mbfmullem2 - Metamath Proof Explorer

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Theorem mbfmullem2 25609

Description: Lemma for mbfmul 25611. (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 6712	. . 3 ⊢ (𝜑 → 𝐹 Fn 𝐴)
3		mbfmul.4	. . . 4 ⊢ (𝜑 → 𝐺:𝐴⟶ℝ)
4	3	ffnd 6712	. . 3 ⊢ (𝜑 → 𝐺 Fn 𝐴)
5	1	fdmd 6722	. . . 4 ⊢ (𝜑 → dom 𝐹 = 𝐴)
6		mbfmul.1	. . . . 5 ⊢ (𝜑 → 𝐹 ∈ MblFn)
7		mbfdm 25510	. . . . 5 ⊢ (𝐹 ∈ MblFn → dom 𝐹 ∈ dom vol)
8	6, 7	syl 17	. . . 4 ⊢ (𝜑 → dom 𝐹 ∈ dom vol)
9	5, 8	eqeltrrd 2828	. . 3 ⊢ (𝜑 → 𝐴 ∈ dom vol)
10		inidm 4213	. . 3 ⊢ (𝐴 ∩ 𝐴) = 𝐴
11		eqidd 2727	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝐹‘𝑥) = (𝐹‘𝑥))
12		eqidd 2727	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝐺‘𝑥) = (𝐺‘𝑥))
13	2, 4, 9, 9, 10, 11, 12	offval 7676	. 2 ⊢ (𝜑 → (𝐹 ∘_f · 𝐺) = (𝑥 ∈ 𝐴 ↦ ((𝐹‘𝑥) · (𝐺‘𝑥))))
14		nnuz 12869	. . 3 ⊢ ℕ = (ℤ_≥‘1)
15		1zzd 12597	. . 3 ⊢ (𝜑 → 1 ∈ ℤ)
16		1zzd 12597	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 1 ∈ ℤ)
17		mbfmul.6	. . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥)) ⇝ (𝐹‘𝑥))
18		nnex 12222	. . . . . 6 ⊢ ℕ ∈ V
19	18	mptex 7220	. . . . 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 7080	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑃‘𝑛) ∈ dom ∫₁)
24		i1ff 25560	. . . . . . . . . 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 712	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → (𝑃‘𝑛):ℝ⟶ℝ)
27		mblss 25415	. . . . . . . . . . 11 ⊢ (𝐴 ∈ dom vol → 𝐴 ⊆ ℝ)
28	9, 27	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → 𝐴 ⊆ ℝ)
29	28	sselda 3977	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝑥 ∈ ℝ)
30	29	adantr 480	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → 𝑥 ∈ ℝ)
31	26, 30	ffvelcdmd 7081	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → ((𝑃‘𝑛)‘𝑥) ∈ ℝ)
32	31	recnd 11246	. . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → ((𝑃‘𝑛)‘𝑥) ∈ ℂ)
33	32	fmpttd 7110	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥)):ℕ⟶ℂ)
34	33	ffvelcdmda 7080	. . . 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 7080	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑄‘𝑛) ∈ dom ∫₁)
37		i1ff 25560	. . . . . . . . . 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 712	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → (𝑄‘𝑛):ℝ⟶ℝ)
40	39, 30	ffvelcdmd 7081	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → ((𝑄‘𝑛)‘𝑥) ∈ ℝ)
41	40	recnd 11246	. . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑛 ∈ ℕ) → ((𝑄‘𝑛)‘𝑥) ∈ ℂ)
42	41	fmpttd 7110	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥)):ℕ⟶ℂ)
43	42	ffvelcdmda 7080	. . . 4 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑘 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥))‘𝑘) ∈ ℂ)
44		fveq2 6885	. . . . . . . . 9 ⊢ (𝑛 = 𝑘 → (𝑃‘𝑛) = (𝑃‘𝑘))
45	44	fveq1d 6887	. . . . . . . 8 ⊢ (𝑛 = 𝑘 → ((𝑃‘𝑛)‘𝑥) = ((𝑃‘𝑘)‘𝑥))
46		fveq2 6885	. . . . . . . . 9 ⊢ (𝑛 = 𝑘 → (𝑄‘𝑛) = (𝑄‘𝑘))
47	46	fveq1d 6887	. . . . . . . 8 ⊢ (𝑛 = 𝑘 → ((𝑄‘𝑛)‘𝑥) = ((𝑄‘𝑘)‘𝑥))
48	45, 47	oveq12d 7423	. . . . . . 7 ⊢ (𝑛 = 𝑘 → (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥)) = (((𝑃‘𝑘)‘𝑥) · ((𝑄‘𝑘)‘𝑥)))
49		eqid 2726	. . . . . . 7 ⊢ (𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) = (𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥)))
50		ovex 7438	. . . . . . 7 ⊢ (((𝑃‘𝑘)‘𝑥) · ((𝑄‘𝑘)‘𝑥)) ∈ V
51	48, 49, 50	fvmpt 6992	. . . . . 6 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥)))‘𝑘) = (((𝑃‘𝑘)‘𝑥) · ((𝑄‘𝑘)‘𝑥)))
52	51	adantl 481	. . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐴) ∧ 𝑘 ∈ ℕ) → ((𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥)))‘𝑘) = (((𝑃‘𝑘)‘𝑥) · ((𝑄‘𝑘)‘𝑥)))
53		eqid 2726	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥))
54		fvex 6898	. . . . . . . 8 ⊢ ((𝑃‘𝑘)‘𝑥) ∈ V
55	45, 53, 54	fvmpt 6992	. . . . . . 7 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥))‘𝑘) = ((𝑃‘𝑘)‘𝑥))
56		eqid 2726	. . . . . . . 8 ⊢ (𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥)) = (𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥))
57		fvex 6898	. . . . . . . 8 ⊢ ((𝑄‘𝑘)‘𝑥) ∈ V
58	47, 56, 57	fvmpt 6992	. . . . . . 7 ⊢ (𝑘 ∈ ℕ → ((𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥))‘𝑘) = ((𝑄‘𝑘)‘𝑥))
59	55, 58	oveq12d 7423	. . . . . 6 ⊢ (𝑘 ∈ ℕ → (((𝑛 ∈ ℕ ↦ ((𝑃‘𝑛)‘𝑥))‘𝑘) · ((𝑛 ∈ ℕ ↦ ((𝑄‘𝑛)‘𝑥))‘𝑘)) = (((𝑃‘𝑘)‘𝑥) · ((𝑄‘𝑘)‘𝑥)))
60	59	adantl 481	. . . . 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 2769	. . . 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 15583	. . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝑛 ∈ ℕ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ⇝ ((𝐹‘𝑥) · (𝐺‘𝑥)))
63	28	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝐴 ⊆ ℝ)
64	63	resmptd 6034	. . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑥 ∈ ℝ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ↾ 𝐴) = (𝑥 ∈ 𝐴 ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))))
65	25	ffnd 6712	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑃‘𝑛) Fn ℝ)
66	38	ffnd 6712	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑄‘𝑛) Fn ℝ)
67		reex 11203	. . . . . . . 8 ⊢ ℝ ∈ V
68	67	a1i 11	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ℝ ∈ V)
69		inidm 4213	. . . . . . 7 ⊢ (ℝ ∩ ℝ) = ℝ
70		eqidd 2727	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → ((𝑃‘𝑛)‘𝑥) = ((𝑃‘𝑛)‘𝑥))
71		eqidd 2727	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑥 ∈ ℝ) → ((𝑄‘𝑛)‘𝑥) = ((𝑄‘𝑛)‘𝑥))
72	65, 66, 68, 68, 69, 70, 71	offval 7676	. . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑃‘𝑛) ∘_f · (𝑄‘𝑛)) = (𝑥 ∈ ℝ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))))
73	23, 36	i1fmul 25580	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑃‘𝑛) ∘_f · (𝑄‘𝑛)) ∈ dom ∫₁)
74		i1fmbf 25559	. . . . . . 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 2828	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑥 ∈ ℝ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ∈ MblFn)
77	9	adantr 480	. . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝐴 ∈ dom vol)
78		mbfres 25528	. . . . 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 583	. . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑥 ∈ ℝ ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ↾ 𝐴) ∈ MblFn)
80	64, 79	eqeltrrd 2828	. . 3 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝑥 ∈ 𝐴 ↦ (((𝑃‘𝑛)‘𝑥) · ((𝑄‘𝑛)‘𝑥))) ∈ MblFn)
81		ovex 7438	. . . 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 25552	. 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ ((𝐹‘𝑥) · (𝐺‘𝑥))) ∈ MblFn)
84	13, 83	eqeltrd 2827	1 ⊢ (𝜑 → (𝐹 ∘_f · 𝐺) ∈ MblFn)

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 395 = wceq 1533 ∈ wcel 2098 Vcvv 3468 ⊆ wss 3943 class class class wbr 5141 ↦ cmpt 5224 dom cdm 5669 ↾ cres 5671 ⟶wf 6533 ‘cfv 6537 (class class class)co 7405 ∘_f cof 7665 ℂcc 11110 ℝcr 11111 1c1 11113 · cmul 11117 ℕcn 12216 ⇝ cli 15434 volcvol 25347 MblFncmbf 25498 ∫₁citg1 25499

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 2163 ax-ext 2697 ax-rep 5278 ax-sep 5292 ax-nul 5299 ax-pow 5356 ax-pr 5420 ax-un 7722 ax-inf2 9638 ax-cc 10432 ax-cnex 11168 ax-resscn 11169 ax-1cn 11170 ax-icn 11171 ax-addcl 11172 ax-addrcl 11173 ax-mulcl 11174 ax-mulrcl 11175 ax-mulcom 11176 ax-addass 11177 ax-mulass 11178 ax-distr 11179 ax-i2m1 11180 ax-1ne0 11181 ax-1rid 11182 ax-rnegex 11183 ax-rrecex 11184 ax-cnre 11185 ax-pre-lttri 11186 ax-pre-lttrn 11187 ax-pre-ltadd 11188 ax-pre-mulgt0 11189 ax-pre-sup 11190

This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 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 2704 df-cleq 2718 df-clel 2804 df-nfc 2879 df-ne 2935 df-nel 3041 df-ral 3056 df-rex 3065 df-rmo 3370 df-reu 3371 df-rab 3427 df-v 3470 df-sbc 3773 df-csb 3889 df-dif 3946 df-un 3948 df-in 3950 df-ss 3960 df-pss 3962 df-nul 4318 df-if 4524 df-pw 4599 df-sn 4624 df-pr 4626 df-op 4630 df-uni 4903 df-int 4944 df-iun 4992 df-disj 5107 df-br 5142 df-opab 5204 df-mpt 5225 df-tr 5259 df-id 5567 df-eprel 5573 df-po 5581 df-so 5582 df-fr 5624 df-se 5625 df-we 5626 df-xp 5675 df-rel 5676 df-cnv 5677 df-co 5678 df-dm 5679 df-rn 5680 df-res 5681 df-ima 5682 df-pred 6294 df-ord 6361 df-on 6362 df-lim 6363 df-suc 6364 df-iota 6489 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-isom 6546 df-riota 7361 df-ov 7408 df-oprab 7409 df-mpo 7410 df-of 7667 df-om 7853 df-1st 7974 df-2nd 7975 df-frecs 8267 df-wrecs 8298 df-recs 8372 df-rdg 8411 df-1o 8467 df-2o 8468 df-oadd 8471 df-omul 8472 df-er 8705 df-map 8824 df-pm 8825 df-en 8942 df-dom 8943 df-sdom 8944 df-fin 8945 df-sup 9439 df-inf 9440 df-oi 9507 df-dju 9898 df-card 9936 df-acn 9939 df-pnf 11254 df-mnf 11255 df-xr 11256 df-ltxr 11257 df-le 11258 df-sub 11450 df-neg 11451 df-div 11876 df-nn 12217 df-2 12279 df-3 12280 df-n0 12477 df-z 12563 df-uz 12827 df-q 12937 df-rp 12981 df-xadd 13099 df-ioo 13334 df-ioc 13335 df-ico 13336 df-icc 13337 df-fz 13491 df-fzo 13634 df-fl 13763 df-seq 13973 df-exp 14033 df-hash 14296 df-cj 15052 df-re 15053 df-im 15054 df-sqrt 15188 df-abs 15189 df-limsup 15421 df-clim 15438 df-rlim 15439 df-sum 15639 df-xmet 21233 df-met 21234 df-ovol 25348 df-vol 25349 df-mbf 25503 df-itg1 25504

This theorem is referenced by: mbfmullem 25610

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