Theorem cpmadumatpoly 20507

Description: The product of the characteristic matrix of a given matrix and its adjunct represented as a polynomial over matrices. (Contributed by AV, 20-Nov-2019.) (Revised by AV, 7-Dec-2019.)

Hypotheses

Ref	Expression
cpmadumatpoly.a	⊢ 𝐴 = (𝑁 Mat 𝑅)
cpmadumatpoly.b	⊢ 𝐵 = (Base‘𝐴)
cpmadumatpoly.p	⊢ 𝑃 = (Poly1‘𝑅)
cpmadumatpoly.y	⊢ 𝑌 = (𝑁 Mat 𝑃)
cpmadumatpoly.t	⊢ 𝑇 = (𝑁 matToPolyMat 𝑅)
cpmadumatpoly.r	⊢ × = (.r‘𝑌)
cpmadumatpoly.m0	⊢ − = (-g‘𝑌)
cpmadumatpoly.0	⊢ 0 = (0g‘𝑌)
cpmadumatpoly.g	⊢ 𝐺 = (𝑛 ∈ ℕ0 ↦ if(𝑛 = 0, ( 0 − ((𝑇‘𝑀) × (𝑇‘(𝑏‘0)))), if(𝑛 = (𝑠 + 1), (𝑇‘(𝑏‘𝑠)), if((𝑠 + 1) < 𝑛, 0 , ((𝑇‘(𝑏‘(𝑛 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑛))))))))
cpmadumatpoly.s	⊢ 𝑆 = (𝑁 ConstPolyMat 𝑅)
cpmadumatpoly.m1	⊢ · = ( ·𝑠 ‘𝑌)
cpmadumatpoly.1	⊢ 1 = (1r‘𝑌)
cpmadumatpoly.z	⊢ 𝑍 = (var1‘𝑅)
cpmadumatpoly.d	⊢ 𝐷 = ((𝑍 · 1 ) − (𝑇‘𝑀))
cpmadumatpoly.j	⊢ 𝐽 = (𝑁 maAdju 𝑃)
cpmadumatpoly.w	⊢ 𝑊 = (Base‘𝑌)
cpmadumatpoly.q	⊢ 𝑄 = (Poly1‘𝐴)
cpmadumatpoly.x	⊢ 𝑋 = (var1‘𝐴)
cpmadumatpoly.m2	⊢ ∗ = ( ·𝑠 ‘𝑄)
cpmadumatpoly.e	⊢ ↑ = (.g‘(mulGrp‘𝑄))
cpmadumatpoly.u	⊢ 𝑈 = (𝑁 cPolyMatToMat 𝑅)
cpmadumatpoly.i	⊢ 𝐼 = (𝑁 pMatToMatPoly 𝑅)

Assertion

Ref	Expression
cpmadumatpoly	⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → ∃𝑠 ∈ ℕ ∃𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))(𝐼‘(𝐷 × (𝐽‘𝐷))) = (𝑄 Σg (𝑛 ∈ ℕ0 ↦ ((𝑈‘(𝐺‘𝑛)) ∗ (𝑛 ↑ 𝑋)))))

Distinct variable groups:   𝐵,𝑛   𝑛,𝑀   𝑛,𝑁   𝑅,𝑛   𝑆,𝑛   𝑛,𝑌,𝑏,𝑠   𝐴,𝑏,𝑠,𝑛   𝐵,𝑏,𝑠   𝐷,𝑏,𝑠,𝑛   𝑛,𝐺   𝑛,𝐼   𝐽,𝑏,𝑠,𝑛   𝑀,𝑏,𝑠   𝑁,𝑏,𝑠   𝑃,𝑛,𝑏,𝑠   𝑅,𝑏,𝑠   𝑇,𝑏,𝑠,𝑛   𝑈,𝑛   𝑛,𝑊   𝑌,𝑏,𝑠   𝑍,𝑏,𝑠,𝑛   × ,𝑛   · ,𝑏,𝑠,𝑛   1 ,𝑛   0 ,𝑛   − ,𝑛

Allowed substitution hints:   𝑄(𝑛,𝑠,𝑏)   𝑆(𝑠,𝑏)   × (𝑠,𝑏)   𝑈(𝑠,𝑏)   1 (𝑠,𝑏)   ↑ (𝑛,𝑠,𝑏)   𝐺(𝑠,𝑏)   𝐼(𝑠,𝑏)   ∗ (𝑛,𝑠,𝑏)   − (𝑠,𝑏)   𝑊(𝑠,𝑏)   𝑋(𝑛,𝑠,𝑏)   0 (𝑠,𝑏)

Proof of Theorem cpmadumatpoly

Dummy variable 𝑧 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		cpmadumatpoly.a	. . 3 ⊢ 𝐴 = (𝑁 Mat 𝑅)
2		cpmadumatpoly.b	. . 3 ⊢ 𝐵 = (Base‘𝐴)
3		cpmadumatpoly.p	. . 3 ⊢ 𝑃 = (Poly1‘𝑅)
4		cpmadumatpoly.y	. . 3 ⊢ 𝑌 = (𝑁 Mat 𝑃)
5		cpmadumatpoly.t	. . 3 ⊢ 𝑇 = (𝑁 matToPolyMat 𝑅)
6		cpmadumatpoly.z	. . 3 ⊢ 𝑍 = (var1‘𝑅)
7		eqid 2610	. . 3 ⊢ (.g‘(mulGrp‘𝑃)) = (.g‘(mulGrp‘𝑃))
8		cpmadumatpoly.m1	. . 3 ⊢ · = ( ·𝑠 ‘𝑌)
9		cpmadumatpoly.r	. . 3 ⊢ × = (.r‘𝑌)
10		cpmadumatpoly.1	. . 3 ⊢ 1 = (1r‘𝑌)
11		eqid 2610	. . 3 ⊢ (+g‘𝑌) = (+g‘𝑌)
12		cpmadumatpoly.m0	. . 3 ⊢ − = (-g‘𝑌)
13		cpmadumatpoly.d	. . 3 ⊢ 𝐷 = ((𝑍 · 1 ) − (𝑇‘𝑀))
14		cpmadumatpoly.j	. . 3 ⊢ 𝐽 = (𝑁 maAdju 𝑃)
15		cpmadumatpoly.0	. . 3 ⊢ 0 = (0g‘𝑌)
16		cpmadumatpoly.g	. . . 4 ⊢ 𝐺 = (𝑛 ∈ ℕ0 ↦ if(𝑛 = 0, ( 0 − ((𝑇‘𝑀) × (𝑇‘(𝑏‘0)))), if(𝑛 = (𝑠 + 1), (𝑇‘(𝑏‘𝑠)), if((𝑠 + 1) < 𝑛, 0 , ((𝑇‘(𝑏‘(𝑛 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑛))))))))
17		eqeq1 2614	. . . . . 6 ⊢ (𝑛 = 𝑧 → (𝑛 = 0 ↔ 𝑧 = 0))
18		eqeq1 2614	. . . . . . 7 ⊢ (𝑛 = 𝑧 → (𝑛 = (𝑠 + 1) ↔ 𝑧 = (𝑠 + 1)))
19		breq2 4587	. . . . . . . 8 ⊢ (𝑛 = 𝑧 → ((𝑠 + 1) < 𝑛 ↔ (𝑠 + 1) < 𝑧))
20		oveq1 6556	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑧 → (𝑛 − 1) = (𝑧 − 1))
21	20	fveq2d 6107	. . . . . . . . . 10 ⊢ (𝑛 = 𝑧 → (𝑏‘(𝑛 − 1)) = (𝑏‘(𝑧 − 1)))
22	21	fveq2d 6107	. . . . . . . . 9 ⊢ (𝑛 = 𝑧 → (𝑇‘(𝑏‘(𝑛 − 1))) = (𝑇‘(𝑏‘(𝑧 − 1))))
23		fveq2 6103	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑧 → (𝑏‘𝑛) = (𝑏‘𝑧))
24	23	fveq2d 6107	. . . . . . . . . 10 ⊢ (𝑛 = 𝑧 → (𝑇‘(𝑏‘𝑛)) = (𝑇‘(𝑏‘𝑧)))
25	24	oveq2d 6565	. . . . . . . . 9 ⊢ (𝑛 = 𝑧 → ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑛))) = ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑧))))
26	22, 25	oveq12d 6567	. . . . . . . 8 ⊢ (𝑛 = 𝑧 → ((𝑇‘(𝑏‘(𝑛 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑛)))) = ((𝑇‘(𝑏‘(𝑧 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑧)))))
27	19, 26	ifbieq2d 4061	. . . . . . 7 ⊢ (𝑛 = 𝑧 → if((𝑠 + 1) < 𝑛, 0 , ((𝑇‘(𝑏‘(𝑛 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑛))))) = if((𝑠 + 1) < 𝑧, 0 , ((𝑇‘(𝑏‘(𝑧 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑧))))))
28	18, 27	ifbieq2d 4061	. . . . . 6 ⊢ (𝑛 = 𝑧 → if(𝑛 = (𝑠 + 1), (𝑇‘(𝑏‘𝑠)), if((𝑠 + 1) < 𝑛, 0 , ((𝑇‘(𝑏‘(𝑛 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑛)))))) = if(𝑧 = (𝑠 + 1), (𝑇‘(𝑏‘𝑠)), if((𝑠 + 1) < 𝑧, 0 , ((𝑇‘(𝑏‘(𝑧 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑧)))))))
29	17, 28	ifbieq2d 4061	. . . . 5 ⊢ (𝑛 = 𝑧 → if(𝑛 = 0, ( 0 − ((𝑇‘𝑀) × (𝑇‘(𝑏‘0)))), if(𝑛 = (𝑠 + 1), (𝑇‘(𝑏‘𝑠)), if((𝑠 + 1) < 𝑛, 0 , ((𝑇‘(𝑏‘(𝑛 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑛))))))) = if(𝑧 = 0, ( 0 − ((𝑇‘𝑀) × (𝑇‘(𝑏‘0)))), if(𝑧 = (𝑠 + 1), (𝑇‘(𝑏‘𝑠)), if((𝑠 + 1) < 𝑧, 0 , ((𝑇‘(𝑏‘(𝑧 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑧))))))))
30	29	cbvmptv 4678	. . . 4 ⊢ (𝑛 ∈ ℕ0 ↦ if(𝑛 = 0, ( 0 − ((𝑇‘𝑀) × (𝑇‘(𝑏‘0)))), if(𝑛 = (𝑠 + 1), (𝑇‘(𝑏‘𝑠)), if((𝑠 + 1) < 𝑛, 0 , ((𝑇‘(𝑏‘(𝑛 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑛)))))))) = (𝑧 ∈ ℕ0 ↦ if(𝑧 = 0, ( 0 − ((𝑇‘𝑀) × (𝑇‘(𝑏‘0)))), if(𝑧 = (𝑠 + 1), (𝑇‘(𝑏‘𝑠)), if((𝑠 + 1) < 𝑧, 0 , ((𝑇‘(𝑏‘(𝑧 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑧))))))))
31	16, 30	eqtri 2632	. . 3 ⊢ 𝐺 = (𝑧 ∈ ℕ0 ↦ if(𝑧 = 0, ( 0 − ((𝑇‘𝑀) × (𝑇‘(𝑏‘0)))), if(𝑧 = (𝑠 + 1), (𝑇‘(𝑏‘𝑠)), if((𝑠 + 1) < 𝑧, 0 , ((𝑇‘(𝑏‘(𝑧 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑧))))))))
32	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 31	cpmadugsum 20502	. 2 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → ∃𝑠 ∈ ℕ ∃𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))(𝐷 × (𝐽‘𝐷)) = (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝐺‘𝑛)))))
33		simp1 1054	. . . . . . . . . . . 12 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → 𝑁 ∈ Fin)
34	33	ad3antrrr 762	. . . . . . . . . . 11 ⊢ (((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) ∧ 𝑛 ∈ ℕ0) → 𝑁 ∈ Fin)
35		crngring 18381	. . . . . . . . . . . . 13 ⊢ (𝑅 ∈ CRing → 𝑅 ∈ Ring)
36	35	3ad2ant2 1076	. . . . . . . . . . . 12 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → 𝑅 ∈ Ring)
37	36	ad3antrrr 762	. . . . . . . . . . 11 ⊢ (((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) ∧ 𝑛 ∈ ℕ0) → 𝑅 ∈ Ring)
38		cpmadumatpoly.s	. . . . . . . . . . . . . . 15 ⊢ 𝑆 = (𝑁 ConstPolyMat 𝑅)
39	1, 2, 3, 4, 9, 12, 15, 5, 16, 38	chfacfisfcpmat 20479	. . . . . . . . . . . . . 14 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠)))) → 𝐺:ℕ0⟶𝑆)
40	35, 39	syl3anl2 1367	. . . . . . . . . . . . 13 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠)))) → 𝐺:ℕ0⟶𝑆)
41	40	anassrs 678	. . . . . . . . . . . 12 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → 𝐺:ℕ0⟶𝑆)
42	41	ffvelrnda 6267	. . . . . . . . . . 11 ⊢ (((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) ∧ 𝑛 ∈ ℕ0) → (𝐺‘𝑛) ∈ 𝑆)
43		cpmadumatpoly.u	. . . . . . . . . . . 12 ⊢ 𝑈 = (𝑁 cPolyMatToMat 𝑅)
44	38, 43, 5	m2cpminvid2 20379	. . . . . . . . . . 11 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring ∧ (𝐺‘𝑛) ∈ 𝑆) → (𝑇‘(𝑈‘(𝐺‘𝑛))) = (𝐺‘𝑛))
45	34, 37, 42, 44	syl3anc 1318	. . . . . . . . . 10 ⊢ (((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) ∧ 𝑛 ∈ ℕ0) → (𝑇‘(𝑈‘(𝐺‘𝑛))) = (𝐺‘𝑛))
46	45	eqcomd 2616	. . . . . . . . 9 ⊢ (((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) ∧ 𝑛 ∈ ℕ0) → (𝐺‘𝑛) = (𝑇‘(𝑈‘(𝐺‘𝑛))))
47	46	oveq2d 6565	. . . . . . . 8 ⊢ (((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) ∧ 𝑛 ∈ ℕ0) → ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝐺‘𝑛)) = ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛)))))
48	47	mpteq2dva 4672	. . . . . . 7 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝐺‘𝑛))) = (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛))))))
49	48	oveq2d 6565	. . . . . 6 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝐺‘𝑛)))) = (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛)))))))
50	49	eqeq2d 2620	. . . . 5 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → ((𝐷 × (𝐽‘𝐷)) = (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝐺‘𝑛)))) ↔ (𝐷 × (𝐽‘𝐷)) = (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛))))))))
51		fveq2 6103	. . . . . . 7 ⊢ ((𝐷 × (𝐽‘𝐷)) = (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛)))))) → (𝐼‘(𝐷 × (𝐽‘𝐷))) = (𝐼‘(𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛))))))))
52		3simpa 1051	. . . . . . . . . 10 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → (𝑁 ∈ Fin ∧ 𝑅 ∈ CRing))
53	52	ad2antrr 758	. . . . . . . . 9 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝑁 ∈ Fin ∧ 𝑅 ∈ CRing))
54		cpmadumatpoly.w	. . . . . . . . . 10 ⊢ 𝑊 = (Base‘𝑌)
55		cpmadumatpoly.q	. . . . . . . . . 10 ⊢ 𝑄 = (Poly1‘𝐴)
56		cpmadumatpoly.x	. . . . . . . . . 10 ⊢ 𝑋 = (var1‘𝐴)
57		cpmadumatpoly.m2	. . . . . . . . . 10 ⊢ ∗ = ( ·𝑠 ‘𝑄)
58		cpmadumatpoly.e	. . . . . . . . . 10 ⊢ ↑ = (.g‘(mulGrp‘𝑄))
59	1, 2, 3, 4, 5, 9, 12, 15, 16, 38, 8, 10, 6, 13, 14, 54, 55, 56, 57, 58, 43	cpmadumatpolylem1 20505	. . . . . . . . 9 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝑈 ∘ 𝐺) ∈ (𝐵 ↑𝑚 ℕ0))
60	1, 2, 3, 4, 5, 9, 12, 15, 16, 38, 8, 10, 6, 13, 14, 54, 55, 56, 57, 58, 43	cpmadumatpolylem2 20506	. . . . . . . . 9 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝑈 ∘ 𝐺) finSupp (0g‘𝐴))
61		cpmadumatpoly.i	. . . . . . . . . 10 ⊢ 𝐼 = (𝑁 pMatToMatPoly 𝑅)
62	3, 4, 54, 57, 58, 56, 1, 2, 55, 61, 7, 6, 8, 5	pm2mp 20449	. . . . . . . . 9 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing) ∧ ((𝑈 ∘ 𝐺) ∈ (𝐵 ↑𝑚 ℕ0) ∧ (𝑈 ∘ 𝐺) finSupp (0g‘𝐴))) → (𝐼‘(𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘((𝑈 ∘ 𝐺)‘𝑛)))))) = (𝑄 Σg (𝑛 ∈ ℕ0 ↦ (((𝑈 ∘ 𝐺)‘𝑛) ∗ (𝑛 ↑ 𝑋)))))
63	53, 59, 60, 62	syl12anc 1316	. . . . . . . 8 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝐼‘(𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘((𝑈 ∘ 𝐺)‘𝑛)))))) = (𝑄 Σg (𝑛 ∈ ℕ0 ↦ (((𝑈 ∘ 𝐺)‘𝑛) ∗ (𝑛 ↑ 𝑋)))))
64		fvco3 6185	. . . . . . . . . . . . . . 15 ⊢ ((𝐺:ℕ0⟶𝑆 ∧ 𝑛 ∈ ℕ0) → ((𝑈 ∘ 𝐺)‘𝑛) = (𝑈‘(𝐺‘𝑛)))
65	64	eqcomd 2616	. . . . . . . . . . . . . 14 ⊢ ((𝐺:ℕ0⟶𝑆 ∧ 𝑛 ∈ ℕ0) → (𝑈‘(𝐺‘𝑛)) = ((𝑈 ∘ 𝐺)‘𝑛))
66	41, 65	sylan 487	. . . . . . . . . . . . 13 ⊢ (((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) ∧ 𝑛 ∈ ℕ0) → (𝑈‘(𝐺‘𝑛)) = ((𝑈 ∘ 𝐺)‘𝑛))
67	66	fveq2d 6107	. . . . . . . . . . . 12 ⊢ (((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) ∧ 𝑛 ∈ ℕ0) → (𝑇‘(𝑈‘(𝐺‘𝑛))) = (𝑇‘((𝑈 ∘ 𝐺)‘𝑛)))
68	67	oveq2d 6565	. . . . . . . . . . 11 ⊢ (((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) ∧ 𝑛 ∈ ℕ0) → ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛)))) = ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘((𝑈 ∘ 𝐺)‘𝑛))))
69	68	mpteq2dva 4672	. . . . . . . . . 10 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛))))) = (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘((𝑈 ∘ 𝐺)‘𝑛)))))
70	69	oveq2d 6565	. . . . . . . . 9 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛)))))) = (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘((𝑈 ∘ 𝐺)‘𝑛))))))
71	70	fveq2d 6107	. . . . . . . 8 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝐼‘(𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛))))))) = (𝐼‘(𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘((𝑈 ∘ 𝐺)‘𝑛)))))))
72	66	oveq1d 6564	. . . . . . . . . 10 ⊢ (((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) ∧ 𝑛 ∈ ℕ0) → ((𝑈‘(𝐺‘𝑛)) ∗ (𝑛 ↑ 𝑋)) = (((𝑈 ∘ 𝐺)‘𝑛) ∗ (𝑛 ↑ 𝑋)))
73	72	mpteq2dva 4672	. . . . . . . . 9 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝑛 ∈ ℕ0 ↦ ((𝑈‘(𝐺‘𝑛)) ∗ (𝑛 ↑ 𝑋))) = (𝑛 ∈ ℕ0 ↦ (((𝑈 ∘ 𝐺)‘𝑛) ∗ (𝑛 ↑ 𝑋))))
74	73	oveq2d 6565	. . . . . . . 8 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝑄 Σg (𝑛 ∈ ℕ0 ↦ ((𝑈‘(𝐺‘𝑛)) ∗ (𝑛 ↑ 𝑋)))) = (𝑄 Σg (𝑛 ∈ ℕ0 ↦ (((𝑈 ∘ 𝐺)‘𝑛) ∗ (𝑛 ↑ 𝑋)))))
75	63, 71, 74	3eqtr4d 2654	. . . . . . 7 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → (𝐼‘(𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛))))))) = (𝑄 Σg (𝑛 ∈ ℕ0 ↦ ((𝑈‘(𝐺‘𝑛)) ∗ (𝑛 ↑ 𝑋)))))
76	51, 75	sylan9eqr 2666	. . . . . 6 ⊢ (((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) ∧ (𝐷 × (𝐽‘𝐷)) = (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛))))))) → (𝐼‘(𝐷 × (𝐽‘𝐷))) = (𝑄 Σg (𝑛 ∈ ℕ0 ↦ ((𝑈‘(𝐺‘𝑛)) ∗ (𝑛 ↑ 𝑋)))))
77	76	ex 449	. . . . 5 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → ((𝐷 × (𝐽‘𝐷)) = (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝑇‘(𝑈‘(𝐺‘𝑛)))))) → (𝐼‘(𝐷 × (𝐽‘𝐷))) = (𝑄 Σg (𝑛 ∈ ℕ0 ↦ ((𝑈‘(𝐺‘𝑛)) ∗ (𝑛 ↑ 𝑋))))))
78	50, 77	sylbid 229	. . . 4 ⊢ ((((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) ∧ 𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))) → ((𝐷 × (𝐽‘𝐷)) = (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝐺‘𝑛)))) → (𝐼‘(𝐷 × (𝐽‘𝐷))) = (𝑄 Σg (𝑛 ∈ ℕ0 ↦ ((𝑈‘(𝐺‘𝑛)) ∗ (𝑛 ↑ 𝑋))))))
79	78	reximdva 3000	. . 3 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑠 ∈ ℕ) → (∃𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))(𝐷 × (𝐽‘𝐷)) = (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝐺‘𝑛)))) → ∃𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))(𝐼‘(𝐷 × (𝐽‘𝐷))) = (𝑄 Σg (𝑛 ∈ ℕ0 ↦ ((𝑈‘(𝐺‘𝑛)) ∗ (𝑛 ↑ 𝑋))))))
80	79	reximdva 3000	. 2 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → (∃𝑠 ∈ ℕ ∃𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))(𝐷 × (𝐽‘𝐷)) = (𝑌 Σg (𝑛 ∈ ℕ0 ↦ ((𝑛(.g‘(mulGrp‘𝑃))𝑍) · (𝐺‘𝑛)))) → ∃𝑠 ∈ ℕ ∃𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))(𝐼‘(𝐷 × (𝐽‘𝐷))) = (𝑄 Σg (𝑛 ∈ ℕ0 ↦ ((𝑈‘(𝐺‘𝑛)) ∗ (𝑛 ↑ 𝑋))))))
81	32, 80	mpd 15	1 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → ∃𝑠 ∈ ℕ ∃𝑏 ∈ (𝐵 ↑𝑚 (0...𝑠))(𝐼‘(𝐷 × (𝐽‘𝐷))) = (𝑄 Σg (𝑛 ∈ ℕ0 ↦ ((𝑈‘(𝐺‘𝑛)) ∗ (𝑛 ↑ 𝑋)))))

Syntax hints:   → wi 4   ∧ wa 383   ∧ w3a 1031   = wceq 1475   ∈ wcel 1977  ∃wrex 2897  ifcif 4036   class class class wbr 4583   ↦ cmpt 4643   ∘ ccom 5042  ⟶wf 5800  ‘cfv 5804  (class class class)co 6549   ↑_𝑚 cmap 7744  Fincfn 7841   finSupp cfsupp 8158  0cc0 9815  1c1 9816   + caddc 9818   < clt 9953   − cmin 10145  ℕcn 10897  ℕ₀cn0 11169  ...cfz 12197  Basecbs 15695  +_gcplusg 15768  ._rcmulr 15769   ·_𝑠 cvsca 15772  0_gc0g 15923   Σ_g cgsu 15924  -_gcsg 17247  ._gcmg 17363  mulGrpcmgp 18312  1_rcur 18324  Ringcrg 18370  CRingccrg 18371  var₁cv1 19367  Poly₁cpl1 19368   Mat cmat 20032   maAdju cmadu 20257   ConstPolyMat ccpmat 20327   matToPolyMat cmat2pmat 20328   cPolyMatToMat ccpmat2mat 20329   pMatToMatPoly cpm2mp 20416

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-8 1979  ax-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-rep 4699  ax-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847  ax-inf2 8421  ax-cnex 9871  ax-resscn 9872  ax-1cn 9873  ax-icn 9874  ax-addcl 9875  ax-addrcl 9876  ax-mulcl 9877  ax-mulrcl 9878  ax-mulcom 9879  ax-addass 9880  ax-mulass 9881  ax-distr 9882  ax-i2m1 9883  ax-1ne0 9884  ax-1rid 9885  ax-rnegex 9886  ax-rrecex 9887  ax-cnre 9888  ax-pre-lttri 9889  ax-pre-lttrn 9890  ax-pre-ltadd 9891  ax-pre-mulgt0 9892  ax-addf 9894  ax-mulf 9895

This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3or 1032  df-3an 1033  df-xor 1457  df-tru 1478  df-fal 1481  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-nel 2783  df-ral 2901  df-rex 2902  df-reu 2903  df-rmo 2904  df-rab 2905  df-v 3175  df-sbc 3403  df-csb 3500  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-pss 3556  df-nul 3875  df-if 4037  df-pw 4110  df-sn 4126  df-pr 4128  df-tp 4130  df-op 4132  df-ot 4134  df-uni 4373  df-int 4411  df-iun 4457  df-iin 4458  df-br 4584  df-opab 4644  df-mpt 4645  df-tr 4681  df-eprel 4949  df-id 4953  df-po 4959  df-so 4960  df-fr 4997  df-se 4998  df-we 4999  df-xp 5044  df-rel 5045  df-cnv 5046  df-co 5047  df-dm 5048  df-rn 5049  df-res 5050  df-ima 5051  df-pred 5597  df-ord 5643  df-on 5644  df-lim 5645  df-suc 5646  df-iota 5768  df-fun 5806  df-fn 5807  df-f 5808  df-f1 5809  df-fo 5810  df-f1o 5811  df-fv 5812  df-isom 5813  df-riota 6511  df-ov 6552  df-oprab 6553  df-mpt2 6554  df-of 6795  df-ofr 6796  df-om 6958  df-1st 7059  df-2nd 7060  df-supp 7183  df-tpos 7239  df-cur 7280  df-wrecs 7294  df-recs 7355  df-rdg 7393  df-1o 7447  df-2o 7448  df-oadd 7451  df-er 7629  df-map 7746  df-pm 7747  df-ixp 7795  df-en 7842  df-dom 7843  df-sdom 7844  df-fin 7845  df-fsupp 8159  df-sup 8231  df-oi 8298  df-card 8648  df-pnf 9955  df-mnf 9956  df-xr 9957  df-ltxr 9958  df-le 9959  df-sub 10147  df-neg 10148  df-div 10564  df-nn 10898  df-2 10956  df-3 10957  df-4 10958  df-5 10959  df-6 10960  df-7 10961  df-8 10962  df-9 10963  df-n0 11170  df-xnn0 11241  df-z 11255  df-dec 11370  df-uz 11564  df-rp 11709  df-fz 12198  df-fzo 12335  df-seq 12664  df-exp 12723  df-hash 12980  df-word 13154  df-lsw 13155  df-concat 13156  df-s1 13157  df-substr 13158  df-splice 13159  df-reverse 13160  df-s2 13444  df-struct 15697  df-ndx 15698  df-slot 15699  df-base 15700  df-sets 15701  df-ress 15702  df-plusg 15781  df-mulr 15782  df-starv 15783  df-sca 15784  df-vsca 15785  df-ip 15786  df-tset 15787  df-ple 15788  df-ds 15791  df-unif 15792  df-hom 15793  df-cco 15794  df-0g 15925  df-gsum 15926  df-prds 15931  df-pws 15933  df-mre 16069  df-mrc 16070  df-acs 16072  df-mgm 17065  df-sgrp 17107  df-mnd 17118  df-mhm 17158  df-submnd 17159  df-grp 17248  df-minusg 17249  df-sbg 17250  df-mulg 17364  df-subg 17414  df-ghm 17481  df-gim 17524  df-cntz 17573  df-oppg 17599  df-symg 17621  df-pmtr 17685  df-psgn 17734  df-cmn 18018  df-abl 18019  df-mgp 18313  df-ur 18325  df-srg 18329  df-ring 18372  df-cring 18373  df-oppr 18446  df-dvdsr 18464  df-unit 18465  df-invr 18495  df-dvr 18506  df-rnghom 18538  df-drng 18572  df-subrg 18601  df-lmod 18688  df-lss 18754  df-sra 18993  df-rgmod 18994  df-assa 19133  df-ascl 19135  df-psr 19177  df-mvr 19178  df-mpl 19179  df-opsr 19181  df-psr1 19371  df-vr1 19372  df-ply1 19373  df-coe1 19374  df-cnfld 19568  df-zring 19638  df-zrh 19671  df-dsmm 19895  df-frlm 19910  df-mamu 20009  df-mat 20033  df-mdet 20210  df-madu 20259  df-cpmat 20330  df-mat2pmat 20331  df-cpmat2mat 20332  df-decpmat 20387  df-pm2mp 20417

This theorem is referenced by:  chcoeffeq  20510