Theorem mdetunilem8 22504

Description: Lemma for mdetuni 22507. (Contributed by SO, 15-Jul-2018.)

Hypotheses

Ref	Expression
mdetuni.a	⊢ 𝐴 = (𝑁 Mat 𝑅)
mdetuni.b	⊢ 𝐵 = (Base‘𝐴)
mdetuni.k	⊢ 𝐾 = (Base‘𝑅)
mdetuni.0g	⊢ 0 = (0g‘𝑅)
mdetuni.1r	⊢ 1 = (1r‘𝑅)
mdetuni.pg	⊢ + = (+g‘𝑅)
mdetuni.tg	⊢ · = (.r‘𝑅)
mdetuni.n	⊢ (𝜑 → 𝑁 ∈ Fin)
mdetuni.r	⊢ (𝜑 → 𝑅 ∈ Ring)
mdetuni.ff	⊢ (𝜑 → 𝐷:𝐵⟶𝐾)
mdetuni.al	⊢ (𝜑 → ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝑁 ∀𝑧 ∈ 𝑁 ((𝑦 ≠ 𝑧 ∧ ∀𝑤 ∈ 𝑁 (𝑦𝑥𝑤) = (𝑧𝑥𝑤)) → (𝐷‘𝑥) = 0 ))
mdetuni.li	⊢ (𝜑 → ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ∀𝑧 ∈ 𝐵 ∀𝑤 ∈ 𝑁 (((𝑥 ↾ ({𝑤} × 𝑁)) = ((𝑦 ↾ ({𝑤} × 𝑁)) ∘f + (𝑧 ↾ ({𝑤} × 𝑁))) ∧ (𝑥 ↾ ((𝑁 ∖ {𝑤}) × 𝑁)) = (𝑦 ↾ ((𝑁 ∖ {𝑤}) × 𝑁)) ∧ (𝑥 ↾ ((𝑁 ∖ {𝑤}) × 𝑁)) = (𝑧 ↾ ((𝑁 ∖ {𝑤}) × 𝑁))) → (𝐷‘𝑥) = ((𝐷‘𝑦) + (𝐷‘𝑧))))
mdetuni.sc	⊢ (𝜑 → ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐾 ∀𝑧 ∈ 𝐵 ∀𝑤 ∈ 𝑁 (((𝑥 ↾ ({𝑤} × 𝑁)) = ((({𝑤} × 𝑁) × {𝑦}) ∘f · (𝑧 ↾ ({𝑤} × 𝑁))) ∧ (𝑥 ↾ ((𝑁 ∖ {𝑤}) × 𝑁)) = (𝑧 ↾ ((𝑁 ∖ {𝑤}) × 𝑁))) → (𝐷‘𝑥) = (𝑦 · (𝐷‘𝑧))))
mdetunilem8.id	⊢ (𝜑 → (𝐷‘(1r‘𝐴)) = 0 )

Assertion

Ref	Expression
mdetunilem8	⊢ ((𝜑 ∧ 𝐸:𝑁⟶𝑁) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = 0 )

Distinct variable groups:   𝜑,𝑥,𝑦,𝑧,𝑤,𝑎,𝑏   𝑥,𝐵,𝑦,𝑧,𝑤,𝑎,𝑏   𝑥,𝐾,𝑦,𝑧,𝑤,𝑎,𝑏   𝑥,𝑁,𝑦,𝑧,𝑤,𝑎,𝑏   𝑥,𝐷,𝑦,𝑧,𝑤,𝑎,𝑏   𝑥, · ,𝑦,𝑧,𝑤   + ,𝑎,𝑏,𝑥,𝑦,𝑧,𝑤   0 ,𝑎,𝑏,𝑥,𝑦,𝑧,𝑤   1 ,𝑎,𝑏,𝑥,𝑦,𝑧,𝑤   𝑥,𝑅,𝑦,𝑧,𝑤   𝐴,𝑎,𝑏,𝑥,𝑦,𝑧,𝑤   𝑥,𝐸,𝑦,𝑧,𝑤,𝑎,𝑏

Allowed substitution hints:   𝑅(𝑎,𝑏)   · (𝑎,𝑏)

Proof of Theorem mdetunilem8

Dummy variables 𝑐 𝑑 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		simpl 482	. . . . . 6 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → 𝜑)
2		mdetuni.n	. . . . . . . . 9 ⊢ (𝜑 → 𝑁 ∈ Fin)
3		enrefg 8909	. . . . . . . . 9 ⊢ (𝑁 ∈ Fin → 𝑁 ≈ 𝑁)
4	2, 3	syl 17	. . . . . . . 8 ⊢ (𝜑 → 𝑁 ≈ 𝑁)
5		f1finf1o 9162	. . . . . . . 8 ⊢ ((𝑁 ≈ 𝑁 ∧ 𝑁 ∈ Fin) → (𝐸:𝑁–1-1→𝑁 ↔ 𝐸:𝑁–1-1-onto→𝑁))
6	4, 2, 5	syl2anc 584	. . . . . . 7 ⊢ (𝜑 → (𝐸:𝑁–1-1→𝑁 ↔ 𝐸:𝑁–1-1-onto→𝑁))
7	6	biimpa 476	. . . . . 6 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → 𝐸:𝑁–1-1-onto→𝑁)
8		mdetuni.r	. . . . . . . . 9 ⊢ (𝜑 → 𝑅 ∈ Ring)
9		mdetuni.a	. . . . . . . . . 10 ⊢ 𝐴 = (𝑁 Mat 𝑅)
10	9	matring 22328	. . . . . . . . 9 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → 𝐴 ∈ Ring)
11	2, 8, 10	syl2anc 584	. . . . . . . 8 ⊢ (𝜑 → 𝐴 ∈ Ring)
12		mdetuni.b	. . . . . . . . 9 ⊢ 𝐵 = (Base‘𝐴)
13		eqid 2729	. . . . . . . . 9 ⊢ (1r‘𝐴) = (1r‘𝐴)
14	12, 13	ringidcl 20150	. . . . . . . 8 ⊢ (𝐴 ∈ Ring → (1r‘𝐴) ∈ 𝐵)
15	11, 14	syl 17	. . . . . . 7 ⊢ (𝜑 → (1r‘𝐴) ∈ 𝐵)
16	15	adantr 480	. . . . . 6 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → (1r‘𝐴) ∈ 𝐵)
17		mdetuni.k	. . . . . . 7 ⊢ 𝐾 = (Base‘𝑅)
18		mdetuni.0g	. . . . . . 7 ⊢ 0 = (0g‘𝑅)
19		mdetuni.1r	. . . . . . 7 ⊢ 1 = (1r‘𝑅)
20		mdetuni.pg	. . . . . . 7 ⊢ + = (+g‘𝑅)
21		mdetuni.tg	. . . . . . 7 ⊢ · = (.r‘𝑅)
22		mdetuni.ff	. . . . . . 7 ⊢ (𝜑 → 𝐷:𝐵⟶𝐾)
23		mdetuni.al	. . . . . . 7 ⊢ (𝜑 → ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝑁 ∀𝑧 ∈ 𝑁 ((𝑦 ≠ 𝑧 ∧ ∀𝑤 ∈ 𝑁 (𝑦𝑥𝑤) = (𝑧𝑥𝑤)) → (𝐷‘𝑥) = 0 ))
24		mdetuni.li	. . . . . . 7 ⊢ (𝜑 → ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ∀𝑧 ∈ 𝐵 ∀𝑤 ∈ 𝑁 (((𝑥 ↾ ({𝑤} × 𝑁)) = ((𝑦 ↾ ({𝑤} × 𝑁)) ∘f + (𝑧 ↾ ({𝑤} × 𝑁))) ∧ (𝑥 ↾ ((𝑁 ∖ {𝑤}) × 𝑁)) = (𝑦 ↾ ((𝑁 ∖ {𝑤}) × 𝑁)) ∧ (𝑥 ↾ ((𝑁 ∖ {𝑤}) × 𝑁)) = (𝑧 ↾ ((𝑁 ∖ {𝑤}) × 𝑁))) → (𝐷‘𝑥) = ((𝐷‘𝑦) + (𝐷‘𝑧))))
25		mdetuni.sc	. . . . . . 7 ⊢ (𝜑 → ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐾 ∀𝑧 ∈ 𝐵 ∀𝑤 ∈ 𝑁 (((𝑥 ↾ ({𝑤} × 𝑁)) = ((({𝑤} × 𝑁) × {𝑦}) ∘f · (𝑧 ↾ ({𝑤} × 𝑁))) ∧ (𝑥 ↾ ((𝑁 ∖ {𝑤}) × 𝑁)) = (𝑧 ↾ ((𝑁 ∖ {𝑤}) × 𝑁))) → (𝐷‘𝑥) = (𝑦 · (𝐷‘𝑧))))
26	9, 12, 17, 18, 19, 20, 21, 2, 8, 22, 23, 24, 25	mdetunilem7 22503	. . . . . 6 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1-onto→𝑁 ∧ (1r‘𝐴) ∈ 𝐵) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ ((𝐸‘𝑎)(1r‘𝐴)𝑏))) = ((((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁))‘𝐸) · (𝐷‘(1r‘𝐴))))
27	1, 7, 16, 26	syl3anc 1373	. . . . 5 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ ((𝐸‘𝑎)(1r‘𝐴)𝑏))) = ((((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁))‘𝐸) · (𝐷‘(1r‘𝐴))))
28	2	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → 𝑁 ∈ Fin)
29	28	3ad2ant1 1133	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) ∧ 𝑎 ∈ 𝑁 ∧ 𝑏 ∈ 𝑁) → 𝑁 ∈ Fin)
30	8	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → 𝑅 ∈ Ring)
31	30	3ad2ant1 1133	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) ∧ 𝑎 ∈ 𝑁 ∧ 𝑏 ∈ 𝑁) → 𝑅 ∈ Ring)
32		simp1r 1199	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) ∧ 𝑎 ∈ 𝑁 ∧ 𝑏 ∈ 𝑁) → 𝐸:𝑁–1-1→𝑁)
33		f1f 6720	. . . . . . . . . 10 ⊢ (𝐸:𝑁–1-1→𝑁 → 𝐸:𝑁⟶𝑁)
34	32, 33	syl 17	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) ∧ 𝑎 ∈ 𝑁 ∧ 𝑏 ∈ 𝑁) → 𝐸:𝑁⟶𝑁)
35		simp2 1137	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) ∧ 𝑎 ∈ 𝑁 ∧ 𝑏 ∈ 𝑁) → 𝑎 ∈ 𝑁)
36	34, 35	ffvelcdmd 7019	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) ∧ 𝑎 ∈ 𝑁 ∧ 𝑏 ∈ 𝑁) → (𝐸‘𝑎) ∈ 𝑁)
37		simp3 1138	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) ∧ 𝑎 ∈ 𝑁 ∧ 𝑏 ∈ 𝑁) → 𝑏 ∈ 𝑁)
38	9, 19, 18, 29, 31, 36, 37, 13	mat1ov 22333	. . . . . . 7 ⊢ (((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) ∧ 𝑎 ∈ 𝑁 ∧ 𝑏 ∈ 𝑁) → ((𝐸‘𝑎)(1r‘𝐴)𝑏) = if((𝐸‘𝑎) = 𝑏, 1 , 0 ))
39	38	mpoeq3dva 7426	. . . . . 6 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → (𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ ((𝐸‘𝑎)(1r‘𝐴)𝑏)) = (𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 )))
40	39	fveq2d 6826	. . . . 5 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ ((𝐸‘𝑎)(1r‘𝐴)𝑏))) = (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))))
41		mdetunilem8.id	. . . . . . . 8 ⊢ (𝜑 → (𝐷‘(1r‘𝐴)) = 0 )
42	41	adantr 480	. . . . . . 7 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → (𝐷‘(1r‘𝐴)) = 0 )
43	42	oveq2d 7365	. . . . . 6 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → ((((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁))‘𝐸) · (𝐷‘(1r‘𝐴))) = ((((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁))‘𝐸) · 0 ))
44		zrhpsgnmhm 21491	. . . . . . . . . . 11 ⊢ ((𝑅 ∈ Ring ∧ 𝑁 ∈ Fin) → ((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁)) ∈ ((SymGrp‘𝑁) MndHom (mulGrp‘𝑅)))
45	8, 2, 44	syl2anc 584	. . . . . . . . . 10 ⊢ (𝜑 → ((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁)) ∈ ((SymGrp‘𝑁) MndHom (mulGrp‘𝑅)))
46		eqid 2729	. . . . . . . . . . 11 ⊢ (Base‘(SymGrp‘𝑁)) = (Base‘(SymGrp‘𝑁))
47		eqid 2729	. . . . . . . . . . . 12 ⊢ (mulGrp‘𝑅) = (mulGrp‘𝑅)
48	47, 17	mgpbas 20030	. . . . . . . . . . 11 ⊢ 𝐾 = (Base‘(mulGrp‘𝑅))
49	46, 48	mhmf 18663	. . . . . . . . . 10 ⊢ (((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁)) ∈ ((SymGrp‘𝑁) MndHom (mulGrp‘𝑅)) → ((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁)):(Base‘(SymGrp‘𝑁))⟶𝐾)
50	45, 49	syl 17	. . . . . . . . 9 ⊢ (𝜑 → ((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁)):(Base‘(SymGrp‘𝑁))⟶𝐾)
51	50	adantr 480	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → ((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁)):(Base‘(SymGrp‘𝑁))⟶𝐾)
52		eqid 2729	. . . . . . . . . . 11 ⊢ (SymGrp‘𝑁) = (SymGrp‘𝑁)
53	52, 46	elsymgbas 19253	. . . . . . . . . 10 ⊢ (𝑁 ∈ Fin → (𝐸 ∈ (Base‘(SymGrp‘𝑁)) ↔ 𝐸:𝑁–1-1-onto→𝑁))
54	28, 53	syl 17	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → (𝐸 ∈ (Base‘(SymGrp‘𝑁)) ↔ 𝐸:𝑁–1-1-onto→𝑁))
55	7, 54	mpbird 257	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → 𝐸 ∈ (Base‘(SymGrp‘𝑁)))
56	51, 55	ffvelcdmd 7019	. . . . . . 7 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → (((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁))‘𝐸) ∈ 𝐾)
57	17, 21, 18	ringrz 20179	. . . . . . 7 ⊢ ((𝑅 ∈ Ring ∧ (((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁))‘𝐸) ∈ 𝐾) → ((((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁))‘𝐸) · 0 ) = 0 )
58	30, 56, 57	syl2anc 584	. . . . . 6 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → ((((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁))‘𝐸) · 0 ) = 0 )
59	43, 58	eqtrd 2764	. . . . 5 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → ((((ℤRHom‘𝑅) ∘ (pmSgn‘𝑁))‘𝐸) · (𝐷‘(1r‘𝐴))) = 0 )
60	27, 40, 59	3eqtr3d 2772	. . . 4 ⊢ ((𝜑 ∧ 𝐸:𝑁–1-1→𝑁) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = 0 )
61	60	ex 412	. . 3 ⊢ (𝜑 → (𝐸:𝑁–1-1→𝑁 → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = 0 ))
62	61	adantr 480	. 2 ⊢ ((𝜑 ∧ 𝐸:𝑁⟶𝑁) → (𝐸:𝑁–1-1→𝑁 → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = 0 ))
63		dff13 7191	. . . . . 6 ⊢ (𝐸:𝑁–1-1→𝑁 ↔ (𝐸:𝑁⟶𝑁 ∧ ∀𝑐 ∈ 𝑁 ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑)))
64		ibar 528	. . . . . . 7 ⊢ (𝐸:𝑁⟶𝑁 → (∀𝑐 ∈ 𝑁 ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑) ↔ (𝐸:𝑁⟶𝑁 ∧ ∀𝑐 ∈ 𝑁 ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑))))
65	64	adantl 481	. . . . . 6 ⊢ ((𝜑 ∧ 𝐸:𝑁⟶𝑁) → (∀𝑐 ∈ 𝑁 ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑) ↔ (𝐸:𝑁⟶𝑁 ∧ ∀𝑐 ∈ 𝑁 ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑))))
66	63, 65	bitr4id 290	. . . . 5 ⊢ ((𝜑 ∧ 𝐸:𝑁⟶𝑁) → (𝐸:𝑁–1-1→𝑁 ↔ ∀𝑐 ∈ 𝑁 ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑)))
67	66	notbid 318	. . . 4 ⊢ ((𝜑 ∧ 𝐸:𝑁⟶𝑁) → (¬ 𝐸:𝑁–1-1→𝑁 ↔ ¬ ∀𝑐 ∈ 𝑁 ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑)))
68		rexnal 3081	. . . . 5 ⊢ (∃𝑐 ∈ 𝑁 ¬ ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑) ↔ ¬ ∀𝑐 ∈ 𝑁 ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑))
69		rexnal 3081	. . . . . . 7 ⊢ (∃𝑑 ∈ 𝑁 ¬ ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑) ↔ ¬ ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑))
70		df-ne 2926	. . . . . . . . . 10 ⊢ (𝑐 ≠ 𝑑 ↔ ¬ 𝑐 = 𝑑)
71	70	anbi2i 623	. . . . . . . . 9 ⊢ (((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑) ↔ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ ¬ 𝑐 = 𝑑))
72		annim 403	. . . . . . . . 9 ⊢ (((𝐸‘𝑐) = (𝐸‘𝑑) ∧ ¬ 𝑐 = 𝑑) ↔ ¬ ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑))
73	71, 72	bitr2i 276	. . . . . . . 8 ⊢ (¬ ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑) ↔ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))
74	73	rexbii 3076	. . . . . . 7 ⊢ (∃𝑑 ∈ 𝑁 ¬ ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑) ↔ ∃𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))
75	69, 74	bitr3i 277	. . . . . 6 ⊢ (¬ ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑) ↔ ∃𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))
76	75	rexbii 3076	. . . . 5 ⊢ (∃𝑐 ∈ 𝑁 ¬ ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑) ↔ ∃𝑐 ∈ 𝑁 ∃𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))
77	68, 76	bitr3i 277	. . . 4 ⊢ (¬ ∀𝑐 ∈ 𝑁 ∀𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) → 𝑐 = 𝑑) ↔ ∃𝑐 ∈ 𝑁 ∃𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))
78	67, 77	bitrdi 287	. . 3 ⊢ ((𝜑 ∧ 𝐸:𝑁⟶𝑁) → (¬ 𝐸:𝑁–1-1→𝑁 ↔ ∃𝑐 ∈ 𝑁 ∃𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑)))
79		simprrl 780	. . . . . . 7 ⊢ (((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) → (𝐸‘𝑐) = (𝐸‘𝑑))
80		fveqeq2 6831	. . . . . . . . . . . . 13 ⊢ (𝑎 = 𝑐 → ((𝐸‘𝑎) = 𝑏 ↔ (𝐸‘𝑐) = 𝑏))
81	80	ifbid 4500	. . . . . . . . . . . 12 ⊢ (𝑎 = 𝑐 → if((𝐸‘𝑎) = 𝑏, 1 , 0 ) = if((𝐸‘𝑐) = 𝑏, 1 , 0 ))
82		iftrue 4482	. . . . . . . . . . . 12 ⊢ (𝑎 = 𝑐 → if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = if((𝐸‘𝑐) = 𝑏, 1 , 0 ))
83	81, 82	eqtr4d 2767	. . . . . . . . . . 11 ⊢ (𝑎 = 𝑐 → if((𝐸‘𝑎) = 𝑏, 1 , 0 ) = if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 ))))
84		fveqeq2 6831	. . . . . . . . . . . . . . 15 ⊢ (𝑎 = 𝑑 → ((𝐸‘𝑎) = 𝑏 ↔ (𝐸‘𝑑) = 𝑏))
85	84	ifbid 4500	. . . . . . . . . . . . . 14 ⊢ (𝑎 = 𝑑 → if((𝐸‘𝑎) = 𝑏, 1 , 0 ) = if((𝐸‘𝑑) = 𝑏, 1 , 0 ))
86		iftrue 4482	. . . . . . . . . . . . . 14 ⊢ (𝑎 = 𝑑 → if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 )) = if((𝐸‘𝑑) = 𝑏, 1 , 0 ))
87	85, 86	eqtr4d 2767	. . . . . . . . . . . . 13 ⊢ (𝑎 = 𝑑 → if((𝐸‘𝑎) = 𝑏, 1 , 0 ) = if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 )))
88		iffalse 4485	. . . . . . . . . . . . . 14 ⊢ (¬ 𝑎 = 𝑑 → if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 )) = if((𝐸‘𝑎) = 𝑏, 1 , 0 ))
89	88	eqcomd 2735	. . . . . . . . . . . . 13 ⊢ (¬ 𝑎 = 𝑑 → if((𝐸‘𝑎) = 𝑏, 1 , 0 ) = if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 )))
90	87, 89	pm2.61i 182	. . . . . . . . . . . 12 ⊢ if((𝐸‘𝑎) = 𝑏, 1 , 0 ) = if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 ))
91		iffalse 4485	. . . . . . . . . . . 12 ⊢ (¬ 𝑎 = 𝑐 → if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 )))
92	90, 91	eqtr4id 2783	. . . . . . . . . . 11 ⊢ (¬ 𝑎 = 𝑐 → if((𝐸‘𝑎) = 𝑏, 1 , 0 ) = if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 ))))
93	83, 92	pm2.61i 182	. . . . . . . . . 10 ⊢ if((𝐸‘𝑎) = 𝑏, 1 , 0 ) = if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 )))
94		eqeq1 2733	. . . . . . . . . . . . . 14 ⊢ ((𝐸‘𝑑) = (𝐸‘𝑐) → ((𝐸‘𝑑) = 𝑏 ↔ (𝐸‘𝑐) = 𝑏))
95	94	eqcoms 2737	. . . . . . . . . . . . 13 ⊢ ((𝐸‘𝑐) = (𝐸‘𝑑) → ((𝐸‘𝑑) = 𝑏 ↔ (𝐸‘𝑐) = 𝑏))
96	95	ifbid 4500	. . . . . . . . . . . 12 ⊢ ((𝐸‘𝑐) = (𝐸‘𝑑) → if((𝐸‘𝑑) = 𝑏, 1 , 0 ) = if((𝐸‘𝑐) = 𝑏, 1 , 0 ))
97	96	ifeq1d 4496	. . . . . . . . . . 11 ⊢ ((𝐸‘𝑐) = (𝐸‘𝑑) → if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 )) = if(𝑎 = 𝑑, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 )))
98	97	ifeq2d 4497	. . . . . . . . . 10 ⊢ ((𝐸‘𝑐) = (𝐸‘𝑑) → if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑑) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 ))))
99	93, 98	eqtrid 2776	. . . . . . . . 9 ⊢ ((𝐸‘𝑐) = (𝐸‘𝑑) → if((𝐸‘𝑎) = 𝑏, 1 , 0 ) = if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 ))))
100	99	mpoeq3dv 7428	. . . . . . . 8 ⊢ ((𝐸‘𝑐) = (𝐸‘𝑑) → (𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 )) = (𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 )))))
101	100	fveq2d 6826	. . . . . . 7 ⊢ ((𝐸‘𝑐) = (𝐸‘𝑑) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 ))))))
102	79, 101	syl 17	. . . . . 6 ⊢ (((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 ))))))
103		simpll 766	. . . . . . 7 ⊢ (((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) → 𝜑)
104		simprll 778	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) → 𝑐 ∈ 𝑁)
105		simprlr 779	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) → 𝑑 ∈ 𝑁)
106		simprrr 781	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) → 𝑐 ≠ 𝑑)
107	104, 105, 106	3jca 1128	. . . . . . 7 ⊢ (((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) → (𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁 ∧ 𝑐 ≠ 𝑑))
108	17, 19	ringidcl 20150	. . . . . . . . . 10 ⊢ (𝑅 ∈ Ring → 1 ∈ 𝐾)
109	8, 108	syl 17	. . . . . . . . 9 ⊢ (𝜑 → 1 ∈ 𝐾)
110	17, 18	ring0cl 20152	. . . . . . . . . 10 ⊢ (𝑅 ∈ Ring → 0 ∈ 𝐾)
111	8, 110	syl 17	. . . . . . . . 9 ⊢ (𝜑 → 0 ∈ 𝐾)
112	109, 111	ifcld 4523	. . . . . . . 8 ⊢ (𝜑 → if((𝐸‘𝑐) = 𝑏, 1 , 0 ) ∈ 𝐾)
113	112	ad3antrrr 730	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) ∧ 𝑏 ∈ 𝑁) → if((𝐸‘𝑐) = 𝑏, 1 , 0 ) ∈ 𝐾)
114		simp1ll 1237	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) ∧ 𝑎 ∈ 𝑁 ∧ 𝑏 ∈ 𝑁) → 𝜑)
115	109, 111	ifcld 4523	. . . . . . . 8 ⊢ (𝜑 → if((𝐸‘𝑎) = 𝑏, 1 , 0 ) ∈ 𝐾)
116	114, 115	syl 17	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) ∧ 𝑎 ∈ 𝑁 ∧ 𝑏 ∈ 𝑁) → if((𝐸‘𝑎) = 𝑏, 1 , 0 ) ∈ 𝐾)
117	9, 12, 17, 18, 19, 20, 21, 2, 8, 22, 23, 24, 25, 103, 107, 113, 116	mdetunilem2 22498	. . . . . 6 ⊢ (((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if(𝑎 = 𝑐, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if(𝑎 = 𝑑, if((𝐸‘𝑐) = 𝑏, 1 , 0 ), if((𝐸‘𝑎) = 𝑏, 1 , 0 ))))) = 0 )
118	102, 117	eqtrd 2764	. . . . 5 ⊢ (((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ ((𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁) ∧ ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑))) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = 0 )
119	118	expr 456	. . . 4 ⊢ (((𝜑 ∧ 𝐸:𝑁⟶𝑁) ∧ (𝑐 ∈ 𝑁 ∧ 𝑑 ∈ 𝑁)) → (((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = 0 ))
120	119	rexlimdvva 3186	. . 3 ⊢ ((𝜑 ∧ 𝐸:𝑁⟶𝑁) → (∃𝑐 ∈ 𝑁 ∃𝑑 ∈ 𝑁 ((𝐸‘𝑐) = (𝐸‘𝑑) ∧ 𝑐 ≠ 𝑑) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = 0 ))
121	78, 120	sylbid 240	. 2 ⊢ ((𝜑 ∧ 𝐸:𝑁⟶𝑁) → (¬ 𝐸:𝑁–1-1→𝑁 → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = 0 ))
122	62, 121	pm2.61d 179	1 ⊢ ((𝜑 ∧ 𝐸:𝑁⟶𝑁) → (𝐷‘(𝑎 ∈ 𝑁, 𝑏 ∈ 𝑁 ↦ if((𝐸‘𝑎) = 𝑏, 1 , 0 ))) = 0 )

Syntax hints:  ¬ wn 3   → wi 4   ↔ wb 206   ∧ wa 395   ∧ w3a 1086   = wceq 1540   ∈ wcel 2109   ≠ wne 2925  ∀wral 3044  ∃wrex 3053   ∖ cdif 3900  ifcif 4476  {csn 4577   class class class wbr 5092   × cxp 5617   ↾ cres 5621   ∘ ccom 5623  ⟶wf 6478  –1-1→wf1 6479  –1-1-onto→wf1o 6481  ‘cfv 6482  (class class class)co 7349   ∈ cmpo 7351   ∘_f cof 7611   ≈ cen 8869  Fincfn 8872  Basecbs 17120  +_gcplusg 17161  ._rcmulr 17162  0_gc0g 17343   MndHom cmhm 18655  SymGrpcsymg 19248  pmSgncpsgn 19368  mulGrpcmgp 20025  1_rcur 20066  Ringcrg 20118  ℤRHomczrh 21406   Mat cmat 22292

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 2701  ax-rep 5218  ax-sep 5235  ax-nul 5245  ax-pow 5304  ax-pr 5371  ax-un 7671  ax-cnex 11065  ax-resscn 11066  ax-1cn 11067  ax-icn 11068  ax-addcl 11069  ax-addrcl 11070  ax-mulcl 11071  ax-mulrcl 11072  ax-mulcom 11073  ax-addass 11074  ax-mulass 11075  ax-distr 11076  ax-i2m1 11077  ax-1ne0 11078  ax-1rid 11079  ax-rnegex 11080  ax-rrecex 11081  ax-cnre 11082  ax-pre-lttri 11083  ax-pre-lttrn 11084  ax-pre-ltadd 11085  ax-pre-mulgt0 11086  ax-addf 11088  ax-mulf 11089

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3or 1087  df-3an 1088  df-xor 1512  df-tru 1543  df-fal 1553  df-ex 1780  df-nf 1784  df-sb 2066  df-mo 2533  df-eu 2562  df-clab 2708  df-cleq 2721  df-clel 2803  df-nfc 2878  df-ne 2926  df-nel 3030  df-ral 3045  df-rex 3054  df-rmo 3343  df-reu 3344  df-rab 3395  df-v 3438  df-sbc 3743  df-csb 3852  df-dif 3906  df-un 3908  df-in 3910  df-ss 3920  df-pss 3923  df-nul 4285  df-if 4477  df-pw 4553  df-sn 4578  df-pr 4580  df-tp 4582  df-op 4584  df-ot 4586  df-uni 4859  df-int 4897  df-iun 4943  df-iin 4944  df-br 5093  df-opab 5155  df-mpt 5174  df-tr 5200  df-id 5514  df-eprel 5519  df-po 5527  df-so 5528  df-fr 5572  df-se 5573  df-we 5574  df-xp 5625  df-rel 5626  df-cnv 5627  df-co 5628  df-dm 5629  df-rn 5630  df-res 5631  df-ima 5632  df-pred 6249  df-ord 6310  df-on 6311  df-lim 6312  df-suc 6313  df-iota 6438  df-fun 6484  df-fn 6485  df-f 6486  df-f1 6487  df-fo 6488  df-f1o 6489  df-fv 6490  df-isom 6491  df-riota 7306  df-ov 7352  df-oprab 7353  df-mpo 7354  df-of 7613  df-om 7800  df-1st 7924  df-2nd 7925  df-supp 8094  df-tpos 8159  df-frecs 8214  df-wrecs 8245  df-recs 8294  df-rdg 8332  df-1o 8388  df-2o 8389  df-er 8625  df-map 8755  df-ixp 8825  df-en 8873  df-dom 8874  df-sdom 8875  df-fin 8876  df-fsupp 9252  df-sup 9332  df-oi 9402  df-card 9835  df-pnf 11151  df-mnf 11152  df-xr 11153  df-ltxr 11154  df-le 11155  df-sub 11349  df-neg 11350  df-div 11778  df-nn 12129  df-2 12191  df-3 12192  df-4 12193  df-5 12194  df-6 12195  df-7 12196  df-8 12197  df-9 12198  df-n0 12385  df-xnn0 12458  df-z 12472  df-dec 12592  df-uz 12736  df-rp 12894  df-fz 13411  df-fzo 13558  df-seq 13909  df-exp 13969  df-hash 14238  df-word 14421  df-lsw 14470  df-concat 14478  df-s1 14503  df-substr 14548  df-pfx 14578  df-splice 14656  df-reverse 14665  df-s2 14755  df-struct 17058  df-sets 17075  df-slot 17093  df-ndx 17105  df-base 17121  df-ress 17142  df-plusg 17174  df-mulr 17175  df-starv 17176  df-sca 17177  df-vsca 17178  df-ip 17179  df-tset 17180  df-ple 17181  df-ds 17183  df-unif 17184  df-hom 17185  df-cco 17186  df-0g 17345  df-gsum 17346  df-prds 17351  df-pws 17353  df-mre 17488  df-mrc 17489  df-acs 17491  df-mgm 18514  df-sgrp 18593  df-mnd 18609  df-mhm 18657  df-submnd 18658  df-efmnd 18743  df-grp 18815  df-minusg 18816  df-sbg 18817  df-mulg 18947  df-subg 19002  df-ghm 19092  df-gim 19138  df-cntz 19196  df-oppg 19225  df-symg 19249  df-pmtr 19321  df-psgn 19370  df-evpm 19371  df-cmn 19661  df-abl 19662  df-mgp 20026  df-rng 20038  df-ur 20067  df-ring 20120  df-cring 20121  df-oppr 20222  df-dvdsr 20242  df-unit 20243  df-invr 20273  df-dvr 20286  df-rhm 20357  df-subrng 20431  df-subrg 20455  df-drng 20616  df-lmod 20765  df-lss 20835  df-sra 21077  df-rgmod 21078  df-cnfld 21262  df-zring 21354  df-zrh 21410  df-dsmm 21639  df-frlm 21654  df-mamu 22276  df-mat 22293

This theorem is referenced by:  mdetunilem9  22505