Theorem ressply1evls1 33540

Description: Subring evaluation of a univariate polynomial is the same as the subring evaluation in the bigger ring. (Contributed by Thierry Arnoux, 14-Nov-2025.)

Hypotheses

Ref	Expression
ressply1evls1.1	⊢ 𝐺 = (𝐸 ↾s 𝑅)
ressply1evls1.2	⊢ 𝑂 = (𝐸 evalSub1 𝑆)
ressply1evls1.3	⊢ 𝑄 = (𝐺 evalSub1 𝑆)
ressply1evls1.4	⊢ 𝑃 = (Poly1‘𝐾)
ressply1evls1.5	⊢ 𝐾 = (𝐸 ↾s 𝑆)
ressply1evls1.6	⊢ 𝐵 = (Base‘𝑃)
ressply1evls1.7	⊢ (𝜑 → 𝐸 ∈ CRing)
ressply1evls1.8	⊢ (𝜑 → 𝑅 ∈ (SubRing‘𝐸))
ressply1evls1.9	⊢ (𝜑 → 𝑆 ∈ (SubRing‘𝐺))
ressply1evls1.10	⊢ (𝜑 → 𝐹 ∈ 𝐵)

Assertion

Ref	Expression
ressply1evls1	⊢ (𝜑 → (𝑄‘𝐹) = ((𝑂‘𝐹) ↾ 𝑅))

Proof of Theorem ressply1evls1

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

Step	Hyp	Ref	Expression
1		ressply1evls1.8	. . . . 5 ⊢ (𝜑 → 𝑅 ∈ (SubRing‘𝐸))
2		eqid 2730	. . . . . 6 ⊢ (Base‘𝐸) = (Base‘𝐸)
3	2	subrgss 20487	. . . . 5 ⊢ (𝑅 ∈ (SubRing‘𝐸) → 𝑅 ⊆ (Base‘𝐸))
4		ressply1evls1.1	. . . . . 6 ⊢ 𝐺 = (𝐸 ↾s 𝑅)
5	4, 2	ressbas2 17214	. . . . 5 ⊢ (𝑅 ⊆ (Base‘𝐸) → 𝑅 = (Base‘𝐺))
6	1, 3, 5	3syl 18	. . . 4 ⊢ (𝜑 → 𝑅 = (Base‘𝐺))
7	1, 3	syl 17	. . . 4 ⊢ (𝜑 → 𝑅 ⊆ (Base‘𝐸))
8	6, 7	eqsstrrd 3984	. . 3 ⊢ (𝜑 → (Base‘𝐺) ⊆ (Base‘𝐸))
9	8	resmptd 6013	. 2 ⊢ (𝜑 → ((𝑥 ∈ (Base‘𝐸) ↦ (𝐸 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥))))) ↾ (Base‘𝐺)) = (𝑥 ∈ (Base‘𝐺) ↦ (𝐸 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥))))))
10		ressply1evls1.2	. . . 4 ⊢ 𝑂 = (𝐸 evalSub1 𝑆)
11		ressply1evls1.4	. . . 4 ⊢ 𝑃 = (Poly1‘𝐾)
12		ressply1evls1.5	. . . 4 ⊢ 𝐾 = (𝐸 ↾s 𝑆)
13		ressply1evls1.6	. . . 4 ⊢ 𝐵 = (Base‘𝑃)
14		ressply1evls1.7	. . . 4 ⊢ (𝜑 → 𝐸 ∈ CRing)
15		ressply1evls1.9	. . . . . 6 ⊢ (𝜑 → 𝑆 ∈ (SubRing‘𝐺))
16	4	subsubrg 20513	. . . . . . 7 ⊢ (𝑅 ∈ (SubRing‘𝐸) → (𝑆 ∈ (SubRing‘𝐺) ↔ (𝑆 ∈ (SubRing‘𝐸) ∧ 𝑆 ⊆ 𝑅)))
17	16	biimpa 476	. . . . . 6 ⊢ ((𝑅 ∈ (SubRing‘𝐸) ∧ 𝑆 ∈ (SubRing‘𝐺)) → (𝑆 ∈ (SubRing‘𝐸) ∧ 𝑆 ⊆ 𝑅))
18	1, 15, 17	syl2anc 584	. . . . 5 ⊢ (𝜑 → (𝑆 ∈ (SubRing‘𝐸) ∧ 𝑆 ⊆ 𝑅))
19	18	simpld 494	. . . 4 ⊢ (𝜑 → 𝑆 ∈ (SubRing‘𝐸))
20		ressply1evls1.10	. . . 4 ⊢ (𝜑 → 𝐹 ∈ 𝐵)
21		eqid 2730	. . . 4 ⊢ (.r‘𝐸) = (.r‘𝐸)
22		eqid 2730	. . . 4 ⊢ (.g‘(mulGrp‘𝐸)) = (.g‘(mulGrp‘𝐸))
23		eqid 2730	. . . 4 ⊢ (coe1‘𝐹) = (coe1‘𝐹)
24	10, 2, 11, 12, 13, 14, 19, 20, 21, 22, 23	evls1fpws 22262	. . 3 ⊢ (𝜑 → (𝑂‘𝐹) = (𝑥 ∈ (Base‘𝐸) ↦ (𝐸 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥))))))
25	24, 6	reseq12d 5953	. 2 ⊢ (𝜑 → ((𝑂‘𝐹) ↾ 𝑅) = ((𝑥 ∈ (Base‘𝐸) ↦ (𝐸 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥))))) ↾ (Base‘𝐺)))
26		ressply1evls1.3	. . . 4 ⊢ 𝑄 = (𝐺 evalSub1 𝑆)
27		eqid 2730	. . . 4 ⊢ (Base‘𝐺) = (Base‘𝐺)
28		eqid 2730	. . . 4 ⊢ (Poly1‘(𝐺 ↾s 𝑆)) = (Poly1‘(𝐺 ↾s 𝑆))
29		eqid 2730	. . . 4 ⊢ (𝐺 ↾s 𝑆) = (𝐺 ↾s 𝑆)
30		eqid 2730	. . . 4 ⊢ (Base‘(Poly1‘(𝐺 ↾s 𝑆))) = (Base‘(Poly1‘(𝐺 ↾s 𝑆)))
31	4	subrgcrng 20490	. . . . 5 ⊢ ((𝐸 ∈ CRing ∧ 𝑅 ∈ (SubRing‘𝐸)) → 𝐺 ∈ CRing)
32	14, 1, 31	syl2anc 584	. . . 4 ⊢ (𝜑 → 𝐺 ∈ CRing)
33	18	simprd 495	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑆 ⊆ 𝑅)
34		ressabs 17224	. . . . . . . . . . 11 ⊢ ((𝑅 ∈ (SubRing‘𝐸) ∧ 𝑆 ⊆ 𝑅) → ((𝐸 ↾s 𝑅) ↾s 𝑆) = (𝐸 ↾s 𝑆))
35	1, 33, 34	syl2anc 584	. . . . . . . . . 10 ⊢ (𝜑 → ((𝐸 ↾s 𝑅) ↾s 𝑆) = (𝐸 ↾s 𝑆))
36	4	oveq1i 7399	. . . . . . . . . 10 ⊢ (𝐺 ↾s 𝑆) = ((𝐸 ↾s 𝑅) ↾s 𝑆)
37	35, 36, 12	3eqtr4g 2790	. . . . . . . . 9 ⊢ (𝜑 → (𝐺 ↾s 𝑆) = 𝐾)
38	37	fveq2d 6864	. . . . . . . 8 ⊢ (𝜑 → (Poly1‘(𝐺 ↾s 𝑆)) = (Poly1‘𝐾))
39	38, 11	eqtr4di 2783	. . . . . . 7 ⊢ (𝜑 → (Poly1‘(𝐺 ↾s 𝑆)) = 𝑃)
40	39	fveq2d 6864	. . . . . 6 ⊢ (𝜑 → (Base‘(Poly1‘(𝐺 ↾s 𝑆))) = (Base‘𝑃))
41	40, 13	eqtr4di 2783	. . . . 5 ⊢ (𝜑 → (Base‘(Poly1‘(𝐺 ↾s 𝑆))) = 𝐵)
42	20, 41	eleqtrrd 2832	. . . 4 ⊢ (𝜑 → 𝐹 ∈ (Base‘(Poly1‘(𝐺 ↾s 𝑆))))
43		eqid 2730	. . . 4 ⊢ (.r‘𝐺) = (.r‘𝐺)
44		eqid 2730	. . . 4 ⊢ (.g‘(mulGrp‘𝐺)) = (.g‘(mulGrp‘𝐺))
45	26, 27, 28, 29, 30, 32, 15, 42, 43, 44, 23	evls1fpws 22262	. . 3 ⊢ (𝜑 → (𝑄‘𝐹) = (𝑥 ∈ (Base‘𝐺) ↦ (𝐺 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐺)(𝑘(.g‘(mulGrp‘𝐺))𝑥))))))
46		eqid 2730	. . . . . 6 ⊢ (+g‘𝐸) = (+g‘𝐸)
47	14	adantr 480	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) → 𝐸 ∈ CRing)
48		nn0ex 12454	. . . . . . 7 ⊢ ℕ0 ∈ V
49	48	a1i 11	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) → ℕ0 ∈ V)
50	7	adantr 480	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) → 𝑅 ⊆ (Base‘𝐸))
51	1	ad2antrr 726	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → 𝑅 ∈ (SubRing‘𝐸))
52	33, 7	sstrd 3959	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑆 ⊆ (Base‘𝐸))
53	12, 2	ressbas2 17214	. . . . . . . . . . . 12 ⊢ (𝑆 ⊆ (Base‘𝐸) → 𝑆 = (Base‘𝐾))
54	52, 53	syl 17	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑆 = (Base‘𝐾))
55	54, 33	eqsstrrd 3984	. . . . . . . . . 10 ⊢ (𝜑 → (Base‘𝐾) ⊆ 𝑅)
56	55	ad2antrr 726	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (Base‘𝐾) ⊆ 𝑅)
57	20	ad2antrr 726	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → 𝐹 ∈ 𝐵)
58		simpr 484	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → 𝑘 ∈ ℕ0)
59		eqid 2730	. . . . . . . . . . 11 ⊢ (Base‘𝐾) = (Base‘𝐾)
60	23, 13, 11, 59	coe1fvalcl 22103	. . . . . . . . . 10 ⊢ ((𝐹 ∈ 𝐵 ∧ 𝑘 ∈ ℕ0) → ((coe1‘𝐹)‘𝑘) ∈ (Base‘𝐾))
61	57, 58, 60	syl2anc 584	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → ((coe1‘𝐹)‘𝑘) ∈ (Base‘𝐾))
62	56, 61	sseldd 3949	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → ((coe1‘𝐹)‘𝑘) ∈ 𝑅)
63		eqid 2730	. . . . . . . . . . . . 13 ⊢ (mulGrp‘𝐸) = (mulGrp‘𝐸)
64	4, 63	mgpress 20065	. . . . . . . . . . . 12 ⊢ ((𝐸 ∈ CRing ∧ 𝑅 ∈ (SubRing‘𝐸)) → ((mulGrp‘𝐸) ↾s 𝑅) = (mulGrp‘𝐺))
65	47, 51, 64	syl2an2r 685	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → ((mulGrp‘𝐸) ↾s 𝑅) = (mulGrp‘𝐺))
66	14	crngringd 20161	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝐸 ∈ Ring)
67		eqid 2730	. . . . . . . . . . . . . . . 16 ⊢ (1r‘𝐸) = (1r‘𝐸)
68	67	subrg1cl 20495	. . . . . . . . . . . . . . 15 ⊢ (𝑅 ∈ (SubRing‘𝐸) → (1r‘𝐸) ∈ 𝑅)
69	1, 68	syl 17	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (1r‘𝐸) ∈ 𝑅)
70	4, 2, 67	ress1r 33191	. . . . . . . . . . . . . 14 ⊢ ((𝐸 ∈ Ring ∧ (1r‘𝐸) ∈ 𝑅 ∧ 𝑅 ⊆ (Base‘𝐸)) → (1r‘𝐸) = (1r‘𝐺))
71	66, 69, 7, 70	syl3anc 1373	. . . . . . . . . . . . 13 ⊢ (𝜑 → (1r‘𝐸) = (1r‘𝐺))
72	71	ad2antrr 726	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (1r‘𝐸) = (1r‘𝐺))
73	63, 67	ringidval 20098	. . . . . . . . . . . 12 ⊢ (1r‘𝐸) = (0g‘(mulGrp‘𝐸))
74		eqid 2730	. . . . . . . . . . . . 13 ⊢ (mulGrp‘𝐺) = (mulGrp‘𝐺)
75		eqid 2730	. . . . . . . . . . . . 13 ⊢ (1r‘𝐺) = (1r‘𝐺)
76	74, 75	ringidval 20098	. . . . . . . . . . . 12 ⊢ (1r‘𝐺) = (0g‘(mulGrp‘𝐺))
77	72, 73, 76	3eqtr3g 2788	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (0g‘(mulGrp‘𝐸)) = (0g‘(mulGrp‘𝐺)))
78	63, 2	mgpbas 20060	. . . . . . . . . . . . 13 ⊢ (Base‘𝐸) = (Base‘(mulGrp‘𝐸))
79	7, 78	sseqtrdi 3989	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑅 ⊆ (Base‘(mulGrp‘𝐸)))
80	79	ad2antrr 726	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → 𝑅 ⊆ (Base‘(mulGrp‘𝐸)))
81	6	eleq2d 2815	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝑥 ∈ 𝑅 ↔ 𝑥 ∈ (Base‘𝐺)))
82	81	biimpar 477	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) → 𝑥 ∈ 𝑅)
83	82	adantr 480	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → 𝑥 ∈ 𝑅)
84	65, 77, 80, 58, 83	ressmulgnn0d 32991	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (𝑘(.g‘(mulGrp‘𝐺))𝑥) = (𝑘(.g‘(mulGrp‘𝐸))𝑥))
85	74, 27	mgpbas 20060	. . . . . . . . . . 11 ⊢ (Base‘𝐺) = (Base‘(mulGrp‘𝐺))
86	4	subrgring 20489	. . . . . . . . . . . . 13 ⊢ (𝑅 ∈ (SubRing‘𝐸) → 𝐺 ∈ Ring)
87	74	ringmgp 20154	. . . . . . . . . . . . 13 ⊢ (𝐺 ∈ Ring → (mulGrp‘𝐺) ∈ Mnd)
88	1, 86, 87	3syl 18	. . . . . . . . . . . 12 ⊢ (𝜑 → (mulGrp‘𝐺) ∈ Mnd)
89	88	ad2antrr 726	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (mulGrp‘𝐺) ∈ Mnd)
90		simplr 768	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → 𝑥 ∈ (Base‘𝐺))
91	85, 44, 89, 58, 90	mulgnn0cld 19033	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (𝑘(.g‘(mulGrp‘𝐺))𝑥) ∈ (Base‘𝐺))
92	84, 91	eqeltrrd 2830	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (𝑘(.g‘(mulGrp‘𝐸))𝑥) ∈ (Base‘𝐺))
93	51, 3, 5	3syl 18	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → 𝑅 = (Base‘𝐺))
94	92, 93	eleqtrrd 2832	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (𝑘(.g‘(mulGrp‘𝐸))𝑥) ∈ 𝑅)
95	21, 51, 62, 94	subrgmcld 33190	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥)) ∈ 𝑅)
96	95	fmpttd 7089	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) → (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥))):ℕ0⟶𝑅)
97		subrgsubg 20492	. . . . . . . 8 ⊢ (𝑅 ∈ (SubRing‘𝐸) → 𝑅 ∈ (SubGrp‘𝐸))
98		eqid 2730	. . . . . . . . 9 ⊢ (0g‘𝐸) = (0g‘𝐸)
99	98	subg0cl 19072	. . . . . . . 8 ⊢ (𝑅 ∈ (SubGrp‘𝐸) → (0g‘𝐸) ∈ 𝑅)
100	1, 97, 99	3syl 18	. . . . . . 7 ⊢ (𝜑 → (0g‘𝐸) ∈ 𝑅)
101	100	adantr 480	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) → (0g‘𝐸) ∈ 𝑅)
102	14	crnggrpd 20162	. . . . . . . . 9 ⊢ (𝜑 → 𝐸 ∈ Grp)
103	102	ad2antrr 726	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑦 ∈ (Base‘𝐸)) → 𝐸 ∈ Grp)
104		simpr 484	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑦 ∈ (Base‘𝐸)) → 𝑦 ∈ (Base‘𝐸))
105	2, 46, 98, 103, 104	grplidd 18907	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑦 ∈ (Base‘𝐸)) → ((0g‘𝐸)(+g‘𝐸)𝑦) = 𝑦)
106	2, 46, 98, 103, 104	grpridd 18908	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑦 ∈ (Base‘𝐸)) → (𝑦(+g‘𝐸)(0g‘𝐸)) = 𝑦)
107	105, 106	jca 511	. . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑦 ∈ (Base‘𝐸)) → (((0g‘𝐸)(+g‘𝐸)𝑦) = 𝑦 ∧ (𝑦(+g‘𝐸)(0g‘𝐸)) = 𝑦))
108	2, 46, 4, 47, 49, 50, 96, 101, 107	gsumress 18615	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) → (𝐸 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥)))) = (𝐺 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥)))))
109	4, 21	ressmulr 17276	. . . . . . . . . . 11 ⊢ (𝑅 ∈ (SubRing‘𝐸) → (.r‘𝐸) = (.r‘𝐺))
110	1, 109	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → (.r‘𝐸) = (.r‘𝐺))
111	110	ad2antrr 726	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (.r‘𝐸) = (.r‘𝐺))
112	111	oveqd 7406	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐺))𝑥)) = (((coe1‘𝐹)‘𝑘)(.r‘𝐺)(𝑘(.g‘(mulGrp‘𝐺))𝑥)))
113	84	oveq2d 7405	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐺))𝑥)) = (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥)))
114	112, 113	eqtr3d 2767	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) ∧ 𝑘 ∈ ℕ0) → (((coe1‘𝐹)‘𝑘)(.r‘𝐺)(𝑘(.g‘(mulGrp‘𝐺))𝑥)) = (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥)))
115	114	mpteq2dva 5202	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) → (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐺)(𝑘(.g‘(mulGrp‘𝐺))𝑥))) = (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥))))
116	115	oveq2d 7405	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) → (𝐺 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐺)(𝑘(.g‘(mulGrp‘𝐺))𝑥)))) = (𝐺 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥)))))
117	108, 116	eqtr4d 2768	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ (Base‘𝐺)) → (𝐸 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥)))) = (𝐺 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐺)(𝑘(.g‘(mulGrp‘𝐺))𝑥)))))
118	117	mpteq2dva 5202	. . 3 ⊢ (𝜑 → (𝑥 ∈ (Base‘𝐺) ↦ (𝐸 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥))))) = (𝑥 ∈ (Base‘𝐺) ↦ (𝐺 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐺)(𝑘(.g‘(mulGrp‘𝐺))𝑥))))))
119	45, 118	eqtr4d 2768	. 2 ⊢ (𝜑 → (𝑄‘𝐹) = (𝑥 ∈ (Base‘𝐺) ↦ (𝐸 Σg (𝑘 ∈ ℕ0 ↦ (((coe1‘𝐹)‘𝑘)(.r‘𝐸)(𝑘(.g‘(mulGrp‘𝐸))𝑥))))))
120	9, 25, 119	3eqtr4rd 2776	1 ⊢ (𝜑 → (𝑄‘𝐹) = ((𝑂‘𝐹) ↾ 𝑅))

Syntax hints:   → wi 4   ∧ wa 395   = wceq 1540   ∈ wcel 2109  Vcvv 3450   ⊆ wss 3916   ↦ cmpt 5190   ↾ cres 5642  ‘cfv 6513  (class class class)co 7389  ℕ₀cn0 12448  Basecbs 17185   ↾_s cress 17206  +_gcplusg 17226  ._rcmulr 17227  0_gc0g 17408   Σ_g cgsu 17409  Mndcmnd 18667  Grpcgrp 18871  ._gcmg 19005  SubGrpcsubg 19058  mulGrpcmgp 20055  1_rcur 20096  Ringcrg 20148  CRingccrg 20149  SubRingcsubrg 20484  Poly₁cpl1 22067  coe₁cco1 22068   evalSub₁ ces1 22206

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 2008  ax-8 2111  ax-9 2119  ax-10 2142  ax-11 2158  ax-12 2178  ax-ext 2702  ax-rep 5236  ax-sep 5253  ax-nul 5263  ax-pow 5322  ax-pr 5389  ax-un 7713  ax-cnex 11130  ax-resscn 11131  ax-1cn 11132  ax-icn 11133  ax-addcl 11134  ax-addrcl 11135  ax-mulcl 11136  ax-mulrcl 11137  ax-mulcom 11138  ax-addass 11139  ax-mulass 11140  ax-distr 11141  ax-i2m1 11142  ax-1ne0 11143  ax-1rid 11144  ax-rnegex 11145  ax-rrecex 11146  ax-cnre 11147  ax-pre-lttri 11148  ax-pre-lttrn 11149  ax-pre-ltadd 11150  ax-pre-mulgt0 11151

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3or 1087  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1780  df-nf 1784  df-sb 2066  df-mo 2534  df-eu 2563  df-clab 2709  df-cleq 2722  df-clel 2804  df-nfc 2879  df-ne 2927  df-nel 3031  df-ral 3046  df-rex 3055  df-rmo 3356  df-reu 3357  df-rab 3409  df-v 3452  df-sbc 3756  df-csb 3865  df-dif 3919  df-un 3921  df-in 3923  df-ss 3933  df-pss 3936  df-nul 4299  df-if 4491  df-pw 4567  df-sn 4592  df-pr 4594  df-tp 4596  df-op 4598  df-uni 4874  df-int 4913  df-iun 4959  df-iin 4960  df-br 5110  df-opab 5172  df-mpt 5191  df-tr 5217  df-id 5535  df-eprel 5540  df-po 5548  df-so 5549  df-fr 5593  df-se 5594  df-we 5595  df-xp 5646  df-rel 5647  df-cnv 5648  df-co 5649  df-dm 5650  df-rn 5651  df-res 5652  df-ima 5653  df-pred 6276  df-ord 6337  df-on 6338  df-lim 6339  df-suc 6340  df-iota 6466  df-fun 6515  df-fn 6516  df-f 6517  df-f1 6518  df-fo 6519  df-f1o 6520  df-fv 6521  df-isom 6522  df-riota 7346  df-ov 7392  df-oprab 7393  df-mpo 7394  df-of 7655  df-ofr 7656  df-om 7845  df-1st 7970  df-2nd 7971  df-supp 8142  df-frecs 8262  df-wrecs 8293  df-recs 8342  df-rdg 8380  df-1o 8436  df-2o 8437  df-er 8673  df-map 8803  df-pm 8804  df-ixp 8873  df-en 8921  df-dom 8922  df-sdom 8923  df-fin 8924  df-fsupp 9319  df-sup 9399  df-oi 9469  df-card 9898  df-pnf 11216  df-mnf 11217  df-xr 11218  df-ltxr 11219  df-le 11220  df-sub 11413  df-neg 11414  df-nn 12188  df-2 12250  df-3 12251  df-4 12252  df-5 12253  df-6 12254  df-7 12255  df-8 12256  df-9 12257  df-n0 12449  df-z 12536  df-dec 12656  df-uz 12800  df-fz 13475  df-fzo 13622  df-seq 13973  df-hash 14302  df-struct 17123  df-sets 17140  df-slot 17158  df-ndx 17170  df-base 17186  df-ress 17207  df-plusg 17239  df-mulr 17240  df-sca 17242  df-vsca 17243  df-ip 17244  df-tset 17245  df-ple 17246  df-ds 17248  df-hom 17250  df-cco 17251  df-0g 17410  df-gsum 17411  df-prds 17416  df-pws 17418  df-mre 17553  df-mrc 17554  df-acs 17556  df-mgm 18573  df-sgrp 18652  df-mnd 18668  df-mhm 18716  df-submnd 18717  df-grp 18874  df-minusg 18875  df-sbg 18876  df-mulg 19006  df-subg 19061  df-ghm 19151  df-cntz 19255  df-cmn 19718  df-abl 19719  df-mgp 20056  df-rng 20068  df-ur 20097  df-srg 20102  df-ring 20150  df-cring 20151  df-rhm 20387  df-subrng 20461  df-subrg 20485  df-lmod 20774  df-lss 20844  df-lsp 20884  df-assa 21768  df-asp 21769  df-ascl 21770  df-psr 21824  df-mvr 21825  df-mpl 21826  df-opsr 21828  df-evls 21987  df-evl 21988  df-psr1 22070  df-vr1 22071  df-ply1 22072  df-coe1 22073  df-evls1 22208  df-evl1 22209

This theorem is referenced by:  cos9thpiminply  33784