Theorem fprodf1o 14676

Description: Re-index a finite product using a bijection. (Contributed by Scott Fenton, 7-Dec-2017.)

Hypotheses

Ref	Expression
fprodf1o.1	⊢ (𝑘 = 𝐺 → 𝐵 = 𝐷)
fprodf1o.2	⊢ (𝜑 → 𝐶 ∈ Fin)
fprodf1o.3	⊢ (𝜑 → 𝐹:𝐶–1-1-onto→𝐴)
fprodf1o.4	⊢ ((𝜑 ∧ 𝑛 ∈ 𝐶) → (𝐹‘𝑛) = 𝐺)
fprodf1o.5	⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ ℂ)

Assertion

Ref	Expression
fprodf1o	⊢ (𝜑 → ∏𝑘 ∈ 𝐴 𝐵 = ∏𝑛 ∈ 𝐶 𝐷)

Distinct variable groups:   𝐴,𝑘,𝑛   𝐵,𝑛   𝐶,𝑛   𝐷,𝑘   𝑛,𝐹   𝑘,𝐺   𝑘,𝑛,𝜑

Allowed substitution hints:   𝐵(𝑘)   𝐶(𝑘)   𝐷(𝑛)   𝐹(𝑘)   𝐺(𝑛)

Proof of Theorem fprodf1o

Dummy variables 𝑓 𝑚 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		prod0 14673	. . . 4 ⊢ ∏𝑘 ∈ ∅ 𝐵 = 1
2		fprodf1o.3	. . . . . . . . 9 ⊢ (𝜑 → 𝐹:𝐶–1-1-onto→𝐴)
3	2	adantr 481	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝐶 = ∅) → 𝐹:𝐶–1-1-onto→𝐴)
4		f1oeq2 6128	. . . . . . . . 9 ⊢ (𝐶 = ∅ → (𝐹:𝐶–1-1-onto→𝐴 ↔ 𝐹:∅–1-1-onto→𝐴))
5	4	adantl 482	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝐶 = ∅) → (𝐹:𝐶–1-1-onto→𝐴 ↔ 𝐹:∅–1-1-onto→𝐴))
6	3, 5	mpbid 222	. . . . . . 7 ⊢ ((𝜑 ∧ 𝐶 = ∅) → 𝐹:∅–1-1-onto→𝐴)
7		f1ofo 6144	. . . . . . 7 ⊢ (𝐹:∅–1-1-onto→𝐴 → 𝐹:∅–onto→𝐴)
8	6, 7	syl 17	. . . . . 6 ⊢ ((𝜑 ∧ 𝐶 = ∅) → 𝐹:∅–onto→𝐴)
9		fo00 6172	. . . . . . 7 ⊢ (𝐹:∅–onto→𝐴 ↔ (𝐹 = ∅ ∧ 𝐴 = ∅))
10	9	simprbi 480	. . . . . 6 ⊢ (𝐹:∅–onto→𝐴 → 𝐴 = ∅)
11	8, 10	syl 17	. . . . 5 ⊢ ((𝜑 ∧ 𝐶 = ∅) → 𝐴 = ∅)
12	11	prodeq1d 14651	. . . 4 ⊢ ((𝜑 ∧ 𝐶 = ∅) → ∏𝑘 ∈ 𝐴 𝐵 = ∏𝑘 ∈ ∅ 𝐵)
13		prodeq1 14639	. . . . . 6 ⊢ (𝐶 = ∅ → ∏𝑛 ∈ 𝐶 𝐷 = ∏𝑛 ∈ ∅ 𝐷)
14		prod0 14673	. . . . . 6 ⊢ ∏𝑛 ∈ ∅ 𝐷 = 1
15	13, 14	syl6eq 2672	. . . . 5 ⊢ (𝐶 = ∅ → ∏𝑛 ∈ 𝐶 𝐷 = 1)
16	15	adantl 482	. . . 4 ⊢ ((𝜑 ∧ 𝐶 = ∅) → ∏𝑛 ∈ 𝐶 𝐷 = 1)
17	1, 12, 16	3eqtr4a 2682	. . 3 ⊢ ((𝜑 ∧ 𝐶 = ∅) → ∏𝑘 ∈ 𝐴 𝐵 = ∏𝑛 ∈ 𝐶 𝐷)
18	17	ex 450	. 2 ⊢ (𝜑 → (𝐶 = ∅ → ∏𝑘 ∈ 𝐴 𝐵 = ∏𝑛 ∈ 𝐶 𝐷))
19		fveq2 6191	. . . . . . . . 9 ⊢ (𝑚 = (𝑓‘𝑛) → (𝐹‘𝑚) = (𝐹‘(𝑓‘𝑛)))
20	19	fveq2d 6195	. . . . . . . 8 ⊢ (𝑚 = (𝑓‘𝑛) → ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚)) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘(𝑓‘𝑛))))
21		simprl 794	. . . . . . . 8 ⊢ ((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) → (#‘𝐶) ∈ ℕ)
22		simprr 796	. . . . . . . 8 ⊢ ((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) → 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)
23		f1of 6137	. . . . . . . . . . . 12 ⊢ (𝐹:𝐶–1-1-onto→𝐴 → 𝐹:𝐶⟶𝐴)
24	2, 23	syl 17	. . . . . . . . . . 11 ⊢ (𝜑 → 𝐹:𝐶⟶𝐴)
25	24	ffvelrnda 6359	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑚 ∈ 𝐶) → (𝐹‘𝑚) ∈ 𝐴)
26		fprodf1o.5	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ ℂ)
27		eqid 2622	. . . . . . . . . . . 12 ⊢ (𝑘 ∈ 𝐴 ↦ 𝐵) = (𝑘 ∈ 𝐴 ↦ 𝐵)
28	26, 27	fmptd 6385	. . . . . . . . . . 11 ⊢ (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝐵):𝐴⟶ℂ)
29	28	ffvelrnda 6359	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝐹‘𝑚) ∈ 𝐴) → ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚)) ∈ ℂ)
30	25, 29	syldan 487	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑚 ∈ 𝐶) → ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚)) ∈ ℂ)
31	30	adantlr 751	. . . . . . . 8 ⊢ (((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) ∧ 𝑚 ∈ 𝐶) → ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚)) ∈ ℂ)
32		simpr 477	. . . . . . . . . . . 12 ⊢ (((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶) → 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)
33		f1oco 6159	. . . . . . . . . . . 12 ⊢ ((𝐹:𝐶–1-1-onto→𝐴 ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶) → (𝐹 ∘ 𝑓):(1...(#‘𝐶))–1-1-onto→𝐴)
34	2, 32, 33	syl2an 494	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) → (𝐹 ∘ 𝑓):(1...(#‘𝐶))–1-1-onto→𝐴)
35		f1of 6137	. . . . . . . . . . 11 ⊢ ((𝐹 ∘ 𝑓):(1...(#‘𝐶))–1-1-onto→𝐴 → (𝐹 ∘ 𝑓):(1...(#‘𝐶))⟶𝐴)
36	34, 35	syl 17	. . . . . . . . . 10 ⊢ ((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) → (𝐹 ∘ 𝑓):(1...(#‘𝐶))⟶𝐴)
37		fvco3 6275	. . . . . . . . . 10 ⊢ (((𝐹 ∘ 𝑓):(1...(#‘𝐶))⟶𝐴 ∧ 𝑛 ∈ (1...(#‘𝐶))) → (((𝑘 ∈ 𝐴 ↦ 𝐵) ∘ (𝐹 ∘ 𝑓))‘𝑛) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘((𝐹 ∘ 𝑓)‘𝑛)))
38	36, 37	sylan 488	. . . . . . . . 9 ⊢ (((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) ∧ 𝑛 ∈ (1...(#‘𝐶))) → (((𝑘 ∈ 𝐴 ↦ 𝐵) ∘ (𝐹 ∘ 𝑓))‘𝑛) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘((𝐹 ∘ 𝑓)‘𝑛)))
39		f1of 6137	. . . . . . . . . . . . 13 ⊢ (𝑓:(1...(#‘𝐶))–1-1-onto→𝐶 → 𝑓:(1...(#‘𝐶))⟶𝐶)
40	39	adantl 482	. . . . . . . . . . . 12 ⊢ (((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶) → 𝑓:(1...(#‘𝐶))⟶𝐶)
41	40	adantl 482	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) → 𝑓:(1...(#‘𝐶))⟶𝐶)
42		fvco3 6275	. . . . . . . . . . 11 ⊢ ((𝑓:(1...(#‘𝐶))⟶𝐶 ∧ 𝑛 ∈ (1...(#‘𝐶))) → ((𝐹 ∘ 𝑓)‘𝑛) = (𝐹‘(𝑓‘𝑛)))
43	41, 42	sylan 488	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) ∧ 𝑛 ∈ (1...(#‘𝐶))) → ((𝐹 ∘ 𝑓)‘𝑛) = (𝐹‘(𝑓‘𝑛)))
44	43	fveq2d 6195	. . . . . . . . 9 ⊢ (((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) ∧ 𝑛 ∈ (1...(#‘𝐶))) → ((𝑘 ∈ 𝐴 ↦ 𝐵)‘((𝐹 ∘ 𝑓)‘𝑛)) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘(𝑓‘𝑛))))
45	38, 44	eqtrd 2656	. . . . . . . 8 ⊢ (((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) ∧ 𝑛 ∈ (1...(#‘𝐶))) → (((𝑘 ∈ 𝐴 ↦ 𝐵) ∘ (𝐹 ∘ 𝑓))‘𝑛) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘(𝑓‘𝑛))))
46	20, 21, 22, 31, 45	fprod 14671	. . . . . . 7 ⊢ ((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) → ∏𝑚 ∈ 𝐶 ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚)) = (seq1( · , ((𝑘 ∈ 𝐴 ↦ 𝐵) ∘ (𝐹 ∘ 𝑓)))‘(#‘𝐶)))
47		fprodf1o.4	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝐶) → (𝐹‘𝑛) = 𝐺)
48	24	ffvelrnda 6359	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝐶) → (𝐹‘𝑛) ∈ 𝐴)
49	47, 48	eqeltrrd 2702	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝐶) → 𝐺 ∈ 𝐴)
50		fprodf1o.1	. . . . . . . . . . . . . 14 ⊢ (𝑘 = 𝐺 → 𝐵 = 𝐷)
51	50, 27	fvmpti 6281	. . . . . . . . . . . . 13 ⊢ (𝐺 ∈ 𝐴 → ((𝑘 ∈ 𝐴 ↦ 𝐵)‘𝐺) = ( I ‘𝐷))
52	49, 51	syl 17	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝐶) → ((𝑘 ∈ 𝐴 ↦ 𝐵)‘𝐺) = ( I ‘𝐷))
53	47	fveq2d 6195	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝐶) → ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑛)) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘𝐺))
54		eqid 2622	. . . . . . . . . . . . . 14 ⊢ (𝑛 ∈ 𝐶 ↦ 𝐷) = (𝑛 ∈ 𝐶 ↦ 𝐷)
55	54	fvmpt2i 6290	. . . . . . . . . . . . 13 ⊢ (𝑛 ∈ 𝐶 → ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑛) = ( I ‘𝐷))
56	55	adantl 482	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝐶) → ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑛) = ( I ‘𝐷))
57	52, 53, 56	3eqtr4rd 2667	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝐶) → ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑛) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑛)))
58	57	ralrimiva 2966	. . . . . . . . . 10 ⊢ (𝜑 → ∀𝑛 ∈ 𝐶 ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑛) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑛)))
59		nffvmpt1 6199	. . . . . . . . . . . 12 ⊢ Ⅎ𝑛((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑚)
60	59	nfeq1 2778	. . . . . . . . . . 11 ⊢ Ⅎ𝑛((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑚) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚))
61		fveq2 6191	. . . . . . . . . . . 12 ⊢ (𝑛 = 𝑚 → ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑛) = ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑚))
62		fveq2 6191	. . . . . . . . . . . . 13 ⊢ (𝑛 = 𝑚 → (𝐹‘𝑛) = (𝐹‘𝑚))
63	62	fveq2d 6195	. . . . . . . . . . . 12 ⊢ (𝑛 = 𝑚 → ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑛)) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚)))
64	61, 63	eqeq12d 2637	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑚 → (((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑛) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑛)) ↔ ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑚) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚))))
65	60, 64	rspc 3303	. . . . . . . . . 10 ⊢ (𝑚 ∈ 𝐶 → (∀𝑛 ∈ 𝐶 ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑛) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑛)) → ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑚) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚))))
66	58, 65	mpan9 486	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑚 ∈ 𝐶) → ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑚) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚)))
67	66	adantlr 751	. . . . . . . 8 ⊢ (((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) ∧ 𝑚 ∈ 𝐶) → ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑚) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚)))
68	67	prodeq2dv 14653	. . . . . . 7 ⊢ ((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) → ∏𝑚 ∈ 𝐶 ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑚) = ∏𝑚 ∈ 𝐶 ((𝑘 ∈ 𝐴 ↦ 𝐵)‘(𝐹‘𝑚)))
69		fveq2 6191	. . . . . . . 8 ⊢ (𝑚 = ((𝐹 ∘ 𝑓)‘𝑛) → ((𝑘 ∈ 𝐴 ↦ 𝐵)‘𝑚) = ((𝑘 ∈ 𝐴 ↦ 𝐵)‘((𝐹 ∘ 𝑓)‘𝑛)))
70	28	adantr 481	. . . . . . . . 9 ⊢ ((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) → (𝑘 ∈ 𝐴 ↦ 𝐵):𝐴⟶ℂ)
71	70	ffvelrnda 6359	. . . . . . . 8 ⊢ (((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) ∧ 𝑚 ∈ 𝐴) → ((𝑘 ∈ 𝐴 ↦ 𝐵)‘𝑚) ∈ ℂ)
72	69, 21, 34, 71, 38	fprod 14671	. . . . . . 7 ⊢ ((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) → ∏𝑚 ∈ 𝐴 ((𝑘 ∈ 𝐴 ↦ 𝐵)‘𝑚) = (seq1( · , ((𝑘 ∈ 𝐴 ↦ 𝐵) ∘ (𝐹 ∘ 𝑓)))‘(#‘𝐶)))
73	46, 68, 72	3eqtr4rd 2667	. . . . . 6 ⊢ ((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) → ∏𝑚 ∈ 𝐴 ((𝑘 ∈ 𝐴 ↦ 𝐵)‘𝑚) = ∏𝑚 ∈ 𝐶 ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑚))
74		prodfc 14675	. . . . . 6 ⊢ ∏𝑚 ∈ 𝐴 ((𝑘 ∈ 𝐴 ↦ 𝐵)‘𝑚) = ∏𝑘 ∈ 𝐴 𝐵
75		prodfc 14675	. . . . . 6 ⊢ ∏𝑚 ∈ 𝐶 ((𝑛 ∈ 𝐶 ↦ 𝐷)‘𝑚) = ∏𝑛 ∈ 𝐶 𝐷
76	73, 74, 75	3eqtr3g 2679	. . . . 5 ⊢ ((𝜑 ∧ ((#‘𝐶) ∈ ℕ ∧ 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)) → ∏𝑘 ∈ 𝐴 𝐵 = ∏𝑛 ∈ 𝐶 𝐷)
77	76	expr 643	. . . 4 ⊢ ((𝜑 ∧ (#‘𝐶) ∈ ℕ) → (𝑓:(1...(#‘𝐶))–1-1-onto→𝐶 → ∏𝑘 ∈ 𝐴 𝐵 = ∏𝑛 ∈ 𝐶 𝐷))
78	77	exlimdv 1861	. . 3 ⊢ ((𝜑 ∧ (#‘𝐶) ∈ ℕ) → (∃𝑓 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶 → ∏𝑘 ∈ 𝐴 𝐵 = ∏𝑛 ∈ 𝐶 𝐷))
79	78	expimpd 629	. 2 ⊢ (𝜑 → (((#‘𝐶) ∈ ℕ ∧ ∃𝑓 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶) → ∏𝑘 ∈ 𝐴 𝐵 = ∏𝑛 ∈ 𝐶 𝐷))
80		fprodf1o.2	. . 3 ⊢ (𝜑 → 𝐶 ∈ Fin)
81		fz1f1o 14441	. . 3 ⊢ (𝐶 ∈ Fin → (𝐶 = ∅ ∨ ((#‘𝐶) ∈ ℕ ∧ ∃𝑓 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)))
82	80, 81	syl 17	. 2 ⊢ (𝜑 → (𝐶 = ∅ ∨ ((#‘𝐶) ∈ ℕ ∧ ∃𝑓 𝑓:(1...(#‘𝐶))–1-1-onto→𝐶)))
83	18, 79, 82	mpjaod 396	1 ⊢ (𝜑 → ∏𝑘 ∈ 𝐴 𝐵 = ∏𝑛 ∈ 𝐶 𝐷)

Syntax hints:   → wi 4   ↔ wb 196   ∨ wo 383   ∧ wa 384   = wceq 1483  ∃wex 1704   ∈ wcel 1990  ∀wral 2912  ∅c0 3915   ↦ cmpt 4729   I cid 5023   ∘ ccom 5118  ⟶wf 5884  –onto→wfo 5886  –1-1-onto→wf1o 5887  ‘cfv 5888  (class class class)co 6650  Fincfn 7955  ℂcc 9934  1c1 9937   · cmul 9941  ℕcn 11020  ...cfz 12326  seqcseq 12801  #chash 13117  ∏cprod 14635

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1722  ax-4 1737  ax-5 1839  ax-6 1888  ax-7 1935  ax-8 1992  ax-9 1999  ax-10 2019  ax-11 2034  ax-12 2047  ax-13 2246  ax-ext 2602  ax-rep 4771  ax-sep 4781  ax-nul 4789  ax-pow 4843  ax-pr 4906  ax-un 6949  ax-inf2 8538  ax-cnex 9992  ax-resscn 9993  ax-1cn 9994  ax-icn 9995  ax-addcl 9996  ax-addrcl 9997  ax-mulcl 9998  ax-mulrcl 9999  ax-mulcom 10000  ax-addass 10001  ax-mulass 10002  ax-distr 10003  ax-i2m1 10004  ax-1ne0 10005  ax-1rid 10006  ax-rnegex 10007  ax-rrecex 10008  ax-cnre 10009  ax-pre-lttri 10010  ax-pre-lttrn 10011  ax-pre-ltadd 10012  ax-pre-mulgt0 10013  ax-pre-sup 10014

This theorem depends on definitions:  df-bi 197  df-or 385  df-an 386  df-3or 1038  df-3an 1039  df-tru 1486  df-fal 1489  df-ex 1705  df-nf 1710  df-sb 1881  df-eu 2474  df-mo 2475  df-clab 2609  df-cleq 2615  df-clel 2618  df-nfc 2753  df-ne 2795  df-nel 2898  df-ral 2917  df-rex 2918  df-reu 2919  df-rmo 2920  df-rab 2921  df-v 3202  df-sbc 3436  df-csb 3534  df-dif 3577  df-un 3579  df-in 3581  df-ss 3588  df-pss 3590  df-nul 3916  df-if 4087  df-pw 4160  df-sn 4178  df-pr 4180  df-tp 4182  df-op 4184  df-uni 4437  df-int 4476  df-iun 4522  df-br 4654  df-opab 4713  df-mpt 4730  df-tr 4753  df-id 5024  df-eprel 5029  df-po 5035  df-so 5036  df-fr 5073  df-se 5074  df-we 5075  df-xp 5120  df-rel 5121  df-cnv 5122  df-co 5123  df-dm 5124  df-rn 5125  df-res 5126  df-ima 5127  df-pred 5680  df-ord 5726  df-on 5727  df-lim 5728  df-suc 5729  df-iota 5851  df-fun 5890  df-fn 5891  df-f 5892  df-f1 5893  df-fo 5894  df-f1o 5895  df-fv 5896  df-isom 5897  df-riota 6611  df-ov 6653  df-oprab 6654  df-mpt2 6655  df-om 7066  df-1st 7168  df-2nd 7169  df-wrecs 7407  df-recs 7468  df-rdg 7506  df-1o 7560  df-oadd 7564  df-er 7742  df-en 7956  df-dom 7957  df-sdom 7958  df-fin 7959  df-sup 8348  df-oi 8415  df-card 8765  df-pnf 10076  df-mnf 10077  df-xr 10078  df-ltxr 10079  df-le 10080  df-sub 10268  df-neg 10269  df-div 10685  df-nn 11021  df-2 11079  df-3 11080  df-n0 11293  df-z 11378  df-uz 11688  df-rp 11833  df-fz 12327  df-fzo 12466  df-seq 12802  df-exp 12861  df-hash 13118  df-cj 13839  df-re 13840  df-im 13841  df-sqrt 13975  df-abs 13976  df-clim 14219  df-prod 14636

This theorem is referenced by:  fprodss  14678  fprodshft  14706  fprodrev  14707  fprod2dlem  14710  fprodcnv  14713  gausslemma2dlem1  25091  hgt750lemg  30732