Theorem dvply2g 26499

Description: The derivative of a polynomial with coefficients in a subring is a polynomial with coefficients in the same ring. (Contributed by Mario Carneiro, 1-Jan-2017.) Avoid ax-mulf 11197. (Revised by GG, 30-Apr-2025.)

Assertion

Ref	Expression
dvply2g	⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (ℂ D 𝐹) ∈ (Poly‘𝑆))

Proof of Theorem dvply2g

Dummy variables 𝑎 𝑏 𝑐 𝑣 𝑢 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		plyf 26408	. . . . . 6 ⊢ (𝐹 ∈ (Poly‘𝑆) → 𝐹:ℂ⟶ℂ)
2	1	adantl 487	. . . . 5 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → 𝐹:ℂ⟶ℂ)
3	2	feqmptd 6953	. . . 4 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → 𝐹 = (𝑎 ∈ ℂ ↦ (𝐹‘𝑎)))
4		simplr 781	. . . . . 6 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑎 ∈ ℂ) → 𝐹 ∈ (Poly‘𝑆))
5		dgrcl 26443	. . . . . . . . . 10 ⊢ (𝐹 ∈ (Poly‘𝑆) → (deg‘𝐹) ∈ ℕ0)
6	5	adantl 487	. . . . . . . . 9 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (deg‘𝐹) ∈ ℕ0)
7	6	nn0zd 12633	. . . . . . . 8 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (deg‘𝐹) ∈ ℤ)
8	7	adantr 486	. . . . . . 7 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑎 ∈ ℂ) → (deg‘𝐹) ∈ ℤ)
9		uzid 12895	. . . . . . 7 ⊢ ((deg‘𝐹) ∈ ℤ → (deg‘𝐹) ∈ (ℤ≥‘(deg‘𝐹)))
10		peano2uz 12943	. . . . . . 7 ⊢ ((deg‘𝐹) ∈ (ℤ≥‘(deg‘𝐹)) → ((deg‘𝐹) + 1) ∈ (ℤ≥‘(deg‘𝐹)))
11	8, 9, 10	3syl 19	. . . . . 6 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑎 ∈ ℂ) → ((deg‘𝐹) + 1) ∈ (ℤ≥‘(deg‘𝐹)))
12		simpr 490	. . . . . 6 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑎 ∈ ℂ) → 𝑎 ∈ ℂ)
13		eqid 2765	. . . . . . 7 ⊢ (coeff‘𝐹) = (coeff‘𝐹)
14		eqid 2765	. . . . . . 7 ⊢ (deg‘𝐹) = (deg‘𝐹)
15	13, 14	coeid3 26450	. . . . . 6 ⊢ ((𝐹 ∈ (Poly‘𝑆) ∧ ((deg‘𝐹) + 1) ∈ (ℤ≥‘(deg‘𝐹)) ∧ 𝑎 ∈ ℂ) → (𝐹‘𝑎) = Σ𝑏 ∈ (0...((deg‘𝐹) + 1))(((coeff‘𝐹)‘𝑏) · (𝑎↑𝑏)))
16	4, 11, 12, 15	syl3anc 1398	. . . . 5 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑎 ∈ ℂ) → (𝐹‘𝑎) = Σ𝑏 ∈ (0...((deg‘𝐹) + 1))(((coeff‘𝐹)‘𝑏) · (𝑎↑𝑏)))
17	16	mpteq2dva 5206	. . . 4 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (𝑎 ∈ ℂ ↦ (𝐹‘𝑎)) = (𝑎 ∈ ℂ ↦ Σ𝑏 ∈ (0...((deg‘𝐹) + 1))(((coeff‘𝐹)‘𝑏) · (𝑎↑𝑏))))
18	3, 17	eqtrd 2800	. . 3 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → 𝐹 = (𝑎 ∈ ℂ ↦ Σ𝑏 ∈ (0...((deg‘𝐹) + 1))(((coeff‘𝐹)‘𝑏) · (𝑎↑𝑏))))
19	6	nn0cnd 12584	. . . . . . . 8 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (deg‘𝐹) ∈ ℂ)
20		ax-1cn 11175	. . . . . . . 8 ⊢ 1 ∈ ℂ
21		pncan 11480	. . . . . . . 8 ⊢ (((deg‘𝐹) ∈ ℂ ∧ 1 ∈ ℂ) → (((deg‘𝐹) + 1) − 1) = (deg‘𝐹))
22	19, 20, 21	sylancl 598	. . . . . . 7 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (((deg‘𝐹) + 1) − 1) = (deg‘𝐹))
23	22	eqcomd 2771	. . . . . 6 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (deg‘𝐹) = (((deg‘𝐹) + 1) − 1))
24	23	oveq2d 7435	. . . . 5 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (0...(deg‘𝐹)) = (0...(((deg‘𝐹) + 1) − 1)))
25	24	sumeq1d 15777	. . . 4 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → Σ𝑏 ∈ (0...(deg‘𝐹))(((𝑐 ∈ ℕ0 ↦ ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))))‘𝑏) · (𝑎↑𝑏)) = Σ𝑏 ∈ (0...(((deg‘𝐹) + 1) − 1))(((𝑐 ∈ ℕ0 ↦ ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))))‘𝑏) · (𝑎↑𝑏)))
26	25	mpteq2dv 5207	. . 3 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (𝑎 ∈ ℂ ↦ Σ𝑏 ∈ (0...(deg‘𝐹))(((𝑐 ∈ ℕ0 ↦ ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))))‘𝑏) · (𝑎↑𝑏))) = (𝑎 ∈ ℂ ↦ Σ𝑏 ∈ (0...(((deg‘𝐹) + 1) − 1))(((𝑐 ∈ ℕ0 ↦ ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))))‘𝑏) · (𝑎↑𝑏))))
27	13	coef3 26442	. . . 4 ⊢ (𝐹 ∈ (Poly‘𝑆) → (coeff‘𝐹):ℕ0⟶ℂ)
28	27	adantl 487	. . 3 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (coeff‘𝐹):ℕ0⟶ℂ)
29		oveq1 7426	. . . . 5 ⊢ (𝑐 = 𝑏 → (𝑐 + 1) = (𝑏 + 1))
30		fvoveq1 7442	. . . . 5 ⊢ (𝑐 = 𝑏 → ((coeff‘𝐹)‘(𝑐 + 1)) = ((coeff‘𝐹)‘(𝑏 + 1)))
31	29, 30	oveq12d 7437	. . . 4 ⊢ (𝑐 = 𝑏 → ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))) = ((𝑏 + 1) · ((coeff‘𝐹)‘(𝑏 + 1))))
32	31	cbvmptv 5217	. . 3 ⊢ (𝑐 ∈ ℕ0 ↦ ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1)))) = (𝑏 ∈ ℕ0 ↦ ((𝑏 + 1) · ((coeff‘𝐹)‘(𝑏 + 1))))
33		peano2nn0 12561	. . . 4 ⊢ ((deg‘𝐹) ∈ ℕ0 → ((deg‘𝐹) + 1) ∈ ℕ0)
34	6, 33	syl 18	. . 3 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → ((deg‘𝐹) + 1) ∈ ℕ0)
35	18, 26, 28, 32, 34	dvply1 26498	. 2 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (ℂ D 𝐹) = (𝑎 ∈ ℂ ↦ Σ𝑏 ∈ (0...(deg‘𝐹))(((𝑐 ∈ ℕ0 ↦ ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))))‘𝑏) · (𝑎↑𝑏))))
36		cnfldbas 21578	. . . . 5 ⊢ ℂ = (Base‘ℂfld)
37	36	subrgss 20723	. . . 4 ⊢ (𝑆 ∈ (SubRing‘ℂfld) → 𝑆 ⊆ ℂ)
38	37	adantr 486	. . 3 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → 𝑆 ⊆ ℂ)
39		elfznn0 13667	. . . 4 ⊢ (𝑏 ∈ (0...(deg‘𝐹)) → 𝑏 ∈ ℕ0)
40		simpll 779	. . . . . . 7 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑐 ∈ ℕ0) → 𝑆 ∈ (SubRing‘ℂfld))
41		zsssubrg 21627	. . . . . . . . 9 ⊢ (𝑆 ∈ (SubRing‘ℂfld) → ℤ ⊆ 𝑆)
42	41	ad2antrr 739	. . . . . . . 8 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑐 ∈ ℕ0) → ℤ ⊆ 𝑆)
43		peano2nn0 12561	. . . . . . . . . 10 ⊢ (𝑐 ∈ ℕ0 → (𝑐 + 1) ∈ ℕ0)
44	43	adantl 487	. . . . . . . . 9 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑐 ∈ ℕ0) → (𝑐 + 1) ∈ ℕ0)
45	44	nn0zd 12633	. . . . . . . 8 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑐 ∈ ℕ0) → (𝑐 + 1) ∈ ℤ)
46	42, 45	sseldd 3939	. . . . . . 7 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑐 ∈ ℕ0) → (𝑐 + 1) ∈ 𝑆)
47		simplr 781	. . . . . . . . 9 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑐 ∈ ℕ0) → 𝐹 ∈ (Poly‘𝑆))
48		subrgsubg 20728	. . . . . . . . . . 11 ⊢ (𝑆 ∈ (SubRing‘ℂfld) → 𝑆 ∈ (SubGrp‘ℂfld))
49		cnfld0 21598	. . . . . . . . . . . 12 ⊢ 0 = (0g‘ℂfld)
50	49	subg0cl 19246	. . . . . . . . . . 11 ⊢ (𝑆 ∈ (SubGrp‘ℂfld) → 0 ∈ 𝑆)
51	48, 50	syl 18	. . . . . . . . . 10 ⊢ (𝑆 ∈ (SubRing‘ℂfld) → 0 ∈ 𝑆)
52	51	ad2antrr 739	. . . . . . . . 9 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑐 ∈ ℕ0) → 0 ∈ 𝑆)
53	13	coef2 26441	. . . . . . . . 9 ⊢ ((𝐹 ∈ (Poly‘𝑆) ∧ 0 ∈ 𝑆) → (coeff‘𝐹):ℕ0⟶𝑆)
54	47, 52, 53	syl2anc 596	. . . . . . . 8 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑐 ∈ ℕ0) → (coeff‘𝐹):ℕ0⟶𝑆)
55	54, 44	ffvelcdmd 7084	. . . . . . 7 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑐 ∈ ℕ0) → ((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆)
56		mpocnfldmul 21581	. . . . . . . . 9 ⊢ (𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣)) = (.r‘ℂfld)
57	56	subrgmcl 20735	. . . . . . . 8 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ (𝑐 + 1) ∈ 𝑆 ∧ ((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆) → ((𝑐 + 1)(𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣))((coeff‘𝐹)‘(𝑐 + 1))) ∈ 𝑆)
58	37	a1d 26	. . . . . . . . . . . . . 14 ⊢ (𝑆 ∈ (SubRing‘ℂfld) → (((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆 → 𝑆 ⊆ ℂ))
59		ssel 3932	. . . . . . . . . . . . . . 15 ⊢ (𝑆 ⊆ ℂ → ((𝑐 + 1) ∈ 𝑆 → (𝑐 + 1) ∈ ℂ))
60	59	a1i 11	. . . . . . . . . . . . . 14 ⊢ (𝑆 ∈ (SubRing‘ℂfld) → (𝑆 ⊆ ℂ → ((𝑐 + 1) ∈ 𝑆 → (𝑐 + 1) ∈ ℂ)))
61	58, 60	syld 48	. . . . . . . . . . . . 13 ⊢ (𝑆 ∈ (SubRing‘ℂfld) → (((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆 → ((𝑐 + 1) ∈ 𝑆 → (𝑐 + 1) ∈ ℂ)))
62	61	com23 87	. . . . . . . . . . . 12 ⊢ (𝑆 ∈ (SubRing‘ℂfld) → ((𝑐 + 1) ∈ 𝑆 → (((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆 → (𝑐 + 1) ∈ ℂ)))
63	62	3imp 1128	. . . . . . . . . . 11 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ (𝑐 + 1) ∈ 𝑆 ∧ ((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆) → (𝑐 + 1) ∈ ℂ)
64	37	a1d 26	. . . . . . . . . . . . 13 ⊢ (𝑆 ∈ (SubRing‘ℂfld) → ((𝑐 + 1) ∈ 𝑆 → 𝑆 ⊆ ℂ))
65		ssel 3932	. . . . . . . . . . . . . 14 ⊢ (𝑆 ⊆ ℂ → (((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆 → ((coeff‘𝐹)‘(𝑐 + 1)) ∈ ℂ))
66	65	a1i 11	. . . . . . . . . . . . 13 ⊢ (𝑆 ∈ (SubRing‘ℂfld) → (𝑆 ⊆ ℂ → (((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆 → ((coeff‘𝐹)‘(𝑐 + 1)) ∈ ℂ)))
67	64, 66	syld 48	. . . . . . . . . . . 12 ⊢ (𝑆 ∈ (SubRing‘ℂfld) → ((𝑐 + 1) ∈ 𝑆 → (((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆 → ((coeff‘𝐹)‘(𝑐 + 1)) ∈ ℂ)))
68	67	3imp 1128	. . . . . . . . . . 11 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ (𝑐 + 1) ∈ 𝑆 ∧ ((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆) → ((coeff‘𝐹)‘(𝑐 + 1)) ∈ ℂ)
69	63, 68	jca 521	. . . . . . . . . 10 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ (𝑐 + 1) ∈ 𝑆 ∧ ((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆) → ((𝑐 + 1) ∈ ℂ ∧ ((coeff‘𝐹)‘(𝑐 + 1)) ∈ ℂ))
70		ovmpot 7580	. . . . . . . . . 10 ⊢ (((𝑐 + 1) ∈ ℂ ∧ ((coeff‘𝐹)‘(𝑐 + 1)) ∈ ℂ) → ((𝑐 + 1)(𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣))((coeff‘𝐹)‘(𝑐 + 1))) = ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))))
71	69, 70	syl 18	. . . . . . . . 9 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ (𝑐 + 1) ∈ 𝑆 ∧ ((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆) → ((𝑐 + 1)(𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣))((coeff‘𝐹)‘(𝑐 + 1))) = ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))))
72	71	eleq1d 2850	. . . . . . . 8 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ (𝑐 + 1) ∈ 𝑆 ∧ ((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆) → (((𝑐 + 1)(𝑢 ∈ ℂ, 𝑣 ∈ ℂ ↦ (𝑢 · 𝑣))((coeff‘𝐹)‘(𝑐 + 1))) ∈ 𝑆 ↔ ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))) ∈ 𝑆))
73	57, 72	mpbid 235	. . . . . . 7 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ (𝑐 + 1) ∈ 𝑆 ∧ ((coeff‘𝐹)‘(𝑐 + 1)) ∈ 𝑆) → ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))) ∈ 𝑆)
74	40, 46, 55, 73	syl3anc 1398	. . . . . 6 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑐 ∈ ℕ0) → ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))) ∈ 𝑆)
75	74	fmpttd 7114	. . . . 5 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (𝑐 ∈ ℕ0 ↦ ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1)))):ℕ0⟶𝑆)
76	75	ffvelcdmda 7083	. . . 4 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑏 ∈ ℕ0) → ((𝑐 ∈ ℕ0 ↦ ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))))‘𝑏) ∈ 𝑆)
77	39, 76	sylan2 605	. . 3 ⊢ (((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) ∧ 𝑏 ∈ (0...(deg‘𝐹))) → ((𝑐 ∈ ℕ0 ↦ ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))))‘𝑏) ∈ 𝑆)
78	38, 6, 77	elplyd 26412	. 2 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (𝑎 ∈ ℂ ↦ Σ𝑏 ∈ (0...(deg‘𝐹))(((𝑐 ∈ ℕ0 ↦ ((𝑐 + 1) · ((coeff‘𝐹)‘(𝑐 + 1))))‘𝑏) · (𝑎↑𝑏))) ∈ (Poly‘𝑆))
79	35, 78	eqeltrd 2865	1 ⊢ ((𝑆 ∈ (SubRing‘ℂfld) ∧ 𝐹 ∈ (Poly‘𝑆)) → (ℂ D 𝐹) ∈ (Poly‘𝑆))

This proof depends on syntax axioms:   → wi 4   ∧ wa 401   ∧ w3a 1103   = wceq 1570   ∈ wcel 2146   ⊆ wss 3906   ↦ cmpt 5194  ⟶wf 6536  ‘cfv 6540  (class class class)co 7419   ∈ cmpo 7421  ℂcc 11115  0cc0 11117  1c1 11118   + caddc 11120   · cmul 11122   − cmin 11458  ℕ₀cn0 12521  ℤcz 12608  ℤ_≥cuz 12880  ...cfz 13553  ↑cexp 14117  Σcsu 15763  SubGrpcsubg 19232  SubRingcsubrg 20720  ℂ_fldccnfld 21574   D cdv 26075  Polycply 26394  coeffccoe 26396  degcdgr 26397

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2148  ax-9 2156  ax-10 2179  ax-11 2195  ax-12 2216  ax-ext 2737  ax-rep 5240  ax-sep 5259  ax-nul 5271  ax-pow 5338  ax-pr 5406  ax-un 7742  ax-inf2 9617  ax-cnex 11173  ax-resscn 11174  ax-1cn 11175  ax-icn 11176  ax-addcl 11177  ax-addrcl 11178  ax-mulcl 11179  ax-mulrcl 11180  ax-mulcom 11181  ax-addass 11182  ax-mulass 11183  ax-distr 11184  ax-i2m1 11185  ax-1ne0 11186  ax-1rid 11187  ax-rnegex 11188  ax-rrecex 11189  ax-cnre 11190  ax-pre-lttri 11191  ax-pre-lttrn 11192  ax-pre-ltadd 11193  ax-pre-mulgt0 11194  ax-pre-sup 11195  ax-addf 11196

This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3or 1104  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-nf 1817  df-sb 2100  df-mo 2569  df-eu 2599  df-clab 2744  df-cleq 2757  df-clel 2840  df-nfc 2914  df-ne 2961  df-nel 3067  df-ral 3082  df-rex 3092  df-rmo 3371  df-reu 3372  df-rab 3419  df-v 3459  df-sbc 3747  df-csb 3855  df-dif 3909  df-un 3911  df-in 3913  df-ss 3923  df-pss 3926  df-nul 4287  df-if 4490  df-pw 4566  df-sn 4592  df-pr 4594  df-tp 4596  df-op 4598  df-uni 4875  df-int 4915  df-iun 4960  df-iin 4961  df-br 5112  df-opab 5176  df-mpt 5195  df-tr 5221  df-id 5558  df-eprel 5563  df-po 5571  df-so 5572  df-fr 5616  df-se 5617  df-we 5618  df-xp 5669  df-rel 5670  df-cnv 5671  df-co 5672  df-dm 5673  df-rn 5674  df-res 5675  df-ima 5676  df-pred 6306  df-ord 6367  df-on 6368  df-lim 6369  df-suc 6370  df-iota 6496  df-fun 6542  df-fn 6543  df-f 6544  df-f1 6545  df-fo 6546  df-f1o 6547  df-fv 6548  df-isom 6549  df-riota 7376  df-ov 7422  df-oprab 7423  df-mpo 7424  df-of 7684  df-om 7869  df-1st 7992  df-2nd 7993  df-supp 8163  df-frecs 8284  df-wrecs 8315  df-recs 8364  df-rdg 8403  df-1o 8459  df-2o 8460  df-er 8700  df-map 8832  df-pm 8833  df-ixp 8902  df-en 8950  df-dom 8951  df-sdom 8952  df-fin 8953  df-fsupp 9329  df-fi 9378  df-sup 9409  df-inf 9410  df-oi 9479  df-card 9941  df-pnf 11262  df-mnf 11263  df-xr 11264  df-ltxr 11265  df-le 11266  df-sub 11460  df-neg 11461  df-div 11889  df-nn 12251  df-2 12320  df-3 12321  df-4 12322  df-5 12323  df-6 12324  df-7 12325  df-8 12326  df-9 12327  df-n0 12522  df-z 12609  df-dec 12730  df-uz 12881  df-q 12991  df-rp 13035  df-xneg 13155  df-xadd 13156  df-xmul 13157  df-icc 13397  df-fz 13554  df-fzo 13702  df-fl 13845  df-seq 14058  df-exp 14118  df-hash 14387  df-cj 15176  df-re 15177  df-im 15178  df-sqrt 15312  df-abs 15313  df-clim 15565  df-rlim 15566  df-sum 15764  df-struct 17231  df-sets 17248  df-slot 17266  df-ndx 17278  df-base 17294  df-ress 17315  df-plusg 17347  df-mulr 17348  df-starv 17349  df-sca 17350  df-vsca 17351  df-ip 17352  df-tset 17353  df-ple 17354  df-ds 17356  df-unif 17357  df-hom 17358  df-cco 17359  df-rest 17499  df-topn 17500  df-0g 17518  df-gsum 17519  df-topgen 17520  df-pt 17521  df-prds 17524  df-xrs 17580  df-qtop 17585  df-imas 17586  df-xps 17588  df-mre 17662  df-mrc 17663  df-acs 17665  df-mgm 18722  df-sgrp 18811  df-mnd 18827  df-submnd 18881  df-grp 19049  df-minusg 19050  df-mulg 19180  df-subg 19235  df-cntz 19433  df-cmn 19898  df-abl 19899  df-mgp 20263  df-rng 20277  df-ur 20310  df-ring 20363  df-cring 20364  df-subrng 20697  df-subrg 20721  df-psmet 21566  df-xmet 21567  df-met 21568  df-bl 21569  df-mopn 21570  df-fbas 21571  df-fg 21572  df-cnfld 21575  df-top 23103  df-topon 23120  df-topsp 23142  df-bases 23155  df-cld 23228  df-ntr 23229  df-cls 23230  df-nei 23307  df-lp 23345  df-perf 23346  df-cn 23436  df-cnp 23437  df-haus 23524  df-tx 23772  df-hmeo 23965  df-fil 24056  df-fm 24148  df-flim 24149  df-flf 24150  df-xms 24530  df-ms 24531  df-tms 24532  df-cncf 25090  df-0p 25882  df-limc 26078  df-dv 26079  df-ply 26398  df-coe 26400  df-dgr 26401

This theorem is used by:  dvply2  26500  dvnply2  26501