Theorem mbfi1flimlem 26043

Description: Lemma for mbfi1flim 26044. (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 7084	. . . 4 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → (𝐹‘𝑦) ∈ ℝ)
3	1	feqmptd 6953	. . . . 5 ⊢ (𝜑 → 𝐹 = (𝑦 ∈ ℝ ↦ (𝐹‘𝑦)))
4		mbfi1flim.1	. . . . 5 ⊢ (𝜑 → 𝐹 ∈ MblFn)
5	3, 4	eqeltrrd 2861	. . . 4 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ (𝐹‘𝑦)) ∈ MblFn)
6	2, 5	mbfpos 25972	. . 3 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0)) ∈ MblFn)
7		0re 11310	. . . . . 6 ⊢ 0 ∈ ℝ
8		ifcl 4527	. . . . . 6 ⊢ (((𝐹‘𝑦) ∈ ℝ ∧ 0 ∈ ℝ) → if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0) ∈ ℝ)
9	2, 7, 8	sylancl 598	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0) ∈ ℝ)
10		max1 13315	. . . . . 6 ⊢ ((0 ∈ ℝ ∧ (𝐹‘𝑦) ∈ ℝ) → 0 ≤ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))
11	7, 2, 10	sylancr 599	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → 0 ≤ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))
12		elrege0 13585	. . . . 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 595	. . . 4 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0) ∈ (0[,)+∞))
14	13	fmpttd 7115	. . 3 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0)):ℝ⟶(0[,)+∞))
15	6, 14	mbfi1fseq 26042	. 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 11743	. . . 4 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → -(𝐹‘𝑦) ∈ ℝ)
17	2, 5	mbfneg 25971	. . . 4 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ -(𝐹‘𝑦)) ∈ MblFn)
18	16, 17	mbfpos 25972	. . 3 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0)) ∈ MblFn)
19		ifcl 4527	. . . . . 6 ⊢ (( -(𝐹‘𝑦) ∈ ℝ ∧ 0 ∈ ℝ) → if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0) ∈ ℝ)
20	16, 7, 19	sylancl 598	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0) ∈ ℝ)
21		max1 13315	. . . . . 6 ⊢ ((0 ∈ ℝ ∧ -(𝐹‘𝑦) ∈ ℝ) → 0 ≤ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))
22	7, 16, 21	sylancr 599	. . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → 0 ≤ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))
23		elrege0 13585	. . . . 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 595	. . . 4 ⊢ ((𝜑 ∧ 𝑦 ∈ ℝ) → if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0) ∈ (0[,)+∞))
25	24	fmpttd 7115	. . 3 ⊢ (𝜑 → (𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0)):ℝ⟶(0[,)+∞))
26	18, 25	mbfi1fseq 26042	. 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 1987	. . 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 1167	. . . . . . 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 1167	. . . . . . 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 625	. . . . . 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 669	. . . . . 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 3122	. . . . . . 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 26029	. . . . . . . . . 10 ⊢ ((𝑥 ∈ dom ∫1 ∧ 𝑦 ∈ dom ∫1) → (𝑥 ∘f − 𝑦) ∈ dom ∫1)
35	34	adantl 487	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ (𝑥 ∈ dom ∫1 ∧ 𝑦 ∈ dom ∫1)) → (𝑥 ∘f − 𝑦) ∈ dom ∫1)
36		simprl 783	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → 𝑓:ℕ⟶dom ∫1)
37		simprr 785	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → ℎ:ℕ⟶dom ∫1)
38		nnex 12341	. . . . . . . . . 10 ⊢ ℕ ∈ V
39	38	a1i 11	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → ℕ ∈ V)
40		inidm 4123	. . . . . . . . 9 ⊢ (ℕ ∩ ℕ) = ℕ
41	35, 36, 37, 39, 39, 40	off 7711	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → (𝑓 ∘f ∘f − ℎ):ℕ⟶dom ∫1)
42		fveq2 6885	. . . . . . . . . . . . . . . 16 ⊢ (𝑦 = 𝑥 → (𝐹‘𝑦) = (𝐹‘𝑥))
43	42	breq2d 5114	. . . . . . . . . . . . . . 15 ⊢ (𝑦 = 𝑥 → (0 ≤ (𝐹‘𝑦) ↔ 0 ≤ (𝐹‘𝑥)))
44	43, 42	ifbieq1d 4506	. . . . . . . . . . . . . 14 ⊢ (𝑦 = 𝑥 → if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0) = if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))
45		eqid 2760	. . . . . . . . . . . . . 14 ⊢ (𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0)) = (𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))
46		fvex 6898	. . . . . . . . . . . . . . 15 ⊢ (𝐹‘𝑥) ∈ V
47		c0ex 11300	. . . . . . . . . . . . . . 15 ⊢ 0 ∈ V
48	46, 47	ifex 4532	. . . . . . . . . . . . . 14 ⊢ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∈ V
49	44, 45, 48	fvmpt 6993	. . . . . . . . . . . . 13 ⊢ (𝑥 ∈ ℝ → ((𝑦 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑦), (𝐹‘𝑦), 0))‘𝑥) = if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))
50	49	breq2d 5114	. . . . . . . . . . . 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 11551	. . . . . . . . . . . . . . . 16 ⊢ (𝑦 = 𝑥 → -(𝐹‘𝑦) = -(𝐹‘𝑥))
52	51	breq2d 5114	. . . . . . . . . . . . . . 15 ⊢ (𝑦 = 𝑥 → (0 ≤ -(𝐹‘𝑦) ↔ 0 ≤ -(𝐹‘𝑥)))
53	52, 51	ifbieq1d 4506	. . . . . . . . . . . . . 14 ⊢ (𝑦 = 𝑥 → if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0) = if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))
54		eqid 2760	. . . . . . . . . . . . . 14 ⊢ (𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0)) = (𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))
55		negex 11555	. . . . . . . . . . . . . . 15 ⊢ -(𝐹‘𝑥) ∈ V
56	55, 47	ifex 4532	. . . . . . . . . . . . . 14 ⊢ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0) ∈ V
57	53, 54, 56	fvmpt 6993	. . . . . . . . . . . . 13 ⊢ (𝑥 ∈ ℝ → ((𝑦 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑦), -(𝐹‘𝑦), 0))‘𝑥) = if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))
58	57	breq2d 5114	. . . . . . . . . . . 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 644	. . . . . . . . . . 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 487	. . . . . . . . . 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 13004	. . . . . . . . . . . . 13 ⊢ ℕ = (ℤ≥‘1)
62		1zzd 12727	. . . . . . . . . . . . 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 783	. . . . . . . . . . . . 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 7229	. . . . . . . . . . . . . 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 785	. . . . . . . . . . . . 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 7084	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑛 ∈ ℕ) → (𝑓‘𝑛) ∈ dom ∫1)
68		i1ff 25997	. . . . . . . . . . . . . . . . . . . 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 7084	. . . . . . . . . . . . . . . . . 18 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑛 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → ((𝑓‘𝑛)‘𝑥) ∈ ℝ)
71	70	an32s 665	. . . . . . . . . . . . . . . . 17 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑛 ∈ ℕ) → ((𝑓‘𝑛)‘𝑥) ∈ ℝ)
72	71	recnd 11337	. . . . . . . . . . . . . . . 16 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑛 ∈ ℕ) → ((𝑓‘𝑛)‘𝑥) ∈ ℂ)
73	72	fmpttd 7115	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) → (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)):ℕ⟶ℂ)
74	73	adantr 486	. . . . . . . . . . . . . 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 7084	. . . . . . . . . . . . 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 7084	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑛 ∈ ℕ) → (ℎ‘𝑛) ∈ dom ∫1)
77		i1ff 25997	. . . . . . . . . . . . . . . . . . . 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 7084	. . . . . . . . . . . . . . . . . 18 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑛 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → ((ℎ‘𝑛)‘𝑥) ∈ ℝ)
80	79	an32s 665	. . . . . . . . . . . . . . . . 17 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑛 ∈ ℕ) → ((ℎ‘𝑛)‘𝑥) ∈ ℝ)
81	80	recnd 11337	. . . . . . . . . . . . . . . 16 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) ∧ 𝑛 ∈ ℕ) → ((ℎ‘𝑛)‘𝑥) ∈ ℂ)
82	81	fmpttd 7115	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) → (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)):ℕ⟶ℂ)
83	82	adantr 486	. . . . . . . . . . . . . 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 7084	. . . . . . . . . . . . 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 6710	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → 𝑓 Fn ℕ)
86	37	ffnd 6710	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → ℎ Fn ℕ)
87		eqidd 2761	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → (𝑓‘𝑘) = (𝑓‘𝑘))
88		eqidd 2761	. . . . . . . . . . . . . . . . . . . 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 7704	. . . . . . . . . . . . . . . . . . 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 6887	. . . . . . . . . . . . . . . . . 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 486	. . . . . . . . . . . . . . . . 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 7084	. . . . . . . . . . . . . . . . . . 19 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → (𝑓‘𝑘) ∈ dom ∫1)
93		i1ff 25997	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝑓‘𝑘) ∈ dom ∫1 → (𝑓‘𝑘):ℝ⟶ℝ)
94		ffn 6709	. . . . . . . . . . . . . . . . . . 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 7084	. . . . . . . . . . . . . . . . . . 19 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → (ℎ‘𝑘) ∈ dom ∫1)
97		i1ff 25997	. . . . . . . . . . . . . . . . . . 19 ⊢ ((ℎ‘𝑘) ∈ dom ∫1 → (ℎ‘𝑘):ℝ⟶ℝ)
98		ffn 6709	. . . . . . . . . . . . . . . . . . 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 11291	. . . . . . . . . . . . . . . . . . 19 ⊢ ℝ ∈ V
101	100	a1i 11	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) → ℝ ∈ V)
102		inidm 4123	. . . . . . . . . . . . . . . . . 18 ⊢ (ℝ ∩ ℝ) = ℝ
103		eqidd 2761	. . . . . . . . . . . . . . . . . 18 ⊢ ((((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑘 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → ((𝑓‘𝑘)‘𝑥) = ((𝑓‘𝑘)‘𝑥))
104		eqidd 2761	. . . . . . . . . . . . . . . . . 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 7704	. . . . . . . . . . . . . . . . 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 2795	. . . . . . . . . . . . . . . 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 665	. . . . . . . . . . . . . . 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 6885	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = 𝑘 → ((𝑓 ∘f ∘f − ℎ)‘𝑛) = ((𝑓 ∘f ∘f − ℎ)‘𝑘))
109	108	fveq1d 6887	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = 𝑘 → (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥) = (((𝑓 ∘f ∘f − ℎ)‘𝑘)‘𝑥))
110		eqid 2760	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥))
111		fvex 6898	. . . . . . . . . . . . . . . . 17 ⊢ (((𝑓 ∘f ∘f − ℎ)‘𝑘)‘𝑥) ∈ V
112	109, 110, 111	fvmpt 6993	. . . . . . . . . . . . . . . 16 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥))‘𝑘) = (((𝑓 ∘f ∘f − ℎ)‘𝑘)‘𝑥))
113	112	adantl 487	. . . . . . . . . . . . . . 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 6885	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑛 = 𝑘 → (𝑓‘𝑛) = (𝑓‘𝑘))
115	114	fveq1d 6887	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = 𝑘 → ((𝑓‘𝑛)‘𝑥) = ((𝑓‘𝑘)‘𝑥))
116		eqid 2760	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥))
117		fvex 6898	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝑓‘𝑘)‘𝑥) ∈ V
118	115, 116, 117	fvmpt 6993	. . . . . . . . . . . . . . . . 17 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥))‘𝑘) = ((𝑓‘𝑘)‘𝑥))
119		fveq2 6885	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑛 = 𝑘 → (ℎ‘𝑛) = (ℎ‘𝑘))
120	119	fveq1d 6887	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = 𝑘 → ((ℎ‘𝑛)‘𝑥) = ((ℎ‘𝑘)‘𝑥))
121		eqid 2760	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥))
122		fvex 6898	. . . . . . . . . . . . . . . . . 18 ⊢ ((ℎ‘𝑘)‘𝑥) ∈ V
123	120, 121, 122	fvmpt 6993	. . . . . . . . . . . . . . . . 17 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥))‘𝑘) = ((ℎ‘𝑘)‘𝑥))
124	118, 123	oveq12d 7438	. . . . . . . . . . . . . . . 16 ⊢ (𝑘 ∈ ℕ → (((𝑛 ∈ ℕ ↦ ((𝑓‘𝑛)‘𝑥))‘𝑘) − ((𝑛 ∈ ℕ ↦ ((ℎ‘𝑛)‘𝑥))‘𝑘)) = (((𝑓‘𝑘)‘𝑥) − ((ℎ‘𝑘)‘𝑥)))
125	124	adantl 487	. . . . . . . . . . . . . . 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 2805	. . . . . . . . . . . . . 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 728	. . . . . . . . . . . . 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 15801	. . . . . . . . . . . 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 486	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) → 𝐹:ℝ⟶ℝ)
130	129	ffvelcdmda 7084	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑓:ℕ⟶dom ∫1 ∧ ℎ:ℕ⟶dom ∫1)) ∧ 𝑥 ∈ ℝ) → (𝐹‘𝑥) ∈ ℝ)
131		max0sub 13326	. . . . . . . . . . . . . 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 486	. . . . . . . . . . . 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 5130	. . . . . . . . . . 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 418	. . . . . . . . . 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 3174	. . . . . . . 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 7453	. . . . . . . . 9 ⊢ (𝑓 ∘f ∘f − ℎ) ∈ V
139		feq1 6687	. . . . . . . . . 10 ⊢ (𝑔 = (𝑓 ∘f ∘f − ℎ) → (𝑔:ℕ⟶dom ∫1 ↔ (𝑓 ∘f ∘f − ℎ):ℕ⟶dom ∫1))
140		fveq1 6884	. . . . . . . . . . . . . 14 ⊢ (𝑔 = (𝑓 ∘f ∘f − ℎ) → (𝑔‘𝑛) = ((𝑓 ∘f ∘f − ℎ)‘𝑛))
141	140	fveq1d 6887	. . . . . . . . . . . . 13 ⊢ (𝑔 = (𝑓 ∘f ∘f − ℎ) → ((𝑔‘𝑛)‘𝑥) = (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥))
142	141	mpteq2dv 5198	. . . . . . . . . . . 12 ⊢ (𝑔 = (𝑓 ∘f ∘f − ℎ) → (𝑛 ∈ ℕ ↦ ((𝑔‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ (((𝑓 ∘f ∘f − ℎ)‘𝑛)‘𝑥)))
143	142	breq1d 5112	. . . . . . . . . . 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 3185	. . . . . . . . . 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 644	. . . . . . . . 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 3560	. . . . . . . 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 697	. . . . . . 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 459	. . . . 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 1966	. . 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 712	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 401   ∧ w3a 1103   = wceq 1569  ∃wex 1811   ∈ wcel 2144  ∀wral 3076  Vcvv 3450  ifcif 4481   class class class wbr 5102   ↦ cmpt 5185  dom cdm 5650   Fn wfn 6533  ⟶wf 6534  ‘cfv 6538  (class class class)co 7420   ∘_f cof 7691   ∘_r cofr 7692  ℂcc 11198  ℝcr 11199  0cc0 11200  1c1 11201   + caddc 11203  +∞cpnf 11340   ≤ cle 11344   − cmin 11541   -cneg 11542  ℕcn 12335  [,)cico 13478   ⇝ cli 15651  MblFncmbf 25935  ∫₁citg1 25936  0_𝑝c0p 25990

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1827  ax-4 1841  ax-5 1942  ax-6 1999  ax-7 2040  ax-8 2146  ax-9 2154  ax-10 2177  ax-11 2193  ax-12 2212  ax-ext 2732  ax-rep 5231  ax-sep 5248  ax-nul 5259  ax-pow 5326  ax-pr 5390  ax-un 7751  ax-inf2 9642  ax-cnex 11256  ax-resscn 11257  ax-1cn 11258  ax-icn 11259  ax-addcl 11260  ax-addrcl 11261  ax-mulcl 11262  ax-mulrcl 11263  ax-mulcom 11264  ax-addass 11265  ax-mulass 11266  ax-distr 11267  ax-i2m1 11268  ax-1ne0 11269  ax-1rid 11270  ax-rnegex 11271  ax-rrecex 11272  ax-cnre 11273  ax-pre-lttri 11274  ax-pre-lttrn 11275  ax-pre-ltadd 11276  ax-pre-mulgt0 11277  ax-pre-sup 11278

This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3or 1104  df-3an 1105  df-tru 1572  df-fal 1582  df-ex 1812  df-nf 1816  df-sb 2099  df-mo 2564  df-eu 2594  df-clab 2739  df-cleq 2752  df-clel 2835  df-nfc 2909  df-ne 2956  df-nel 3062  df-ral 3077  df-rex 3087  df-rmo 3365  df-reu 3366  df-rab 3413  df-v 3452  df-sbc 3739  df-csb 3847  df-ss 3896  df-pss 4014  df-dif 4047  df-in 4091  df-un 4151  df-nul 4279  df-if 4482  df-pw 4558  df-sn 4584  df-pr 4586  df-op 4590  df-uni 4867  df-int 4907  df-iun 4952  df-br 5103  df-opab 5167  df-mpt 5186  df-tr 5212  df-id 5545  df-eprel 5550  df-po 5558  df-so 5559  df-fr 5603  df-se 5604  df-we 5605  df-xp 5656  df-rel 5657  df-cnv 5658  df-co 5659  df-dm 5660  df-rn 5661  df-res 5662  df-ima 5663  df-pred 6304  df-ord 6365  df-on 6366  df-lim 6367  df-suc 6368  df-iota 6494  df-fun 6540  df-fn 6541  df-f 6542  df-f1 6543  df-fo 6544  df-f1o 6545  df-fv 6546  df-isom 6547  df-riota 7377  df-ov 7423  df-oprab 7424  df-mpo 7425  df-of 7693  df-ofr 7694  df-om 7878  df-1st 8001  df-2nd 8002  df-frecs 8299  df-wrecs 8330  df-recs 8379  df-rdg 8418  df-1o 8476  df-2o 8477  df-er 8717  df-map 8849  df-pm 8850  df-en 8974  df-dom 8975  df-sdom 8976  df-fin 8977  df-fi 9403  df-sup 9434  df-inf 9435  df-oi 9504  df-dju 9982  df-card 10020  df-pnf 11345  df-mnf 11346  df-xr 11347  df-ltxr 11348  df-le 11349  df-sub 11543  df-neg 11544  df-div 11974  df-nn 12336  df-2 12405  df-3 12406  df-n0 12607  df-z 12694  df-uz 12966  df-q 13076  df-rp 13121  df-xneg 13241  df-xadd 13242  df-xmul 13243  df-ioo 13480  df-ico 13482  df-icc 13483  df-fz 13640  df-fzo 13789  df-fl 13932  df-seq 14145  df-exp 14205  df-hash 14475  df-cj 15266  df-re 15267  df-im 15268  df-sqrt 15402  df-abs 15403  df-clim 15655  df-rlim 15656  df-sum 15854  df-rest 17593  df-topgen 17614  df-psmet 21670  df-xmet 21671  df-met 21672  df-bl 21673  df-mopn 21674  df-top 23212  df-topon 23229  df-bases 23264  df-cmp 23705  df-ovol 25785  df-vol 25786  df-mbf 25940  df-itg1 25941  df-0p 25991

This theorem is used by:  mbfi1flim  26044