mbfmullem2 - Metamath Proof Explorer

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Theorem mbfmullem2 25672

Description: Lemma for mbfmul 25674. (Contributed by Mario Carneiro, 7-Sep-2014.)

**Hypotheses**
Ref	Expression
mbfmul.1	⊢ (𝜑 → 𝐹 ∈ MblFn)
mbfmul.2	⊢ (𝜑 → 𝐺 ∈ MblFn)
mbfmul.3	⊢ (𝜑 → 𝐹:𝐴⟶ℝ)
mbfmul.4	⊢ (𝜑 → 𝐺:𝐴⟶ℝ)
mbfmul.5	⊢ (𝜑 → 𝑃:ℕ⟶dom ∫₁)
mbfmul.6	⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))
mbfmul.7	⊢ (𝜑 → 𝑄:ℕ⟶dom ∫₁)
mbfmul.8	⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥)) ⇝ (𝐺‘𝑥))

**Assertion**
Ref	Expression
mbfmullem2	⊢ (𝜑 → (𝐹 ∘_f · 𝐺) ∈ MblFn)

Distinct variable groups: 𝑥,𝑛,𝐴 𝑃,𝑛,𝑥 𝜑,𝑛,𝑥 𝑄,𝑛,𝑥 𝑛,𝐹,𝑥 𝑛,𝐺,𝑥

Proof of Theorem mbfmullem2 Dummy variable 𝑘 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		mbfmul.3	. . . 4 ⊢ (𝜑 → 𝐹:𝐴⟶ℝ)
2	1	ffnd 6718	. . 3 ⊢ (𝜑 → 𝐹 Fn 𝐴)
3		mbfmul.4	. . . 4 ⊢ (𝜑 → 𝐺:𝐴⟶ℝ)
4	3	ffnd 6718	. . 3 ⊢ (𝜑 → 𝐺 Fn 𝐴)
5	1	fdmd 6728	. . . 4 ⊢ (𝜑 → dom 𝐹 = 𝐴)
6		mbfmul.1	. . . . 5 ⊢ (𝜑 → 𝐹 ∈ MblFn)
7		mbfdm 25573	. . . . 5 ⊢ (𝐹 ∈ MblFn → dom 𝐹 ∈ dom vol)
8	6, 7	syl 17	. . . 4 ⊢ (𝜑 → dom 𝐹 ∈ dom vol)
9	5, 8	eqeltrrd 2826	. . 3 ⊢ (𝜑 → 𝐴 ∈ dom vol)
10		inidm 4213	. . 3 ⊢ (𝐴 ∩ 𝐴) = 𝐴
11		eqidd 2726	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝐹‘𝑥) = (𝐹‘𝑥))
12		eqidd 2726	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝐺‘𝑥) = (𝐺‘𝑥))
13	2, 4, 9, 9, 10, 11, 12	offval 7691	. 2 ⊢ (𝜑 → (𝐹 ∘_f · 𝐺) = (𝑥 ∈ 𝐴 ↦ ((𝐹‘𝑥) · (𝐺‘𝑥))))
14		nnuz 12895	. . 3 ⊢ ℕ = (ℤ_≥‘1)
15		1zzd 12623	. . 3 ⊢ (𝜑 → 1 ∈ ℤ)
16		1zzd 12623	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 1 ∈ ℤ)
17		mbfmul.6	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))
18		nnex 12248	. . . . . 6 ⊢ ℕ ∈ V
19	18	mptex 7231	. . . . 5 ⊢ (𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ∈ V
20	19	a1i 11	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ∈ V)
21		mbfmul.8	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥)) ⇝ (𝐺‘𝑥))
22		mbfmul.5	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑃:ℕ⟶dom ∫₁)
23	22	ffvelcdmda 7089	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑃‘𝑛) ∈ dom ∫₁)
24		i1ff 25623	. . . . . . . . . 10 ⊢ ((𝑃‘𝑛) ∈ dom ∫₁ → (𝑃‘𝑛):ℝ⟶ℝ)
25	23, 24	syl 17	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑃‘𝑛):ℝ⟶ℝ)
26	25	adantlr 713	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → (𝑃‘𝑛):ℝ⟶ℝ)
27		mblss 25478	. . . . . . . . . . 11 ⊢ (𝐴 ∈ dom vol → 𝐴 ⊆ ℝ)
28	9, 27	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → 𝐴 ⊆ ℝ)
29	28	sselda 3972	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝑥 ∈ ℝ)
30	29	adantr 479	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → 𝑥 ∈ ℝ)
31	26, 30	ffvelcdmd 7090	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → ((𝑃‘𝑛)‘𝑥) ∈ ℝ)
32	31	recnd 11272	. . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → ((𝑃‘𝑛)‘𝑥) ∈ ℂ)
33	32	fmpttd 7120	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥)):ℕ⟶ℂ)
34	33	ffvelcdmda 7089	. . . 4 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑘 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥))‘𝑘) ∈ ℂ)
35		mbfmul.7	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑄:ℕ⟶dom ∫₁)
36	35	ffvelcdmda 7089	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑄‘𝑛) ∈ dom ∫₁)
37		i1ff 25623	. . . . . . . . . 10 ⊢ ((𝑄‘𝑛) ∈ dom ∫₁ → (𝑄‘𝑛):ℝ⟶ℝ)
38	36, 37	syl 17	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑄‘𝑛):ℝ⟶ℝ)
39	38	adantlr 713	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → (𝑄‘𝑛):ℝ⟶ℝ)
40	39, 30	ffvelcdmd 7090	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → ((𝑄‘𝑛)‘𝑥) ∈ ℝ)
41	40	recnd 11272	. . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → ((𝑄‘𝑛)‘𝑥) ∈ ℂ)
42	41	fmpttd 7120	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥)):ℕ⟶ℂ)
43	42	ffvelcdmda 7089	. . . 4 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑘 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥))‘𝑘) ∈ ℂ)
44		fveq2 6892	. . . . . . . . 9 ⊢ (𝑛 = 𝑘 → (𝑃‘𝑛) = (𝑃‘𝑘))
45	44	fveq1d 6894	. . . . . . . 8 ⊢ (𝑛 = 𝑘 → ((𝑃‘𝑛)‘𝑥) = ((𝑃‘𝑘)‘𝑥))
46		fveq2 6892	. . . . . . . . 9 ⊢ (𝑛 = 𝑘 → (𝑄‘𝑛) = (𝑄‘𝑘))
47	46	fveq1d 6894	. . . . . . . 8 ⊢ (𝑛 = 𝑘 → ((𝑄‘𝑛)‘𝑥) = ((𝑄‘𝑘)‘𝑥))
48	45, 47	oveq12d 7434	. . . . . . 7 ⊢ (𝑛 = 𝑘 → (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥)) = (((𝑃‘𝑘)‘𝑥) · ((𝑄‘𝑘)‘𝑥)))
49		eqid 2725	. . . . . . 7 ⊢ (𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) = (𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥)))
50		ovex 7449	. . . . . . 7 ⊢ (((𝑃‘𝑘)‘𝑥) · ((𝑄‘𝑘)‘𝑥)) ∈ V
51	48, 49, 50	fvmpt 7000	. . . . . 6 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥)))‘𝑘) = (((𝑃‘𝑘)‘𝑥) · ((𝑄‘𝑘)‘𝑥)))
52	51	adantl 480	. . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑘 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥)))‘𝑘) = (((𝑃‘𝑘)‘𝑥) · ((𝑄‘𝑘)‘𝑥)))
53		eqid 2725	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥))
54		fvex 6905	. . . . . . . 8 ⊢ ((𝑃‘𝑘)‘𝑥) ∈ V
55	45, 53, 54	fvmpt 7000	. . . . . . 7 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥))‘𝑘) = ((𝑃‘𝑘)‘𝑥))
56		eqid 2725	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥))
57		fvex 6905	. . . . . . . 8 ⊢ ((𝑄‘𝑘)‘𝑥) ∈ V
58	47, 56, 57	fvmpt 7000	. . . . . . 7 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥))‘𝑘) = ((𝑄‘𝑘)‘𝑥))
59	55, 58	oveq12d 7434	. . . . . 6 ⊢ (𝑘 ∈ ℕ → (((𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥))‘𝑘) · ((𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥))‘𝑘)) = (((𝑃‘𝑘)‘𝑥) · ((𝑄‘𝑘)‘𝑥)))
60	59	adantl 480	. . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑘 ∈ ℕ) → (((𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥))‘𝑘) · ((𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥))‘𝑘)) = (((𝑃‘𝑘)‘𝑥) · ((𝑄‘𝑘)‘𝑥)))
61	52, 60	eqtr4d 2768	. . . 4 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑘 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥)))‘𝑘) = (((𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥))‘𝑘) · ((𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥))‘𝑘)))
62	14, 16, 17, 20, 21, 34, 43, 61	climmul 15609	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ⇝ ((𝐹‘𝑥) · (𝐺‘𝑥)))
63	28	adantr 479	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝐴 ⊆ ℝ)
64	63	resmptd 6039	. . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑥 ∈ ℝ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ↾ 𝐴) = (𝑥 ∈ 𝐴 ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))))
65	25	ffnd 6718	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑃‘𝑛) Fn ℝ)
66	38	ffnd 6718	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑄‘𝑛) Fn ℝ)
67		reex 11229	. . . . . . . 8 ⊢ ℝ ∈ V
68	67	a1i 11	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ℝ ∈ V)
69		inidm 4213	. . . . . . 7 ⊢ (ℝ ∩ ℝ) = ℝ
70		eqidd 2726	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → ((𝑃‘𝑛)‘𝑥) = ((𝑃‘𝑛)‘𝑥))
71		eqidd 2726	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → ((𝑄‘𝑛)‘𝑥) = ((𝑄‘𝑛)‘𝑥))
72	65, 66, 68, 68, 69, 70, 71	offval 7691	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑃‘𝑛) ∘_f · (𝑄‘𝑛)) = (𝑥 ∈ ℝ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))))
73	23, 36	i1fmul 25643	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑃‘𝑛) ∘_f · (𝑄‘𝑛)) ∈ dom ∫₁)
74		i1fmbf 25622	. . . . . . 7 ⊢ (((𝑃‘𝑛) ∘_f · (𝑄‘𝑛)) ∈ dom ∫₁ → ((𝑃‘𝑛) ∘_f · (𝑄‘𝑛)) ∈ MblFn)
75	73, 74	syl 17	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑃‘𝑛) ∘_f · (𝑄‘𝑛)) ∈ MblFn)
76	72, 75	eqeltrrd 2826	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑥 ∈ ℝ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ∈ MblFn)
77	9	adantr 479	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝐴 ∈ dom vol)
78		mbfres 25591	. . . . 5 ⊢ (((𝑥 ∈ ℝ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ∈ MblFn ∧ 𝐴 ∈ dom vol) → ((𝑥 ∈ ℝ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ↾ 𝐴) ∈ MblFn)
79	76, 77, 78	syl2anc 582	. . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑥 ∈ ℝ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ↾ 𝐴) ∈ MblFn)
80	64, 79	eqeltrrd 2826	. . 3 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑥 ∈ 𝐴 ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ∈ MblFn)
81		ovex 7449	. . . 4 ⊢ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥)) ∈ V
82	81	a1i 11	. . 3 ⊢ ((𝜑 ∧ (𝑛 ∈ ℕ ∧ 𝑥 ∈ 𝐴)) → (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥)) ∈ V)
83	14, 15, 62, 80, 82	mbflim 25615	. 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ ((𝐹‘𝑥) · (𝐺‘𝑥))) ∈ MblFn)
84	13, 83	eqeltrd 2825	1 ⊢ (𝜑 → (𝐹 ∘_f · 𝐺) ∈ MblFn)

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 394 = wceq 1533 ∈ wcel 2098 Vcvv 3463 ⊆ wss 3939 class class class wbr 5143 ↦ cmpt 5226 dom cdm 5672 ↾ cres 5674 ⟶wf 6539 ‘cfv 6543 (class class class)co 7416 ∘_f cof 7680 ℂcc 11136 ℝcr 11137 1c1 11139 · cmul 11143 ℕcn 12242 ⇝ cli 15460 volcvol 25410 MblFncmbf 25561 ∫₁citg1 25562

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2166 ax-ext 2696 ax-rep 5280 ax-sep 5294 ax-nul 5301 ax-pow 5359 ax-pr 5423 ax-un 7738 ax-inf2 9664 ax-cc 10458 ax-cnex 11194 ax-resscn 11195 ax-1cn 11196 ax-icn 11197 ax-addcl 11198 ax-addrcl 11199 ax-mulcl 11200 ax-mulrcl 11201 ax-mulcom 11202 ax-addass 11203 ax-mulass 11204 ax-distr 11205 ax-i2m1 11206 ax-1ne0 11207 ax-1rid 11208 ax-rnegex 11209 ax-rrecex 11210 ax-cnre 11211 ax-pre-lttri 11212 ax-pre-lttrn 11213 ax-pre-ltadd 11214 ax-pre-mulgt0 11215 ax-pre-sup 11216

This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2703 df-cleq 2717 df-clel 2802 df-nfc 2877 df-ne 2931 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3364 df-reu 3365 df-rab 3420 df-v 3465 df-sbc 3769 df-csb 3885 df-dif 3942 df-un 3944 df-in 3946 df-ss 3956 df-pss 3959 df-nul 4319 df-if 4525 df-pw 4600 df-sn 4625 df-pr 4627 df-op 4631 df-uni 4904 df-int 4945 df-iun 4993 df-disj 5109 df-br 5144 df-opab 5206 df-mpt 5227 df-tr 5261 df-id 5570 df-eprel 5576 df-po 5584 df-so 5585 df-fr 5627 df-se 5628 df-we 5629 df-xp 5678 df-rel 5679 df-cnv 5680 df-co 5681 df-dm 5682 df-rn 5683 df-res 5684 df-ima 5685 df-pred 6300 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6495 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-isom 6552 df-riota 7372 df-ov 7419 df-oprab 7420 df-mpo 7421 df-of 7682 df-om 7869 df-1st 7991 df-2nd 7992 df-frecs 8285 df-wrecs 8316 df-recs 8390 df-rdg 8429 df-1o 8485 df-2o 8486 df-oadd 8489 df-omul 8490 df-er 8723 df-map 8845 df-pm 8846 df-en 8963 df-dom 8964 df-sdom 8965 df-fin 8966 df-sup 9465 df-inf 9466 df-oi 9533 df-dju 9924 df-card 9962 df-acn 9965 df-pnf 11280 df-mnf 11281 df-xr 11282 df-ltxr 11283 df-le 11284 df-sub 11476 df-neg 11477 df-div 11902 df-nn 12243 df-2 12305 df-3 12306 df-n0 12503 df-z 12589 df-uz 12853 df-q 12963 df-rp 13007 df-xadd 13125 df-ioo 13360 df-ioc 13361 df-ico 13362 df-icc 13363 df-fz 13517 df-fzo 13660 df-fl 13789 df-seq 13999 df-exp 14059 df-hash 14322 df-cj 15078 df-re 15079 df-im 15080 df-sqrt 15214 df-abs 15215 df-limsup 15447 df-clim 15464 df-rlim 15465 df-sum 15665 df-xmet 21276 df-met 21277 df-ovol 25411 df-vol 25412 df-mbf 25566 df-itg1 25567

This theorem is referenced by: mbfmullem 25673

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