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Theorem 4fvwrd4 13688

Description: The first four function values of a word of length at least 4. (Contributed by Alexander van der Vekens, 18-Nov-2017.)

**Assertion**
Ref	Expression
4fvwrd4	⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → ∃𝑎 ∈ 𝑉 ∃𝑏 ∈ 𝑉 ∃𝑐 ∈ 𝑉 ∃𝑑 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ (𝑃‘3) = 𝑑)))

Distinct variable groups: 𝑃,𝑎,𝑏,𝑐,𝑑 𝑉,𝑎,𝑏,𝑐,𝑑 Allowed substitution hints: 𝐿(𝑎,𝑏,𝑐,𝑑)

**Proof of Theorem 4fvwrd4**
Step	Hyp	Ref	Expression
1		simpr 484	. . . . . 6 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → 𝑃:(0...𝐿)⟶𝑉)
2		0nn0 12541	. . . . . . . . 9 ⊢ 0 ∈ ℕ₀
3		elnn0uz 12923	. . . . . . . . 9 ⊢ (0 ∈ ℕ₀ ↔ 0 ∈ (ℤ_≥‘0))
4	2, 3	mpbi 230	. . . . . . . 8 ⊢ 0 ∈ (ℤ_≥‘0)
5		3nn0 12544	. . . . . . . . . . 11 ⊢ 3 ∈ ℕ₀
6		elnn0uz 12923	. . . . . . . . . . 11 ⊢ (3 ∈ ℕ₀ ↔ 3 ∈ (ℤ_≥‘0))
7	5, 6	mpbi 230	. . . . . . . . . 10 ⊢ 3 ∈ (ℤ_≥‘0)
8		uzss 12901	. . . . . . . . . 10 ⊢ (3 ∈ (ℤ_≥‘0) → (ℤ_≥‘3) ⊆ (ℤ_≥‘0))
9	7, 8	ax-mp 5	. . . . . . . . 9 ⊢ (ℤ_≥‘3) ⊆ (ℤ_≥‘0)
10	9	sseli 3979	. . . . . . . 8 ⊢ (𝐿 ∈ (ℤ_≥‘3) → 𝐿 ∈ (ℤ_≥‘0))
11		eluzfz 13559	. . . . . . . 8 ⊢ ((0 ∈ (ℤ_≥‘0) ∧ 𝐿 ∈ (ℤ_≥‘0)) → 0 ∈ (0...𝐿))
12	4, 10, 11	sylancr 587	. . . . . . 7 ⊢ (𝐿 ∈ (ℤ_≥‘3) → 0 ∈ (0...𝐿))
13	12	adantr 480	. . . . . 6 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → 0 ∈ (0...𝐿))
14	1, 13	ffvelcdmd 7105	. . . . 5 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → (𝑃‘0) ∈ 𝑉)
15		clel5 3665	. . . . 5 ⊢ ((𝑃‘0) ∈ 𝑉 ↔ ∃𝑎 ∈ 𝑉 (𝑃‘0) = 𝑎)
16	14, 15	sylib 218	. . . 4 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → ∃𝑎 ∈ 𝑉 (𝑃‘0) = 𝑎)
17		1eluzge0 12934	. . . . . . . 8 ⊢ 1 ∈ (ℤ_≥‘0)
18		1z 12647	. . . . . . . . . . 11 ⊢ 1 ∈ ℤ
19		3z 12650	. . . . . . . . . . 11 ⊢ 3 ∈ ℤ
20		1le3 12478	. . . . . . . . . . 11 ⊢ 1 ≤ 3
21		eluz2 12884	. . . . . . . . . . 11 ⊢ (3 ∈ (ℤ_≥‘1) ↔ (1 ∈ ℤ ∧ 3 ∈ ℤ ∧ 1 ≤ 3))
22	18, 19, 20, 21	mpbir3an 1342	. . . . . . . . . 10 ⊢ 3 ∈ (ℤ_≥‘1)
23		uzss 12901	. . . . . . . . . 10 ⊢ (3 ∈ (ℤ_≥‘1) → (ℤ_≥‘3) ⊆ (ℤ_≥‘1))
24	22, 23	ax-mp 5	. . . . . . . . 9 ⊢ (ℤ_≥‘3) ⊆ (ℤ_≥‘1)
25	24	sseli 3979	. . . . . . . 8 ⊢ (𝐿 ∈ (ℤ_≥‘3) → 𝐿 ∈ (ℤ_≥‘1))
26		eluzfz 13559	. . . . . . . 8 ⊢ ((1 ∈ (ℤ_≥‘0) ∧ 𝐿 ∈ (ℤ_≥‘1)) → 1 ∈ (0...𝐿))
27	17, 25, 26	sylancr 587	. . . . . . 7 ⊢ (𝐿 ∈ (ℤ_≥‘3) → 1 ∈ (0...𝐿))
28	27	adantr 480	. . . . . 6 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → 1 ∈ (0...𝐿))
29	1, 28	ffvelcdmd 7105	. . . . 5 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → (𝑃‘1) ∈ 𝑉)
30		clel5 3665	. . . . 5 ⊢ ((𝑃‘1) ∈ 𝑉 ↔ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏)
31	29, 30	sylib 218	. . . 4 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏)
32	16, 31	jca 511	. . 3 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → (∃𝑎 ∈ 𝑉 (𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏))
33		2eluzge0 12935	. . . . . . 7 ⊢ 2 ∈ (ℤ_≥‘0)
34		uzuzle23 12931	. . . . . . 7 ⊢ (𝐿 ∈ (ℤ_≥‘3) → 𝐿 ∈ (ℤ_≥‘2))
35		eluzfz 13559	. . . . . . 7 ⊢ ((2 ∈ (ℤ_≥‘0) ∧ 𝐿 ∈ (ℤ_≥‘2)) → 2 ∈ (0...𝐿))
36	33, 34, 35	sylancr 587	. . . . . 6 ⊢ (𝐿 ∈ (ℤ_≥‘3) → 2 ∈ (0...𝐿))
37	36	adantr 480	. . . . 5 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → 2 ∈ (0...𝐿))
38	1, 37	ffvelcdmd 7105	. . . 4 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → (𝑃‘2) ∈ 𝑉)
39		clel5 3665	. . . 4 ⊢ ((𝑃‘2) ∈ 𝑉 ↔ ∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐)
40	38, 39	sylib 218	. . 3 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → ∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐)
41		eluzfz 13559	. . . . . . 7 ⊢ ((3 ∈ (ℤ_≥‘0) ∧ 𝐿 ∈ (ℤ_≥‘3)) → 3 ∈ (0...𝐿))
42	7, 41	mpan 690	. . . . . 6 ⊢ (𝐿 ∈ (ℤ_≥‘3) → 3 ∈ (0...𝐿))
43	42	adantr 480	. . . . 5 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → 3 ∈ (0...𝐿))
44	1, 43	ffvelcdmd 7105	. . . 4 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → (𝑃‘3) ∈ 𝑉)
45		clel5 3665	. . . 4 ⊢ ((𝑃‘3) ∈ 𝑉 ↔ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)
46	44, 45	sylib 218	. . 3 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)
47	32, 40, 46	jca32 515	. 2 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → ((∃𝑎 ∈ 𝑉 (𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
48		r19.42v 3191	. . . . . 6 ⊢ (∃𝑑 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ (𝑃‘3) = 𝑑)) ↔ (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ∃𝑑 ∈ 𝑉 ((𝑃‘2) = 𝑐 ∧ (𝑃‘3) = 𝑑)))
49		r19.42v 3191	. . . . . . 7 ⊢ (∃𝑑 ∈ 𝑉 ((𝑃‘2) = 𝑐 ∧ (𝑃‘3) = 𝑑) ↔ ((𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑))
50	49	anbi2i 623	. . . . . 6 ⊢ ((((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ∃𝑑 ∈ 𝑉 ((𝑃‘2) = 𝑐 ∧ (𝑃‘3) = 𝑑)) ↔ (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
51	48, 50	bitri 275	. . . . 5 ⊢ (∃𝑑 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ (𝑃‘3) = 𝑑)) ↔ (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
52	51	rexbii 3094	. . . 4 ⊢ (∃𝑐 ∈ 𝑉 ∃𝑑 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ (𝑃‘3) = 𝑑)) ↔ ∃𝑐 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
53	52	2rexbii 3129	. . 3 ⊢ (∃𝑎 ∈ 𝑉 ∃𝑏 ∈ 𝑉 ∃𝑐 ∈ 𝑉 ∃𝑑 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ (𝑃‘3) = 𝑑)) ↔ ∃𝑎 ∈ 𝑉 ∃𝑏 ∈ 𝑉 ∃𝑐 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
54		r19.42v 3191	. . . . 5 ⊢ (∃𝑐 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)) ↔ (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ∃𝑐 ∈ 𝑉 ((𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
55		r19.41v 3189	. . . . . 6 ⊢ (∃𝑐 ∈ 𝑉 ((𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑) ↔ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑))
56	55	anbi2i 623	. . . . 5 ⊢ ((((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ∃𝑐 ∈ 𝑉 ((𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)) ↔ (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
57	54, 56	bitri 275	. . . 4 ⊢ (∃𝑐 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)) ↔ (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
58	57	2rexbii 3129	. . 3 ⊢ (∃𝑎 ∈ 𝑉 ∃𝑏 ∈ 𝑉 ∃𝑐 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)) ↔ ∃𝑎 ∈ 𝑉 ∃𝑏 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
59		r19.41v 3189	. . . . . 6 ⊢ (∃𝑏 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)) ↔ (∃𝑏 ∈ 𝑉 ((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
60		r19.42v 3191	. . . . . . 7 ⊢ (∃𝑏 ∈ 𝑉 ((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ↔ ((𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏))
61	60	anbi1i 624	. . . . . 6 ⊢ ((∃𝑏 ∈ 𝑉 ((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)) ↔ (((𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
62	59, 61	bitri 275	. . . . 5 ⊢ (∃𝑏 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)) ↔ (((𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
63	62	rexbii 3094	. . . 4 ⊢ (∃𝑎 ∈ 𝑉 ∃𝑏 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)) ↔ ∃𝑎 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
64		r19.41v 3189	. . . 4 ⊢ (∃𝑎 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)) ↔ (∃𝑎 ∈ 𝑉 ((𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
65		r19.41v 3189	. . . . 5 ⊢ (∃𝑎 ∈ 𝑉 ((𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏) ↔ (∃𝑎 ∈ 𝑉 (𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏))
66	65	anbi1i 624	. . . 4 ⊢ ((∃𝑎 ∈ 𝑉 ((𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)) ↔ ((∃𝑎 ∈ 𝑉 (𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
67	63, 64, 66	3bitri 297	. . 3 ⊢ (∃𝑎 ∈ 𝑉 ∃𝑏 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)) ↔ ((∃𝑎 ∈ 𝑉 (𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
68	53, 58, 67	3bitri 297	. 2 ⊢ (∃𝑎 ∈ 𝑉 ∃𝑏 ∈ 𝑉 ∃𝑐 ∈ 𝑉 ∃𝑑 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ (𝑃‘3) = 𝑑)) ↔ ((∃𝑎 ∈ 𝑉 (𝑃‘0) = 𝑎 ∧ ∃𝑏 ∈ 𝑉 (𝑃‘1) = 𝑏) ∧ (∃𝑐 ∈ 𝑉 (𝑃‘2) = 𝑐 ∧ ∃𝑑 ∈ 𝑉 (𝑃‘3) = 𝑑)))
69	47, 68	sylibr 234	1 ⊢ ((𝐿 ∈ (ℤ_≥‘3) ∧ 𝑃:(0...𝐿)⟶𝑉) → ∃𝑎 ∈ 𝑉 ∃𝑏 ∈ 𝑉 ∃𝑐 ∈ 𝑉 ∃𝑑 ∈ 𝑉 (((𝑃‘0) = 𝑎 ∧ (𝑃‘1) = 𝑏) ∧ ((𝑃‘2) = 𝑐 ∧ (𝑃‘3) = 𝑑)))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2108 ∃wrex 3070 ⊆ wss 3951 class class class wbr 5143 ⟶wf 6557 ‘cfv 6561 (class class class)co 7431 0cc0 11155 1c1 11156 ≤ cle 11296 2c2 12321 3c3 12322 ℕ₀cn0 12526 ℤcz 12613 ℤ_≥cuz 12878 ...cfz 13547

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2708 ax-sep 5296 ax-nul 5306 ax-pow 5365 ax-pr 5432 ax-un 7755 ax-cnex 11211 ax-resscn 11212 ax-1cn 11213 ax-icn 11214 ax-addcl 11215 ax-addrcl 11216 ax-mulcl 11217 ax-mulrcl 11218 ax-mulcom 11219 ax-addass 11220 ax-mulass 11221 ax-distr 11222 ax-i2m1 11223 ax-1ne0 11224 ax-1rid 11225 ax-rnegex 11226 ax-rrecex 11227 ax-cnre 11228 ax-pre-lttri 11229 ax-pre-lttrn 11230 ax-pre-ltadd 11231 ax-pre-mulgt0 11232

This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2065 df-mo 2540 df-eu 2569 df-clab 2715 df-cleq 2729 df-clel 2816 df-nfc 2892 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-reu 3381 df-rab 3437 df-v 3482 df-sbc 3789 df-csb 3900 df-dif 3954 df-un 3956 df-in 3958 df-ss 3968 df-pss 3971 df-nul 4334 df-if 4526 df-pw 4602 df-sn 4627 df-pr 4629 df-op 4633 df-uni 4908 df-iun 4993 df-br 5144 df-opab 5206 df-mpt 5226 df-tr 5260 df-id 5578 df-eprel 5584 df-po 5592 df-so 5593 df-fr 5637 df-we 5639 df-xp 5691 df-rel 5692 df-cnv 5693 df-co 5694 df-dm 5695 df-rn 5696 df-res 5697 df-ima 5698 df-pred 6321 df-ord 6387 df-on 6388 df-lim 6389 df-suc 6390 df-iota 6514 df-fun 6563 df-fn 6564 df-f 6565 df-f1 6566 df-fo 6567 df-f1o 6568 df-fv 6569 df-riota 7388 df-ov 7434 df-oprab 7435 df-mpo 7436 df-om 7888 df-1st 8014 df-2nd 8015 df-frecs 8306 df-wrecs 8337 df-recs 8411 df-rdg 8450 df-er 8745 df-en 8986 df-dom 8987 df-sdom 8988 df-pnf 11297 df-mnf 11298 df-xr 11299 df-ltxr 11300 df-le 11301 df-sub 11494 df-neg 11495 df-nn 12267 df-2 12329 df-3 12330 df-n0 12527 df-z 12614 df-uz 12879 df-fz 13548

This theorem is referenced by: (None)

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