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Theorem catcfuccl 18298

Description: The category of categories for a weak universe is closed under the functor category operation. (Contributed by Mario Carneiro, 12-Jan-2017.) (Proof shortened by AV, 14-Oct-2024.)

**Hypotheses**
Ref	Expression
catcfuccl.c	⊢ 𝐶 = (CatCat‘𝑈)
catcfuccl.b	⊢ 𝐵 = (Base‘𝐶)
catcfuccl.o	⊢ 𝑄 = (𝑋 FuncCat 𝑌)
catcfuccl.u	⊢ (𝜑 → 𝑈 ∈ WUni)
catcfuccl.1	⊢ (𝜑 → ω ∈ 𝑈)
catcfuccl.x	⊢ (𝜑 → 𝑋 ∈ 𝐵)
catcfuccl.y	⊢ (𝜑 → 𝑌 ∈ 𝐵)

**Assertion**
Ref	Expression
catcfuccl	⊢ (𝜑 → 𝑄 ∈ 𝐵)

Proof of Theorem catcfuccl Dummy variables 𝑎 𝑏 𝑓 𝑔 ℎ 𝑣 𝑥 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		catcfuccl.o	. . . . 5 ⊢ 𝑄 = (𝑋 FuncCat 𝑌)
2		eqid 2760	. . . . 5 ⊢ (𝑋 Func 𝑌) = (𝑋 Func 𝑌)
3		eqid 2760	. . . . 5 ⊢ (𝑋 Nat 𝑌) = (𝑋 Nat 𝑌)
4		eqid 2760	. . . . 5 ⊢ (Base‘𝑋) = (Base‘𝑋)
5		eqid 2760	. . . . 5 ⊢ (comp‘𝑌) = (comp‘𝑌)
6		catcfuccl.x	. . . . . . 7 ⊢ (𝜑 → 𝑋 ∈ 𝐵)
7		catcfuccl.c	. . . . . . . 8 ⊢ 𝐶 = (CatCat‘𝑈)
8		catcfuccl.b	. . . . . . . 8 ⊢ 𝐵 = (Base‘𝐶)
9		catcfuccl.u	. . . . . . . 8 ⊢ (𝜑 → 𝑈 ∈ WUni)
10	7, 8, 9	catcbas 18281	. . . . . . 7 ⊢ (𝜑 → 𝐵 = (𝑈 ∩ Cat))
11	6, 10	eleqtrd 2862	. . . . . 6 ⊢ (𝜑 → 𝑋 ∈ (𝑈 ∩ Cat))
12	11	elin2d 4102	. . . . 5 ⊢ (𝜑 → 𝑋 ∈ Cat)
13		catcfuccl.y	. . . . . . 7 ⊢ (𝜑 → 𝑌 ∈ 𝐵)
14	13, 10	eleqtrd 2862	. . . . . 6 ⊢ (𝜑 → 𝑌 ∈ (𝑈 ∩ Cat))
15	14	elin2d 4102	. . . . 5 ⊢ (𝜑 → 𝑌 ∈ Cat)
16		eqidd 2761	. . . . 5 ⊢ (𝜑 → (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ℎ ∈ (𝑋 Func 𝑌) ↦ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))))) = (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ℎ ∈ (𝑋 Func 𝑌) ↦ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))))))
17	1, 2, 3, 4, 5, 12, 15, 16	fucval 18141	. . . 4 ⊢ (𝜑 → 𝑄 = {⟨(Base‘ndx), (𝑋 Func 𝑌)⟩, ⟨(Hom ‘ndx), (𝑋 Nat 𝑌)⟩, ⟨(comp‘ndx), (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ℎ ∈ (𝑋 Func 𝑌) ↦ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))))⟩})
18		baseid 17395	. . . . . . 7 ⊢ Base = Slot (Base‘ndx)
19		catcfuccl.1	. . . . . . . 8 ⊢ (𝜑 → ω ∈ 𝑈)
20	9, 19	wunndx 17378	. . . . . . 7 ⊢ (𝜑 → ndx ∈ 𝑈)
21	18, 9, 20	wunstr 17371	. . . . . 6 ⊢ (𝜑 → (Base‘ndx) ∈ 𝑈)
22	7, 8, 9, 6	catcbascl 18292	. . . . . . 7 ⊢ (𝜑 → 𝑋 ∈ 𝑈)
23	7, 8, 9, 13	catcbascl 18292	. . . . . . 7 ⊢ (𝜑 → 𝑌 ∈ 𝑈)
24	9, 22, 23	wunfunc 18081	. . . . . 6 ⊢ (𝜑 → (𝑋 Func 𝑌) ∈ 𝑈)
25	9, 21, 24	wunop 10810	. . . . 5 ⊢ (𝜑 → ⟨(Base‘ndx), (𝑋 Func 𝑌)⟩ ∈ 𝑈)
26		homid 17588	. . . . . . 7 ⊢ Hom = Slot (Hom ‘ndx)
27	26, 9, 20	wunstr 17371	. . . . . 6 ⊢ (𝜑 → (Hom ‘ndx) ∈ 𝑈)
28	9, 22, 23	wunnat 18139	. . . . . 6 ⊢ (𝜑 → (𝑋 Nat 𝑌) ∈ 𝑈)
29	9, 27, 28	wunop 10810	. . . . 5 ⊢ (𝜑 → ⟨(Hom ‘ndx), (𝑋 Nat 𝑌)⟩ ∈ 𝑈)
30		ccoid 17590	. . . . . . 7 ⊢ comp = Slot (comp‘ndx)
31	30, 9, 20	wunstr 17371	. . . . . 6 ⊢ (𝜑 → (comp‘ndx) ∈ 𝑈)
32	9, 24, 24	wunxp 10812	. . . . . . . 8 ⊢ (𝜑 → ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)) ∈ 𝑈)
33	9, 32, 24	wunxp 10812	. . . . . . 7 ⊢ (𝜑 → (((𝑋 Func 𝑌) × (𝑋 Func 𝑌)) × (𝑋 Func 𝑌)) ∈ 𝑈)
34	7, 8, 9, 13	catcccocl 18296	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (comp‘𝑌) ∈ 𝑈)
35	9, 34	wunrn 10817	. . . . . . . . . . . . 13 ⊢ (𝜑 → ran (comp‘𝑌) ∈ 𝑈)
36	9, 35	wununi 10794	. . . . . . . . . . . 12 ⊢ (𝜑 → ∪ ran (comp‘𝑌) ∈ 𝑈)
37	9, 36	wunrn 10817	. . . . . . . . . . 11 ⊢ (𝜑 → ran ∪ ran (comp‘𝑌) ∈ 𝑈)
38	9, 37	wununi 10794	. . . . . . . . . 10 ⊢ (𝜑 → ∪ ran ∪ ran (comp‘𝑌) ∈ 𝑈)
39	9, 38	wunpw 10795	. . . . . . . . 9 ⊢ (𝜑 → 𝒫 ∪ ran ∪ ran (comp‘𝑌) ∈ 𝑈)
40	7, 8, 9, 6	catcbaselcl 18294	. . . . . . . . 9 ⊢ (𝜑 → (Base‘𝑋) ∈ 𝑈)
41	9, 39, 40	wunmap 10814	. . . . . . . 8 ⊢ (𝜑 → (𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ∈ 𝑈)
42	9, 28	wunrn 10817	. . . . . . . . . 10 ⊢ (𝜑 → ran (𝑋 Nat 𝑌) ∈ 𝑈)
43	9, 42	wununi 10794	. . . . . . . . 9 ⊢ (𝜑 → ∪ ran (𝑋 Nat 𝑌) ∈ 𝑈)
44	9, 43, 43	wunxp 10812	. . . . . . . 8 ⊢ (𝜑 → (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)) ∈ 𝑈)
45	9, 41, 44	wunpm 10813	. . . . . . 7 ⊢ (𝜑 → ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))) ∈ 𝑈)
46		fvex 6898	. . . . . . . . . . 11 ⊢ (1^st ‘𝑣) ∈ V
47		fvex 6898	. . . . . . . . . . . . . 14 ⊢ (2^nd ‘𝑣) ∈ V
48		ovex 7453	. . . . . . . . . . . . . . . . 17 ⊢ (𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ∈ V
49		ovex 7453	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑋 Nat 𝑌) ∈ V
50	49	rnex 7922	. . . . . . . . . . . . . . . . . . 19 ⊢ ran (𝑋 Nat 𝑌) ∈ V
51	50	uniex 7758	. . . . . . . . . . . . . . . . . 18 ⊢ ∪ ran (𝑋 Nat 𝑌) ∈ V
52	51, 51	xpex 7767	. . . . . . . . . . . . . . . . 17 ⊢ (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)) ∈ V
53		eqid 2760	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))) = (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))
54		ovssunirn 7456	. . . . . . . . . . . . . . . . . . . . . . . 24 ⊢ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)) ⊆ ∪ ran (⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))
55		ovssunirn 7456	. . . . . . . . . . . . . . . . . . . . . . . . 25 ⊢ (⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥)) ⊆ ∪ ran (comp‘𝑌)
56		rnss 5920	. . . . . . . . . . . . . . . . . . . . . . . . 25 ⊢ ((⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥)) ⊆ ∪ ran (comp‘𝑌) → ran (⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥)) ⊆ ran ∪ ran (comp‘𝑌))
57		uniss 4874	. . . . . . . . . . . . . . . . . . . . . . . . 25 ⊢ (ran (⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥)) ⊆ ran ∪ ran (comp‘𝑌) → ∪ ran (⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥)) ⊆ ∪ ran ∪ ran (comp‘𝑌))
58	55, 56, 57	mp2b 10	. . . . . . . . . . . . . . . . . . . . . . . 24 ⊢ ∪ ran (⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥)) ⊆ ∪ ran ∪ ran (comp‘𝑌)
59	54, 58	sstri 3917	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)) ⊆ ∪ ran ∪ ran (comp‘𝑌)
60		ovex 7453	. . . . . . . . . . . . . . . . . . . . . . . 24 ⊢ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)) ∈ V
61	60	elpw 4560	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)) ∈ 𝒫 ∪ ran ∪ ran (comp‘𝑌) ↔ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)) ⊆ ∪ ran ∪ ran (comp‘𝑌))
62	59, 61	mpbir 234	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)) ∈ 𝒫 ∪ ran ∪ ran (comp‘𝑌)
63	62	a1i 11	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝑥 ∈ (Base‘𝑋) → ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)) ∈ 𝒫 ∪ ran ∪ ran (comp‘𝑌))
64	53, 63	fmpti 7112	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))):(Base‘𝑋)⟶𝒫 ∪ ran ∪ ran (comp‘𝑌)
65		fvex 6898	. . . . . . . . . . . . . . . . . . . . . . . . . 26 ⊢ (comp‘𝑌) ∈ V
66	65	rnex 7922	. . . . . . . . . . . . . . . . . . . . . . . . 25 ⊢ ran (comp‘𝑌) ∈ V
67	66	uniex 7758	. . . . . . . . . . . . . . . . . . . . . . . 24 ⊢ ∪ ran (comp‘𝑌) ∈ V
68	67	rnex 7922	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ ran ∪ ran (comp‘𝑌) ∈ V
69	68	uniex 7758	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ∪ ran ∪ ran (comp‘𝑌) ∈ V
70	69	pwex 5341	. . . . . . . . . . . . . . . . . . . . 21 ⊢ 𝒫 ∪ ran ∪ ran (comp‘𝑌) ∈ V
71		fvex 6898	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (Base‘𝑋) ∈ V
72	70, 71	elmap 8902	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))) ∈ (𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↔ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))):(Base‘𝑋)⟶𝒫 ∪ ran ∪ ran (comp‘𝑌))
73	64, 72	mpbir 234	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))) ∈ (𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋))
74	73	rgen2w 3081	. . . . . . . . . . . . . . . . . 18 ⊢ ∀𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ)∀𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔)(𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))) ∈ (𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋))
75		eqid 2760	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) = (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))))
76	75	fmpo 8079	. . . . . . . . . . . . . . . . . 18 ⊢ (∀𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ)∀𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔)(𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))) ∈ (𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↔ (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))):((𝑔(𝑋 Nat 𝑌)ℎ) × (𝑓(𝑋 Nat 𝑌)𝑔))⟶(𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)))
77	74, 76	mpbi 233	. . . . . . . . . . . . . . . . 17 ⊢ (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))):((𝑔(𝑋 Nat 𝑌)ℎ) × (𝑓(𝑋 Nat 𝑌)𝑔))⟶(𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋))
78		ovssunirn 7456	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑔(𝑋 Nat 𝑌)ℎ) ⊆ ∪ ran (𝑋 Nat 𝑌)
79		ovssunirn 7456	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑓(𝑋 Nat 𝑌)𝑔) ⊆ ∪ ran (𝑋 Nat 𝑌)
80		xpss12 5665	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝑔(𝑋 Nat 𝑌)ℎ) ⊆ ∪ ran (𝑋 Nat 𝑌) ∧ (𝑓(𝑋 Nat 𝑌)𝑔) ⊆ ∪ ran (𝑋 Nat 𝑌)) → ((𝑔(𝑋 Nat 𝑌)ℎ) × (𝑓(𝑋 Nat 𝑌)𝑔)) ⊆ (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)))
81	78, 79, 80	mp2an 705	. . . . . . . . . . . . . . . . 17 ⊢ ((𝑔(𝑋 Nat 𝑌)ℎ) × (𝑓(𝑋 Nat 𝑌)𝑔)) ⊆ (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))
82		elpm2r 8868	. . . . . . . . . . . . . . . . 17 ⊢ ((((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ∈ V ∧ (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)) ∈ V) ∧ ((𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))):((𝑔(𝑋 Nat 𝑌)ℎ) × (𝑓(𝑋 Nat 𝑌)𝑔))⟶(𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ∧ ((𝑔(𝑋 Nat 𝑌)ℎ) × (𝑓(𝑋 Nat 𝑌)𝑔)) ⊆ (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)))) → (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))))
83	48, 52, 77, 81, 82	mp4an 706	. . . . . . . . . . . . . . . 16 ⊢ (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)))
84	83	sbcth 3753	. . . . . . . . . . . . . . 15 ⊢ ((2^nd ‘𝑣) ∈ V → [(2^nd ‘𝑣) / 𝑔](𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))))
85		sbcel1g 4373	. . . . . . . . . . . . . . 15 ⊢ ((2^nd ‘𝑣) ∈ V → ([(2^nd ‘𝑣) / 𝑔](𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))) ↔ ⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)))))
86	84, 85	mpbid 235	. . . . . . . . . . . . . 14 ⊢ ((2^nd ‘𝑣) ∈ V → ⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))))
87	47, 86	ax-mp 5	. . . . . . . . . . . . 13 ⊢ ⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)))
88	87	sbcth 3753	. . . . . . . . . . . 12 ⊢ ((1^st ‘𝑣) ∈ V → [(1^st ‘𝑣) / 𝑓]⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))))
89		sbcel1g 4373	. . . . . . . . . . . 12 ⊢ ((1^st ‘𝑣) ∈ V → ([(1^st ‘𝑣) / 𝑓]⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))) ↔ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)))))
90	88, 89	mpbid 235	. . . . . . . . . . 11 ⊢ ((1^st ‘𝑣) ∈ V → ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))))
91	46, 90	ax-mp 5	. . . . . . . . . 10 ⊢ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)))
92	91	rgen2w 3081	. . . . . . . . 9 ⊢ ∀𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌))∀ℎ ∈ (𝑋 Func 𝑌)⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)))
93		eqid 2760	. . . . . . . . . 10 ⊢ (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ℎ ∈ (𝑋 Func 𝑌) ↦ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))))) = (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ℎ ∈ (𝑋 Func 𝑌) ↦ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))))
94	93	fmpo 8079	. . . . . . . . 9 ⊢ (∀𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌))∀ℎ ∈ (𝑋 Func 𝑌)⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))) ∈ ((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))) ↔ (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ℎ ∈ (𝑋 Func 𝑌) ↦ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))))):(((𝑋 Func 𝑌) × (𝑋 Func 𝑌)) × (𝑋 Func 𝑌))⟶((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))))
95	92, 94	mpbi 233	. . . . . . . 8 ⊢ (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ℎ ∈ (𝑋 Func 𝑌) ↦ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))))):(((𝑋 Func 𝑌) × (𝑋 Func 𝑌)) × (𝑋 Func 𝑌))⟶((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌)))
96	95	a1i 11	. . . . . . 7 ⊢ (𝜑 → (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ℎ ∈ (𝑋 Func 𝑌) ↦ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))))):(((𝑋 Func 𝑌) × (𝑋 Func 𝑌)) × (𝑋 Func 𝑌))⟶((𝒫 ∪ ran ∪ ran (comp‘𝑌) ↑_m (Base‘𝑋)) ↑_pm (∪ ran (𝑋 Nat 𝑌) × ∪ ran (𝑋 Nat 𝑌))))
97	9, 33, 45, 96	wunf 10815	. . . . . 6 ⊢ (𝜑 → (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ℎ ∈ (𝑋 Func 𝑌) ↦ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥))))) ∈ 𝑈)
98	9, 31, 97	wunop 10810	. . . . 5 ⊢ (𝜑 → ⟨(comp‘ndx), (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ℎ ∈ (𝑋 Func 𝑌) ↦ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))))⟩ ∈ 𝑈)
99	9, 25, 29, 98	wuntp 10799	. . . 4 ⊢ (𝜑 → {⟨(Base‘ndx), (𝑋 Func 𝑌)⟩, ⟨(Hom ‘ndx), (𝑋 Nat 𝑌)⟩, ⟨(comp‘ndx), (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ℎ ∈ (𝑋 Func 𝑌) ↦ ⦋(1^st ‘𝑣) / 𝑓⦌⦋(2^nd ‘𝑣) / 𝑔⦌(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)ℎ), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏‘𝑥)(⟨((1^st ‘𝑓)‘𝑥), ((1^st ‘𝑔)‘𝑥)⟩(comp‘𝑌)((1^st ‘ℎ)‘𝑥))(𝑎‘𝑥)))))⟩} ∈ 𝑈)
100	17, 99	eqeltrd 2860	. . 3 ⊢ (𝜑 → 𝑄 ∈ 𝑈)
101	1, 12, 15	fuccat 18153	. . 3 ⊢ (𝜑 → 𝑄 ∈ Cat)
102	100, 101	elind 4097	. 2 ⊢ (𝜑 → 𝑄 ∈ (𝑈 ∩ Cat))
103	102, 10	eleqtrrd 2863	1 ⊢ (𝜑 → 𝑄 ∈ 𝐵)

Colors of variables: wff setvar class

This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2144 ∀wral 3076 Vcvv 3450 [wsbc 3738 ⦋csb 3846 ⊆ wss 3895 ∩ cin 4089 𝒫 cpw 4556 {ctp 4588 ⟨cop 4834 ∪ cuni 4866 ↦ cmpt 5185 × cxp 5648 ran crn 5651 ⟶wf 6534 ‘cfv 6538 (class class class)co 7420 ∈ cmpo 7422 ωcom 7877 1^st c1st 7999 2^nd c2nd 8000 ↑_m cmap 8850 ↑_pm cpm 8851 WUnicwun 10788 ndxcnx 17376 Basecbs 17392 Hom chom 17444 compcco 17445 Catccat 17843 Func cfunc 18034 Nat cnat 18124 FuncCat cfuc 18125 CatCatccatc 18278

This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-inf2 9645 ax-cnex 11259 ax-resscn 11260 ax-1cn 11261 ax-icn 11262 ax-addcl 11263 ax-addrcl 11264 ax-mulcl 11265 ax-mulrcl 11266 ax-mulcom 11267 ax-addass 11268 ax-mulass 11269 ax-distr 11270 ax-i2m1 11271 ax-1ne0 11272 ax-1rid 11273 ax-rnegex 11274 ax-rrecex 11275 ax-cnre 11276 ax-pre-lttri 11277 ax-pre-lttrn 11278 ax-pre-ltadd 11279 ax-pre-mulgt0 11280

This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4835 df-uni 4867 df-int 4907 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-1st 8001 df-2nd 8002 df-frecs 8302 df-wrecs 8333 df-recs 8382 df-rdg 8421 df-1o 8479 df-oadd 8483 df-omul 8484 df-er 8720 df-ec 8722 df-qs 8726 df-map 8852 df-pm 8853 df-ixp 8929 df-en 8977 df-dom 8978 df-sdom 8979 df-fin 8980 df-wun 10790 df-ni 10960 df-pli 10961 df-mi 10962 df-lti 10963 df-plpq 10996 df-mpq 10997 df-ltpq 10998 df-enq 10999 df-nq 11000 df-erq 11001 df-plq 11002 df-mq 11003 df-1nq 11004 df-rq 11005 df-ltnq 11006 df-np 11069 df-plp 11071 df-ltp 11073 df-enr 11143 df-nr 11144 df-c 11209 df-pnf 11348 df-mnf 11349 df-xr 11350 df-ltxr 11351 df-le 11352 df-sub 11546 df-neg 11547 df-nn 12339 df-2 12408 df-3 12409 df-4 12410 df-5 12411 df-6 12412 df-7 12413 df-8 12414 df-9 12415 df-n0 12610 df-z 12697 df-dec 12818 df-uz 12969 df-fz 13643 df-struct 17330 df-slot 17365 df-ndx 17377 df-base 17393 df-hom 17457 df-cco 17458 df-cat 17847 df-cid 17848 df-func 18038 df-nat 18126 df-fuc 18127 df-catc 18279

This theorem is used by: (None)

W3C validator