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ ((𝐺‘𝑗)‘𝑖)))
274		fedgmullem.d	. . . . . . . . . . . . . . 15 ⊢ 𝐷 = (𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ (𝑖(.r‘𝐸)𝑗))
275	274	a1i 11	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝐷 = (𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ (𝑖(.r‘𝐸)𝑗)))
276	46, 47, 271, 272, 273, 275	offval22 8113	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝐻 ∘f (.r‘𝐸)𝐷) = (𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗))))
277	276	oveqd 7448	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝑗(𝐻 ∘f (.r‘𝐸)𝐷)𝑖) = (𝑗(𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))𝑖))
278	277	ad2antrr 726	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (𝑗(𝐻 ∘f (.r‘𝐸)𝐷)𝑖) = (𝑗(𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))𝑖))
279		ovexd 7466	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)) ∈ V)
280		eqid 2737	. . . . . . . . . . . . 13 ⊢ (𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗))) = (𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))
281	280	ovmpt4g 7580	. . . . . . . . . . . 12 ⊢ ((𝑗 ∈ 𝑌 ∧ 𝑖 ∈ 𝑋 ∧ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)) ∈ V) → (𝑗(𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))𝑖) = (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))
282	246, 61, 279, 281	syl3anc 1373	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (𝑗(𝑗 ∈ 𝑌, 𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))𝑖) = (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))
283	278, 282	eqtr2d 2778	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)) = (𝑗(𝐻 ∘f (.r‘𝐸)𝐷)𝑖))
284	283	mpteq2dva 5242	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗))) = (𝑖 ∈ 𝑋 ↦ (𝑗(𝐻 ∘f (.r‘𝐸)𝐷)𝑖)))
285	284	oveq2d 7447	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (((𝐺‘𝑗)‘𝑖)(.r‘𝐸)(𝑖(.r‘𝐸)𝑗)))) = (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (𝑗(𝐻 ∘f (.r‘𝐸)𝐷)𝑖))))
286	267, 270, 285	3eqtr3d 2785	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑌) → ((𝐿‘𝑗)( ·𝑠 ‘𝐵)𝑗) = (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (𝑗(𝐻 ∘f (.r‘𝐸)𝐷)𝑖))))
287	286	mpteq2dva 5242	. . . . . 6 ⊢ (𝜑 → (𝑗 ∈ 𝑌 ↦ ((𝐿‘𝑗)( ·𝑠 ‘𝐵)𝑗)) = (𝑗 ∈ 𝑌 ↦ (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (𝑗(𝐻 ∘f (.r‘𝐸)𝐷)𝑖)))))
288	287	oveq2d 7447	. . . . 5 ⊢ (𝜑 → (𝐸 Σg (𝑗 ∈ 𝑌 ↦ ((𝐿‘𝑗)( ·𝑠 ‘𝐵)𝑗))) = (𝐸 Σg (𝑗 ∈ 𝑌 ↦ (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (𝑗(𝐻 ∘f (.r‘𝐸)𝐷)𝑖))))))
289		ringcmn 20279	. . . . . . 7 ⊢ (𝐸 ∈ Ring → 𝐸 ∈ CMnd)
290	69, 289	syl 17	. . . . . 6 ⊢ (𝜑 → 𝐸 ∈ CMnd)
291	69	adantr 480	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑙 ∈ (Base‘(Scalar‘𝐴)) ∧ 𝑘 ∈ (Base‘𝐴))) → 𝐸 ∈ Ring)
292	38, 180	eqsstrd 4018	. . . . . . . . . 10 ⊢ (𝜑 → (Base‘(Scalar‘𝐴)) ⊆ (Base‘𝐸))
293	292	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑙 ∈ (Base‘(Scalar‘𝐴)) ∧ 𝑘 ∈ (Base‘𝐴))) → (Base‘(Scalar‘𝐴)) ⊆ (Base‘𝐸))
294		simprl 771	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑙 ∈ (Base‘(Scalar‘𝐴)) ∧ 𝑘 ∈ (Base‘𝐴))) → 𝑙 ∈ (Base‘(Scalar‘𝐴)))
295	293, 294	sseldd 3984	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑙 ∈ (Base‘(Scalar‘𝐴)) ∧ 𝑘 ∈ (Base‘𝐴))) → 𝑙 ∈ (Base‘𝐸))
296		simprr 773	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑙 ∈ (Base‘(Scalar‘𝐴)) ∧ 𝑘 ∈ (Base‘𝐴))) → 𝑘 ∈ (Base‘𝐴))
297	12, 22	srabase 21177	. . . . . . . . . 10 ⊢ (𝜑 → (Base‘𝐸) = (Base‘𝐴))
298	297	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑙 ∈ (Base‘(Scalar‘𝐴)) ∧ 𝑘 ∈ (Base‘𝐴))) → (Base‘𝐸) = (Base‘𝐴))
299	296, 298	eleqtrrd 2844	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑙 ∈ (Base‘(Scalar‘𝐴)) ∧ 𝑘 ∈ (Base‘𝐴))) → 𝑘 ∈ (Base‘𝐸))
300	20, 219	ringcl 20247	. . . . . . . 8 ⊢ ((𝐸 ∈ Ring ∧ 𝑙 ∈ (Base‘𝐸) ∧ 𝑘 ∈ (Base‘𝐸)) → (𝑙(.r‘𝐸)𝑘) ∈ (Base‘𝐸))
301	291, 295, 299, 300	syl3anc 1373	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑙 ∈ (Base‘(Scalar‘𝐴)) ∧ 𝑘 ∈ (Base‘𝐴))) → (𝑙(.r‘𝐸)𝑘) ∈ (Base‘𝐸))
302	20, 219	ringcl 20247	. . . . . . . . . . . 12 ⊢ ((𝐸 ∈ Ring ∧ 𝑖 ∈ (Base‘𝐸) ∧ 𝑗 ∈ (Base‘𝐸)) → (𝑖(.r‘𝐸)𝑗) ∈ (Base‘𝐸))
303	232, 238, 247, 302	syl3anc 1373	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (𝑖(.r‘𝐸)𝑗) ∈ (Base‘𝐸))
304	297	ad2antrr 726	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (Base‘𝐸) = (Base‘𝐴))
305	303, 304	eleqtrd 2843	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑌) ∧ 𝑖 ∈ 𝑋) → (𝑖(.r‘𝐸)𝑗) ∈ (Base‘𝐴))
306	305	anasss 466	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑗 ∈ 𝑌 ∧ 𝑖 ∈ 𝑋)) → (𝑖(.r‘𝐸)𝑗) ∈ (Base‘𝐴))
307	306	ralrimivva 3202	. . . . . . . 8 ⊢ (𝜑 → ∀𝑗 ∈ 𝑌 ∀𝑖 ∈ 𝑋 (𝑖(.r‘𝐸)𝑗) ∈ (Base‘𝐴))
308	274	fmpo 8093	. . . . . . . 8 ⊢ (∀𝑗 ∈ 𝑌 ∀𝑖 ∈ 𝑋 (𝑖(.r‘𝐸)𝑗) ∈ (Base‘𝐴) ↔ 𝐷:(𝑌 × 𝑋)⟶(Base‘𝐴))
309	307, 308	sylib 218	. . . . . . 7 ⊢ (𝜑 → 𝐷:(𝑌 × 𝑋)⟶(Base‘𝐴))
310		inidm 4227	. . . . . . 7 ⊢ ((𝑌 × 𝑋) ∩ (𝑌 × 𝑋)) = (𝑌 × 𝑋)
311	301, 65, 309, 48, 48, 310	off 7715	. . . . . 6 ⊢ (𝜑 → (𝐻 ∘f (.r‘𝐸)𝐷):(𝑌 × 𝑋)⟶(Base‘𝐸))
312	69	adantr 480	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑢 ∈ (Base‘𝐴)) → 𝐸 ∈ Ring)
313		simpr 484	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑢 ∈ (Base‘𝐴)) → 𝑢 ∈ (Base‘𝐴))
314	297	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑢 ∈ (Base‘𝐴)) → (Base‘𝐸) = (Base‘𝐴))
315	313, 314	eleqtrrd 2844	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑢 ∈ (Base‘𝐴)) → 𝑢 ∈ (Base‘𝐸))
316	20, 219, 71	ringlz 20290	. . . . . . . 8 ⊢ ((𝐸 ∈ Ring ∧ 𝑢 ∈ (Base‘𝐸)) → ((0g‘𝐸)(.r‘𝐸)𝑢) = (0g‘𝐸))
317	312, 315, 316	syl2anc 584	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑢 ∈ (Base‘𝐴)) → ((0g‘𝐸)(.r‘𝐸)𝑢) = (0g‘𝐸))
318	48, 73, 73, 65, 309, 194, 317	offinsupp1 32738	. . . . . 6 ⊢ (𝜑 → (𝐻 ∘f (.r‘𝐸)𝐷) finSupp (0g‘𝐸))
319	20, 71, 290, 46, 47, 311, 318	gsumxp 19994	. . . . 5 ⊢ (𝜑 → (𝐸 Σg (𝐻 ∘f (.r‘𝐸)𝐷)) = (𝐸 Σg (𝑗 ∈ 𝑌 ↦ (𝐸 Σg (𝑖 ∈ 𝑋 ↦ (𝑗(𝐻 ∘f (.r‘𝐸)𝐷)𝑖))))))
320	12, 22	sravsca 21185	. . . . . . . 8 ⊢ (𝜑 → (.r‘𝐸) = ( ·𝑠 ‘𝐴))
321	320	ofeqd 7699	. . . . . . 7 ⊢ (𝜑 → ∘f (.r‘𝐸) = ∘f ( ·𝑠 ‘𝐴))
322	321	oveqd 7448	. . . . . 6 ⊢ (𝜑 → (𝐻 ∘f (.r‘𝐸)𝐷) = (𝐻 ∘f ( ·𝑠 ‘𝐴)𝐷))
323	322	oveq2d 7447	. . . . 5 ⊢ (𝜑 → (𝐸 Σg (𝐻 ∘f (.r‘𝐸)𝐷)) = (𝐸 Σg (𝐻 ∘f ( ·𝑠 ‘𝐴)𝐷)))
324	288, 319, 323	3eqtr2rd 2784	. . . 4 ⊢ (𝜑 → (𝐸 Σg (𝐻 ∘f ( ·𝑠 ‘𝐴)𝐷)) = (𝐸 Σg (𝑗 ∈ 𝑌 ↦ ((𝐿‘𝑗)( ·𝑠 ‘𝐵)𝑗))))
325		ovexd 7466	. . . . 5 ⊢ (𝜑 → (𝐻 ∘f ( ·𝑠 ‘𝐴)𝐷) ∈ V)
326		fedgmullem1.a	. . . . . 6 ⊢ (𝜑 → 𝑍 ∈ (Base‘𝐴))
327	326	elfvexd 6945	. . . . 5 ⊢ (𝜑 → 𝐴 ∈ V)
328	11, 325, 67, 327, 22	gsumsra 33050	. . . 4 ⊢ (𝜑 → (𝐸 Σg (𝐻 ∘f ( ·𝑠 ‘𝐴)𝐷)) = (𝐴 Σg (𝐻 ∘f ( ·𝑠 ‘𝐴)𝐷)))
329	324, 328	eqtr3d 2779	. . 3 ⊢ (𝜑 → (𝐸 Σg (𝑗 ∈ 𝑌 ↦ ((𝐿‘𝑗)( ·𝑠 ‘𝐵)𝑗))) = (𝐴 Σg (𝐻 ∘f ( ·𝑠 ‘𝐴)𝐷)))
330	198, 199, 329	3eqtr2d 2783	. 2 ⊢ (𝜑 → 𝑍 = (𝐴 Σg (𝐻 ∘f ( ·𝑠 ‘𝐴)𝐷)))
331	197, 330	jca 511	1 ⊢ (𝜑 → (𝐻 finSupp (0g‘(Scalar‘𝐴)) ∧ 𝑍 = (𝐴 Σg (𝐻 ∘f ( ·𝑠 ‘𝐴)𝐷))))

Syntax hints:   → wi 4   ↔ wb 206   ∧ wa 395   ∧ w3a 1087   = wceq 1540   ∈ wcel 2108  ∀wral 3061  Vcvv 3480   ∖ cdif 3948   ⊆ wss 3951  {csn 4626  ∪ ciun 4991   class class class wbr 5143   ↦ cmpt 5225   × cxp 5683  Fun wfun 6555  ⟶wf 6557  ‘cfv 6561  (class class class)co 7431   ∈ cmpo 7433   ∘_f cof 7695   supp csupp 8185   ↑_m cmap 8866  Fincfn 8985   finSupp cfsupp 9401  Basecbs 17247   ↾_s cress 17274  ._rcmulr 17298  Scalarcsca 17300   ·_𝑠 cvsca 17301  0_gc0g 17484   Σ_g cgsu 17485  SubMndcsubmnd 18795  Grpcgrp 18951  SubGrpcsubg 19138  CMndccmn 19798  Ringcrg 20230  SubRingcsubrg 20569  DivRingcdr 20729  LModclmod 20858  LSpanclspn 20969  LBasisclbs 21073  LVecclvec 21101  subringAlg csra 21170  LIndSclinds 21825

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1967  ax-7 2007  ax-8 2110  ax-9 2118  ax-10 2141  ax-11 2157  ax-12 2177  ax-ext 2708  ax-rep 5279  ax-sep 5296  ax-nul 5306  ax-pow 5365  ax-pr 5432  ax-un 7755  ax-cnex 11211  ax-resscn 11212  ax-1cn 11213  ax-icn 11214  ax-addcl 11215  ax-addrcl 11216  ax-mulcl 11217  ax-mulrcl 11218  ax-mulcom 11219  ax-addass 11220  ax-mulass 11221  ax-distr 11222  ax-i2m1 11223  ax-1ne0 11224  ax-1rid 11225  ax-rnegex 11226  ax-rrecex 11227  ax-cnre 11228  ax-pre-lttri 11229  ax-pre-lttrn 11230  ax-pre-ltadd 11231  ax-pre-mulgt0 11232

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3or 1088  df-3an 1089  df-tru 1543  df-fal 1553  df-ex 1780  df-nf 1784  df-sb 2065  df-mo 2540  df-eu 2569  df-clab 2715  df-cleq 2729  df-clel 2816  df-nfc 2892  df-ne 2941  df-nel 3047  df-ral 3062  df-rex 3071  df-rmo 3380  df-reu 3381  df-rab 3437  df-v 3482  df-sbc 3789  df-csb 3900  df-dif 3954  df-un 3956  df-in 3958  df-ss 3968  df-pss 3971  df-nul 4334  df-if 4526  df-pw 4602  df-sn 4627  df-pr 4629  df-tp 4631  df-op 4633  df-uni 4908  df-int 4947  df-iun 4993  df-iin 4994  df-br 5144  df-opab 5206  df-mpt 5226  df-tr 5260  df-id 5578  df-eprel 5584  df-po 5592  df-so 5593  df-fr 5637  df-se 5638  df-we 5639  df-xp 5691  df-rel 5692  df-cnv 5693  df-co 5694  df-dm 5695  df-rn 5696  df-res 5697  df-ima 5698  df-pred 6321  df-ord 6387  df-on 6388  df-lim 6389  df-suc 6390  df-iota 6514  df-fun 6563  df-fn 6564  df-f 6565  df-f1 6566  df-fo 6567  df-f1o 6568  df-fv 6569  df-isom 6570  df-riota 7388  df-ov 7434  df-oprab 7435  df-mpo 7436  df-of 7697  df-om 7888  df-1st 8014  df-2nd 8015  df-supp 8186  df-frecs 8306  df-wrecs 8337  df-recs 8411  df-rdg 8450  df-1o 8506  df-2o 8507  df-er 8745  df-map 8868  df-ixp 8938  df-en 8986  df-dom 8987  df-sdom 8988  df-fin 8989  df-fsupp 9402  df-sup 9482  df-oi 9550  df-card 9979  df-pnf 11297  df-mnf 11298  df-xr 11299  df-ltxr 11300  df-le 11301  df-sub 11494  df-neg 11495  df-nn 12267  df-2 12329  df-3 12330  df-4 12331  df-5 12332  df-6 12333  df-7 12334  df-8 12335  df-9 12336  df-n0 12527  df-z 12614  df-dec 12734  df-uz 12879  df-fz 13548  df-fzo 13695  df-seq 14043  df-hash 14370  df-struct 17184  df-sets 17201  df-slot 17219  df-ndx 17231  df-base 17248  df-ress 17275  df-plusg 17310  df-mulr 17311  df-sca 17313  df-vsca 17314  df-ip 17315  df-tset 17316  df-ple 17317  df-ds 17319  df-hom 17321  df-cco 17322  df-0g 17486  df-gsum 17487  df-prds 17492  df-pws 17494  df-mre 17629  df-mrc 17630  df-acs 17632  df-mgm 18653  df-sgrp 18732  df-mnd 18748  df-mhm 18796  df-submnd 18797  df-grp 18954  df-minusg 18955  df-sbg 18956  df-mulg 19086  df-subg 19141  df-ghm 19231  df-cntz 19335  df-cmn 19800  df-abl 19801  df-mgp 20138  df-rng 20150  df-ur 20179  df-ring 20232  df-nzr 20513  df-subrg 20570  df-drng 20731  df-lmod 20860  df-lss 20930  df-lsp 20970  df-lmhm 21021  df-lbs 21074  df-lvec 21102  df-sra 21172  df-rgmod 21173  df-dsmm 21752  df-frlm 21767  df-uvc 21803  df-lindf 21826  df-linds 21827

This theorem is referenced by:  fedgmul  33682