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Theorem mbfi1fseqlem6 24315

Description: Lemma for mbfi1fseq 24316. Verify that 𝐺 converges pointwise to 𝐹, and wrap up the existential quantifier. (Contributed by Mario Carneiro, 16-Aug-2014.) (Revised by Mario Carneiro, 23-Aug-2014.)

**Hypotheses**
Ref	Expression
mbfi1fseq.1	⊢ (𝜑 → 𝐹 ∈ MblFn)
mbfi1fseq.2	⊢ (𝜑 → 𝐹:ℝ⟶(0[,)+∞))
mbfi1fseq.3	⊢ 𝐽 = (𝑚 ∈ ℕ, 𝑦 ∈ ℝ ↦ ((⌊‘((𝐹‘𝑦) · (2↑𝑚))) / (2↑𝑚)))
mbfi1fseq.4	⊢ 𝐺 = (𝑚 ∈ ℕ ↦ (𝑥 ∈ ℝ ↦ if(𝑥 ∈ (-𝑚[,]𝑚), if((𝑚𝐽𝑥) ≤ 𝑚, (𝑚𝐽𝑥), 𝑚), 0)))

**Assertion**
Ref	Expression
mbfi1fseqlem6	⊢ (𝜑 → ∃𝑔(𝑔:ℕ⟶dom ∫₁ ∧ ∀𝑛 ∈ ℕ (0_𝑝 ∘_r ≤ (𝑔‘𝑛) ∧ (𝑔‘𝑛) ∘_r ≤ (𝑔‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))

Distinct variable groups: 𝑔,𝑚,𝑛,𝑥,𝑦,𝐹 𝑔,𝐺,𝑛,𝑥 𝑚,𝐽 𝜑,𝑚,𝑛,𝑥,𝑦 Allowed substitution hints: 𝜑(𝑔) 𝐺(𝑦,𝑚) 𝐽(𝑥,𝑦,𝑔,𝑛)

Proof of Theorem mbfi1fseqlem6 Dummy variables 𝑗 𝑘 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		mbfi1fseq.1	. . 3 ⊢ (𝜑 → 𝐹 ∈ MblFn)
2		mbfi1fseq.2	. . 3 ⊢ (𝜑 → 𝐹:ℝ⟶(0[,)+∞))
3		mbfi1fseq.3	. . 3 ⊢ 𝐽 = (𝑚 ∈ ℕ, 𝑦 ∈ ℝ ↦ ((⌊‘((𝐹‘𝑦) · (2↑𝑚))) / (2↑𝑚)))
4		mbfi1fseq.4	. . 3 ⊢ 𝐺 = (𝑚 ∈ ℕ ↦ (𝑥 ∈ ℝ ↦ if(𝑥 ∈ (-𝑚[,]𝑚), if((𝑚𝐽𝑥) ≤ 𝑚, (𝑚𝐽𝑥), 𝑚), 0)))
5	1, 2, 3, 4	mbfi1fseqlem4 24313	. 2 ⊢ (𝜑 → 𝐺:ℕ⟶dom ∫₁)
6	1, 2, 3, 4	mbfi1fseqlem5 24314	. . 3 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (0_𝑝 ∘_r ≤ (𝐺‘𝑛) ∧ (𝐺‘𝑛) ∘_r ≤ (𝐺‘(𝑛 + 1))))
7	6	ralrimiva 3182	. 2 ⊢ (𝜑 → ∀𝑛 ∈ ℕ (0_𝑝 ∘_r ≤ (𝐺‘𝑛) ∧ (𝐺‘𝑛) ∘_r ≤ (𝐺‘(𝑛 + 1))))
8		simpr 487	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → 𝑥 ∈ ℝ)
9	8	recnd 10663	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → 𝑥 ∈ ℂ)
10	9	abscld 14790	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (abs‘𝑥) ∈ ℝ)
11	2	ffvelrnda 6846	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (𝐹‘𝑥) ∈ (0[,)+∞))
12		elrege0 12836	. . . . . . . 8 ⊢ ((𝐹‘𝑥) ∈ (0[,)+∞) ↔ ((𝐹‘𝑥) ∈ ℝ ∧ 0 ≤ (𝐹‘𝑥)))
13	11, 12	sylib 220	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → ((𝐹‘𝑥) ∈ ℝ ∧ 0 ≤ (𝐹‘𝑥)))
14	13	simpld 497	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (𝐹‘𝑥) ∈ ℝ)
15	10, 14	readdcld 10664	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → ((abs‘𝑥) + (𝐹‘𝑥)) ∈ ℝ)
16		arch 11888	. . . . 5 ⊢ (((abs‘𝑥) + (𝐹‘𝑥)) ∈ ℝ → ∃𝑘 ∈ ℕ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)
17	15, 16	syl 17	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → ∃𝑘 ∈ ℕ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)
18		eqid 2821	. . . . 5 ⊢ (ℤ_≥‘𝑘) = (ℤ_≥‘𝑘)
19		nnz 11998	. . . . . 6 ⊢ (𝑘 ∈ ℕ → 𝑘 ∈ ℤ)
20	19	ad2antrl 726	. . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) → 𝑘 ∈ ℤ)
21		nnuz 12275	. . . . . . . 8 ⊢ ℕ = (ℤ_≥‘1)
22		1zzd 12007	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → 1 ∈ ℤ)
23		halfcn 11846	. . . . . . . . . 10 ⊢ (1 / 2) ∈ ℂ
24	23	a1i 11	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (1 / 2) ∈ ℂ)
25		halfre 11845	. . . . . . . . . . . 12 ⊢ (1 / 2) ∈ ℝ
26		halfge0 11848	. . . . . . . . . . . 12 ⊢ 0 ≤ (1 / 2)
27		absid 14650	. . . . . . . . . . . 12 ⊢ (((1 / 2) ∈ ℝ ∧ 0 ≤ (1 / 2)) → (abs‘(1 / 2)) = (1 / 2))
28	25, 26, 27	mp2an 690	. . . . . . . . . . 11 ⊢ (abs‘(1 / 2)) = (1 / 2)
29		halflt1 11849	. . . . . . . . . . 11 ⊢ (1 / 2) < 1
30	28, 29	eqbrtri 5080	. . . . . . . . . 10 ⊢ (abs‘(1 / 2)) < 1
31	30	a1i 11	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (abs‘(1 / 2)) < 1)
32	24, 31	expcnv 15213	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (𝑛 ∈ ℕ₀ ↦ ((1 / 2)↑𝑛)) ⇝ 0)
33	14	recnd 10663	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (𝐹‘𝑥) ∈ ℂ)
34		nnex 11638	. . . . . . . . . 10 ⊢ ℕ ∈ V
35	34	mptex 6980	. . . . . . . . 9 ⊢ (𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛))) ∈ V
36	35	a1i 11	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛))) ∈ V)
37		nnnn0 11898	. . . . . . . . . . 11 ⊢ (𝑗 ∈ ℕ → 𝑗 ∈ ℕ₀)
38	37	adantl 484	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ ℕ) → 𝑗 ∈ ℕ₀)
39		oveq2 7158	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑗 → ((1 / 2)↑𝑛) = ((1 / 2)↑𝑗))
40		eqid 2821	. . . . . . . . . . 11 ⊢ (𝑛 ∈ ℕ₀ ↦ ((1 / 2)↑𝑛)) = (𝑛 ∈ ℕ₀ ↦ ((1 / 2)↑𝑛))
41		ovex 7183	. . . . . . . . . . 11 ⊢ ((1 / 2)↑𝑗) ∈ V
42	39, 40, 41	fvmpt 6763	. . . . . . . . . 10 ⊢ (𝑗 ∈ ℕ₀ → ((𝑛 ∈ ℕ₀ ↦ ((1 / 2)↑𝑛))‘𝑗) = ((1 / 2)↑𝑗))
43	38, 42	syl 17	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ ℕ) → ((𝑛 ∈ ℕ₀ ↦ ((1 / 2)↑𝑛))‘𝑗) = ((1 / 2)↑𝑗))
44		expcl 13441	. . . . . . . . . 10 ⊢ (((1 / 2) ∈ ℂ ∧ 𝑗 ∈ ℕ₀) → ((1 / 2)↑𝑗) ∈ ℂ)
45	23, 38, 44	sylancr 589	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ ℕ) → ((1 / 2)↑𝑗) ∈ ℂ)
46	43, 45	eqeltrd 2913	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ ℕ) → ((𝑛 ∈ ℕ₀ ↦ ((1 / 2)↑𝑛))‘𝑗) ∈ ℂ)
47	39	oveq2d 7166	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑗 → ((𝐹‘𝑥) − ((1 / 2)↑𝑛)) = ((𝐹‘𝑥) − ((1 / 2)↑𝑗)))
48		eqid 2821	. . . . . . . . . . 11 ⊢ (𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛))) = (𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛)))
49		ovex 7183	. . . . . . . . . . 11 ⊢ ((𝐹‘𝑥) − ((1 / 2)↑𝑗)) ∈ V
50	47, 48, 49	fvmpt 6763	. . . . . . . . . 10 ⊢ (𝑗 ∈ ℕ → ((𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛)))‘𝑗) = ((𝐹‘𝑥) − ((1 / 2)↑𝑗)))
51	50	adantl 484	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛)))‘𝑗) = ((𝐹‘𝑥) − ((1 / 2)↑𝑗)))
52	43	oveq2d 7166	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ ℕ) → ((𝐹‘𝑥) − ((𝑛 ∈ ℕ₀ ↦ ((1 / 2)↑𝑛))‘𝑗)) = ((𝐹‘𝑥) − ((1 / 2)↑𝑗)))
53	51, 52	eqtr4d 2859	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ 𝑗 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛)))‘𝑗) = ((𝐹‘𝑥) − ((𝑛 ∈ ℕ₀ ↦ ((1 / 2)↑𝑛))‘𝑗)))
54	21, 22, 32, 33, 36, 46, 53	climsubc2 14989	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛))) ⇝ ((𝐹‘𝑥) − 0))
55	33	subid1d 10980	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → ((𝐹‘𝑥) − 0) = (𝐹‘𝑥))
56	54, 55	breqtrd 5085	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛))) ⇝ (𝐹‘𝑥))
57	56	adantr 483	. . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) → (𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛))) ⇝ (𝐹‘𝑥))
58	34	mptex 6980	. . . . . 6 ⊢ (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥)) ∈ V
59	58	a1i 11	. . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) → (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥)) ∈ V)
60		simprl 769	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) → 𝑘 ∈ ℕ)
61		eluznn 12312	. . . . . . . 8 ⊢ ((𝑘 ∈ ℕ ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑗 ∈ ℕ)
62	60, 61	sylan 582	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑗 ∈ ℕ)
63	62, 50	syl 17	. . . . . 6 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛)))‘𝑗) = ((𝐹‘𝑥) − ((1 / 2)↑𝑗)))
64	14	ad2antrr 724	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝐹‘𝑥) ∈ ℝ)
65	62, 37	syl 17	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑗 ∈ ℕ₀)
66		reexpcl 13440	. . . . . . . 8 ⊢ (((1 / 2) ∈ ℝ ∧ 𝑗 ∈ ℕ₀) → ((1 / 2)↑𝑗) ∈ ℝ)
67	25, 65, 66	sylancr 589	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((1 / 2)↑𝑗) ∈ ℝ)
68	64, 67	resubcld 11062	. . . . . 6 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝐹‘𝑥) − ((1 / 2)↑𝑗)) ∈ ℝ)
69	63, 68	eqeltrd 2913	. . . . 5 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛)))‘𝑗) ∈ ℝ)
70		fveq2 6665	. . . . . . . . 9 ⊢ (𝑛 = 𝑗 → (𝐺‘𝑛) = (𝐺‘𝑗))
71	70	fveq1d 6667	. . . . . . . 8 ⊢ (𝑛 = 𝑗 → ((𝐺‘𝑛)‘𝑥) = ((𝐺‘𝑗)‘𝑥))
72		eqid 2821	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥))
73		fvex 6678	. . . . . . . 8 ⊢ ((𝐺‘𝑗)‘𝑥) ∈ V
74	71, 72, 73	fvmpt 6763	. . . . . . 7 ⊢ (𝑗 ∈ ℕ → ((𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥))‘𝑗) = ((𝐺‘𝑗)‘𝑥))
75	62, 74	syl 17	. . . . . 6 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥))‘𝑗) = ((𝐺‘𝑗)‘𝑥))
76	5	ad3antrrr 728	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝐺:ℕ⟶dom ∫₁)
77	76, 62	ffvelrnd 6847	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝐺‘𝑗) ∈ dom ∫₁)
78		i1ff 24271	. . . . . . . 8 ⊢ ((𝐺‘𝑗) ∈ dom ∫₁ → (𝐺‘𝑗):ℝ⟶ℝ)
79	77, 78	syl 17	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝐺‘𝑗):ℝ⟶ℝ)
80	8	ad2antrr 724	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑥 ∈ ℝ)
81	79, 80	ffvelrnd 6847	. . . . . 6 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝐺‘𝑗)‘𝑥) ∈ ℝ)
82	75, 81	eqeltrd 2913	. . . . 5 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥))‘𝑗) ∈ ℝ)
83	33	ad2antrr 724	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝐹‘𝑥) ∈ ℂ)
84		2nn 11704	. . . . . . . . . . . . . 14 ⊢ 2 ∈ ℕ
85		nnexpcl 13436	. . . . . . . . . . . . . 14 ⊢ ((2 ∈ ℕ ∧ 𝑗 ∈ ℕ₀) → (2↑𝑗) ∈ ℕ)
86	84, 65, 85	sylancr 589	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (2↑𝑗) ∈ ℕ)
87	86	nnred 11647	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (2↑𝑗) ∈ ℝ)
88	87	recnd 10663	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (2↑𝑗) ∈ ℂ)
89	86	nnne0d 11681	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (2↑𝑗) ≠ 0)
90	83, 88, 89	divcan4d 11416	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (((𝐹‘𝑥) · (2↑𝑗)) / (2↑𝑗)) = (𝐹‘𝑥))
91	90	eqcomd 2827	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝐹‘𝑥) = (((𝐹‘𝑥) · (2↑𝑗)) / (2↑𝑗)))
92		2cnd 11709	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 2 ∈ ℂ)
93		2ne0 11735	. . . . . . . . . . 11 ⊢ 2 ≠ 0
94	93	a1i 11	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 2 ≠ 0)
95		eluzelz 12247	. . . . . . . . . . 11 ⊢ (𝑗 ∈ (ℤ_≥‘𝑘) → 𝑗 ∈ ℤ)
96	95	adantl 484	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑗 ∈ ℤ)
97	92, 94, 96	exprecd 13512	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((1 / 2)↑𝑗) = (1 / (2↑𝑗)))
98	91, 97	oveq12d 7168	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝐹‘𝑥) − ((1 / 2)↑𝑗)) = ((((𝐹‘𝑥) · (2↑𝑗)) / (2↑𝑗)) − (1 / (2↑𝑗))))
99	64, 87	remulcld 10665	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝐹‘𝑥) · (2↑𝑗)) ∈ ℝ)
100	99	recnd 10663	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝐹‘𝑥) · (2↑𝑗)) ∈ ℂ)
101		1cnd 10630	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 1 ∈ ℂ)
102	100, 101, 88, 89	divsubdird 11449	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((((𝐹‘𝑥) · (2↑𝑗)) − 1) / (2↑𝑗)) = ((((𝐹‘𝑥) · (2↑𝑗)) / (2↑𝑗)) − (1 / (2↑𝑗))))
103	98, 102	eqtr4d 2859	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝐹‘𝑥) − ((1 / 2)↑𝑗)) = ((((𝐹‘𝑥) · (2↑𝑗)) − 1) / (2↑𝑗)))
104		fllep1 13165	. . . . . . . . . 10 ⊢ (((𝐹‘𝑥) · (2↑𝑗)) ∈ ℝ → ((𝐹‘𝑥) · (2↑𝑗)) ≤ ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) + 1))
105	99, 104	syl 17	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝐹‘𝑥) · (2↑𝑗)) ≤ ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) + 1))
106		1red 10636	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 1 ∈ ℝ)
107		reflcl 13160	. . . . . . . . . . 11 ⊢ (((𝐹‘𝑥) · (2↑𝑗)) ∈ ℝ → (⌊‘((𝐹‘𝑥) · (2↑𝑗))) ∈ ℝ)
108	99, 107	syl 17	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (⌊‘((𝐹‘𝑥) · (2↑𝑗))) ∈ ℝ)
109	99, 106, 108	lesubaddd 11231	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((((𝐹‘𝑥) · (2↑𝑗)) − 1) ≤ (⌊‘((𝐹‘𝑥) · (2↑𝑗))) ↔ ((𝐹‘𝑥) · (2↑𝑗)) ≤ ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) + 1)))
110	105, 109	mpbird 259	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (((𝐹‘𝑥) · (2↑𝑗)) − 1) ≤ (⌊‘((𝐹‘𝑥) · (2↑𝑗))))
111		peano2rem 10947	. . . . . . . . . 10 ⊢ (((𝐹‘𝑥) · (2↑𝑗)) ∈ ℝ → (((𝐹‘𝑥) · (2↑𝑗)) − 1) ∈ ℝ)
112	99, 111	syl 17	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (((𝐹‘𝑥) · (2↑𝑗)) − 1) ∈ ℝ)
113	86	nngt0d 11680	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 0 < (2↑𝑗))
114		lediv1 11499	. . . . . . . . 9 ⊢ (((((𝐹‘𝑥) · (2↑𝑗)) − 1) ∈ ℝ ∧ (⌊‘((𝐹‘𝑥) · (2↑𝑗))) ∈ ℝ ∧ ((2↑𝑗) ∈ ℝ ∧ 0 < (2↑𝑗))) → ((((𝐹‘𝑥) · (2↑𝑗)) − 1) ≤ (⌊‘((𝐹‘𝑥) · (2↑𝑗))) ↔ ((((𝐹‘𝑥) · (2↑𝑗)) − 1) / (2↑𝑗)) ≤ ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗))))
115	112, 108, 87, 113, 114	syl112anc 1370	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((((𝐹‘𝑥) · (2↑𝑗)) − 1) ≤ (⌊‘((𝐹‘𝑥) · (2↑𝑗))) ↔ ((((𝐹‘𝑥) · (2↑𝑗)) − 1) / (2↑𝑗)) ≤ ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗))))
116	110, 115	mpbid 234	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((((𝐹‘𝑥) · (2↑𝑗)) − 1) / (2↑𝑗)) ≤ ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)))
117	103, 116	eqbrtrd 5081	. . . . . 6 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝐹‘𝑥) − ((1 / 2)↑𝑗)) ≤ ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)))
118	1, 2, 3, 4	mbfi1fseqlem2 24311	. . . . . . . . . 10 ⊢ (𝑗 ∈ ℕ → (𝐺‘𝑗) = (𝑥 ∈ ℝ ↦ if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0)))
119	62, 118	syl 17	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝐺‘𝑗) = (𝑥 ∈ ℝ ↦ if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0)))
120	119	fveq1d 6667	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝐺‘𝑗)‘𝑥) = ((𝑥 ∈ ℝ ↦ if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0))‘𝑥))
121		ovex 7183	. . . . . . . . . . 11 ⊢ (𝑗𝐽𝑥) ∈ V
122		vex 3498	. . . . . . . . . . 11 ⊢ 𝑗 ∈ V
123	121, 122	ifex 4515	. . . . . . . . . 10 ⊢ if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗) ∈ V
124		c0ex 10629	. . . . . . . . . 10 ⊢ 0 ∈ V
125	123, 124	ifex 4515	. . . . . . . . 9 ⊢ if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0) ∈ V
126		eqid 2821	. . . . . . . . . 10 ⊢ (𝑥 ∈ ℝ ↦ if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0)) = (𝑥 ∈ ℝ ↦ if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0))
127	126	fvmpt2 6774	. . . . . . . . 9 ⊢ ((𝑥 ∈ ℝ ∧ if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0) ∈ V) → ((𝑥 ∈ ℝ ↦ if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0))‘𝑥) = if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0))
128	80, 125, 127	sylancl 588	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝑥 ∈ ℝ ↦ if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0))‘𝑥) = if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0))
129	75, 120, 128	3eqtrd 2860	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥))‘𝑗) = if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0))
130	10	ad2antrr 724	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (abs‘𝑥) ∈ ℝ)
131	15	ad2antrr 724	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((abs‘𝑥) + (𝐹‘𝑥)) ∈ ℝ)
132	62	nnred 11647	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑗 ∈ ℝ)
133	11	ad2antrr 724	. . . . . . . . . . . . . . 15 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝐹‘𝑥) ∈ (0[,)+∞))
134	133, 12	sylib 220	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝐹‘𝑥) ∈ ℝ ∧ 0 ≤ (𝐹‘𝑥)))
135	134	simprd 498	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 0 ≤ (𝐹‘𝑥))
136	130, 64	addge01d 11222	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (0 ≤ (𝐹‘𝑥) ↔ (abs‘𝑥) ≤ ((abs‘𝑥) + (𝐹‘𝑥))))
137	135, 136	mpbid 234	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (abs‘𝑥) ≤ ((abs‘𝑥) + (𝐹‘𝑥)))
138	60	adantr 483	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑘 ∈ ℕ)
139	138	nnred 11647	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑘 ∈ ℝ)
140		simplrr 776	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)
141	131, 139, 140	ltled 10782	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((abs‘𝑥) + (𝐹‘𝑥)) ≤ 𝑘)
142		eluzle 12250	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (ℤ_≥‘𝑘) → 𝑘 ≤ 𝑗)
143	142	adantl 484	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑘 ≤ 𝑗)
144	131, 139, 132, 141, 143	letrd 10791	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((abs‘𝑥) + (𝐹‘𝑥)) ≤ 𝑗)
145	130, 131, 132, 137, 144	letrd 10791	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (abs‘𝑥) ≤ 𝑗)
146	80, 132	absled 14784	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((abs‘𝑥) ≤ 𝑗 ↔ (-𝑗 ≤ 𝑥 ∧ 𝑥 ≤ 𝑗)))
147	145, 146	mpbid 234	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (-𝑗 ≤ 𝑥 ∧ 𝑥 ≤ 𝑗))
148	147	simpld 497	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → -𝑗 ≤ 𝑥)
149	147	simprd 498	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑥 ≤ 𝑗)
150	132	renegcld 11061	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → -𝑗 ∈ ℝ)
151		elicc2 12795	. . . . . . . . . 10 ⊢ ((-𝑗 ∈ ℝ ∧ 𝑗 ∈ ℝ) → (𝑥 ∈ (-𝑗[,]𝑗) ↔ (𝑥 ∈ ℝ ∧ -𝑗 ≤ 𝑥 ∧ 𝑥 ≤ 𝑗)))
152	150, 132, 151	syl2anc 586	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝑥 ∈ (-𝑗[,]𝑗) ↔ (𝑥 ∈ ℝ ∧ -𝑗 ≤ 𝑥 ∧ 𝑥 ≤ 𝑗)))
153	80, 148, 149, 152	mpbir3and 1338	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑥 ∈ (-𝑗[,]𝑗))
154	153	iftrued 4475	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → if(𝑥 ∈ (-𝑗[,]𝑗), if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗), 0) = if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗))
155		simpr 487	. . . . . . . . . . . . . . . 16 ⊢ ((𝑚 = 𝑗 ∧ 𝑦 = 𝑥) → 𝑦 = 𝑥)
156	155	fveq2d 6669	. . . . . . . . . . . . . . 15 ⊢ ((𝑚 = 𝑗 ∧ 𝑦 = 𝑥) → (𝐹‘𝑦) = (𝐹‘𝑥))
157		simpl 485	. . . . . . . . . . . . . . . 16 ⊢ ((𝑚 = 𝑗 ∧ 𝑦 = 𝑥) → 𝑚 = 𝑗)
158	157	oveq2d 7166	. . . . . . . . . . . . . . 15 ⊢ ((𝑚 = 𝑗 ∧ 𝑦 = 𝑥) → (2↑𝑚) = (2↑𝑗))
159	156, 158	oveq12d 7168	. . . . . . . . . . . . . 14 ⊢ ((𝑚 = 𝑗 ∧ 𝑦 = 𝑥) → ((𝐹‘𝑦) · (2↑𝑚)) = ((𝐹‘𝑥) · (2↑𝑗)))
160	159	fveq2d 6669	. . . . . . . . . . . . 13 ⊢ ((𝑚 = 𝑗 ∧ 𝑦 = 𝑥) → (⌊‘((𝐹‘𝑦) · (2↑𝑚))) = (⌊‘((𝐹‘𝑥) · (2↑𝑗))))
161	160, 158	oveq12d 7168	. . . . . . . . . . . 12 ⊢ ((𝑚 = 𝑗 ∧ 𝑦 = 𝑥) → ((⌊‘((𝐹‘𝑦) · (2↑𝑚))) / (2↑𝑚)) = ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)))
162		ovex 7183	. . . . . . . . . . . 12 ⊢ ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)) ∈ V
163	161, 3, 162	ovmpoa 7299	. . . . . . . . . . 11 ⊢ ((𝑗 ∈ ℕ ∧ 𝑥 ∈ ℝ) → (𝑗𝐽𝑥) = ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)))
164	62, 80, 163	syl2anc 586	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝑗𝐽𝑥) = ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)))
165	108, 86	nndivred 11685	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)) ∈ ℝ)
166		flle 13163	. . . . . . . . . . . . 13 ⊢ (((𝐹‘𝑥) · (2↑𝑗)) ∈ ℝ → (⌊‘((𝐹‘𝑥) · (2↑𝑗))) ≤ ((𝐹‘𝑥) · (2↑𝑗)))
167	99, 166	syl 17	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (⌊‘((𝐹‘𝑥) · (2↑𝑗))) ≤ ((𝐹‘𝑥) · (2↑𝑗)))
168		ledivmul2 11513	. . . . . . . . . . . . 13 ⊢ (((⌊‘((𝐹‘𝑥) · (2↑𝑗))) ∈ ℝ ∧ (𝐹‘𝑥) ∈ ℝ ∧ ((2↑𝑗) ∈ ℝ ∧ 0 < (2↑𝑗))) → (((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)) ≤ (𝐹‘𝑥) ↔ (⌊‘((𝐹‘𝑥) · (2↑𝑗))) ≤ ((𝐹‘𝑥) · (2↑𝑗))))
169	108, 64, 87, 113, 168	syl112anc 1370	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)) ≤ (𝐹‘𝑥) ↔ (⌊‘((𝐹‘𝑥) · (2↑𝑗))) ≤ ((𝐹‘𝑥) · (2↑𝑗))))
170	167, 169	mpbird 259	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)) ≤ (𝐹‘𝑥))
171	9	ad2antrr 724	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 𝑥 ∈ ℂ)
172	171	absge0d 14798	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → 0 ≤ (abs‘𝑥))
173	64, 130	addge02d 11223	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (0 ≤ (abs‘𝑥) ↔ (𝐹‘𝑥) ≤ ((abs‘𝑥) + (𝐹‘𝑥))))
174	172, 173	mpbid 234	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝐹‘𝑥) ≤ ((abs‘𝑥) + (𝐹‘𝑥)))
175	64, 131, 132, 174, 144	letrd 10791	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝐹‘𝑥) ≤ 𝑗)
176	165, 64, 132, 170, 175	letrd 10791	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)) ≤ 𝑗)
177	164, 176	eqbrtrd 5081	. . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → (𝑗𝐽𝑥) ≤ 𝑗)
178	177	iftrued 4475	. . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗) = (𝑗𝐽𝑥))
179	178, 164	eqtrd 2856	. . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → if((𝑗𝐽𝑥) ≤ 𝑗, (𝑗𝐽𝑥), 𝑗) = ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)))
180	129, 154, 179	3eqtrd 2860	. . . . . 6 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥))‘𝑗) = ((⌊‘((𝐹‘𝑥) · (2↑𝑗))) / (2↑𝑗)))
181	117, 63, 180	3brtr4d 5091	. . . . 5 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝑛 ∈ ℕ ↦ ((𝐹‘𝑥) − ((1 / 2)↑𝑛)))‘𝑗) ≤ ((𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥))‘𝑗))
182	180, 170	eqbrtrd 5081	. . . . 5 ⊢ ((((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) ∧ 𝑗 ∈ (ℤ_≥‘𝑘)) → ((𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥))‘𝑗) ≤ (𝐹‘𝑥))
183	18, 20, 57, 59, 69, 82, 181, 182	climsqz 14991	. . . 4 ⊢ (((𝜑 ∧ 𝑥 ∈ ℝ) ∧ (𝑘 ∈ ℕ ∧ ((abs‘𝑥) + (𝐹‘𝑥)) < 𝑘)) → (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))
184	17, 183	rexlimddv 3291	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ ℝ) → (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))
185	184	ralrimiva 3182	. 2 ⊢ (𝜑 → ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))
186	34	mptex 6980	. . . 4 ⊢ (𝑚 ∈ ℕ ↦ (𝑥 ∈ ℝ ↦ if(𝑥 ∈ (-𝑚[,]𝑚), if((𝑚𝐽𝑥) ≤ 𝑚, (𝑚𝐽𝑥), 𝑚), 0))) ∈ V
187	4, 186	eqeltri 2909	. . 3 ⊢ 𝐺 ∈ V
188		feq1 6490	. . . 4 ⊢ (𝑔 = 𝐺 → (𝑔:ℕ⟶dom ∫₁ ↔ 𝐺:ℕ⟶dom ∫₁))
189		fveq1 6664	. . . . . . 7 ⊢ (𝑔 = 𝐺 → (𝑔‘𝑛) = (𝐺‘𝑛))
190	189	breq2d 5071	. . . . . 6 ⊢ (𝑔 = 𝐺 → (0_𝑝 ∘_r ≤ (𝑔‘𝑛) ↔ 0_𝑝 ∘_r ≤ (𝐺‘𝑛)))
191		fveq1 6664	. . . . . . 7 ⊢ (𝑔 = 𝐺 → (𝑔‘(𝑛 + 1)) = (𝐺‘(𝑛 + 1)))
192	189, 191	breq12d 5072	. . . . . 6 ⊢ (𝑔 = 𝐺 → ((𝑔‘𝑛) ∘_r ≤ (𝑔‘(𝑛 + 1)) ↔ (𝐺‘𝑛) ∘_r ≤ (𝐺‘(𝑛 + 1))))
193	190, 192	anbi12d 632	. . . . 5 ⊢ (𝑔 = 𝐺 → ((0_𝑝 ∘_r ≤ (𝑔‘𝑛) ∧ (𝑔‘𝑛) ∘_r ≤ (𝑔‘(𝑛 + 1))) ↔ (0_𝑝 ∘_r ≤ (𝐺‘𝑛) ∧ (𝐺‘𝑛) ∘_r ≤ (𝐺‘(𝑛 + 1)))))
194	193	ralbidv 3197	. . . 4 ⊢ (𝑔 = 𝐺 → (∀𝑛 ∈ ℕ (0_𝑝 ∘_r ≤ (𝑔‘𝑛) ∧ (𝑔‘𝑛) ∘_r ≤ (𝑔‘(𝑛 + 1))) ↔ ∀𝑛 ∈ ℕ (0_𝑝 ∘_r ≤ (𝐺‘𝑛) ∧ (𝐺‘𝑛) ∘_r ≤ (𝐺‘(𝑛 + 1)))))
195	189	fveq1d 6667	. . . . . . 7 ⊢ (𝑔 = 𝐺 → ((𝑔‘𝑛)‘𝑥) = ((𝐺‘𝑛)‘𝑥))
196	195	mpteq2dv 5155	. . . . . 6 ⊢ (𝑔 = 𝐺 → (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥)))
197	196	breq1d 5069	. . . . 5 ⊢ (𝑔 = 𝐺 → ((𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥) ↔ (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))
198	197	ralbidv 3197	. . . 4 ⊢ (𝑔 = 𝐺 → (∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥) ↔ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))
199	188, 194, 198	3anbi123d 1432	. . 3 ⊢ (𝑔 = 𝐺 → ((𝑔:ℕ⟶dom ∫₁ ∧ ∀𝑛 ∈ ℕ (0_𝑝 ∘_r ≤ (𝑔‘𝑛) ∧ (𝑔‘𝑛) ∘_r ≤ (𝑔‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)) ↔ (𝐺:ℕ⟶dom ∫₁ ∧ ∀𝑛 ∈ ℕ (0_𝑝 ∘_r ≤ (𝐺‘𝑛) ∧ (𝐺‘𝑛) ∘_r ≤ (𝐺‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))))
200	187, 199	spcev 3607	. 2 ⊢ ((𝐺:ℕ⟶dom ∫₁ ∧ ∀𝑛 ∈ ℕ (0_𝑝 ∘_r ≤ (𝐺‘𝑛) ∧ (𝐺‘𝑛) ∘_r ≤ (𝐺‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝐺‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)) → ∃𝑔(𝑔:ℕ⟶dom ∫₁ ∧ ∀𝑛 ∈ ℕ (0_𝑝 ∘_r ≤ (𝑔‘𝑛) ∧ (𝑔‘𝑛) ∘_r ≤ (𝑔‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))
201	5, 7, 185, 200	syl3anc 1367	1 ⊢ (𝜑 → ∃𝑔(𝑔:ℕ⟶dom ∫₁ ∧ ∀𝑛 ∈ ℕ (0_𝑝 ∘_r ≤ (𝑔‘𝑛) ∧ (𝑔‘𝑛) ∘_r ≤ (𝑔‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 208 ∧ wa 398 ∧ w3a 1083 = wceq 1533 ∃wex 1776 ∈ wcel 2110 ≠ wne 3016 ∀wral 3138 ∃wrex 3139 Vcvv 3495 ifcif 4467 class class class wbr 5059 ↦ cmpt 5139 dom cdm 5550 ⟶wf 6346 ‘cfv 6350 (class class class)co 7150 ∈ cmpo 7152 ∘_r cofr 7402 ℂcc 10529 ℝcr 10530 0cc0 10531 1c1 10532 + caddc 10534 · cmul 10536 +∞cpnf 10666 < clt 10669 ≤ cle 10670 − cmin 10864 -cneg 10865 / cdiv 11291 ℕcn 11632 2c2 11686 ℕ₀cn0 11891 ℤcz 11975 ℤ_≥cuz 12237 [,)cico 12734 [,]cicc 12735 ⌊cfl 13154 ↑cexp 13423 abscabs 14587 ⇝ cli 14835 MblFncmbf 24209 ∫₁citg1 24210 0_𝑝c0p 24264

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2156 ax-12 2172 ax-ext 2793 ax-rep 5183 ax-sep 5196 ax-nul 5203 ax-pow 5259 ax-pr 5322 ax-un 7455 ax-inf2 9098 ax-cnex 10587 ax-resscn 10588 ax-1cn 10589 ax-icn 10590 ax-addcl 10591 ax-addrcl 10592 ax-mulcl 10593 ax-mulrcl 10594 ax-mulcom 10595 ax-addass 10596 ax-mulass 10597 ax-distr 10598 ax-i2m1 10599 ax-1ne0 10600 ax-1rid 10601 ax-rnegex 10602 ax-rrecex 10603 ax-cnre 10604 ax-pre-lttri 10605 ax-pre-lttrn 10606 ax-pre-ltadd 10607 ax-pre-mulgt0 10608 ax-pre-sup 10609

This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-fal 1546 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3497 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-pss 3954 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4562 df-pr 4564 df-tp 4566 df-op 4568 df-uni 4833 df-int 4870 df-iun 4914 df-br 5060 df-opab 5122 df-mpt 5140 df-tr 5166 df-id 5455 df-eprel 5460 df-po 5469 df-so 5470 df-fr 5509 df-se 5510 df-we 5511 df-xp 5556 df-rel 5557 df-cnv 5558 df-co 5559 df-dm 5560 df-rn 5561 df-res 5562 df-ima 5563 df-pred 6143 df-ord 6189 df-on 6190 df-lim 6191 df-suc 6192 df-iota 6309 df-fun 6352 df-fn 6353 df-f 6354 df-f1 6355 df-fo 6356 df-f1o 6357 df-fv 6358 df-isom 6359 df-riota 7108 df-ov 7153 df-oprab 7154 df-mpo 7155 df-of 7403 df-ofr 7404 df-om 7575 df-1st 7683 df-2nd 7684 df-wrecs 7941 df-recs 8002 df-rdg 8040 df-1o 8096 df-2o 8097 df-oadd 8100 df-er 8283 df-map 8402 df-pm 8403 df-en 8504 df-dom 8505 df-sdom 8506 df-fin 8507 df-fi 8869 df-sup 8900 df-inf 8901 df-oi 8968 df-dju 9324 df-card 9362 df-pnf 10671 df-mnf 10672 df-xr 10673 df-ltxr 10674 df-le 10675 df-sub 10866 df-neg 10867 df-div 11292 df-nn 11633 df-2 11694 df-3 11695 df-n0 11892 df-z 11976 df-uz 12238 df-q 12343 df-rp 12384 df-xneg 12501 df-xadd 12502 df-xmul 12503 df-ioo 12736 df-ico 12738 df-icc 12739 df-fz 12887 df-fzo 13028 df-fl 13156 df-seq 13364 df-exp 13424 df-hash 13685 df-cj 14452 df-re 14453 df-im 14454 df-sqrt 14588 df-abs 14589 df-clim 14839 df-rlim 14840 df-sum 15037 df-rest 16690 df-topgen 16711 df-psmet 20531 df-xmet 20532 df-met 20533 df-bl 20534 df-mopn 20535 df-top 21496 df-topon 21513 df-bases 21548 df-cmp 21989 df-ovol 24059 df-vol 24060 df-mbf 24214 df-itg1 24215 df-0p 24265

This theorem is referenced by: mbfi1fseq 24316

W3C validator