stirlinglem8 - Mathbox for Glauco Siliprandi

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Theorem stirlinglem8 46178

Description: If 𝐴 converges to 𝐶, then 𝐹 converges to C^2 . (Contributed by Glauco Siliprandi, 29-Jun-2017.)

**Hypotheses**
Ref	Expression
stirlinglem8.1	⊢ Ⅎ𝑛𝜑
stirlinglem8.2	⊢ Ⅎ𝑛𝐴
stirlinglem8.3	⊢ Ⅎ𝑛𝐷
stirlinglem8.4	⊢ 𝐷 = (𝑛 ∈ ℕ ↦ (𝐴‘(2 · 𝑛)))
stirlinglem8.5	⊢ (𝜑 → 𝐴:ℕ⟶ℝ⁺)
stirlinglem8.6	⊢ 𝐹 = (𝑛 ∈ ℕ ↦ (((𝐴‘𝑛)↑4) / ((𝐷‘𝑛)↑2)))
stirlinglem8.7	⊢ 𝐿 = (𝑛 ∈ ℕ ↦ ((𝐴‘𝑛)↑4))
stirlinglem8.8	⊢ 𝑀 = (𝑛 ∈ ℕ ↦ ((𝐷‘𝑛)↑2))
stirlinglem8.9	⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐷‘𝑛) ∈ ℝ⁺)
stirlinglem8.10	⊢ (𝜑 → 𝐶 ∈ ℝ⁺)
stirlinglem8.11	⊢ (𝜑 → 𝐴 ⇝ 𝐶)

**Assertion**
Ref	Expression
stirlinglem8	⊢ (𝜑 → 𝐹 ⇝ (𝐶↑2))

Proof of Theorem stirlinglem8 Dummy variable 𝑘 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		stirlinglem8.1	. . 3 ⊢ Ⅎ𝑛𝜑
2		stirlinglem8.7	. . . 4 ⊢ 𝐿 = (𝑛 ∈ ℕ ↦ ((𝐴‘𝑛)↑4))
3		nfmpt1 5188	. . . 4 ⊢ Ⅎ𝑛(𝑛 ∈ ℕ ↦ ((𝐴‘𝑛)↑4))
4	2, 3	nfcxfr 2892	. . 3 ⊢ Ⅎ𝑛𝐿
5		stirlinglem8.8	. . . 4 ⊢ 𝑀 = (𝑛 ∈ ℕ ↦ ((𝐷‘𝑛)↑2))
6		nfmpt1 5188	. . . 4 ⊢ Ⅎ𝑛(𝑛 ∈ ℕ ↦ ((𝐷‘𝑛)↑2))
7	5, 6	nfcxfr 2892	. . 3 ⊢ Ⅎ𝑛𝑀
8		stirlinglem8.6	. . . 4 ⊢ 𝐹 = (𝑛 ∈ ℕ ↦ (((𝐴‘𝑛)↑4) / ((𝐷‘𝑛)↑2)))
9		nfmpt1 5188	. . . 4 ⊢ Ⅎ𝑛(𝑛 ∈ ℕ ↦ (((𝐴‘𝑛)↑4) / ((𝐷‘𝑛)↑2)))
10	8, 9	nfcxfr 2892	. . 3 ⊢ Ⅎ𝑛𝐹
11		nnuz 12775	. . 3 ⊢ ℕ = (ℤ_≥‘1)
12		1zzd 12503	. . 3 ⊢ (𝜑 → 1 ∈ ℤ)
13		stirlinglem8.2	. . . 4 ⊢ Ⅎ𝑛𝐴
14		stirlinglem8.5	. . . . 5 ⊢ (𝜑 → 𝐴:ℕ⟶ℝ⁺)
15		rrpsscn 45687	. . . . 5 ⊢ ℝ⁺ ⊆ ℂ
16		fss 6667	. . . . 5 ⊢ ((𝐴:ℕ⟶ℝ⁺ ∧ ℝ⁺ ⊆ ℂ) → 𝐴:ℕ⟶ℂ)
17	14, 15, 16	sylancl 586	. . . 4 ⊢ (𝜑 → 𝐴:ℕ⟶ℂ)
18		stirlinglem8.11	. . . 4 ⊢ (𝜑 → 𝐴 ⇝ 𝐶)
19		4nn0 12400	. . . . 5 ⊢ 4 ∈ ℕ₀
20	19	a1i 11	. . . 4 ⊢ (𝜑 → 4 ∈ ℕ₀)
21		nnex 12131	. . . . . . 7 ⊢ ℕ ∈ V
22	21	mptex 7157	. . . . . 6 ⊢ (𝑛 ∈ ℕ ↦ ((𝐴‘𝑛)↑4)) ∈ V
23	2, 22	eqeltri 2827	. . . . 5 ⊢ 𝐿 ∈ V
24	23	a1i 11	. . . 4 ⊢ (𝜑 → 𝐿 ∈ V)
25		simpr 484	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝑛 ∈ ℕ)
26	14	ffvelcdmda 7017	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐴‘𝑛) ∈ ℝ⁺)
27	26	rpcnd 12936	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐴‘𝑛) ∈ ℂ)
28	19	a1i 11	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → 4 ∈ ℕ₀)
29	27, 28	expcld 14053	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐴‘𝑛)↑4) ∈ ℂ)
30	2	fvmpt2 6940	. . . . 5 ⊢ ((𝑛 ∈ ℕ ∧ ((𝐴‘𝑛)↑4) ∈ ℂ) → (𝐿‘𝑛) = ((𝐴‘𝑛)↑4))
31	25, 29, 30	syl2anc 584	. . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐿‘𝑛) = ((𝐴‘𝑛)↑4))
32	1, 13, 4, 11, 12, 17, 18, 20, 24, 31	climexp 45704	. . 3 ⊢ (𝜑 → 𝐿 ⇝ (𝐶↑4))
33	21	mptex 7157	. . . . 5 ⊢ (𝑛 ∈ ℕ ↦ (((𝐴‘𝑛)↑4) / ((𝐷‘𝑛)↑2))) ∈ V
34	8, 33	eqeltri 2827	. . . 4 ⊢ 𝐹 ∈ V
35	34	a1i 11	. . 3 ⊢ (𝜑 → 𝐹 ∈ V)
36		stirlinglem8.3	. . . 4 ⊢ Ⅎ𝑛𝐷
37	17	adantr 480	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝐴:ℕ⟶ℂ)
38		2nn 12198	. . . . . . . . 9 ⊢ 2 ∈ ℕ
39	38	a1i 11	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ → 2 ∈ ℕ)
40		id 22	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ → 𝑛 ∈ ℕ)
41	39, 40	nnmulcld 12178	. . . . . . 7 ⊢ (𝑛 ∈ ℕ → (2 · 𝑛) ∈ ℕ)
42	41	adantl 481	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (2 · 𝑛) ∈ ℕ)
43	37, 42	ffvelcdmd 7018	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐴‘(2 · 𝑛)) ∈ ℂ)
44		stirlinglem8.4	. . . . 5 ⊢ 𝐷 = (𝑛 ∈ ℕ ↦ (𝐴‘(2 · 𝑛)))
45	1, 43, 44	fmptdf 7050	. . . 4 ⊢ (𝜑 → 𝐷:ℕ⟶ℂ)
46		nfmpt1 5188	. . . . 5 ⊢ Ⅎ𝑛(𝑛 ∈ ℕ ↦ (2 · 𝑛))
47		fex 7160	. . . . . 6 ⊢ ((𝐴:ℕ⟶ℂ ∧ ℕ ∈ V) → 𝐴 ∈ V)
48	17, 21, 47	sylancl 586	. . . . 5 ⊢ (𝜑 → 𝐴 ∈ V)
49		1nn 12136	. . . . . . 7 ⊢ 1 ∈ ℕ
50		2cnd 12203	. . . . . . . 8 ⊢ (𝜑 → 2 ∈ ℂ)
51		1cnd 11107	. . . . . . . 8 ⊢ (𝜑 → 1 ∈ ℂ)
52	50, 51	mulcld 11132	. . . . . . 7 ⊢ (𝜑 → (2 · 1) ∈ ℂ)
53		oveq2 7354	. . . . . . . 8 ⊢ (𝑛 = 1 → (2 · 𝑛) = (2 · 1))
54		eqid 2731	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ ↦ (2 · 𝑛)) = (𝑛 ∈ ℕ ↦ (2 · 𝑛))
55	53, 54	fvmptg 6927	. . . . . . 7 ⊢ ((1 ∈ ℕ ∧ (2 · 1) ∈ ℂ) → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘1) = (2 · 1))
56	49, 52, 55	sylancr 587	. . . . . 6 ⊢ (𝜑 → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘1) = (2 · 1))
57	38	a1i 11	. . . . . . 7 ⊢ (𝜑 → 2 ∈ ℕ)
58	49	a1i 11	. . . . . . 7 ⊢ (𝜑 → 1 ∈ ℕ)
59	57, 58	nnmulcld 12178	. . . . . 6 ⊢ (𝜑 → (2 · 1) ∈ ℕ)
60	56, 59	eqeltrd 2831	. . . . 5 ⊢ (𝜑 → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘1) ∈ ℕ)
61		1red 11113	. . . . . . . . 9 ⊢ (𝑛 ∈ ℕ → 1 ∈ ℝ)
62	39	nnred 12140	. . . . . . . . 9 ⊢ (𝑛 ∈ ℕ → 2 ∈ ℝ)
63	41	nnred 12140	. . . . . . . . 9 ⊢ (𝑛 ∈ ℕ → (2 · 𝑛) ∈ ℝ)
64	39	nnge1d 12173	. . . . . . . . 9 ⊢ (𝑛 ∈ ℕ → 1 ≤ 2)
65	61, 62, 63, 64	leadd2dd 11732	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ → ((2 · 𝑛) + 1) ≤ ((2 · 𝑛) + 2))
66	54	fvmpt2 6940	. . . . . . . . . 10 ⊢ ((𝑛 ∈ ℕ ∧ (2 · 𝑛) ∈ ℕ) → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) = (2 · 𝑛))
67	41, 66	mpdan 687	. . . . . . . . 9 ⊢ (𝑛 ∈ ℕ → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) = (2 · 𝑛))
68	67	oveq1d 7361	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ → (((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) + 1) = ((2 · 𝑛) + 1))
69		oveq2 7354	. . . . . . . . . . . 12 ⊢ (𝑛 = 𝑘 → (2 · 𝑛) = (2 · 𝑘))
70	69	cbvmptv 5193	. . . . . . . . . . 11 ⊢ (𝑛 ∈ ℕ ↦ (2 · 𝑛)) = (𝑘 ∈ ℕ ↦ (2 · 𝑘))
71	70	a1i 11	. . . . . . . . . 10 ⊢ (𝑛 ∈ ℕ → (𝑛 ∈ ℕ ↦ (2 · 𝑛)) = (𝑘 ∈ ℕ ↦ (2 · 𝑘)))
72		simpr 484	. . . . . . . . . . 11 ⊢ ((𝑛 ∈ ℕ ∧ 𝑘 = (𝑛 + 1)) → 𝑘 = (𝑛 + 1))
73	72	oveq2d 7362	. . . . . . . . . 10 ⊢ ((𝑛 ∈ ℕ ∧ 𝑘 = (𝑛 + 1)) → (2 · 𝑘) = (2 · (𝑛 + 1)))
74		peano2nn 12137	. . . . . . . . . 10 ⊢ (𝑛 ∈ ℕ → (𝑛 + 1) ∈ ℕ)
75	39, 74	nnmulcld 12178	. . . . . . . . . 10 ⊢ (𝑛 ∈ ℕ → (2 · (𝑛 + 1)) ∈ ℕ)
76	71, 73, 74, 75	fvmptd 6936	. . . . . . . . 9 ⊢ (𝑛 ∈ ℕ → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘(𝑛 + 1)) = (2 · (𝑛 + 1)))
77		2cnd 12203	. . . . . . . . . 10 ⊢ (𝑛 ∈ ℕ → 2 ∈ ℂ)
78		nncn 12133	. . . . . . . . . 10 ⊢ (𝑛 ∈ ℕ → 𝑛 ∈ ℂ)
79		1cnd 11107	. . . . . . . . . 10 ⊢ (𝑛 ∈ ℕ → 1 ∈ ℂ)
80	77, 78, 79	adddid 11136	. . . . . . . . 9 ⊢ (𝑛 ∈ ℕ → (2 · (𝑛 + 1)) = ((2 · 𝑛) + (2 · 1)))
81	77	mulridd 11129	. . . . . . . . . 10 ⊢ (𝑛 ∈ ℕ → (2 · 1) = 2)
82	81	oveq2d 7362	. . . . . . . . 9 ⊢ (𝑛 ∈ ℕ → ((2 · 𝑛) + (2 · 1)) = ((2 · 𝑛) + 2))
83	76, 80, 82	3eqtrd 2770	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘(𝑛 + 1)) = ((2 · 𝑛) + 2))
84	65, 68, 83	3brtr4d 5121	. . . . . . 7 ⊢ (𝑛 ∈ ℕ → (((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) + 1) ≤ ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘(𝑛 + 1)))
85	41	nnzd 12495	. . . . . . . . . 10 ⊢ (𝑛 ∈ ℕ → (2 · 𝑛) ∈ ℤ)
86	67, 85	eqeltrd 2831	. . . . . . . . 9 ⊢ (𝑛 ∈ ℕ → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) ∈ ℤ)
87	86	peano2zd 12580	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ → (((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) + 1) ∈ ℤ)
88	75	nnzd 12495	. . . . . . . . 9 ⊢ (𝑛 ∈ ℕ → (2 · (𝑛 + 1)) ∈ ℤ)
89	76, 88	eqeltrd 2831	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘(𝑛 + 1)) ∈ ℤ)
90		eluz 12746	. . . . . . . 8 ⊢ (((((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) + 1) ∈ ℤ ∧ ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘(𝑛 + 1)) ∈ ℤ) → (((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘(𝑛 + 1)) ∈ (ℤ_≥‘(((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) + 1)) ↔ (((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) + 1) ≤ ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘(𝑛 + 1))))
91	87, 89, 90	syl2anc 584	. . . . . . 7 ⊢ (𝑛 ∈ ℕ → (((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘(𝑛 + 1)) ∈ (ℤ_≥‘(((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) + 1)) ↔ (((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) + 1) ≤ ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘(𝑛 + 1))))
92	84, 91	mpbird 257	. . . . . 6 ⊢ (𝑛 ∈ ℕ → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘(𝑛 + 1)) ∈ (ℤ_≥‘(((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) + 1)))
93	92	adantl 481	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘(𝑛 + 1)) ∈ (ℤ_≥‘(((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) + 1)))
94	21	mptex 7157	. . . . . . 7 ⊢ (𝑛 ∈ ℕ ↦ (𝐴‘(2 · 𝑛))) ∈ V
95	44, 94	eqeltri 2827	. . . . . 6 ⊢ 𝐷 ∈ V
96	95	a1i 11	. . . . 5 ⊢ (𝜑 → 𝐷 ∈ V)
97	44	fvmpt2 6940	. . . . . . 7 ⊢ ((𝑛 ∈ ℕ ∧ (𝐴‘(2 · 𝑛)) ∈ ℂ) → (𝐷‘𝑛) = (𝐴‘(2 · 𝑛)))
98	25, 43, 97	syl2anc 584	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐷‘𝑛) = (𝐴‘(2 · 𝑛)))
99	67	adantl 481	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛) = (2 · 𝑛))
100	99	eqcomd 2737	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (2 · 𝑛) = ((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛))
101	100	fveq2d 6826	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐴‘(2 · 𝑛)) = (𝐴‘((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛)))
102	98, 101	eqtrd 2766	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐷‘𝑛) = (𝐴‘((𝑛 ∈ ℕ ↦ (2 · 𝑛))‘𝑛)))
103	1, 13, 36, 46, 11, 12, 48, 27, 18, 60, 93, 96, 102	climsuse 45707	. . . 4 ⊢ (𝜑 → 𝐷 ⇝ 𝐶)
104		2nn0 12398	. . . . 5 ⊢ 2 ∈ ℕ₀
105	104	a1i 11	. . . 4 ⊢ (𝜑 → 2 ∈ ℕ₀)
106	21	mptex 7157	. . . . . 6 ⊢ (𝑛 ∈ ℕ ↦ ((𝐷‘𝑛)↑2)) ∈ V
107	5, 106	eqeltri 2827	. . . . 5 ⊢ 𝑀 ∈ V
108	107	a1i 11	. . . 4 ⊢ (𝜑 → 𝑀 ∈ V)
109		stirlinglem8.9	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐷‘𝑛) ∈ ℝ⁺)
110	109	rpcnd 12936	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐷‘𝑛) ∈ ℂ)
111	110	sqcld 14051	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐷‘𝑛)↑2) ∈ ℂ)
112	5	fvmpt2 6940	. . . . 5 ⊢ ((𝑛 ∈ ℕ ∧ ((𝐷‘𝑛)↑2) ∈ ℂ) → (𝑀‘𝑛) = ((𝐷‘𝑛)↑2))
113	25, 111, 112	syl2anc 584	. . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑀‘𝑛) = ((𝐷‘𝑛)↑2))
114	1, 36, 7, 11, 12, 45, 103, 105, 108, 113	climexp 45704	. . 3 ⊢ (𝜑 → 𝑀 ⇝ (𝐶↑2))
115		stirlinglem8.10	. . . . 5 ⊢ (𝜑 → 𝐶 ∈ ℝ⁺)
116	115	rpcnd 12936	. . . 4 ⊢ (𝜑 → 𝐶 ∈ ℂ)
117	115	rpne0d 12939	. . . 4 ⊢ (𝜑 → 𝐶 ≠ 0)
118		2z 12504	. . . . 5 ⊢ 2 ∈ ℤ
119	118	a1i 11	. . . 4 ⊢ (𝜑 → 2 ∈ ℤ)
120	116, 117, 119	expne0d 14059	. . 3 ⊢ (𝜑 → (𝐶↑2) ≠ 0)
121	1, 29, 2	fmptdf 7050	. . . 4 ⊢ (𝜑 → 𝐿:ℕ⟶ℂ)
122	121	ffvelcdmda 7017	. . 3 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐿‘𝑛) ∈ ℂ)
123	113, 111	eqeltrd 2831	. . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑀‘𝑛) ∈ ℂ)
124	98	oveq1d 7361	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐷‘𝑛)↑2) = ((𝐴‘(2 · 𝑛))↑2))
125	113, 124	eqtrd 2766	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑀‘𝑛) = ((𝐴‘(2 · 𝑛))↑2))
126	98, 109	eqeltrrd 2832	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐴‘(2 · 𝑛)) ∈ ℝ⁺)
127	118	a1i 11	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → 2 ∈ ℤ)
128	126, 127	rpexpcld 14154	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐴‘(2 · 𝑛))↑2) ∈ ℝ⁺)
129	125, 128	eqeltrd 2831	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑀‘𝑛) ∈ ℝ⁺)
130	129	rpne0d 12939	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑀‘𝑛) ≠ 0)
131	130	neneqd 2933	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ¬ (𝑀‘𝑛) = 0)
132		0cn 11104	. . . . . 6 ⊢ 0 ∈ ℂ
133		elsn2g 4614	. . . . . 6 ⊢ (0 ∈ ℂ → ((𝑀‘𝑛) ∈ {0} ↔ (𝑀‘𝑛) = 0))
134	132, 133	ax-mp 5	. . . . 5 ⊢ ((𝑀‘𝑛) ∈ {0} ↔ (𝑀‘𝑛) = 0)
135	131, 134	sylnibr 329	. . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ¬ (𝑀‘𝑛) ∈ {0})
136	123, 135	eldifd 3908	. . 3 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑀‘𝑛) ∈ (ℂ ∖ {0}))
137	28	nn0zd 12494	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → 4 ∈ ℤ)
138	26, 137	rpexpcld 14154	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐴‘𝑛)↑4) ∈ ℝ⁺)
139	109, 127	rpexpcld 14154	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐷‘𝑛)↑2) ∈ ℝ⁺)
140	138, 139	rpdivcld 12951	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (((𝐴‘𝑛)↑4) / ((𝐷‘𝑛)↑2)) ∈ ℝ⁺)
141	8	fvmpt2 6940	. . . . 5 ⊢ ((𝑛 ∈ ℕ ∧ (((𝐴‘𝑛)↑4) / ((𝐷‘𝑛)↑2)) ∈ ℝ⁺) → (𝐹‘𝑛) = (((𝐴‘𝑛)↑4) / ((𝐷‘𝑛)↑2)))
142	25, 140, 141	syl2anc 584	. . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐹‘𝑛) = (((𝐴‘𝑛)↑4) / ((𝐷‘𝑛)↑2)))
143	2	fvmpt2 6940	. . . . . 6 ⊢ ((𝑛 ∈ ℕ ∧ ((𝐴‘𝑛)↑4) ∈ ℝ⁺) → (𝐿‘𝑛) = ((𝐴‘𝑛)↑4))
144	25, 138, 143	syl2anc 584	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐿‘𝑛) = ((𝐴‘𝑛)↑4))
145	144, 113	oveq12d 7364	. . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐿‘𝑛) / (𝑀‘𝑛)) = (((𝐴‘𝑛)↑4) / ((𝐷‘𝑛)↑2)))
146	142, 145	eqtr4d 2769	. . 3 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐹‘𝑛) = ((𝐿‘𝑛) / (𝑀‘𝑛)))
147	1, 4, 7, 10, 11, 12, 32, 35, 114, 120, 122, 136, 146	climdivf 45711	. 2 ⊢ (𝜑 → 𝐹 ⇝ ((𝐶↑4) / (𝐶↑2)))
148		2cn 12200	. . . . . 6 ⊢ 2 ∈ ℂ
149		2p2e4 12255	. . . . . 6 ⊢ (2 + 2) = 4
150	148, 148, 149	mvlladdi 11379	. . . . 5 ⊢ 2 = (4 − 2)
151	150	a1i 11	. . . 4 ⊢ (𝜑 → 2 = (4 − 2))
152	151	oveq2d 7362	. . 3 ⊢ (𝜑 → (𝐶↑2) = (𝐶↑(4 − 2)))
153	20	nn0zd 12494	. . . 4 ⊢ (𝜑 → 4 ∈ ℤ)
154	116, 117, 119, 153	expsubd 14064	. . 3 ⊢ (𝜑 → (𝐶↑(4 − 2)) = ((𝐶↑4) / (𝐶↑2)))
155	152, 154	eqtrd 2766	. 2 ⊢ (𝜑 → (𝐶↑2) = ((𝐶↑4) / (𝐶↑2)))
156	147, 155	breqtrrd 5117	1 ⊢ (𝜑 → 𝐹 ⇝ (𝐶↑2))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1541 Ⅎwnf 1784 ∈ wcel 2111 Ⅎwnfc 2879 Vcvv 3436 ⊆ wss 3897 {csn 4573 class class class wbr 5089 ↦ cmpt 5170 ⟶wf 6477 ‘cfv 6481 (class class class)co 7346 ℂcc 11004 0cc0 11006 1c1 11007 + caddc 11009 · cmul 11011 ≤ cle 11147 − cmin 11344 / cdiv 11774 ℕcn 12125 2c2 12180 4c4 12182 ℕ₀cn0 12381 ℤcz 12468 ℤ_≥cuz 12732 ℝ⁺crp 12890 ↑cexp 13968 ⇝ cli 15391

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-rep 5215 ax-sep 5232 ax-nul 5242 ax-pow 5301 ax-pr 5368 ax-un 7668 ax-cnex 11062 ax-resscn 11063 ax-1cn 11064 ax-icn 11065 ax-addcl 11066 ax-addrcl 11067 ax-mulcl 11068 ax-mulrcl 11069 ax-mulcom 11070 ax-addass 11071 ax-mulass 11072 ax-distr 11073 ax-i2m1 11074 ax-1ne0 11075 ax-1rid 11076 ax-rnegex 11077 ax-rrecex 11078 ax-cnre 11079 ax-pre-lttri 11080 ax-pre-lttrn 11081 ax-pre-ltadd 11082 ax-pre-mulgt0 11083 ax-pre-sup 11084

This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-nel 3033 df-ral 3048 df-rex 3057 df-rmo 3346 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-pss 3917 df-nul 4281 df-if 4473 df-pw 4549 df-sn 4574 df-pr 4576 df-tp 4578 df-op 4580 df-uni 4857 df-int 4896 df-iun 4941 df-iin 4942 df-br 5090 df-opab 5152 df-mpt 5171 df-tr 5197 df-id 5509 df-eprel 5514 df-po 5522 df-so 5523 df-fr 5567 df-se 5568 df-we 5569 df-xp 5620 df-rel 5621 df-cnv 5622 df-co 5623 df-dm 5624 df-rn 5625 df-res 5626 df-ima 5627 df-pred 6248 df-ord 6309 df-on 6310 df-lim 6311 df-suc 6312 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-f1 6486 df-fo 6487 df-f1o 6488 df-fv 6489 df-isom 6490 df-riota 7303 df-ov 7349 df-oprab 7350 df-mpo 7351 df-of 7610 df-om 7797 df-1st 7921 df-2nd 7922 df-supp 8091 df-frecs 8211 df-wrecs 8242 df-recs 8291 df-rdg 8329 df-1o 8385 df-2o 8386 df-er 8622 df-map 8752 df-ixp 8822 df-en 8870 df-dom 8871 df-sdom 8872 df-fin 8873 df-fsupp 9246 df-fi 9295 df-sup 9326 df-inf 9327 df-oi 9396 df-card 9832 df-pnf 11148 df-mnf 11149 df-xr 11150 df-ltxr 11151 df-le 11152 df-sub 11346 df-neg 11347 df-div 11775 df-nn 12126 df-2 12188 df-3 12189 df-4 12190 df-5 12191 df-6 12192 df-7 12193 df-8 12194 df-9 12195 df-n0 12382 df-z 12469 df-dec 12589 df-uz 12733 df-q 12847 df-rp 12891 df-xneg 13011 df-xadd 13012 df-xmul 13013 df-icc 13252 df-fz 13408 df-fzo 13555 df-seq 13909 df-exp 13969 df-hash 14238 df-cj 15006 df-re 15007 df-im 15008 df-sqrt 15142 df-abs 15143 df-clim 15395 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-rest 17326 df-topn 17327 df-0g 17345 df-gsum 17346 df-topgen 17347 df-pt 17348 df-prds 17351 df-xrs 17406 df-qtop 17411 df-imas 17412 df-xps 17414 df-mre 17488 df-mrc 17489 df-acs 17491 df-mgm 18548 df-sgrp 18627 df-mnd 18643 df-submnd 18692 df-mulg 18981 df-cntz 19229 df-cmn 19694 df-psmet 21283 df-xmet 21284 df-met 21285 df-bl 21286 df-mopn 21287 df-cnfld 21292 df-top 22809 df-topon 22826 df-topsp 22848 df-bases 22861 df-cn 23142 df-cnp 23143 df-tx 23477 df-hmeo 23670 df-xms 24235 df-ms 24236 df-tms 24237 df-cncf 24798

This theorem is referenced by: stirlinglem15 46185

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