Theorem itgitg1 25771

Description: Transfer an integral using ∫₁ to an equivalent integral using ∫. (Contributed by Mario Carneiro, 6-Aug-2014.)

Assertion

Ref	Expression
itgitg1	⊢ (𝐹 ∈ dom ∫1 → ∫ℝ(𝐹‘𝑥) d𝑥 = (∫1‘𝐹))

Distinct variable group:   𝑥,𝐹

Proof of Theorem itgitg1

Step	Hyp	Ref	Expression
1		i1ff 25638	. . . 4 ⊢ (𝐹 ∈ dom ∫1 → 𝐹:ℝ⟶ℝ)
2	1	ffvelcdmda 7031	. . 3 ⊢ ((𝐹 ∈ dom ∫1 ∧ 𝑥 ∈ ℝ) → (𝐹‘𝑥) ∈ ℝ)
3	1	feqmptd 6903	. . . 4 ⊢ (𝐹 ∈ dom ∫1 → 𝐹 = (𝑥 ∈ ℝ ↦ (𝐹‘𝑥)))
4		i1fibl 25770	. . . 4 ⊢ (𝐹 ∈ dom ∫1 → 𝐹 ∈ 𝐿1)
5	3, 4	eqeltrrd 2838	. . 3 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ (𝐹‘𝑥)) ∈ 𝐿1)
6	2, 5	itgreval 25759	. 2 ⊢ (𝐹 ∈ dom ∫1 → ∫ℝ(𝐹‘𝑥) d𝑥 = (∫ℝif(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) d𝑥 − ∫ℝif(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0) d𝑥))
7		0re 11139	. . . . . . 7 ⊢ 0 ∈ ℝ
8		ifcl 4526	. . . . . . 7 ⊢ (((𝐹‘𝑥) ∈ ℝ ∧ 0 ∈ ℝ) → if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∈ ℝ)
9	2, 7, 8	sylancl 587	. . . . . 6 ⊢ ((𝐹 ∈ dom ∫1 ∧ 𝑥 ∈ ℝ) → if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) ∈ ℝ)
10		max1 13105	. . . . . . 7 ⊢ ((0 ∈ ℝ ∧ (𝐹‘𝑥) ∈ ℝ) → 0 ≤ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))
11	7, 2, 10	sylancr 588	. . . . . 6 ⊢ ((𝐹 ∈ dom ∫1 ∧ 𝑥 ∈ ℝ) → 0 ≤ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))
12		id 22	. . . . . . . . 9 ⊢ (𝐹 ∈ dom ∫1 → 𝐹 ∈ dom ∫1)
13	3, 12	eqeltrrd 2838	. . . . . . . 8 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ (𝐹‘𝑥)) ∈ dom ∫1)
14	13	i1fposd 25669	. . . . . . 7 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∈ dom ∫1)
15		i1fibl 25770	. . . . . . 7 ⊢ ((𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∈ 𝐿1)
16	14, 15	syl 17	. . . . . 6 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∈ 𝐿1)
17	9, 11, 16	itgitg2 25769	. . . . 5 ⊢ (𝐹 ∈ dom ∫1 → ∫ℝif(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) d𝑥 = (∫2‘(𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))))
18	11	ralrimiva 3129	. . . . . . . 8 ⊢ (𝐹 ∈ dom ∫1 → ∀𝑥 ∈ ℝ 0 ≤ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))
19		reex 11122	. . . . . . . . . 10 ⊢ ℝ ∈ V
20	19	a1i 11	. . . . . . . . 9 ⊢ (𝐹 ∈ dom ∫1 → ℝ ∈ V)
21	7	a1i 11	. . . . . . . . 9 ⊢ ((𝐹 ∈ dom ∫1 ∧ 𝑥 ∈ ℝ) → 0 ∈ ℝ)
22		fconstmpt 5687	. . . . . . . . . 10 ⊢ (ℝ × {0}) = (𝑥 ∈ ℝ ↦ 0)
23	22	a1i 11	. . . . . . . . 9 ⊢ (𝐹 ∈ dom ∫1 → (ℝ × {0}) = (𝑥 ∈ ℝ ↦ 0))
24		eqidd 2738	. . . . . . . . 9 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) = (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)))
25	20, 21, 9, 23, 24	ofrfval2 7646	. . . . . . . 8 ⊢ (𝐹 ∈ dom ∫1 → ((ℝ × {0}) ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ↔ ∀𝑥 ∈ ℝ 0 ≤ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)))
26	18, 25	mpbird 257	. . . . . . 7 ⊢ (𝐹 ∈ dom ∫1 → (ℝ × {0}) ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)))
27		ax-resscn 11088	. . . . . . . . 9 ⊢ ℝ ⊆ ℂ
28	27	a1i 11	. . . . . . . 8 ⊢ (𝐹 ∈ dom ∫1 → ℝ ⊆ ℂ)
29	9	fmpttd 7062	. . . . . . . . 9 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)):ℝ⟶ℝ)
30	29	ffnd 6664	. . . . . . . 8 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) Fn ℝ)
31	28, 30	0pledm 25635	. . . . . . 7 ⊢ (𝐹 ∈ dom ∫1 → (0𝑝 ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ↔ (ℝ × {0}) ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))))
32	26, 31	mpbird 257	. . . . . 6 ⊢ (𝐹 ∈ dom ∫1 → 0𝑝 ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)))
33		itg2itg1 25698	. . . . . 6 ⊢ (((𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∈ dom ∫1 ∧ 0𝑝 ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))) → (∫2‘(𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))) = (∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))))
34	14, 32, 33	syl2anc 585	. . . . 5 ⊢ (𝐹 ∈ dom ∫1 → (∫2‘(𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))) = (∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))))
35	17, 34	eqtrd 2772	. . . 4 ⊢ (𝐹 ∈ dom ∫1 → ∫ℝif(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) d𝑥 = (∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))))
36	2	renegcld 11569	. . . . . . 7 ⊢ ((𝐹 ∈ dom ∫1 ∧ 𝑥 ∈ ℝ) → -(𝐹‘𝑥) ∈ ℝ)
37		ifcl 4526	. . . . . . 7 ⊢ ((-(𝐹‘𝑥) ∈ ℝ ∧ 0 ∈ ℝ) → if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0) ∈ ℝ)
38	36, 7, 37	sylancl 587	. . . . . 6 ⊢ ((𝐹 ∈ dom ∫1 ∧ 𝑥 ∈ ℝ) → if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0) ∈ ℝ)
39		max1 13105	. . . . . . 7 ⊢ ((0 ∈ ℝ ∧ -(𝐹‘𝑥) ∈ ℝ) → 0 ≤ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))
40	7, 36, 39	sylancr 588	. . . . . 6 ⊢ ((𝐹 ∈ dom ∫1 ∧ 𝑥 ∈ ℝ) → 0 ≤ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))
41		neg1rr 12136	. . . . . . . . . . . 12 ⊢ -1 ∈ ℝ
42	41	a1i 11	. . . . . . . . . . 11 ⊢ ((𝐹 ∈ dom ∫1 ∧ 𝑥 ∈ ℝ) → -1 ∈ ℝ)
43		fconstmpt 5687	. . . . . . . . . . . 12 ⊢ (ℝ × {-1}) = (𝑥 ∈ ℝ ↦ -1)
44	43	a1i 11	. . . . . . . . . . 11 ⊢ (𝐹 ∈ dom ∫1 → (ℝ × {-1}) = (𝑥 ∈ ℝ ↦ -1))
45	20, 42, 2, 44, 3	offval2 7645	. . . . . . . . . 10 ⊢ (𝐹 ∈ dom ∫1 → ((ℝ × {-1}) ∘f · 𝐹) = (𝑥 ∈ ℝ ↦ (-1 · (𝐹‘𝑥))))
46	2	recnd 11165	. . . . . . . . . . . 12 ⊢ ((𝐹 ∈ dom ∫1 ∧ 𝑥 ∈ ℝ) → (𝐹‘𝑥) ∈ ℂ)
47	46	mulm1d 11594	. . . . . . . . . . 11 ⊢ ((𝐹 ∈ dom ∫1 ∧ 𝑥 ∈ ℝ) → (-1 · (𝐹‘𝑥)) = -(𝐹‘𝑥))
48	47	mpteq2dva 5192	. . . . . . . . . 10 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ (-1 · (𝐹‘𝑥))) = (𝑥 ∈ ℝ ↦ -(𝐹‘𝑥)))
49	45, 48	eqtrd 2772	. . . . . . . . 9 ⊢ (𝐹 ∈ dom ∫1 → ((ℝ × {-1}) ∘f · 𝐹) = (𝑥 ∈ ℝ ↦ -(𝐹‘𝑥)))
50	41	a1i 11	. . . . . . . . . 10 ⊢ (𝐹 ∈ dom ∫1 → -1 ∈ ℝ)
51	12, 50	i1fmulc 25665	. . . . . . . . 9 ⊢ (𝐹 ∈ dom ∫1 → ((ℝ × {-1}) ∘f · 𝐹) ∈ dom ∫1)
52	49, 51	eqeltrrd 2838	. . . . . . . 8 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ -(𝐹‘𝑥)) ∈ dom ∫1)
53	52	i1fposd 25669	. . . . . . 7 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) ∈ dom ∫1)
54		i1fibl 25770	. . . . . . 7 ⊢ ((𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) ∈ 𝐿1)
55	53, 54	syl 17	. . . . . 6 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) ∈ 𝐿1)
56	38, 40, 55	itgitg2 25769	. . . . 5 ⊢ (𝐹 ∈ dom ∫1 → ∫ℝif(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0) d𝑥 = (∫2‘(𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))))
57	40	ralrimiva 3129	. . . . . . . 8 ⊢ (𝐹 ∈ dom ∫1 → ∀𝑥 ∈ ℝ 0 ≤ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))
58		eqidd 2738	. . . . . . . . 9 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) = (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))
59	20, 21, 38, 23, 58	ofrfval2 7646	. . . . . . . 8 ⊢ (𝐹 ∈ dom ∫1 → ((ℝ × {0}) ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) ↔ ∀𝑥 ∈ ℝ 0 ≤ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))
60	57, 59	mpbird 257	. . . . . . 7 ⊢ (𝐹 ∈ dom ∫1 → (ℝ × {0}) ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))
61	38	fmpttd 7062	. . . . . . . . 9 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)):ℝ⟶ℝ)
62	61	ffnd 6664	. . . . . . . 8 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) Fn ℝ)
63	28, 62	0pledm 25635	. . . . . . 7 ⊢ (𝐹 ∈ dom ∫1 → (0𝑝 ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) ↔ (ℝ × {0}) ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))))
64	60, 63	mpbird 257	. . . . . 6 ⊢ (𝐹 ∈ dom ∫1 → 0𝑝 ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))
65		itg2itg1 25698	. . . . . 6 ⊢ (((𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) ∈ dom ∫1 ∧ 0𝑝 ∘r ≤ (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) → (∫2‘(𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) = (∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))))
66	53, 64, 65	syl2anc 585	. . . . 5 ⊢ (𝐹 ∈ dom ∫1 → (∫2‘(𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) = (∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))))
67	56, 66	eqtrd 2772	. . . 4 ⊢ (𝐹 ∈ dom ∫1 → ∫ℝif(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0) d𝑥 = (∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))))
68	35, 67	oveq12d 7379	. . 3 ⊢ (𝐹 ∈ dom ∫1 → (∫ℝif(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) d𝑥 − ∫ℝif(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0) d𝑥) = ((∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))) − (∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))))
69		itg1sub 25671	. . . 4 ⊢ (((𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∈ dom ∫1 ∧ (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) ∈ dom ∫1) → (∫1‘((𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∘f − (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))) = ((∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))) − (∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))))
70	14, 53, 69	syl2anc 585	. . 3 ⊢ (𝐹 ∈ dom ∫1 → (∫1‘((𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∘f − (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))) = ((∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0))) − (∫1‘(𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))))
71	68, 70	eqtr4d 2775	. 2 ⊢ (𝐹 ∈ dom ∫1 → (∫ℝif(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) d𝑥 − ∫ℝif(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0) d𝑥) = (∫1‘((𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∘f − (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))))
72		max0sub 13116	. . . . . 6 ⊢ ((𝐹‘𝑥) ∈ ℝ → (if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) − if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) = (𝐹‘𝑥))
73	2, 72	syl 17	. . . . 5 ⊢ ((𝐹 ∈ dom ∫1 ∧ 𝑥 ∈ ℝ) → (if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) − if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)) = (𝐹‘𝑥))
74	73	mpteq2dva 5192	. . . 4 ⊢ (𝐹 ∈ dom ∫1 → (𝑥 ∈ ℝ ↦ (if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) − if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) = (𝑥 ∈ ℝ ↦ (𝐹‘𝑥)))
75	20, 9, 38, 24, 58	offval2 7645	. . . 4 ⊢ (𝐹 ∈ dom ∫1 → ((𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∘f − (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) = (𝑥 ∈ ℝ ↦ (if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0) − if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))))
76	74, 75, 3	3eqtr4d 2782	. . 3 ⊢ (𝐹 ∈ dom ∫1 → ((𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∘f − (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0))) = 𝐹)
77	76	fveq2d 6839	. 2 ⊢ (𝐹 ∈ dom ∫1 → (∫1‘((𝑥 ∈ ℝ ↦ if(0 ≤ (𝐹‘𝑥), (𝐹‘𝑥), 0)) ∘f − (𝑥 ∈ ℝ ↦ if(0 ≤ -(𝐹‘𝑥), -(𝐹‘𝑥), 0)))) = (∫1‘𝐹))
78	6, 71, 77	3eqtrd 2776	1 ⊢ (𝐹 ∈ dom ∫1 → ∫ℝ(𝐹‘𝑥) d𝑥 = (∫1‘𝐹))

Syntax hints:   → wi 4   ∧ wa 395   = wceq 1542   ∈ wcel 2114  ∀wral 3052  Vcvv 3441   ⊆ wss 3902  ifcif 4480  {csn 4581   class class class wbr 5099   ↦ cmpt 5180   × cxp 5623  dom cdm 5625  ‘cfv 6493  (class class class)co 7361   ∘_f cof 7623   ∘_r cofr 7624  ℂcc 11029  ℝcr 11030  0cc0 11031  1c1 11032   · cmul 11036   ≤ cle 11172   − cmin 11369  -cneg 11370  ∫₁citg1 25577  ∫₂citg2 25578  𝐿¹cibl 25579  ∫citg 25580  0_𝑝c0p 25631

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-10 2147  ax-11 2163  ax-12 2185  ax-ext 2709  ax-rep 5225  ax-sep 5242  ax-nul 5252  ax-pow 5311  ax-pr 5378  ax-un 7683  ax-inf2 9555  ax-cnex 11087  ax-resscn 11088  ax-1cn 11089  ax-icn 11090  ax-addcl 11091  ax-addrcl 11092  ax-mulcl 11093  ax-mulrcl 11094  ax-mulcom 11095  ax-addass 11096  ax-mulass 11097  ax-distr 11098  ax-i2m1 11099  ax-1ne0 11100  ax-1rid 11101  ax-rnegex 11102  ax-rrecex 11103  ax-cnre 11104  ax-pre-lttri 11105  ax-pre-lttrn 11106  ax-pre-ltadd 11107  ax-pre-mulgt0 11108  ax-pre-sup 11109  ax-addf 11110

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3or 1088  df-3an 1089  df-tru 1545  df-fal 1555  df-ex 1782  df-nf 1786  df-sb 2069  df-mo 2540  df-eu 2570  df-clab 2716  df-cleq 2729  df-clel 2812  df-nfc 2886  df-ne 2934  df-nel 3038  df-ral 3053  df-rex 3062  df-rmo 3351  df-reu 3352  df-rab 3401  df-v 3443  df-sbc 3742  df-csb 3851  df-dif 3905  df-un 3907  df-in 3909  df-ss 3919  df-pss 3922  df-nul 4287  df-if 4481  df-pw 4557  df-sn 4582  df-pr 4584  df-op 4588  df-uni 4865  df-int 4904  df-iun 4949  df-disj 5067  df-br 5100  df-opab 5162  df-mpt 5181  df-tr 5207  df-id 5520  df-eprel 5525  df-po 5533  df-so 5534  df-fr 5578  df-se 5579  df-we 5580  df-xp 5631  df-rel 5632  df-cnv 5633  df-co 5634  df-dm 5635  df-rn 5636  df-res 5637  df-ima 5638  df-pred 6260  df-ord 6321  df-on 6322  df-lim 6323  df-suc 6324  df-iota 6449  df-fun 6495  df-fn 6496  df-f 6497  df-f1 6498  df-fo 6499  df-f1o 6500  df-fv 6501  df-isom 6502  df-riota 7318  df-ov 7364  df-oprab 7365  df-mpo 7366  df-of 7625  df-ofr 7626  df-om 7812  df-1st 7936  df-2nd 7937  df-frecs 8226  df-wrecs 8257  df-recs 8306  df-rdg 8344  df-1o 8400  df-2o 8401  df-er 8638  df-map 8770  df-pm 8771  df-en 8889  df-dom 8890  df-sdom 8891  df-fin 8892  df-fi 9319  df-sup 9350  df-inf 9351  df-oi 9420  df-dju 9818  df-card 9856  df-pnf 11173  df-mnf 11174  df-xr 11175  df-ltxr 11176  df-le 11177  df-sub 11371  df-neg 11372  df-div 11800  df-nn 12151  df-2 12213  df-3 12214  df-4 12215  df-n0 12407  df-z 12494  df-uz 12757  df-q 12867  df-rp 12911  df-xneg 13031  df-xadd 13032  df-xmul 13033  df-ioo 13270  df-ico 13272  df-icc 13273  df-fz 13429  df-fzo 13576  df-fl 13717  df-mod 13795  df-seq 13930  df-exp 13990  df-hash 14259  df-cj 15027  df-re 15028  df-im 15029  df-sqrt 15163  df-abs 15164  df-clim 15416  df-sum 15615  df-rest 17347  df-topgen 17368  df-psmet 21306  df-xmet 21307  df-met 21308  df-bl 21309  df-mopn 21310  df-top 22843  df-topon 22860  df-bases 22895  df-cmp 23336  df-ovol 25426  df-vol 25427  df-mbf 25581  df-itg1 25582  df-itg2 25583  df-ibl 25584  df-itg 25585  df-0p 25632

This theorem is referenced by: (None)