Theorem plyco 22366

Description: The composition of two polynomials is a polynomial. (Contributed by Mario Carneiro, 23-Jul-2014.) (Revised by Mario Carneiro, 23-Aug-2014.)

Hypotheses

Ref	Expression
plyco.1	|- ( ph -> F e. (Poly ` S ) )
plyco.2	|- ( ph -> G e. (Poly ` S ) )
plyco.3	|- ( ( ph /\ ( x e. S /\ y e. S ) ) -> ( x + y ) e. S )
plyco.4	|- ( ( ph /\ ( x e. S /\ y e. S ) ) -> ( x x. y ) e. S )

Assertion

Ref	Expression
plyco	|- ( ph -> ( F o. G ) e. (Poly ` S ) )

Distinct variable groups:   x, y, F   x, G, y   ph, x, y   x, S, y

Proof of Theorem plyco

Dummy variables k d z are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		plyco.2	. . . . 5 |- ( ph -> G e. (Poly ` S ) )
2		plyf 22323	. . . . 5 |- ( G e. (Poly ` S ) -> G : CC --> CC )
3	1, 2	syl 16	. . . 4 |- ( ph -> G : CC --> CC )
4	3	ffvelrnda 6012	. . 3 |- ( ( ph /\ z e. CC ) -> ( G ` z ) e. CC )
5	3	feqmptd 5911	. . 3 |- ( ph -> G = ( z e. CC |-> ( G ` z ) ) )
6		plyco.1	. . . 4 |- ( ph -> F e. (Poly ` S ) )
7		eqid 2460	. . . . 5 |- (coeff ` F ) = (coeff ` F )
8		eqid 2460	. . . . 5 |- (deg ` F ) = (deg ` F )
9	7, 8	coeid 22363	. . . 4 |- ( F e. (Poly ` S ) -> F = ( x e. CC |-> sum_ k e. ( 0 ... (deg ` F ) ) ( ( (coeff ` F ) ` k ) x. ( x ^ k ) ) ) )
10	6, 9	syl 16	. . 3 |- ( ph -> F = ( x e. CC |-> sum_ k e. ( 0 ... (deg ` F ) ) ( ( (coeff ` F ) ` k ) x. ( x ^ k ) ) ) )
11		oveq1 6282	. . . . 5 |- ( x = ( G ` z ) -> ( x ^ k ) = ( ( G ` z ) ^ k ) )
12	11	oveq2d 6291	. . . 4 |- ( x = ( G ` z ) -> ( ( (coeff ` F ) ` k ) x. ( x ^ k ) ) = ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) )
13	12	sumeq2sdv 13475	. . 3 |- ( x = ( G ` z ) -> sum_ k e. ( 0 ... (deg ` F ) ) ( ( (coeff ` F ) ` k ) x. ( x ^ k ) ) = sum_ k e. ( 0 ... (deg ` F ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) )
14	4, 5, 10, 13	fmptco 6045	. 2 |- ( ph -> ( F o. G ) = ( z e. CC |-> sum_ k e. ( 0 ... (deg ` F ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) )
15		dgrcl 22358	. . . 4 |- ( F e. (Poly ` S ) -> (deg ` F ) e. NN0 )
16	6, 15	syl 16	. . 3 |- ( ph -> (deg ` F ) e. NN0 )
17		oveq2 6283	. . . . . . . 8 |- ( x = 0 -> ( 0 ... x ) = ( 0 ... 0 ) )
18	17	sumeq1d 13472	. . . . . . 7 |- ( x = 0 -> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) = sum_ k e. ( 0 ... 0 ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) )
19	18	mpteq2dv 4527	. . . . . 6 |- ( x = 0 -> ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) = ( z e. CC |-> sum_ k e. ( 0 ... 0 ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) )
20	19	eleq1d 2529	. . . . 5 |- ( x = 0 -> ( ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) <-> ( z e. CC |-> sum_ k e. ( 0 ... 0 ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) )
21	20	imbi2d 316	. . . 4 |- ( x = 0 -> ( ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) <-> ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... 0 ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) ) )
22		oveq2 6283	. . . . . . . 8 |- ( x = d -> ( 0 ... x ) = ( 0 ... d ) )
23	22	sumeq1d 13472	. . . . . . 7 |- ( x = d -> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) = sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) )
24	23	mpteq2dv 4527	. . . . . 6 |- ( x = d -> ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) = ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) )
25	24	eleq1d 2529	. . . . 5 |- ( x = d -> ( ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) <-> ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) )
26	25	imbi2d 316	. . . 4 |- ( x = d -> ( ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) <-> ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) ) )
27		oveq2 6283	. . . . . . . 8 |- ( x = ( d + 1 ) -> ( 0 ... x ) = ( 0 ... ( d + 1 ) ) )
28	27	sumeq1d 13472	. . . . . . 7 |- ( x = ( d + 1 ) -> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) = sum_ k e. ( 0 ... ( d + 1 ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) )
29	28	mpteq2dv 4527	. . . . . 6 |- ( x = ( d + 1 ) -> ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) = ( z e. CC |-> sum_ k e. ( 0 ... ( d + 1 ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) )
30	29	eleq1d 2529	. . . . 5 |- ( x = ( d + 1 ) -> ( ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) <-> ( z e. CC |-> sum_ k e. ( 0 ... ( d + 1 ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) )
31	30	imbi2d 316	. . . 4 |- ( x = ( d + 1 ) -> ( ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) <-> ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... ( d + 1 ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) ) )
32		oveq2 6283	. . . . . . . 8 |- ( x = (deg ` F ) -> ( 0 ... x ) = ( 0 ... (deg ` F ) ) )
33	32	sumeq1d 13472	. . . . . . 7 |- ( x = (deg ` F ) -> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) = sum_ k e. ( 0 ... (deg ` F ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) )
34	33	mpteq2dv 4527	. . . . . 6 |- ( x = (deg ` F ) -> ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) = ( z e. CC |-> sum_ k e. ( 0 ... (deg ` F ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) )
35	34	eleq1d 2529	. . . . 5 |- ( x = (deg ` F ) -> ( ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) <-> ( z e. CC |-> sum_ k e. ( 0 ... (deg ` F ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) )
36	35	imbi2d 316	. . . 4 |- ( x = (deg ` F ) -> ( ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... x ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) <-> ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... (deg ` F ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) ) )
37		0z 10864	. . . . . . . . 9 |- 0 e. ZZ
38	4	exp0d 12259	. . . . . . . . . . . 12 |- ( ( ph /\ z e. CC ) -> ( ( G ` z ) ^ 0 ) = 1 )
39	38	oveq2d 6291	. . . . . . . . . . 11 |- ( ( ph /\ z e. CC ) -> ( ( (coeff ` F ) ` 0 ) x. ( ( G ` z ) ^ 0 ) ) = ( ( (coeff ` F ) ` 0 ) x. 1 ) )
40		plybss 22319	. . . . . . . . . . . . . . . 16 |- ( F e. (Poly ` S ) -> S C_ CC )
41	6, 40	syl 16	. . . . . . . . . . . . . . 15 |- ( ph -> S C_ CC )
42		0cnd 9578	. . . . . . . . . . . . . . . 16 |- ( ph -> 0 e. CC )
43	42	snssd 4165	. . . . . . . . . . . . . . 15 |- ( ph -> { 0 } C_ CC )
44	41, 43	unssd 3673	. . . . . . . . . . . . . 14 |- ( ph -> ( S u. { 0 } ) C_ CC )
45	7	coef 22355	. . . . . . . . . . . . . . . 16 |- ( F e. (Poly ` S ) -> (coeff ` F ) : NN0 --> ( S u. { 0 } ) )
46	6, 45	syl 16	. . . . . . . . . . . . . . 15 |- ( ph -> (coeff ` F ) : NN0 --> ( S u. { 0 } ) )
47		0nn0 10799	. . . . . . . . . . . . . . 15 |- 0 e. NN0
48		ffvelrn 6010	. . . . . . . . . . . . . . 15 |- ( ( (coeff ` F ) : NN0 --> ( S u. { 0 } ) /\ 0 e. NN0 ) -> ( (coeff ` F ) ` 0 ) e. ( S u. { 0 } ) )
49	46, 47, 48	sylancl 662	. . . . . . . . . . . . . 14 |- ( ph -> ( (coeff ` F ) ` 0 ) e. ( S u. { 0 } ) )
50	44, 49	sseldd 3498	. . . . . . . . . . . . 13 |- ( ph -> ( (coeff ` F ) ` 0 ) e. CC )
51	50	adantr 465	. . . . . . . . . . . 12 |- ( ( ph /\ z e. CC ) -> ( (coeff ` F ) ` 0 ) e. CC )
52	51	mulid1d 9602	. . . . . . . . . . 11 |- ( ( ph /\ z e. CC ) -> ( ( (coeff ` F ) ` 0 ) x. 1 ) = ( (coeff ` F ) ` 0 ) )
53	39, 52	eqtrd 2501	. . . . . . . . . 10 |- ( ( ph /\ z e. CC ) -> ( ( (coeff ` F ) ` 0 ) x. ( ( G ` z ) ^ 0 ) ) = ( (coeff ` F ) ` 0 ) )
54	53, 51	eqeltrd 2548	. . . . . . . . 9 |- ( ( ph /\ z e. CC ) -> ( ( (coeff ` F ) ` 0 ) x. ( ( G ` z ) ^ 0 ) ) e. CC )
55		fveq2 5857	. . . . . . . . . . 11 |- ( k = 0 -> ( (coeff ` F ) ` k ) = ( (coeff ` F ) ` 0 ) )
56		oveq2 6283	. . . . . . . . . . 11 |- ( k = 0 -> ( ( G ` z ) ^ k ) = ( ( G ` z ) ^ 0 ) )
57	55, 56	oveq12d 6293	. . . . . . . . . 10 |- ( k = 0 -> ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) = ( ( (coeff ` F ) ` 0 ) x. ( ( G ` z ) ^ 0 ) ) )
58	57	fsum1 13513	. . . . . . . . 9 |- ( ( 0 e. ZZ /\ ( ( (coeff ` F ) ` 0 ) x. ( ( G ` z ) ^ 0 ) ) e. CC ) -> sum_ k e. ( 0 ... 0 ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) = ( ( (coeff ` F ) ` 0 ) x. ( ( G ` z ) ^ 0 ) ) )
59	37, 54, 58	sylancr 663	. . . . . . . 8 |- ( ( ph /\ z e. CC ) -> sum_ k e. ( 0 ... 0 ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) = ( ( (coeff ` F ) ` 0 ) x. ( ( G ` z ) ^ 0 ) ) )
60	59, 53	eqtrd 2501	. . . . . . 7 |- ( ( ph /\ z e. CC ) -> sum_ k e. ( 0 ... 0 ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) = ( (coeff ` F ) ` 0 ) )
61	60	mpteq2dva 4526	. . . . . 6 |- ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... 0 ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) = ( z e. CC |-> ( (coeff ` F ) ` 0 ) ) )
62		fconstmpt 5035	. . . . . 6 |- ( CC X. { ( (coeff ` F ) ` 0 ) } ) = ( z e. CC |-> ( (coeff ` F ) ` 0 ) )
63	61, 62	syl6eqr 2519	. . . . 5 |- ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... 0 ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) = ( CC X. { ( (coeff ` F ) ` 0 ) } ) )
64		plyconst 22331	. . . . . . 7 |- ( ( ( S u. { 0 } ) C_ CC /\ ( (coeff ` F ) ` 0 ) e. ( S u. { 0 } ) ) -> ( CC X. { ( (coeff ` F ) ` 0 ) } ) e. (Poly ` ( S u. { 0 } ) ) )
65	44, 49, 64	syl2anc 661	. . . . . 6 |- ( ph -> ( CC X. { ( (coeff ` F ) ` 0 ) } ) e. (Poly ` ( S u. { 0 } ) ) )
66		plyun0 22322	. . . . . 6 |- (Poly ` ( S u. { 0 } ) ) = (Poly ` S )
67	65, 66	syl6eleq 2558	. . . . 5 |- ( ph -> ( CC X. { ( (coeff ` F ) ` 0 ) } ) e. (Poly ` S ) )
68	63, 67	eqeltrd 2548	. . . 4 |- ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... 0 ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) )
69		simprr 756	. . . . . . . . 9 |- ( ( ph /\ ( d e. NN0 /\ ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) ) -> ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) )
70	44	adantr 465	. . . . . . . . . . . . 13 |- ( ( ph /\ d e. NN0 ) -> ( S u. { 0 } ) C_ CC )
71		peano2nn0 10825	. . . . . . . . . . . . . 14 |- ( d e. NN0 -> ( d + 1 ) e. NN0 )
72		ffvelrn 6010	. . . . . . . . . . . . . 14 |- ( ( (coeff ` F ) : NN0 --> ( S u. { 0 } ) /\ ( d + 1 ) e. NN0 ) -> ( (coeff ` F ) ` ( d + 1 ) ) e. ( S u. { 0 } ) )
73	46, 71, 72	syl2an 477	. . . . . . . . . . . . 13 |- ( ( ph /\ d e. NN0 ) -> ( (coeff ` F ) ` ( d + 1 ) ) e. ( S u. { 0 } ) )
74		plyconst 22331	. . . . . . . . . . . . 13 |- ( ( ( S u. { 0 } ) C_ CC /\ ( (coeff ` F ) ` ( d + 1 ) ) e. ( S u. { 0 } ) ) -> ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) e. (Poly ` ( S u. { 0 } ) ) )
75	70, 73, 74	syl2anc 661	. . . . . . . . . . . 12 |- ( ( ph /\ d e. NN0 ) -> ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) e. (Poly ` ( S u. { 0 } ) ) )
76	75, 66	syl6eleq 2558	. . . . . . . . . . 11 |- ( ( ph /\ d e. NN0 ) -> ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) e. (Poly ` S ) )
77		nn0p1nn 10824	. . . . . . . . . . . . 13 |- ( d e. NN0 -> ( d + 1 ) e. NN )
78		oveq2 6283	. . . . . . . . . . . . . . . . 17 |- ( x = 1 -> ( ( G ` z ) ^ x ) = ( ( G ` z ) ^ 1 ) )
79	78	mpteq2dv 4527	. . . . . . . . . . . . . . . 16 |- ( x = 1 -> ( z e. CC |-> ( ( G ` z ) ^ x ) ) = ( z e. CC |-> ( ( G ` z ) ^ 1 ) ) )
80	79	eleq1d 2529	. . . . . . . . . . . . . . 15 |- ( x = 1 -> ( ( z e. CC |-> ( ( G ` z ) ^ x ) ) e. (Poly ` S ) <-> ( z e. CC |-> ( ( G ` z ) ^ 1 ) ) e. (Poly ` S ) ) )
81	80	imbi2d 316	. . . . . . . . . . . . . 14 |- ( x = 1 -> ( ( ph -> ( z e. CC |-> ( ( G ` z ) ^ x ) ) e. (Poly ` S ) ) <-> ( ph -> ( z e. CC |-> ( ( G ` z ) ^ 1 ) ) e. (Poly ` S ) ) ) )
82		oveq2 6283	. . . . . . . . . . . . . . . . 17 |- ( x = d -> ( ( G ` z ) ^ x ) = ( ( G ` z ) ^ d ) )
83	82	mpteq2dv 4527	. . . . . . . . . . . . . . . 16 |- ( x = d -> ( z e. CC |-> ( ( G ` z ) ^ x ) ) = ( z e. CC |-> ( ( G ` z ) ^ d ) ) )
84	83	eleq1d 2529	. . . . . . . . . . . . . . 15 |- ( x = d -> ( ( z e. CC |-> ( ( G ` z ) ^ x ) ) e. (Poly ` S ) <-> ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) ) )
85	84	imbi2d 316	. . . . . . . . . . . . . 14 |- ( x = d -> ( ( ph -> ( z e. CC |-> ( ( G ` z ) ^ x ) ) e. (Poly ` S ) ) <-> ( ph -> ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) ) ) )
86		oveq2 6283	. . . . . . . . . . . . . . . . 17 |- ( x = ( d + 1 ) -> ( ( G ` z ) ^ x ) = ( ( G ` z ) ^ ( d + 1 ) ) )
87	86	mpteq2dv 4527	. . . . . . . . . . . . . . . 16 |- ( x = ( d + 1 ) -> ( z e. CC |-> ( ( G ` z ) ^ x ) ) = ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) )
88	87	eleq1d 2529	. . . . . . . . . . . . . . 15 |- ( x = ( d + 1 ) -> ( ( z e. CC |-> ( ( G ` z ) ^ x ) ) e. (Poly ` S ) <-> ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) e. (Poly ` S ) ) )
89	88	imbi2d 316	. . . . . . . . . . . . . 14 |- ( x = ( d + 1 ) -> ( ( ph -> ( z e. CC |-> ( ( G ` z ) ^ x ) ) e. (Poly ` S ) ) <-> ( ph -> ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) e. (Poly ` S ) ) ) )
90	4	exp1d 12260	. . . . . . . . . . . . . . . . 17 |- ( ( ph /\ z e. CC ) -> ( ( G ` z ) ^ 1 ) = ( G ` z ) )
91	90	mpteq2dva 4526	. . . . . . . . . . . . . . . 16 |- ( ph -> ( z e. CC |-> ( ( G ` z ) ^ 1 ) ) = ( z e. CC |-> ( G ` z ) ) )
92	91, 5	eqtr4d 2504	. . . . . . . . . . . . . . 15 |- ( ph -> ( z e. CC |-> ( ( G ` z ) ^ 1 ) ) = G )
93	92, 1	eqeltrd 2548	. . . . . . . . . . . . . 14 |- ( ph -> ( z e. CC |-> ( ( G ` z ) ^ 1 ) ) e. (Poly ` S ) )
94		simprr 756	. . . . . . . . . . . . . . . . . . 19 |- ( ( ph /\ ( d e. NN /\ ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) ) ) -> ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) )
95	1	adantr 465	. . . . . . . . . . . . . . . . . . 19 |- ( ( ph /\ ( d e. NN /\ ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) ) ) -> G e. (Poly ` S ) )
96		plyco.3	. . . . . . . . . . . . . . . . . . . 20 |- ( ( ph /\ ( x e. S /\ y e. S ) ) -> ( x + y ) e. S )
97	96	adantlr 714	. . . . . . . . . . . . . . . . . . 19 |- ( ( ( ph /\ ( d e. NN /\ ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) ) ) /\ ( x e. S /\ y e. S ) ) -> ( x + y ) e. S )
98		plyco.4	. . . . . . . . . . . . . . . . . . . 20 |- ( ( ph /\ ( x e. S /\ y e. S ) ) -> ( x x. y ) e. S )
99	98	adantlr 714	. . . . . . . . . . . . . . . . . . 19 |- ( ( ( ph /\ ( d e. NN /\ ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) ) ) /\ ( x e. S /\ y e. S ) ) -> ( x x. y ) e. S )
100	94, 95, 97, 99	plymul 22343	. . . . . . . . . . . . . . . . . 18 |- ( ( ph /\ ( d e. NN /\ ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) ) ) -> ( ( z e. CC |-> ( ( G ` z ) ^ d ) ) oF x. G ) e. (Poly ` S ) )
101	100	expr 615	. . . . . . . . . . . . . . . . 17 |- ( ( ph /\ d e. NN ) -> ( ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) -> ( ( z e. CC |-> ( ( G ` z ) ^ d ) ) oF x. G ) e. (Poly ` S ) ) )
102		cnex 9562	. . . . . . . . . . . . . . . . . . . . 21 |- CC e. _V
103	102	a1i 11	. . . . . . . . . . . . . . . . . . . 20 |- ( ( ph /\ d e. NN ) -> CC e. _V )
104		ovex 6300	. . . . . . . . . . . . . . . . . . . . 21 |- ( ( G ` z ) ^ d ) e. _V
105	104	a1i 11	. . . . . . . . . . . . . . . . . . . 20 |- ( ( ( ph /\ d e. NN ) /\ z e. CC ) -> ( ( G ` z ) ^ d ) e. _V )
106	4	adantlr 714	. . . . . . . . . . . . . . . . . . . 20 |- ( ( ( ph /\ d e. NN ) /\ z e. CC ) -> ( G ` z ) e. CC )
107		eqidd 2461	. . . . . . . . . . . . . . . . . . . 20 |- ( ( ph /\ d e. NN ) -> ( z e. CC |-> ( ( G ` z ) ^ d ) ) = ( z e. CC |-> ( ( G ` z ) ^ d ) ) )
108	5	adantr 465	. . . . . . . . . . . . . . . . . . . 20 |- ( ( ph /\ d e. NN ) -> G = ( z e. CC |-> ( G ` z ) ) )
109	103, 105, 106, 107, 108	offval2 6531	. . . . . . . . . . . . . . . . . . 19 |- ( ( ph /\ d e. NN ) -> ( ( z e. CC |-> ( ( G ` z ) ^ d ) ) oF x. G ) = ( z e. CC |-> ( ( ( G ` z ) ^ d ) x. ( G ` z ) ) ) )
110		nnnn0 10791	. . . . . . . . . . . . . . . . . . . . . 22 |- ( d e. NN -> d e. NN0 )
111	110	ad2antlr 726	. . . . . . . . . . . . . . . . . . . . 21 |- ( ( ( ph /\ d e. NN ) /\ z e. CC ) -> d e. NN0 )
112	106, 111	expp1d 12266	. . . . . . . . . . . . . . . . . . . 20 |- ( ( ( ph /\ d e. NN ) /\ z e. CC ) -> ( ( G ` z ) ^ ( d + 1 ) ) = ( ( ( G ` z ) ^ d ) x. ( G ` z ) ) )
113	112	mpteq2dva 4526	. . . . . . . . . . . . . . . . . . 19 |- ( ( ph /\ d e. NN ) -> ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) = ( z e. CC |-> ( ( ( G ` z ) ^ d ) x. ( G ` z ) ) ) )
114	109, 113	eqtr4d 2504	. . . . . . . . . . . . . . . . . 18 |- ( ( ph /\ d e. NN ) -> ( ( z e. CC |-> ( ( G ` z ) ^ d ) ) oF x. G ) = ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) )
115	114	eleq1d 2529	. . . . . . . . . . . . . . . . 17 |- ( ( ph /\ d e. NN ) -> ( ( ( z e. CC |-> ( ( G ` z ) ^ d ) ) oF x. G ) e. (Poly ` S ) <-> ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) e. (Poly ` S ) ) )
116	101, 115	sylibd 214	. . . . . . . . . . . . . . . 16 |- ( ( ph /\ d e. NN ) -> ( ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) -> ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) e. (Poly ` S ) ) )
117	116	expcom 435	. . . . . . . . . . . . . . 15 |- ( d e. NN -> ( ph -> ( ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) -> ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) e. (Poly ` S ) ) ) )
118	117	a2d 26	. . . . . . . . . . . . . 14 |- ( d e. NN -> ( ( ph -> ( z e. CC |-> ( ( G ` z ) ^ d ) ) e. (Poly ` S ) ) -> ( ph -> ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) e. (Poly ` S ) ) ) )
119	81, 85, 89, 89, 93, 118	nnind 10543	. . . . . . . . . . . . 13 |- ( ( d + 1 ) e. NN -> ( ph -> ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) e. (Poly ` S ) ) )
120	77, 119	syl 16	. . . . . . . . . . . 12 |- ( d e. NN0 -> ( ph -> ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) e. (Poly ` S ) ) )
121	120	impcom 430	. . . . . . . . . . 11 |- ( ( ph /\ d e. NN0 ) -> ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) e. (Poly ` S ) )
122	96	adantlr 714	. . . . . . . . . . 11 |- ( ( ( ph /\ d e. NN0 ) /\ ( x e. S /\ y e. S ) ) -> ( x + y ) e. S )
123	98	adantlr 714	. . . . . . . . . . 11 |- ( ( ( ph /\ d e. NN0 ) /\ ( x e. S /\ y e. S ) ) -> ( x x. y ) e. S )
124	76, 121, 122, 123	plymul 22343	. . . . . . . . . 10 |- ( ( ph /\ d e. NN0 ) -> ( ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) oF x. ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) ) e. (Poly ` S ) )
125	124	adantrr 716	. . . . . . . . 9 |- ( ( ph /\ ( d e. NN0 /\ ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) ) -> ( ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) oF x. ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) ) e. (Poly ` S ) )
126	96	adantlr 714	. . . . . . . . 9 |- ( ( ( ph /\ ( d e. NN0 /\ ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) ) /\ ( x e. S /\ y e. S ) ) -> ( x + y ) e. S )
127	69, 125, 126	plyadd 22342	. . . . . . . 8 |- ( ( ph /\ ( d e. NN0 /\ ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) ) -> ( ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) oF + ( ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) oF x. ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) ) ) e. (Poly ` S ) )
128	127	expr 615	. . . . . . 7 |- ( ( ph /\ d e. NN0 ) -> ( ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) -> ( ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) oF + ( ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) oF x. ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) ) ) e. (Poly ` S ) ) )
129	102	a1i 11	. . . . . . . . . 10 |- ( ( ph /\ d e. NN0 ) -> CC e. _V )
130		sumex 13459	. . . . . . . . . . 11 |- sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) e. _V
131	130	a1i 11	. . . . . . . . . 10 |- ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) -> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) e. _V )
132		ovex 6300	. . . . . . . . . . 11 |- ( ( (coeff ` F ) ` ( d + 1 ) ) x. ( ( G ` z ) ^ ( d + 1 ) ) ) e. _V
133	132	a1i 11	. . . . . . . . . 10 |- ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) -> ( ( (coeff ` F ) ` ( d + 1 ) ) x. ( ( G ` z ) ^ ( d + 1 ) ) ) e. _V )
134		eqidd 2461	. . . . . . . . . 10 |- ( ( ph /\ d e. NN0 ) -> ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) = ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) )
135		fvex 5867	. . . . . . . . . . . 12 |- ( (coeff ` F ) ` ( d + 1 ) ) e. _V
136	135	a1i 11	. . . . . . . . . . 11 |- ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) -> ( (coeff ` F ) ` ( d + 1 ) ) e. _V )
137		ovex 6300	. . . . . . . . . . . 12 |- ( ( G ` z ) ^ ( d + 1 ) ) e. _V
138	137	a1i 11	. . . . . . . . . . 11 |- ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) -> ( ( G ` z ) ^ ( d + 1 ) ) e. _V )
139		fconstmpt 5035	. . . . . . . . . . . 12 |- ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) = ( z e. CC |-> ( (coeff ` F ) ` ( d + 1 ) ) )
140	139	a1i 11	. . . . . . . . . . 11 |- ( ( ph /\ d e. NN0 ) -> ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) = ( z e. CC |-> ( (coeff ` F ) ` ( d + 1 ) ) ) )
141		eqidd 2461	. . . . . . . . . . 11 |- ( ( ph /\ d e. NN0 ) -> ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) = ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) )
142	129, 136, 138, 140, 141	offval2 6531	. . . . . . . . . 10 |- ( ( ph /\ d e. NN0 ) -> ( ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) oF x. ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) ) = ( z e. CC |-> ( ( (coeff ` F ) ` ( d + 1 ) ) x. ( ( G ` z ) ^ ( d + 1 ) ) ) ) )
143	129, 131, 133, 134, 142	offval2 6531	. . . . . . . . 9 |- ( ( ph /\ d e. NN0 ) -> ( ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) oF + ( ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) oF x. ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) ) ) = ( z e. CC |-> ( sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) + ( ( (coeff ` F ) ` ( d + 1 ) ) x. ( ( G ` z ) ^ ( d + 1 ) ) ) ) ) )
144		simplr 754	. . . . . . . . . . . 12 |- ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) -> d e. NN0 )
145		nn0uz 11105	. . . . . . . . . . . 12 |- NN0 = ( ZZ>= ` 0 )
146	144, 145	syl6eleq 2558	. . . . . . . . . . 11 |- ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) -> d e. ( ZZ>= ` 0 ) )
147	7	coef3 22357	. . . . . . . . . . . . . . 15 |- ( F e. (Poly ` S ) -> (coeff ` F ) : NN0 --> CC )
148	6, 147	syl 16	. . . . . . . . . . . . . 14 |- ( ph -> (coeff ` F ) : NN0 --> CC )
149	148	ad2antrr 725	. . . . . . . . . . . . 13 |- ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) -> (coeff ` F ) : NN0 --> CC )
150		elfznn0 11759	. . . . . . . . . . . . 13 |- ( k e. ( 0 ... ( d + 1 ) ) -> k e. NN0 )
151		ffvelrn 6010	. . . . . . . . . . . . 13 |- ( ( (coeff ` F ) : NN0 --> CC /\ k e. NN0 ) -> ( (coeff ` F ) ` k ) e. CC )
152	149, 150, 151	syl2an 477	. . . . . . . . . . . 12 |- ( ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) /\ k e. ( 0 ... ( d + 1 ) ) ) -> ( (coeff ` F ) ` k ) e. CC )
153	4	adantlr 714	. . . . . . . . . . . . 13 |- ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) -> ( G ` z ) e. CC )
154		expcl 12140	. . . . . . . . . . . . 13 |- ( ( ( G ` z ) e. CC /\ k e. NN0 ) -> ( ( G ` z ) ^ k ) e. CC )
155	153, 150, 154	syl2an 477	. . . . . . . . . . . 12 |- ( ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) /\ k e. ( 0 ... ( d + 1 ) ) ) -> ( ( G ` z ) ^ k ) e. CC )
156	152, 155	mulcld 9605	. . . . . . . . . . 11 |- ( ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) /\ k e. ( 0 ... ( d + 1 ) ) ) -> ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) e. CC )
157		fveq2 5857	. . . . . . . . . . . 12 |- ( k = ( d + 1 ) -> ( (coeff ` F ) ` k ) = ( (coeff ` F ) ` ( d + 1 ) ) )
158		oveq2 6283	. . . . . . . . . . . 12 |- ( k = ( d + 1 ) -> ( ( G ` z ) ^ k ) = ( ( G ` z ) ^ ( d + 1 ) ) )
159	157, 158	oveq12d 6293	. . . . . . . . . . 11 |- ( k = ( d + 1 ) -> ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) = ( ( (coeff ` F ) ` ( d + 1 ) ) x. ( ( G ` z ) ^ ( d + 1 ) ) ) )
160	146, 156, 159	fsump1 13520	. . . . . . . . . 10 |- ( ( ( ph /\ d e. NN0 ) /\ z e. CC ) -> sum_ k e. ( 0 ... ( d + 1 ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) = ( sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) + ( ( (coeff ` F ) ` ( d + 1 ) ) x. ( ( G ` z ) ^ ( d + 1 ) ) ) ) )
161	160	mpteq2dva 4526	. . . . . . . . 9 |- ( ( ph /\ d e. NN0 ) -> ( z e. CC |-> sum_ k e. ( 0 ... ( d + 1 ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) = ( z e. CC |-> ( sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) + ( ( (coeff ` F ) ` ( d + 1 ) ) x. ( ( G ` z ) ^ ( d + 1 ) ) ) ) ) )
162	143, 161	eqtr4d 2504	. . . . . . . 8 |- ( ( ph /\ d e. NN0 ) -> ( ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) oF + ( ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) oF x. ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) ) ) = ( z e. CC |-> sum_ k e. ( 0 ... ( d + 1 ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) )
163	162	eleq1d 2529	. . . . . . 7 |- ( ( ph /\ d e. NN0 ) -> ( ( ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) oF + ( ( CC X. { ( (coeff ` F ) ` ( d + 1 ) ) } ) oF x. ( z e. CC |-> ( ( G ` z ) ^ ( d + 1 ) ) ) ) ) e. (Poly ` S ) <-> ( z e. CC |-> sum_ k e. ( 0 ... ( d + 1 ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) )
164	128, 163	sylibd 214	. . . . . 6 |- ( ( ph /\ d e. NN0 ) -> ( ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) -> ( z e. CC |-> sum_ k e. ( 0 ... ( d + 1 ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) )
165	164	expcom 435	. . . . 5 |- ( d e. NN0 -> ( ph -> ( ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) -> ( z e. CC |-> sum_ k e. ( 0 ... ( d + 1 ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) ) )
166	165	a2d 26	. . . 4 |- ( d e. NN0 -> ( ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... d ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) -> ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... ( d + 1 ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) ) )
167	21, 26, 31, 36, 68, 166	nn0ind 10946	. . 3 |- ( (deg ` F ) e. NN0 -> ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... (deg ` F ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) ) )
168	16, 167	mpcom 36	. 2 |- ( ph -> ( z e. CC |-> sum_ k e. ( 0 ... (deg ` F ) ) ( ( (coeff ` F ) ` k ) x. ( ( G ` z ) ^ k ) ) ) e. (Poly ` S ) )
169	14, 168	eqeltrd 2548	1 |- ( ph -> ( F o. G ) e. (Poly ` S ) )

Syntax hints:   -> wi 4   /\ wa 369   = wceq 1374   e. wcel 1762   _Vcvv 3106   u. cun 3467   C_ wss 3469   {csn 4020   |-> cmpt 4498   X. cxp 4990   o. ccom 4996   -->wf 5575   ` cfv 5579  (class class class)co 6275   oFcof 6513   CCcc 9479   0cc0 9481   1c1 9482   + caddc 9484   x. cmul 9486   NNcn 10525   NN0cn0 10784   ZZcz 10853   ZZ>=cuz 11071   ...cfz 11661   ^cexp 12122   sum_csu 13457  Polycply 22309  coeffccoe 22311  degcdgr 22312

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1596  ax-4 1607  ax-5 1675  ax-6 1714  ax-7 1734  ax-8 1764  ax-9 1766  ax-10 1781  ax-11 1786  ax-12 1798  ax-13 1961  ax-ext 2438  ax-rep 4551  ax-sep 4561  ax-nul 4569  ax-pow 4618  ax-pr 4679  ax-un 6567  ax-inf2 8047  ax-cnex 9537  ax-resscn 9538  ax-1cn 9539  ax-icn 9540  ax-addcl 9541  ax-addrcl 9542  ax-mulcl 9543  ax-mulrcl 9544  ax-mulcom 9545  ax-addass 9546  ax-mulass 9547  ax-distr 9548  ax-i2m1 9549  ax-1ne0 9550  ax-1rid 9551  ax-rnegex 9552  ax-rrecex 9553  ax-cnre 9554  ax-pre-lttri 9555  ax-pre-lttrn 9556  ax-pre-ltadd 9557  ax-pre-mulgt0 9558  ax-pre-sup 9559  ax-addf 9560

This theorem depends on definitions:  df-bi 185  df-or 370  df-an 371  df-3or 969  df-3an 970  df-tru 1377  df-fal 1380  df-ex 1592  df-nf 1595  df-sb 1707  df-eu 2272  df-mo 2273  df-clab 2446  df-cleq 2452  df-clel 2455  df-nfc 2610  df-ne 2657  df-nel 2658  df-ral 2812  df-rex 2813  df-reu 2814  df-rmo 2815  df-rab 2816  df-v 3108  df-sbc 3325  df-csb 3429  df-dif 3472  df-un 3474  df-in 3476  df-ss 3483  df-pss 3485  df-nul 3779  df-if 3933  df-pw 4005  df-sn 4021  df-pr 4023  df-tp 4025  df-op 4027  df-uni 4239  df-int 4276  df-iun 4320  df-br 4441  df-opab 4499  df-mpt 4500  df-tr 4534  df-eprel 4784  df-id 4788  df-po 4793  df-so 4794  df-fr 4831  df-se 4832  df-we 4833  df-ord 4874  df-on 4875  df-lim 4876  df-suc 4877  df-xp 4998  df-rel 4999  df-cnv 5000  df-co 5001  df-dm 5002  df-rn 5003  df-res 5004  df-ima 5005  df-iota 5542  df-fun 5581  df-fn 5582  df-f 5583  df-f1 5584  df-fo 5585  df-f1o 5586  df-fv 5587  df-isom 5588  df-riota 6236  df-ov 6278  df-oprab 6279  df-mpt2 6280  df-of 6515  df-om 6672  df-1st 6774  df-2nd 6775  df-recs 7032  df-rdg 7066  df-1o 7120  df-oadd 7124  df-er 7301  df-map 7412  df-pm 7413  df-en 7507  df-dom 7508  df-sdom 7509  df-fin 7510  df-sup 7890  df-oi 7924  df-card 8309  df-pnf 9619  df-mnf 9620  df-xr 9621  df-ltxr 9622  df-le 9623  df-sub 9796  df-neg 9797  df-div 10196  df-nn 10526  df-2 10583  df-3 10584  df-n0 10785  df-z 10854  df-uz 11072  df-rp 11210  df-fz 11662  df-fzo 11782  df-fl 11886  df-seq 12064  df-exp 12123  df-hash 12361  df-cj 12882  df-re 12883  df-im 12884  df-sqr 13018  df-abs 13019  df-clim 13260  df-rlim 13261  df-sum 13458  df-0p 21805  df-ply 22313  df-coe 22315  df-dgr 22316

This theorem is referenced by:  dgrcolem1  22397  dgrcolem2  22398  taylply2  22490  ftalem7  23073