madjusmdetlem4 - Mathbox for Thierry Arnoux

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Theorem madjusmdetlem4 29224

Description: Lemma for madjusmdet 29225. (Contributed by Thierry Arnoux, 22-Aug-2020.)

**Hypotheses**
Ref	Expression
madjusmdet.b	⊢ 𝐵 = (Base‘𝐴)
madjusmdet.a	⊢ 𝐴 = ((1...𝑁) Mat 𝑅)
madjusmdet.d	⊢ 𝐷 = ((1...𝑁) maDet 𝑅)
madjusmdet.k	⊢ 𝐾 = ((1...𝑁) maAdju 𝑅)
madjusmdet.t	⊢ · = (._r‘𝑅)
madjusmdet.z	⊢ 𝑍 = (ℤRHom‘𝑅)
madjusmdet.e	⊢ 𝐸 = ((1...(𝑁 − 1)) maDet 𝑅)
madjusmdet.n	⊢ (𝜑 → 𝑁 ∈ ℕ)
madjusmdet.r	⊢ (𝜑 → 𝑅 ∈ CRing)
madjusmdet.i	⊢ (𝜑 → 𝐼 ∈ (1...𝑁))
madjusmdet.j	⊢ (𝜑 → 𝐽 ∈ (1...𝑁))
madjusmdet.m	⊢ (𝜑 → 𝑀 ∈ 𝐵)
madjusmdetlem2.p	⊢ 𝑃 = (𝑖 ∈ (1...𝑁) ↦ if(𝑖 = 1, 𝐼, if(𝑖 ≤ 𝐼, (𝑖 − 1), 𝑖)))
madjusmdetlem2.s	⊢ 𝑆 = (𝑖 ∈ (1...𝑁) ↦ if(𝑖 = 1, 𝑁, if(𝑖 ≤ 𝑁, (𝑖 − 1), 𝑖)))
madjusmdetlem4.q	⊢ 𝑄 = (𝑗 ∈ (1...𝑁) ↦ if(𝑗 = 1, 𝐽, if(𝑗 ≤ 𝐽, (𝑗 − 1), 𝑗)))
madjusmdetlem4.t	⊢ 𝑇 = (𝑗 ∈ (1...𝑁) ↦ if(𝑗 = 1, 𝑁, if(𝑗 ≤ 𝑁, (𝑗 − 1), 𝑗)))

**Assertion**
Ref	Expression
madjusmdetlem4	⊢ (𝜑 → (𝐽(𝐾‘𝑀)𝐼) = ((𝑍‘(-1↑(𝐼 + 𝐽))) · (𝐸‘(𝐼(subMat1‘𝑀)𝐽))))

Distinct variable groups: 𝐵,𝑖,𝑗 𝑖,𝐼,𝑗 𝑖,𝐽,𝑗 𝑖,𝑀,𝑗 𝑖,𝑁,𝑗 𝑃,𝑖,𝑗 𝑄,𝑖,𝑗 𝑅,𝑖,𝑗 𝜑,𝑖,𝑗 𝑆,𝑖,𝑗 𝑇,𝑖,𝑗 Allowed substitution hints: 𝐴(𝑖,𝑗) 𝐷(𝑖,𝑗) · (𝑖,𝑗) 𝐸(𝑖,𝑗) 𝐾(𝑖,𝑗) 𝑍(𝑖,𝑗)

Proof of Theorem madjusmdetlem4 Dummy variables 𝑘 𝑙 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		madjusmdet.b	. . 3 ⊢ 𝐵 = (Base‘𝐴)
2		madjusmdet.a	. . 3 ⊢ 𝐴 = ((1...𝑁) Mat 𝑅)
3		madjusmdet.d	. . 3 ⊢ 𝐷 = ((1...𝑁) maDet 𝑅)
4		madjusmdet.k	. . 3 ⊢ 𝐾 = ((1...𝑁) maAdju 𝑅)
5		madjusmdet.t	. . 3 ⊢ · = (._r‘𝑅)
6		madjusmdet.z	. . 3 ⊢ 𝑍 = (ℤRHom‘𝑅)
7		madjusmdet.e	. . 3 ⊢ 𝐸 = ((1...(𝑁 − 1)) maDet 𝑅)
8		madjusmdet.n	. . 3 ⊢ (𝜑 → 𝑁 ∈ ℕ)
9		madjusmdet.r	. . 3 ⊢ (𝜑 → 𝑅 ∈ CRing)
10		madjusmdet.i	. . 3 ⊢ (𝜑 → 𝐼 ∈ (1...𝑁))
11		madjusmdet.j	. . 3 ⊢ (𝜑 → 𝐽 ∈ (1...𝑁))
12		madjusmdet.m	. . 3 ⊢ (𝜑 → 𝑀 ∈ 𝐵)
13		eqid 2610	. . 3 ⊢ (Base‘(SymGrp‘(1...𝑁))) = (Base‘(SymGrp‘(1...𝑁)))
14		eqid 2610	. . 3 ⊢ (pmSgn‘(1...𝑁)) = (pmSgn‘(1...𝑁))
15		eqid 2610	. . 3 ⊢ (𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽) = (𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)
16		fveq2 6103	. . . . 5 ⊢ (𝑘 = 𝑖 → ((𝑃 ∘ ^◡𝑆)‘𝑘) = ((𝑃 ∘ ^◡𝑆)‘𝑖))
17	16	oveq1d 6564	. . . 4 ⊢ (𝑘 = 𝑖 → (((𝑃 ∘ ^◡𝑆)‘𝑘)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)((𝑄 ∘ ^◡𝑇)‘𝑙)) = (((𝑃 ∘ ^◡𝑆)‘𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)((𝑄 ∘ ^◡𝑇)‘𝑙)))
18		fveq2 6103	. . . . 5 ⊢ (𝑙 = 𝑗 → ((𝑄 ∘ ^◡𝑇)‘𝑙) = ((𝑄 ∘ ^◡𝑇)‘𝑗))
19	18	oveq2d 6565	. . . 4 ⊢ (𝑙 = 𝑗 → (((𝑃 ∘ ^◡𝑆)‘𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)((𝑄 ∘ ^◡𝑇)‘𝑙)) = (((𝑃 ∘ ^◡𝑆)‘𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)((𝑄 ∘ ^◡𝑇)‘𝑗)))
20	17, 19	cbvmpt2v 6633	. . 3 ⊢ (𝑘 ∈ (1...𝑁), 𝑙 ∈ (1...𝑁) ↦ (((𝑃 ∘ ^◡𝑆)‘𝑘)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)((𝑄 ∘ ^◡𝑇)‘𝑙))) = (𝑖 ∈ (1...𝑁), 𝑗 ∈ (1...𝑁) ↦ (((𝑃 ∘ ^◡𝑆)‘𝑖)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)((𝑄 ∘ ^◡𝑇)‘𝑗)))
21		eqid 2610	. . . . . 6 ⊢ (1...𝑁) = (1...𝑁)
22		madjusmdetlem2.p	. . . . . 6 ⊢ 𝑃 = (𝑖 ∈ (1...𝑁) ↦ if(𝑖 = 1, 𝐼, if(𝑖 ≤ 𝐼, (𝑖 − 1), 𝑖)))
23		eqid 2610	. . . . . 6 ⊢ (SymGrp‘(1...𝑁)) = (SymGrp‘(1...𝑁))
24	21, 22, 23, 13	fzto1st 29184	. . . . 5 ⊢ (𝐼 ∈ (1...𝑁) → 𝑃 ∈ (Base‘(SymGrp‘(1...𝑁))))
25	10, 24	syl 17	. . . 4 ⊢ (𝜑 → 𝑃 ∈ (Base‘(SymGrp‘(1...𝑁))))
26		nnuz 11599	. . . . . . . . 9 ⊢ ℕ = (ℤ_≥‘1)
27	8, 26	syl6eleq 2698	. . . . . . . 8 ⊢ (𝜑 → 𝑁 ∈ (ℤ_≥‘1))
28		eluzfz2 12220	. . . . . . . 8 ⊢ (𝑁 ∈ (ℤ_≥‘1) → 𝑁 ∈ (1...𝑁))
29	27, 28	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝑁 ∈ (1...𝑁))
30		madjusmdetlem2.s	. . . . . . . 8 ⊢ 𝑆 = (𝑖 ∈ (1...𝑁) ↦ if(𝑖 = 1, 𝑁, if(𝑖 ≤ 𝑁, (𝑖 − 1), 𝑖)))
31	21, 30, 23, 13	fzto1st 29184	. . . . . . 7 ⊢ (𝑁 ∈ (1...𝑁) → 𝑆 ∈ (Base‘(SymGrp‘(1...𝑁))))
32	29, 31	syl 17	. . . . . 6 ⊢ (𝜑 → 𝑆 ∈ (Base‘(SymGrp‘(1...𝑁))))
33		eqid 2610	. . . . . . 7 ⊢ (inv_g‘(SymGrp‘(1...𝑁))) = (inv_g‘(SymGrp‘(1...𝑁)))
34	23, 13, 33	symginv 17645	. . . . . 6 ⊢ (𝑆 ∈ (Base‘(SymGrp‘(1...𝑁))) → ((inv_g‘(SymGrp‘(1...𝑁)))‘𝑆) = ^◡𝑆)
35	32, 34	syl 17	. . . . 5 ⊢ (𝜑 → ((inv_g‘(SymGrp‘(1...𝑁)))‘𝑆) = ^◡𝑆)
36		fzfid 12634	. . . . . . 7 ⊢ (𝜑 → (1...𝑁) ∈ Fin)
37	23	symggrp 17643	. . . . . . 7 ⊢ ((1...𝑁) ∈ Fin → (SymGrp‘(1...𝑁)) ∈ Grp)
38	36, 37	syl 17	. . . . . 6 ⊢ (𝜑 → (SymGrp‘(1...𝑁)) ∈ Grp)
39	13, 33	grpinvcl 17290	. . . . . 6 ⊢ (((SymGrp‘(1...𝑁)) ∈ Grp ∧ 𝑆 ∈ (Base‘(SymGrp‘(1...𝑁)))) → ((inv_g‘(SymGrp‘(1...𝑁)))‘𝑆) ∈ (Base‘(SymGrp‘(1...𝑁))))
40	38, 32, 39	syl2anc 691	. . . . 5 ⊢ (𝜑 → ((inv_g‘(SymGrp‘(1...𝑁)))‘𝑆) ∈ (Base‘(SymGrp‘(1...𝑁))))
41	35, 40	eqeltrrd 2689	. . . 4 ⊢ (𝜑 → ^◡𝑆 ∈ (Base‘(SymGrp‘(1...𝑁))))
42		eqid 2610	. . . . . 6 ⊢ (+_g‘(SymGrp‘(1...𝑁))) = (+_g‘(SymGrp‘(1...𝑁)))
43	23, 13, 42	symgov 17633	. . . . 5 ⊢ ((𝑃 ∈ (Base‘(SymGrp‘(1...𝑁))) ∧ ^◡𝑆 ∈ (Base‘(SymGrp‘(1...𝑁)))) → (𝑃(+_g‘(SymGrp‘(1...𝑁)))^◡𝑆) = (𝑃 ∘ ^◡𝑆))
44	23, 13, 42	symgcl 17634	. . . . 5 ⊢ ((𝑃 ∈ (Base‘(SymGrp‘(1...𝑁))) ∧ ^◡𝑆 ∈ (Base‘(SymGrp‘(1...𝑁)))) → (𝑃(+_g‘(SymGrp‘(1...𝑁)))^◡𝑆) ∈ (Base‘(SymGrp‘(1...𝑁))))
45	43, 44	eqeltrrd 2689	. . . 4 ⊢ ((𝑃 ∈ (Base‘(SymGrp‘(1...𝑁))) ∧ ^◡𝑆 ∈ (Base‘(SymGrp‘(1...𝑁)))) → (𝑃 ∘ ^◡𝑆) ∈ (Base‘(SymGrp‘(1...𝑁))))
46	25, 41, 45	syl2anc 691	. . 3 ⊢ (𝜑 → (𝑃 ∘ ^◡𝑆) ∈ (Base‘(SymGrp‘(1...𝑁))))
47		madjusmdetlem4.q	. . . . . 6 ⊢ 𝑄 = (𝑗 ∈ (1...𝑁) ↦ if(𝑗 = 1, 𝐽, if(𝑗 ≤ 𝐽, (𝑗 − 1), 𝑗)))
48	21, 47, 23, 13	fzto1st 29184	. . . . 5 ⊢ (𝐽 ∈ (1...𝑁) → 𝑄 ∈ (Base‘(SymGrp‘(1...𝑁))))
49	11, 48	syl 17	. . . 4 ⊢ (𝜑 → 𝑄 ∈ (Base‘(SymGrp‘(1...𝑁))))
50		madjusmdetlem4.t	. . . . . . . 8 ⊢ 𝑇 = (𝑗 ∈ (1...𝑁) ↦ if(𝑗 = 1, 𝑁, if(𝑗 ≤ 𝑁, (𝑗 − 1), 𝑗)))
51	21, 50, 23, 13	fzto1st 29184	. . . . . . 7 ⊢ (𝑁 ∈ (1...𝑁) → 𝑇 ∈ (Base‘(SymGrp‘(1...𝑁))))
52	29, 51	syl 17	. . . . . 6 ⊢ (𝜑 → 𝑇 ∈ (Base‘(SymGrp‘(1...𝑁))))
53	23, 13, 33	symginv 17645	. . . . . 6 ⊢ (𝑇 ∈ (Base‘(SymGrp‘(1...𝑁))) → ((inv_g‘(SymGrp‘(1...𝑁)))‘𝑇) = ^◡𝑇)
54	52, 53	syl 17	. . . . 5 ⊢ (𝜑 → ((inv_g‘(SymGrp‘(1...𝑁)))‘𝑇) = ^◡𝑇)
55	13, 33	grpinvcl 17290	. . . . . 6 ⊢ (((SymGrp‘(1...𝑁)) ∈ Grp ∧ 𝑇 ∈ (Base‘(SymGrp‘(1...𝑁)))) → ((inv_g‘(SymGrp‘(1...𝑁)))‘𝑇) ∈ (Base‘(SymGrp‘(1...𝑁))))
56	38, 52, 55	syl2anc 691	. . . . 5 ⊢ (𝜑 → ((inv_g‘(SymGrp‘(1...𝑁)))‘𝑇) ∈ (Base‘(SymGrp‘(1...𝑁))))
57	54, 56	eqeltrrd 2689	. . . 4 ⊢ (𝜑 → ^◡𝑇 ∈ (Base‘(SymGrp‘(1...𝑁))))
58	23, 13, 42	symgov 17633	. . . . 5 ⊢ ((𝑄 ∈ (Base‘(SymGrp‘(1...𝑁))) ∧ ^◡𝑇 ∈ (Base‘(SymGrp‘(1...𝑁)))) → (𝑄(+_g‘(SymGrp‘(1...𝑁)))^◡𝑇) = (𝑄 ∘ ^◡𝑇))
59	23, 13, 42	symgcl 17634	. . . . 5 ⊢ ((𝑄 ∈ (Base‘(SymGrp‘(1...𝑁))) ∧ ^◡𝑇 ∈ (Base‘(SymGrp‘(1...𝑁)))) → (𝑄(+_g‘(SymGrp‘(1...𝑁)))^◡𝑇) ∈ (Base‘(SymGrp‘(1...𝑁))))
60	58, 59	eqeltrrd 2689	. . . 4 ⊢ ((𝑄 ∈ (Base‘(SymGrp‘(1...𝑁))) ∧ ^◡𝑇 ∈ (Base‘(SymGrp‘(1...𝑁)))) → (𝑄 ∘ ^◡𝑇) ∈ (Base‘(SymGrp‘(1...𝑁))))
61	49, 57, 60	syl2anc 691	. . 3 ⊢ (𝜑 → (𝑄 ∘ ^◡𝑇) ∈ (Base‘(SymGrp‘(1...𝑁))))
62	23, 13	symgbasf1o 17626	. . . . . . 7 ⊢ (𝑆 ∈ (Base‘(SymGrp‘(1...𝑁))) → 𝑆:(1...𝑁)–1-1-onto→(1...𝑁))
63	32, 62	syl 17	. . . . . 6 ⊢ (𝜑 → 𝑆:(1...𝑁)–1-1-onto→(1...𝑁))
64		f1of1 6049	. . . . . 6 ⊢ (𝑆:(1...𝑁)–1-1-onto→(1...𝑁) → 𝑆:(1...𝑁)–1-1→(1...𝑁))
65		df-f1 5809	. . . . . . 7 ⊢ (𝑆:(1...𝑁)–1-1→(1...𝑁) ↔ (𝑆:(1...𝑁)⟶(1...𝑁) ∧ Fun ^◡𝑆))
66	65	simprbi 479	. . . . . 6 ⊢ (𝑆:(1...𝑁)–1-1→(1...𝑁) → Fun ^◡𝑆)
67	63, 64, 66	3syl 18	. . . . 5 ⊢ (𝜑 → Fun ^◡𝑆)
68		f1ocnv 6062	. . . . . . 7 ⊢ (𝑆:(1...𝑁)–1-1-onto→(1...𝑁) → ^◡𝑆:(1...𝑁)–1-1-onto→(1...𝑁))
69		f1odm 6054	. . . . . . 7 ⊢ (^◡𝑆:(1...𝑁)–1-1-onto→(1...𝑁) → dom ^◡𝑆 = (1...𝑁))
70	63, 68, 69	3syl 18	. . . . . 6 ⊢ (𝜑 → dom ^◡𝑆 = (1...𝑁))
71	29, 70	eleqtrrd 2691	. . . . 5 ⊢ (𝜑 → 𝑁 ∈ dom ^◡𝑆)
72		fvco 6184	. . . . 5 ⊢ ((Fun ^◡𝑆 ∧ 𝑁 ∈ dom ^◡𝑆) → ((𝑃 ∘ ^◡𝑆)‘𝑁) = (𝑃‘(^◡𝑆‘𝑁)))
73	67, 71, 72	syl2anc 691	. . . 4 ⊢ (𝜑 → ((𝑃 ∘ ^◡𝑆)‘𝑁) = (𝑃‘(^◡𝑆‘𝑁)))
74	21, 30, 23, 13	fzto1stinvn 29185	. . . . . 6 ⊢ (𝑁 ∈ (1...𝑁) → (^◡𝑆‘𝑁) = 1)
75	29, 74	syl 17	. . . . 5 ⊢ (𝜑 → (^◡𝑆‘𝑁) = 1)
76	75	fveq2d 6107	. . . 4 ⊢ (𝜑 → (𝑃‘(^◡𝑆‘𝑁)) = (𝑃‘1))
77	21, 22	fzto1stfv1 29182	. . . . 5 ⊢ (𝐼 ∈ (1...𝑁) → (𝑃‘1) = 𝐼)
78	10, 77	syl 17	. . . 4 ⊢ (𝜑 → (𝑃‘1) = 𝐼)
79	73, 76, 78	3eqtrd 2648	. . 3 ⊢ (𝜑 → ((𝑃 ∘ ^◡𝑆)‘𝑁) = 𝐼)
80	23, 13	symgbasf1o 17626	. . . . . . 7 ⊢ (𝑇 ∈ (Base‘(SymGrp‘(1...𝑁))) → 𝑇:(1...𝑁)–1-1-onto→(1...𝑁))
81	52, 80	syl 17	. . . . . 6 ⊢ (𝜑 → 𝑇:(1...𝑁)–1-1-onto→(1...𝑁))
82		f1of1 6049	. . . . . 6 ⊢ (𝑇:(1...𝑁)–1-1-onto→(1...𝑁) → 𝑇:(1...𝑁)–1-1→(1...𝑁))
83		df-f1 5809	. . . . . . 7 ⊢ (𝑇:(1...𝑁)–1-1→(1...𝑁) ↔ (𝑇:(1...𝑁)⟶(1...𝑁) ∧ Fun ^◡𝑇))
84	83	simprbi 479	. . . . . 6 ⊢ (𝑇:(1...𝑁)–1-1→(1...𝑁) → Fun ^◡𝑇)
85	81, 82, 84	3syl 18	. . . . 5 ⊢ (𝜑 → Fun ^◡𝑇)
86		f1ocnv 6062	. . . . . . 7 ⊢ (𝑇:(1...𝑁)–1-1-onto→(1...𝑁) → ^◡𝑇:(1...𝑁)–1-1-onto→(1...𝑁))
87		f1odm 6054	. . . . . . 7 ⊢ (^◡𝑇:(1...𝑁)–1-1-onto→(1...𝑁) → dom ^◡𝑇 = (1...𝑁))
88	81, 86, 87	3syl 18	. . . . . 6 ⊢ (𝜑 → dom ^◡𝑇 = (1...𝑁))
89	29, 88	eleqtrrd 2691	. . . . 5 ⊢ (𝜑 → 𝑁 ∈ dom ^◡𝑇)
90		fvco 6184	. . . . 5 ⊢ ((Fun ^◡𝑇 ∧ 𝑁 ∈ dom ^◡𝑇) → ((𝑄 ∘ ^◡𝑇)‘𝑁) = (𝑄‘(^◡𝑇‘𝑁)))
91	85, 89, 90	syl2anc 691	. . . 4 ⊢ (𝜑 → ((𝑄 ∘ ^◡𝑇)‘𝑁) = (𝑄‘(^◡𝑇‘𝑁)))
92	21, 50, 23, 13	fzto1stinvn 29185	. . . . . 6 ⊢ (𝑁 ∈ (1...𝑁) → (^◡𝑇‘𝑁) = 1)
93	29, 92	syl 17	. . . . 5 ⊢ (𝜑 → (^◡𝑇‘𝑁) = 1)
94	93	fveq2d 6107	. . . 4 ⊢ (𝜑 → (𝑄‘(^◡𝑇‘𝑁)) = (𝑄‘1))
95	21, 47	fzto1stfv1 29182	. . . . 5 ⊢ (𝐽 ∈ (1...𝑁) → (𝑄‘1) = 𝐽)
96	11, 95	syl 17	. . . 4 ⊢ (𝜑 → (𝑄‘1) = 𝐽)
97	91, 94, 96	3eqtrd 2648	. . 3 ⊢ (𝜑 → ((𝑄 ∘ ^◡𝑇)‘𝑁) = 𝐽)
98		crngring 18381	. . . . . 6 ⊢ (𝑅 ∈ CRing → 𝑅 ∈ Ring)
99	9, 98	syl 17	. . . . 5 ⊢ (𝜑 → 𝑅 ∈ Ring)
100	2, 1	minmar1cl 20276	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝑀 ∈ 𝐵) ∧ (𝐼 ∈ (1...𝑁) ∧ 𝐽 ∈ (1...𝑁))) → (𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽) ∈ 𝐵)
101	99, 12, 10, 11, 100	syl22anc 1319	. . . 4 ⊢ (𝜑 → (𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽) ∈ 𝐵)
102	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 22, 30, 47, 50, 20, 101	madjusmdetlem3 29223	. . 3 ⊢ (𝜑 → (𝐼(subMat1‘(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽))𝐽) = (𝑁(subMat1‘(𝑘 ∈ (1...𝑁), 𝑙 ∈ (1...𝑁) ↦ (((𝑃 ∘ ^◡𝑆)‘𝑘)(𝐼(((1...𝑁) minMatR1 𝑅)‘𝑀)𝐽)((𝑄 ∘ ^◡𝑇)‘𝑙))))𝑁))
103	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 20, 46, 61, 79, 97, 102	madjusmdetlem1 29221	. 2 ⊢ (𝜑 → (𝐽(𝐾‘𝑀)𝐼) = ((𝑍‘(((pmSgn‘(1...𝑁))‘(𝑃 ∘ ^◡𝑆)) · ((pmSgn‘(1...𝑁))‘(𝑄 ∘ ^◡𝑇)))) · (𝐸‘(𝐼(subMat1‘𝑀)𝐽))))
104	23, 14, 13	psgnco 19748	. . . . . . . 8 ⊢ (((1...𝑁) ∈ Fin ∧ 𝑃 ∈ (Base‘(SymGrp‘(1...𝑁))) ∧ ^◡𝑆 ∈ (Base‘(SymGrp‘(1...𝑁)))) → ((pmSgn‘(1...𝑁))‘(𝑃 ∘ ^◡𝑆)) = (((pmSgn‘(1...𝑁))‘𝑃) · ((pmSgn‘(1...𝑁))‘^◡𝑆)))
105	36, 25, 41, 104	syl3anc 1318	. . . . . . 7 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘(𝑃 ∘ ^◡𝑆)) = (((pmSgn‘(1...𝑁))‘𝑃) · ((pmSgn‘(1...𝑁))‘^◡𝑆)))
106	21, 22, 23, 13, 14	psgnfzto1st 29186	. . . . . . . . 9 ⊢ (𝐼 ∈ (1...𝑁) → ((pmSgn‘(1...𝑁))‘𝑃) = (-1↑(𝐼 + 1)))
107	10, 106	syl 17	. . . . . . . 8 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘𝑃) = (-1↑(𝐼 + 1)))
108	23, 14, 13	psgninv 19747	. . . . . . . . . 10 ⊢ (((1...𝑁) ∈ Fin ∧ 𝑆 ∈ (Base‘(SymGrp‘(1...𝑁)))) → ((pmSgn‘(1...𝑁))‘^◡𝑆) = ((pmSgn‘(1...𝑁))‘𝑆))
109	36, 32, 108	syl2anc 691	. . . . . . . . 9 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘^◡𝑆) = ((pmSgn‘(1...𝑁))‘𝑆))
110	21, 30, 23, 13, 14	psgnfzto1st 29186	. . . . . . . . . 10 ⊢ (𝑁 ∈ (1...𝑁) → ((pmSgn‘(1...𝑁))‘𝑆) = (-1↑(𝑁 + 1)))
111	29, 110	syl 17	. . . . . . . . 9 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘𝑆) = (-1↑(𝑁 + 1)))
112	109, 111	eqtrd 2644	. . . . . . . 8 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘^◡𝑆) = (-1↑(𝑁 + 1)))
113	107, 112	oveq12d 6567	. . . . . . 7 ⊢ (𝜑 → (((pmSgn‘(1...𝑁))‘𝑃) · ((pmSgn‘(1...𝑁))‘^◡𝑆)) = ((-1↑(𝐼 + 1)) · (-1↑(𝑁 + 1))))
114	105, 113	eqtrd 2644	. . . . . 6 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘(𝑃 ∘ ^◡𝑆)) = ((-1↑(𝐼 + 1)) · (-1↑(𝑁 + 1))))
115	23, 14, 13	psgnco 19748	. . . . . . . 8 ⊢ (((1...𝑁) ∈ Fin ∧ 𝑄 ∈ (Base‘(SymGrp‘(1...𝑁))) ∧ ^◡𝑇 ∈ (Base‘(SymGrp‘(1...𝑁)))) → ((pmSgn‘(1...𝑁))‘(𝑄 ∘ ^◡𝑇)) = (((pmSgn‘(1...𝑁))‘𝑄) · ((pmSgn‘(1...𝑁))‘^◡𝑇)))
116	36, 49, 57, 115	syl3anc 1318	. . . . . . 7 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘(𝑄 ∘ ^◡𝑇)) = (((pmSgn‘(1...𝑁))‘𝑄) · ((pmSgn‘(1...𝑁))‘^◡𝑇)))
117	21, 47, 23, 13, 14	psgnfzto1st 29186	. . . . . . . . 9 ⊢ (𝐽 ∈ (1...𝑁) → ((pmSgn‘(1...𝑁))‘𝑄) = (-1↑(𝐽 + 1)))
118	11, 117	syl 17	. . . . . . . 8 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘𝑄) = (-1↑(𝐽 + 1)))
119	23, 14, 13	psgninv 19747	. . . . . . . . . 10 ⊢ (((1...𝑁) ∈ Fin ∧ 𝑇 ∈ (Base‘(SymGrp‘(1...𝑁)))) → ((pmSgn‘(1...𝑁))‘^◡𝑇) = ((pmSgn‘(1...𝑁))‘𝑇))
120	36, 52, 119	syl2anc 691	. . . . . . . . 9 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘^◡𝑇) = ((pmSgn‘(1...𝑁))‘𝑇))
121	21, 50, 23, 13, 14	psgnfzto1st 29186	. . . . . . . . . 10 ⊢ (𝑁 ∈ (1...𝑁) → ((pmSgn‘(1...𝑁))‘𝑇) = (-1↑(𝑁 + 1)))
122	29, 121	syl 17	. . . . . . . . 9 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘𝑇) = (-1↑(𝑁 + 1)))
123	120, 122	eqtrd 2644	. . . . . . . 8 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘^◡𝑇) = (-1↑(𝑁 + 1)))
124	118, 123	oveq12d 6567	. . . . . . 7 ⊢ (𝜑 → (((pmSgn‘(1...𝑁))‘𝑄) · ((pmSgn‘(1...𝑁))‘^◡𝑇)) = ((-1↑(𝐽 + 1)) · (-1↑(𝑁 + 1))))
125	116, 124	eqtrd 2644	. . . . . 6 ⊢ (𝜑 → ((pmSgn‘(1...𝑁))‘(𝑄 ∘ ^◡𝑇)) = ((-1↑(𝐽 + 1)) · (-1↑(𝑁 + 1))))
126	114, 125	oveq12d 6567	. . . . 5 ⊢ (𝜑 → (((pmSgn‘(1...𝑁))‘(𝑃 ∘ ^◡𝑆)) · ((pmSgn‘(1...𝑁))‘(𝑄 ∘ ^◡𝑇))) = (((-1↑(𝐼 + 1)) · (-1↑(𝑁 + 1))) · ((-1↑(𝐽 + 1)) · (-1↑(𝑁 + 1)))))
127		1cnd 9935	. . . . . . . . 9 ⊢ (𝜑 → 1 ∈ ℂ)
128	127	negcld 10258	. . . . . . . 8 ⊢ (𝜑 → -1 ∈ ℂ)
129		fz1ssnn 12243	. . . . . . . . . . 11 ⊢ (1...𝑁) ⊆ ℕ
130	129, 10	sseldi 3566	. . . . . . . . . 10 ⊢ (𝜑 → 𝐼 ∈ ℕ)
131	130	nnnn0d 11228	. . . . . . . . 9 ⊢ (𝜑 → 𝐼 ∈ ℕ₀)
132		1nn0 11185	. . . . . . . . . 10 ⊢ 1 ∈ ℕ₀
133	132	a1i 11	. . . . . . . . 9 ⊢ (𝜑 → 1 ∈ ℕ₀)
134	131, 133	nn0addcld 11232	. . . . . . . 8 ⊢ (𝜑 → (𝐼 + 1) ∈ ℕ₀)
135	128, 134	expcld 12870	. . . . . . 7 ⊢ (𝜑 → (-1↑(𝐼 + 1)) ∈ ℂ)
136	8	nnnn0d 11228	. . . . . . . . 9 ⊢ (𝜑 → 𝑁 ∈ ℕ₀)
137	136, 133	nn0addcld 11232	. . . . . . . 8 ⊢ (𝜑 → (𝑁 + 1) ∈ ℕ₀)
138	128, 137	expcld 12870	. . . . . . 7 ⊢ (𝜑 → (-1↑(𝑁 + 1)) ∈ ℂ)
139	129, 11	sseldi 3566	. . . . . . . . . 10 ⊢ (𝜑 → 𝐽 ∈ ℕ)
140	139	nnnn0d 11228	. . . . . . . . 9 ⊢ (𝜑 → 𝐽 ∈ ℕ₀)
141	140, 133	nn0addcld 11232	. . . . . . . 8 ⊢ (𝜑 → (𝐽 + 1) ∈ ℕ₀)
142	128, 141	expcld 12870	. . . . . . 7 ⊢ (𝜑 → (-1↑(𝐽 + 1)) ∈ ℂ)
143	135, 138, 142, 138	mul4d 10127	. . . . . 6 ⊢ (𝜑 → (((-1↑(𝐼 + 1)) · (-1↑(𝑁 + 1))) · ((-1↑(𝐽 + 1)) · (-1↑(𝑁 + 1)))) = (((-1↑(𝐼 + 1)) · (-1↑(𝐽 + 1))) · ((-1↑(𝑁 + 1)) · (-1↑(𝑁 + 1)))))
144	128, 141, 134	expaddd 12872	. . . . . . . 8 ⊢ (𝜑 → (-1↑((𝐼 + 1) + (𝐽 + 1))) = ((-1↑(𝐼 + 1)) · (-1↑(𝐽 + 1))))
145	130	nncnd 10913	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐼 ∈ ℂ)
146	139	nncnd 10913	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐽 ∈ ℂ)
147	145, 127, 146, 127	add4d 10143	. . . . . . . . . . 11 ⊢ (𝜑 → ((𝐼 + 1) + (𝐽 + 1)) = ((𝐼 + 𝐽) + (1 + 1)))
148		1p1e2 11011	. . . . . . . . . . . 12 ⊢ (1 + 1) = 2
149	148	oveq2i 6560	. . . . . . . . . . 11 ⊢ ((𝐼 + 𝐽) + (1 + 1)) = ((𝐼 + 𝐽) + 2)
150	147, 149	syl6eq 2660	. . . . . . . . . 10 ⊢ (𝜑 → ((𝐼 + 1) + (𝐽 + 1)) = ((𝐼 + 𝐽) + 2))
151	150	oveq2d 6565	. . . . . . . . 9 ⊢ (𝜑 → (-1↑((𝐼 + 1) + (𝐽 + 1))) = (-1↑((𝐼 + 𝐽) + 2)))
152		2nn0 11186	. . . . . . . . . . . 12 ⊢ 2 ∈ ℕ₀
153	152	a1i 11	. . . . . . . . . . 11 ⊢ (𝜑 → 2 ∈ ℕ₀)
154	131, 140	nn0addcld 11232	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐼 + 𝐽) ∈ ℕ₀)
155	128, 153, 154	expaddd 12872	. . . . . . . . . 10 ⊢ (𝜑 → (-1↑((𝐼 + 𝐽) + 2)) = ((-1↑(𝐼 + 𝐽)) · (-1↑2)))
156		neg1sqe1 12821	. . . . . . . . . . 11 ⊢ (-1↑2) = 1
157	156	oveq2i 6560	. . . . . . . . . 10 ⊢ ((-1↑(𝐼 + 𝐽)) · (-1↑2)) = ((-1↑(𝐼 + 𝐽)) · 1)
158	155, 157	syl6eq 2660	. . . . . . . . 9 ⊢ (𝜑 → (-1↑((𝐼 + 𝐽) + 2)) = ((-1↑(𝐼 + 𝐽)) · 1))
159	128, 154	expcld 12870	. . . . . . . . . 10 ⊢ (𝜑 → (-1↑(𝐼 + 𝐽)) ∈ ℂ)
160	159	mulid1d 9936	. . . . . . . . 9 ⊢ (𝜑 → ((-1↑(𝐼 + 𝐽)) · 1) = (-1↑(𝐼 + 𝐽)))
161	151, 158, 160	3eqtrd 2648	. . . . . . . 8 ⊢ (𝜑 → (-1↑((𝐼 + 1) + (𝐽 + 1))) = (-1↑(𝐼 + 𝐽)))
162	144, 161	eqtr3d 2646	. . . . . . 7 ⊢ (𝜑 → ((-1↑(𝐼 + 1)) · (-1↑(𝐽 + 1))) = (-1↑(𝐼 + 𝐽)))
163	137	nn0zd 11356	. . . . . . . 8 ⊢ (𝜑 → (𝑁 + 1) ∈ ℤ)
164		m1expcl2 12744	. . . . . . . 8 ⊢ ((𝑁 + 1) ∈ ℤ → (-1↑(𝑁 + 1)) ∈ {-1, 1})
165		1neg1t1neg1 28902	. . . . . . . 8 ⊢ ((-1↑(𝑁 + 1)) ∈ {-1, 1} → ((-1↑(𝑁 + 1)) · (-1↑(𝑁 + 1))) = 1)
166	163, 164, 165	3syl 18	. . . . . . 7 ⊢ (𝜑 → ((-1↑(𝑁 + 1)) · (-1↑(𝑁 + 1))) = 1)
167	162, 166	oveq12d 6567	. . . . . 6 ⊢ (𝜑 → (((-1↑(𝐼 + 1)) · (-1↑(𝐽 + 1))) · ((-1↑(𝑁 + 1)) · (-1↑(𝑁 + 1)))) = ((-1↑(𝐼 + 𝐽)) · 1))
168	143, 167, 160	3eqtrd 2648	. . . . 5 ⊢ (𝜑 → (((-1↑(𝐼 + 1)) · (-1↑(𝑁 + 1))) · ((-1↑(𝐽 + 1)) · (-1↑(𝑁 + 1)))) = (-1↑(𝐼 + 𝐽)))
169	126, 168	eqtrd 2644	. . . 4 ⊢ (𝜑 → (((pmSgn‘(1...𝑁))‘(𝑃 ∘ ^◡𝑆)) · ((pmSgn‘(1...𝑁))‘(𝑄 ∘ ^◡𝑇))) = (-1↑(𝐼 + 𝐽)))
170	169	fveq2d 6107	. . 3 ⊢ (𝜑 → (𝑍‘(((pmSgn‘(1...𝑁))‘(𝑃 ∘ ^◡𝑆)) · ((pmSgn‘(1...𝑁))‘(𝑄 ∘ ^◡𝑇)))) = (𝑍‘(-1↑(𝐼 + 𝐽))))
171	170	oveq1d 6564	. 2 ⊢ (𝜑 → ((𝑍‘(((pmSgn‘(1...𝑁))‘(𝑃 ∘ ^◡𝑆)) · ((pmSgn‘(1...𝑁))‘(𝑄 ∘ ^◡𝑇)))) · (𝐸‘(𝐼(subMat1‘𝑀)𝐽))) = ((𝑍‘(-1↑(𝐼 + 𝐽))) · (𝐸‘(𝐼(subMat1‘𝑀)𝐽))))
172	103, 171	eqtrd 2644	1 ⊢ (𝜑 → (𝐽(𝐾‘𝑀)𝐼) = ((𝑍‘(-1↑(𝐼 + 𝐽))) · (𝐸‘(𝐼(subMat1‘𝑀)𝐽))))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 383 = wceq 1475 ∈ wcel 1977 ifcif 4036 {cpr 4127 class class class wbr 4583 ↦ cmpt 4643 ^◡ccnv 5037 dom cdm 5038 ∘ ccom 5042 Fun wfun 5798 ⟶wf 5800 –1-1→wf1 5801 –1-1-onto→wf1o 5803 ‘cfv 5804 (class class class)co 6549 ↦ cmpt2 6551 Fincfn 7841 1c1 9816 + caddc 9818 · cmul 9820 ≤ cle 9954 − cmin 10145 -cneg 10146 ℕcn 10897 2c2 10947 ℕ₀cn0 11169 ℤcz 11254 ℤ_≥cuz 11563 ...cfz 12197 ↑cexp 12722 Basecbs 15695 +_gcplusg 15768 ._rcmulr 15769 Grpcgrp 17245 inv_gcminusg 17246 SymGrpcsymg 17620 pmSgncpsgn 17732 Ringcrg 18370 CRingccrg 18371 ℤRHomczrh 19667 Mat cmat 20032 maDet cmdat 20209 maAdju cmadu 20257 minMatR1 cminmar1 20258 subMat1csmat 29187

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-om 6958 df-1st 7059 df-2nd 7060 df-supp 7183 df-tpos 7239 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-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-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-sra 18993 df-rgmod 18994 df-cnfld 19568 df-zring 19638 df-zrh 19671 df-dsmm 19895 df-frlm 19910 df-mat 20033 df-marrep 20183 df-subma 20202 df-mdet 20210 df-madu 20259 df-minmar1 20260 df-smat 29188

This theorem is referenced by: madjusmdet 29225

W3C validator