Theorem mbfi1flimlem 25892

Description: Lemma for mbfi1flim 25893. (Contributed by Mario Carneiro, 5-Sep-2014.)

Hypotheses

Ref	Expression
mbfi1flim.1	⊢ (𝜑 → 𝐹 ∈ MblFn)
mbfi1flimlem.2	⊢ (𝜑 → 𝐹:ℝ⟶ℝ)

Assertion

Ref	Expression
mbfi1flimlem	⊢ (𝜑 → ∃𝑔(𝑔:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))

Distinct variable groups:   𝑔,𝑛,𝑥,𝐹   𝜑,𝑔,𝑛,𝑥

Proof of Theorem mbfi1flimlem

Dummy variables 𝑦 𝑓 ℎ 𝑘 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		mbfi1flimlem.2	. . . . 5 ⊢ (𝜑 → 𝐹:ℝ⟶ℝ)
2	1	ffvelcdmda 7079	. . . 4 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → (𝐹‘𝑦) ∈ ℝ)
3	1	feqmptd 6949	. . . . 5 ⊢ (𝜑 → 𝐹 = (𝑦 ∈ ℝ ↦ (𝐹‘𝑦)))
4		mbfi1flim.1	. . . . 5 ⊢ (𝜑 → 𝐹 ∈ MblFn)
5	3, 4	eqeltrrd 2863	. . . 4 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ (𝐹‘𝑦)) ∈ MblFn)
6	2, 5	mbfpos 25821	. . 3 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0)) ∈ MblFn)
7		0re 11216	. . . . . 6 ⊢ 0 ∈ ℝ
8		ifcl 4532	. . . . . 6 ⊢ (((𝐹‘𝑦) ∈ ℝ ∧ 0 ∈ ℝ) → if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0) ∈ ℝ)
9	2, 7, 8	sylancl 597	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0) ∈ ℝ)
10		max1 13217	. . . . . 6 ⊢ ((0 ∈ ℝ ∧ (𝐹‘𝑦) ∈ ℝ) → 0 ≤ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))
11	7, 2, 10	sylancr 598	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → 0 ≤ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))
12		elrege0 13487	. . . . 5 ⊢ (if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0) ∈ (0[,)+∞) ↔ (if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0) ∈ ℝ ∧ 0 ≤ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0)))
13	9, 11, 12	sylanbrc 594	. . . 4 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0) ∈ (0[,)+∞))
14	13	fmpttd 7110	. . 3 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0)):ℝ⟶(0[,)+∞))
15	6, 14	mbfi1fseq 25891	. 2 ⊢ (𝜑 → ∃𝑓(𝑓:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (𝑓‘𝑛) ∧ (𝑓‘𝑛) ∘r ≤ (𝑓‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)))
16	2	renegcld 11647	. . . 4 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → -(𝐹‘𝑦) ∈ ℝ)
17	2, 5	mbfneg 25820	. . . 4 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ -(𝐹‘𝑦)) ∈ MblFn)
18	16, 17	mbfpos 25821	. . 3 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0)) ∈ MblFn)
19		ifcl 4532	. . . . . 6 ⊢ ((-(𝐹‘𝑦) ∈ ℝ ∧ 0 ∈ ℝ) → if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0) ∈ ℝ)
20	16, 7, 19	sylancl 597	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0) ∈ ℝ)
21		max1 13217	. . . . . 6 ⊢ ((0 ∈ ℝ ∧ -(𝐹‘𝑦) ∈ ℝ) → 0 ≤ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))
22	7, 16, 21	sylancr 598	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → 0 ≤ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))
23		elrege0 13487	. . . . 5 ⊢ (if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0) ∈ (0[,)+∞) ↔ (if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0) ∈ ℝ ∧ 0 ≤ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0)))
24	20, 22, 23	sylanbrc 594	. . . 4 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0) ∈ (0[,)+∞))
25	24	fmpttd 7110	. . 3 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0)):ℝ⟶(0[,)+∞))
26	18, 25	mbfi1fseq 25891	. 2 ⊢ (𝜑 → ∃ℎ(ℎ:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (ℎ‘𝑛) ∧ (ℎ‘𝑛) ∘r ≤ (ℎ‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥)))
27		exdistrv 1984	. . 3 ⊢ (∃𝑓∃ℎ((𝑓:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (𝑓‘𝑛) ∧ (𝑓‘𝑛) ∘r ≤ (𝑓‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)) ∧ (ℎ:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (ℎ‘𝑛) ∧ (ℎ‘𝑛) ∘r ≤ (ℎ‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))) ↔ (∃𝑓(𝑓:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (𝑓‘𝑛) ∧ (𝑓‘𝑛) ∘r ≤ (𝑓‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)) ∧ ∃ℎ(ℎ:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (ℎ‘𝑛) ∧ (ℎ‘𝑛) ∘r ≤ (ℎ‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))))
28		3simpb 1166	. . . . . . 7 ⊢ ((𝑓:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (𝑓‘𝑛) ∧ (𝑓‘𝑛) ∘r ≤ (𝑓‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)) → (𝑓:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)))
29		3simpb 1166	. . . . . . 7 ⊢ ((ℎ:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (ℎ‘𝑛) ∧ (ℎ‘𝑛) ∘r ≤ (ℎ‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥)) → (ℎ:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥)))
30	28, 29	anim12i 624	. . . . . 6 ⊢ (((𝑓:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (𝑓‘𝑛) ∧ (𝑓‘𝑛) ∘r ≤ (𝑓‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)) ∧ (ℎ:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (ℎ‘𝑛) ∧ (ℎ‘𝑛) ∘r ≤ (ℎ‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))) → ((𝑓:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)) ∧ (ℎ:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))))
31		an4 668	. . . . . 6 ⊢ (((𝑓:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)) ∧ (ℎ:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))) ↔ ((𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1) ∧ (∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))))
32	30, 31	sylib 221	. . . . 5 ⊢ (((𝑓:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (𝑓‘𝑛) ∧ (𝑓‘𝑛) ∘r ≤ (𝑓‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)) ∧ (ℎ:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (ℎ‘𝑛) ∧ (ℎ‘𝑛) ∘r ≤ (ℎ‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))) → ((𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1) ∧ (∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))))
33		r19.26 3124	. . . . . . 7 ⊢ (∀𝑥 ∈ ℝ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥)) ↔ (∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥)))
34		i1fsub 25878	. . . . . . . . . 10 ⊢ ((𝑥 ∈ dom ∫1 ∧ 𝑦 ∈ dom ∫1) → (𝑥 ∘f − 𝑦) ∈ dom ∫1)
35	34	adantl 486	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ (𝑥 ∈ dom ∫1 ∧ 𝑦 ∈ dom ∫1)) → (𝑥 ∘f − 𝑦) ∈ dom ∫1)
36		simprl 782	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → 𝑓:ℕ⟶dom ∫1)
37		simprr 784	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → ℎ:ℕ⟶dom ∫1)
38		nnex 12245	. . . . . . . . . 10 ⊢ ℕ ∈ V
39	38	a1i 11	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → ℕ ∈ V)
40		inidm 4178	. . . . . . . . 9 ⊢ (ℕ ∩ ℕ) = ℕ
41	35, 36, 37, 39, 39, 40	off 7694	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → (𝑓 ∘f ∘f − ℎ):ℕ⟶dom ∫1)
42		fveq2 6881	. . . . . . . . . . . . . . . 16 ⊢ (𝑦 = 𝑥 → (𝐹‘𝑦) = (𝐹‘𝑥))
43	42	breq2d 5120	. . . . . . . . . . . . . . 15 ⊢ (𝑦 = 𝑥 → (0 ≤ (𝐹‘𝑦) ↔ 0 ≤ (𝐹‘𝑥)))
44	43, 42	ifbieq1d 4511	. . . . . . . . . . . . . 14 ⊢ (𝑦 = 𝑥 → if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0) = if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))
45		eqid 2762	. . . . . . . . . . . . . 14 ⊢ (𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0)) = (𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))
46		fvex 6894	. . . . . . . . . . . . . . 15 ⊢ (𝐹‘𝑥) ∈ V
47		c0ex 11206	. . . . . . . . . . . . . . 15 ⊢ 0 ∈ V
48	46, 47	ifex 4537	. . . . . . . . . . . . . 14 ⊢ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∈ V
49	44, 45, 48	fvmpt 6989	. . . . . . . . . . . . 13 ⊢ (𝑥 ∈ ℝ → ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) = if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))
50	49	breq2d 5120	. . . . . . . . . . . 12 ⊢ (𝑥 ∈ ℝ → ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ↔ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)))
51	42	negeqd 11457	. . . . . . . . . . . . . . . 16 ⊢ (𝑦 = 𝑥 → -(𝐹‘𝑦) = -(𝐹‘𝑥))
52	51	breq2d 5120	. . . . . . . . . . . . . . 15 ⊢ (𝑦 = 𝑥 → (0 ≤ -(𝐹‘𝑦) ↔ 0 ≤ -(𝐹‘𝑥)))
53	52, 51	ifbieq1d 4511	. . . . . . . . . . . . . 14 ⊢ (𝑦 = 𝑥 → if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0) = if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))
54		eqid 2762	. . . . . . . . . . . . . 14 ⊢ (𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0)) = (𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))
55		negex 11461	. . . . . . . . . . . . . . 15 ⊢ -(𝐹‘𝑥) ∈ V
56	55, 47	ifex 4537	. . . . . . . . . . . . . 14 ⊢ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0) ∈ V
57	53, 54, 56	fvmpt 6989	. . . . . . . . . . . . 13 ⊢ (𝑥 ∈ ℝ → ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥) = if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))
58	57	breq2d 5120	. . . . . . . . . . . 12 ⊢ (𝑥 ∈ ℝ → ((𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥) ↔ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))
59	50, 58	anbi12d 643	. . . . . . . . . . 11 ⊢ (𝑥 ∈ ℝ → (((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥)) ↔ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))))
60	59	adantl 486	. . . . . . . . . 10 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) → (((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥)) ↔ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))))
61		nnuz 12907	. . . . . . . . . . . . 13 ⊢ ℕ = (ℤ≥‘1)
62		1zzd 12631	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) → 1 ∈ ℤ)
63		simprl 782	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) → (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))
64	38	mptex 7221	. . . . . . . . . . . . . 14 ⊢ (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) ∈ V
65	64	a1i 11	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) → (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) ∈ V)
66		simprr 784	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) → (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))
67	36	ffvelcdmda 7079	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑛 ∈ ℕ) → (𝑓‘𝑛) ∈ dom ∫1)
68		i1ff 25846	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝑓‘𝑛) ∈ dom ∫1 → (𝑓‘𝑛):ℝ⟶ℝ)
69	67, 68	syl 18	. . . . . . . . . . . . . . . . . . 19 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑛 ∈ ℕ) → (𝑓‘𝑛):ℝ⟶ℝ)
70	69	ffvelcdmda 7079	. . . . . . . . . . . . . . . . . 18 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑛 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → ((𝑓‘𝑛)‘𝑥) ∈ ℝ)
71	70	an32s 664	. . . . . . . . . . . . . . . . 17 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑛 ∈ ℕ) → ((𝑓‘𝑛)‘𝑥) ∈ ℝ)
72	71	recnd 11243	. . . . . . . . . . . . . . . 16 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑛 ∈ ℕ) → ((𝑓‘𝑛)‘𝑥) ∈ ℂ)
73	72	fmpttd 7110	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) → (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)):ℕ⟶ℂ)
74	73	adantr 485	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) → (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)):ℕ⟶ℂ)
75	74	ffvelcdmda 7079	. . . . . . . . . . . . 13 ⊢ (((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) ∧ 𝑘 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥))‘𝑘) ∈ ℂ)
76	37	ffvelcdmda 7079	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑛 ∈ ℕ) → (ℎ‘𝑛) ∈ dom ∫1)
77		i1ff 25846	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((ℎ‘𝑛) ∈ dom ∫1 → (ℎ‘𝑛):ℝ⟶ℝ)
78	76, 77	syl 18	. . . . . . . . . . . . . . . . . . 19 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑛 ∈ ℕ) → (ℎ‘𝑛):ℝ⟶ℝ)
79	78	ffvelcdmda 7079	. . . . . . . . . . . . . . . . . 18 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑛 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → ((ℎ‘𝑛)‘𝑥) ∈ ℝ)
80	79	an32s 664	. . . . . . . . . . . . . . . . 17 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑛 ∈ ℕ) → ((ℎ‘𝑛)‘𝑥) ∈ ℝ)
81	80	recnd 11243	. . . . . . . . . . . . . . . 16 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑛 ∈ ℕ) → ((ℎ‘𝑛)‘𝑥) ∈ ℂ)
82	81	fmpttd 7110	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) → (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)):ℕ⟶ℂ)
83	82	adantr 485	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) → (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)):ℕ⟶ℂ)
84	83	ffvelcdmda 7079	. . . . . . . . . . . . 13 ⊢ (((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) ∧ 𝑘 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥))‘𝑘) ∈ ℂ)
85	36	ffnd 6706	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → 𝑓 Fn ℕ)
86	37	ffnd 6706	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → ℎ Fn ℕ)
87		eqidd 2763	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → (𝑓‘𝑘) = (𝑓‘𝑘))
88		eqidd 2763	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → (ℎ‘𝑘) = (ℎ‘𝑘))
89	85, 86, 39, 39, 40, 87, 88	ofval 7687	. . . . . . . . . . . . . . . . . . 19 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → ((𝑓 ∘f ∘f − ℎ)‘𝑘) = ((𝑓‘𝑘) ∘f − (ℎ‘𝑘)))
90	89	fveq1d 6883	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → (((𝑓 ∘f ∘f − ℎ)‘𝑘)‘𝑥) = (((𝑓‘𝑘) ∘f − (ℎ‘𝑘))‘𝑥))
91	90	adantr 485	. . . . . . . . . . . . . . . . 17 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → (((𝑓 ∘f ∘f − ℎ)‘𝑘)‘𝑥) = (((𝑓‘𝑘) ∘f − (ℎ‘𝑘))‘𝑥))
92	36	ffvelcdmda 7079	. . . . . . . . . . . . . . . . . . 19 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → (𝑓‘𝑘) ∈ dom ∫1)
93		i1ff 25846	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝑓‘𝑘) ∈ dom ∫1 → (𝑓‘𝑘):ℝ⟶ℝ)
94		ffn 6705	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝑓‘𝑘):ℝ⟶ℝ → (𝑓‘𝑘) Fn ℝ)
95	92, 93, 94	3syl 19	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → (𝑓‘𝑘) Fn ℝ)
96	37	ffvelcdmda 7079	. . . . . . . . . . . . . . . . . . 19 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → (ℎ‘𝑘) ∈ dom ∫1)
97		i1ff 25846	. . . . . . . . . . . . . . . . . . 19 ⊢ ((ℎ‘𝑘) ∈ dom ∫1 → (ℎ‘𝑘):ℝ⟶ℝ)
98		ffn 6705	. . . . . . . . . . . . . . . . . . 19 ⊢ ((ℎ‘𝑘):ℝ⟶ℝ → (ℎ‘𝑘) Fn ℝ)
99	96, 97, 98	3syl 19	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → (ℎ‘𝑘) Fn ℝ)
100		reex 11197	. . . . . . . . . . . . . . . . . . 19 ⊢ ℝ ∈ V
101	100	a1i 11	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → ℝ ∈ V)
102		inidm 4178	. . . . . . . . . . . . . . . . . 18 ⊢ (ℝ ∩ ℝ) = ℝ
103		eqidd 2763	. . . . . . . . . . . . . . . . . 18 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → ((𝑓‘𝑘)‘𝑥) = ((𝑓‘𝑘)‘𝑥))
104		eqidd 2763	. . . . . . . . . . . . . . . . . 18 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → ((ℎ‘𝑘)‘𝑥) = ((ℎ‘𝑘)‘𝑥))
105	95, 99, 101, 101, 102, 103, 104	ofval 7687	. . . . . . . . . . . . . . . . 17 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → (((𝑓‘𝑘) ∘f − (ℎ‘𝑘))‘𝑥) = (((𝑓‘𝑘)‘𝑥) − ((ℎ‘𝑘)‘𝑥)))
106	91, 105	eqtrd 2797	. . . . . . . . . . . . . . . 16 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → (((𝑓 ∘f ∘f − ℎ)‘𝑘)‘𝑥) = (((𝑓‘𝑘)‘𝑥) − ((ℎ‘𝑘)‘𝑥)))
107	106	an32s 664	. . . . . . . . . . . . . . 15 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑘 ∈ ℕ) → (((𝑓 ∘f ∘f − ℎ)‘𝑘)‘𝑥) = (((𝑓‘𝑘)‘𝑥) − ((ℎ‘𝑘)‘𝑥)))
108		fveq2 6881	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = 𝑘 → ((𝑓 ∘f ∘f − ℎ)‘𝑛) = ((𝑓 ∘f ∘f − ℎ)‘𝑘))
109	108	fveq1d 6883	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = 𝑘 → (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥) = (((𝑓 ∘f ∘f − ℎ)‘𝑘)‘𝑥))
110		eqid 2762	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥))
111		fvex 6894	. . . . . . . . . . . . . . . . 17 ⊢ (((𝑓 ∘f ∘f − ℎ)‘𝑘)‘𝑥) ∈ V
112	109, 110, 111	fvmpt 6989	. . . . . . . . . . . . . . . 16 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥))‘𝑘) = (((𝑓 ∘f ∘f − ℎ)‘𝑘)‘𝑥))
113	112	adantl 486	. . . . . . . . . . . . . . 15 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑘 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥))‘𝑘) = (((𝑓 ∘f ∘f − ℎ)‘𝑘)‘𝑥))
114		fveq2 6881	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑛 = 𝑘 → (𝑓‘𝑛) = (𝑓‘𝑘))
115	114	fveq1d 6883	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = 𝑘 → ((𝑓‘𝑛)‘𝑥) = ((𝑓‘𝑘)‘𝑥))
116		eqid 2762	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥))
117		fvex 6894	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝑓‘𝑘)‘𝑥) ∈ V
118	115, 116, 117	fvmpt 6989	. . . . . . . . . . . . . . . . 17 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥))‘𝑘) = ((𝑓‘𝑘)‘𝑥))
119		fveq2 6881	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑛 = 𝑘 → (ℎ‘𝑛) = (ℎ‘𝑘))
120	119	fveq1d 6883	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = 𝑘 → ((ℎ‘𝑛)‘𝑥) = ((ℎ‘𝑘)‘𝑥))
121		eqid 2762	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥))
122		fvex 6894	. . . . . . . . . . . . . . . . . 18 ⊢ ((ℎ‘𝑘)‘𝑥) ∈ V
123	120, 121, 122	fvmpt 6989	. . . . . . . . . . . . . . . . 17 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥))‘𝑘) = ((ℎ‘𝑘)‘𝑥))
124	118, 123	oveq12d 7430	. . . . . . . . . . . . . . . 16 ⊢ (𝑘 ∈ ℕ → (((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥))‘𝑘) − ((𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥))‘𝑘)) = (((𝑓‘𝑘)‘𝑥) − ((ℎ‘𝑘)‘𝑥)))
125	124	adantl 486	. . . . . . . . . . . . . . 15 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑘 ∈ ℕ) → (((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥))‘𝑘) − ((𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥))‘𝑘)) = (((𝑓‘𝑘)‘𝑥) − ((ℎ‘𝑘)‘𝑥)))
126	107, 113, 125	3eqtr4d 2807	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑘 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥))‘𝑘) = (((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥))‘𝑘) − ((𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥))‘𝑘)))
127	126	adantlr 727	. . . . . . . . . . . . 13 ⊢ (((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) ∧ 𝑘 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥))‘𝑘) = (((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥))‘𝑘) − ((𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥))‘𝑘)))
128	61, 62, 63, 65, 66, 75, 84, 127	climsub 15692	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) → (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) ⇝ (if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) − if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))
129	1	adantr 485	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → 𝐹:ℝ⟶ℝ)
130	129	ffvelcdmda 7079	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) → (𝐹‘𝑥) ∈ ℝ)
131		max0sub 13228	. . . . . . . . . . . . . 14 ⊢ ((𝐹‘𝑥) ∈ ℝ → (if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) − if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) = (𝐹‘𝑥))
132	130, 131	syl 18	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) → (if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) − if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) = (𝐹‘𝑥))
133	132	adantr 485	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) → (if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) − if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) = (𝐹‘𝑥))
134	128, 133	breqtrd 5136	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) → (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))
135	134	ex 417	. . . . . . . . . 10 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) → (((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) → (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))
136	60, 135	sylbid 243	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) → (((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥)) → (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))
137	136	ralimdva 3176	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → (∀𝑥 ∈ ℝ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥)) → ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))
138		ovex 7445	. . . . . . . . 9 ⊢ (𝑓 ∘f ∘f − ℎ) ∈ V
139		feq1 6683	. . . . . . . . . 10 ⊢ (𝑔 = (𝑓 ∘f ∘f − ℎ) → (𝑔:ℕ⟶dom ∫1 ↔ (𝑓 ∘f ∘f − ℎ):ℕ⟶dom ∫1))
140		fveq1 6880	. . . . . . . . . . . . . 14 ⊢ (𝑔 = (𝑓 ∘f ∘f − ℎ) → (𝑔‘𝑛) = ((𝑓 ∘f ∘f − ℎ)‘𝑛))
141	140	fveq1d 6883	. . . . . . . . . . . . 13 ⊢ (𝑔 = (𝑓 ∘f ∘f − ℎ) → ((𝑔‘𝑛)‘𝑥) = (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥))
142	141	mpteq2dv 5204	. . . . . . . . . . . 12 ⊢ (𝑔 = (𝑓 ∘f ∘f − ℎ) → (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)))
143	142	breq1d 5118	. . . . . . . . . . 11 ⊢ (𝑔 = (𝑓 ∘f ∘f − ℎ) → ((𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥) ↔ (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))
144	143	ralbidv 3187	. . . . . . . . . 10 ⊢ (𝑔 = (𝑓 ∘f ∘f − ℎ) → (∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥) ↔ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))
145	139, 144	anbi12d 643	. . . . . . . . 9 ⊢ (𝑔 = (𝑓 ∘f ∘f − ℎ) → ((𝑔:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)) ↔ ((𝑓 ∘f ∘f − ℎ):ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))))
146	138, 145	spcev 3564	. . . . . . . 8 ⊢ (((𝑓 ∘f ∘f − ℎ):ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)) → ∃𝑔(𝑔:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))
147	41, 137, 146	syl6an 696	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → (∀𝑥 ∈ ℝ ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ∧ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥)) → ∃𝑔(𝑔:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))))
148	33, 147	biimtrrid 246	. . . . . 6 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → ((∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥)) → ∃𝑔(𝑔:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))))
149	148	expimpd 458	. . . . 5 ⊢ (𝜑 → (((𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1) ∧ (∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))) → ∃𝑔(𝑔:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))))
150	32, 149	syl5 35	. . . 4 ⊢ (𝜑 → (((𝑓:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (𝑓‘𝑛) ∧ (𝑓‘𝑛) ∘r ≤ (𝑓‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)) ∧ (ℎ:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (ℎ‘𝑛) ∧ (ℎ‘𝑛) ∘r ≤ (ℎ‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))) → ∃𝑔(𝑔:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))))
151	150	exlimdvv 1963	. . 3 ⊢ (𝜑 → (∃𝑓∃ℎ((𝑓:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (𝑓‘𝑛) ∧ (𝑓‘𝑛) ∘r ≤ (𝑓‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)) ∧ (ℎ:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (ℎ‘𝑛) ∧ (ℎ‘𝑛) ∘r ≤ (ℎ‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))) → ∃𝑔(𝑔:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))))
152	27, 151	biimtrrid 246	. 2 ⊢ (𝜑 → ((∃𝑓(𝑓:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (𝑓‘𝑛) ∧ (𝑓‘𝑛) ∘r ≤ (𝑓‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥)) ∧ ∃ℎ(ℎ:ℕ⟶dom ∫1 ∧ ∀𝑛 ∈ ℕ (0𝑝 ∘r ≤ (ℎ‘𝑛) ∧ (ℎ‘𝑛) ∘r ≤ (ℎ‘(𝑛 + 1))) ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) ⇝ ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥))) → ∃𝑔(𝑔:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))))
153	15, 26, 152	mp2and 711	1 ⊢ (𝜑 → ∃𝑔(𝑔:ℕ⟶dom ∫1 ∧ ∀𝑥 ∈ ℝ (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥)))

This proof depends on syntax axioms:   → wi 4   ↔ wb 209   ∧ wa 400   ∧ w3a 1102   = wceq 1569  ∃wex 1808   ∈ wcel 2142  ∀wral 3078  Vcvv 3454  ifcif 4486   class class class wbr 5108   ↦ cmpt 5191  dom cdm 5660   Fn wfn 6531  ⟶wf 6532  ‘cfv 6536  (class class class)co 7412   ∘_f cof 7674   ∘_r cofr 7675  ℂcc 11104  ℝcr 11105  0cc0 11106  1c1 11107   + caddc 11109  +∞cpnf 11246   ≤ cle 11250   − cmin 11447  -cneg 11448  ℕcn 12239  [,)cico 13380   ⇝ cli 15542  MblFncmbf 25784  ∫₁citg1 25785  0_𝑝c0p 25839

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1824  ax-4 1838  ax-5 1939  ax-6 1996  ax-7 2037  ax-8 2144  ax-9 2152  ax-10 2175  ax-11 2191  ax-12 2212  ax-ext 2734  ax-rep 5237  ax-sep 5256  ax-nul 5268  ax-pow 5335  ax-pr 5403  ax-un 7734  ax-inf2 9608  ax-cnex 11162  ax-resscn 11163  ax-1cn 11164  ax-icn 11165  ax-addcl 11166  ax-addrcl 11167  ax-mulcl 11168  ax-mulrcl 11169  ax-mulcom 11170  ax-addass 11171  ax-mulass 11172  ax-distr 11173  ax-i2m1 11174  ax-1ne0 11175  ax-1rid 11176  ax-rnegex 11177  ax-rrecex 11178  ax-cnre 11179  ax-pre-lttri 11180  ax-pre-lttrn 11181  ax-pre-ltadd 11182  ax-pre-mulgt0 11183  ax-pre-sup 11184

This proof depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3or 1103  df-3an 1104  df-tru 1572  df-fal 1582  df-ex 1809  df-nf 1813  df-sb 2096  df-mo 2566  df-eu 2596  df-clab 2741  df-cleq 2754  df-clel 2837  df-nfc 2911  df-ne 2958  df-nel 3064  df-ral 3079  df-rex 3089  df-rmo 3368  df-reu 3369  df-rab 3416  df-v 3456  df-sbc 3744  df-csb 3853  df-dif 3907  df-un 3909  df-in 3911  df-ss 3921  df-pss 3924  df-nul 4286  df-if 4487  df-pw 4563  df-sn 4589  df-pr 4591  df-op 4595  df-uni 4872  df-int 4912  df-iun 4957  df-br 5109  df-opab 5173  df-mpt 5192  df-tr 5218  df-id 5555  df-eprel 5560  df-po 5568  df-so 5569  df-fr 5613  df-se 5614  df-we 5615  df-xp 5666  df-rel 5667  df-cnv 5668  df-co 5669  df-dm 5670  df-rn 5671  df-res 5672  df-ima 5673  df-pred 6302  df-ord 6363  df-on 6364  df-lim 6365  df-suc 6366  df-iota 6492  df-fun 6538  df-fn 6539  df-f 6540  df-f1 6541  df-fo 6542  df-f1o 6543  df-fv 6544  df-isom 6545  df-riota 7369  df-ov 7415  df-oprab 7416  df-mpo 7417  df-of 7676  df-ofr 7677  df-om 7861  df-1st 7984  df-2nd 7985  df-frecs 8276  df-wrecs 8307  df-recs 8356  df-rdg 8395  df-1o 8451  df-2o 8452  df-er 8692  df-map 8824  df-pm 8825  df-en 8942  df-dom 8943  df-sdom 8944  df-fin 8945  df-fi 9369  df-sup 9400  df-inf 9401  df-oi 9470  df-dju 9894  df-card 9932  df-pnf 11251  df-mnf 11252  df-xr 11253  df-ltxr 11254  df-le 11255  df-sub 11449  df-neg 11450  df-div 11878  df-nn 12240  df-2 12309  df-3 12310  df-n0 12511  df-z 12598  df-uz 12869  df-q 12979  df-rp 13023  df-xneg 13143  df-xadd 13144  df-xmul 13145  df-ioo 13382  df-ico 13384  df-icc 13385  df-fz 13542  df-fzo 13690  df-fl 13832  df-seq 14045  df-exp 14105  df-hash 14374  df-cj 15157  df-re 15158  df-im 15159  df-sqrt 15293  df-abs 15294  df-clim 15546  df-rlim 15547  df-sum 15745  df-rest 17481  df-topgen 17502  df-psmet 21525  df-xmet 21526  df-met 21527  df-bl 21528  df-mopn 21529  df-top 23062  df-topon 23079  df-bases 23114  df-cmp 23555  df-ovol 25634  df-vol 25635  df-mbf 25789  df-itg1 25790  df-0p 25840

This theorem is used by:  mbfi1flim  25893