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Theorem catcfuccl 18163
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 (𝜑𝑈 ∈ WUni)
catcfuccl.1 (𝜑 → ω ∈ 𝑈)
catcfuccl.x (𝜑𝑋𝐵)
catcfuccl.y (𝜑𝑌𝐵)
Assertion
Ref Expression
catcfuccl (𝜑𝑄𝐵)

Proof of Theorem catcfuccl
Dummy variables 𝑎 𝑏 𝑓 𝑔 𝑣 𝑥 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 catcfuccl.o . . . . 5 𝑄 = (𝑋 FuncCat 𝑌)
2 eqid 2737 . . . . 5 (𝑋 Func 𝑌) = (𝑋 Func 𝑌)
3 eqid 2737 . . . . 5 (𝑋 Nat 𝑌) = (𝑋 Nat 𝑌)
4 eqid 2737 . . . . 5 (Base‘𝑋) = (Base‘𝑋)
5 eqid 2737 . . . . 5 (comp‘𝑌) = (comp‘𝑌)
6 catcfuccl.x . . . . . . 7 (𝜑𝑋𝐵)
7 catcfuccl.c . . . . . . . 8 𝐶 = (CatCat‘𝑈)
8 catcfuccl.b . . . . . . . 8 𝐵 = (Base‘𝐶)
9 catcfuccl.u . . . . . . . 8 (𝜑𝑈 ∈ WUni)
107, 8, 9catcbas 18146 . . . . . . 7 (𝜑𝐵 = (𝑈 ∩ Cat))
116, 10eleqtrd 2843 . . . . . 6 (𝜑𝑋 ∈ (𝑈 ∩ Cat))
1211elin2d 4205 . . . . 5 (𝜑𝑋 ∈ Cat)
13 catcfuccl.y . . . . . . 7 (𝜑𝑌𝐵)
1413, 10eleqtrd 2843 . . . . . 6 (𝜑𝑌 ∈ (𝑈 ∩ Cat))
1514elin2d 4205 . . . . 5 (𝜑𝑌 ∈ Cat)
16 eqidd 2738 . . . . 5 (𝜑 → (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ∈ (𝑋 Func 𝑌) ↦ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))))) = (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ∈ (𝑋 Func 𝑌) ↦ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))))))
171, 2, 3, 4, 5, 12, 15, 16fucval 18006 . . . 4 (𝜑𝑄 = {⟨(Base‘ndx), (𝑋 Func 𝑌)⟩, ⟨(Hom ‘ndx), (𝑋 Nat 𝑌)⟩, ⟨(comp‘ndx), (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ∈ (𝑋 Func 𝑌) ↦ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))))⟩})
18 baseid 17250 . . . . . . 7 Base = Slot (Base‘ndx)
19 catcfuccl.1 . . . . . . . 8 (𝜑 → ω ∈ 𝑈)
209, 19wunndx 17232 . . . . . . 7 (𝜑 → ndx ∈ 𝑈)
2118, 9, 20wunstr 17225 . . . . . 6 (𝜑 → (Base‘ndx) ∈ 𝑈)
227, 8, 9, 6catcbascl 18157 . . . . . . 7 (𝜑𝑋𝑈)
237, 8, 9, 13catcbascl 18157 . . . . . . 7 (𝜑𝑌𝑈)
249, 22, 23wunfunc 17946 . . . . . 6 (𝜑 → (𝑋 Func 𝑌) ∈ 𝑈)
259, 21, 24wunop 10762 . . . . 5 (𝜑 → ⟨(Base‘ndx), (𝑋 Func 𝑌)⟩ ∈ 𝑈)
26 homid 17456 . . . . . . 7 Hom = Slot (Hom ‘ndx)
2726, 9, 20wunstr 17225 . . . . . 6 (𝜑 → (Hom ‘ndx) ∈ 𝑈)
289, 22, 23wunnat 18004 . . . . . 6 (𝜑 → (𝑋 Nat 𝑌) ∈ 𝑈)
299, 27, 28wunop 10762 . . . . 5 (𝜑 → ⟨(Hom ‘ndx), (𝑋 Nat 𝑌)⟩ ∈ 𝑈)
30 ccoid 17458 . . . . . . 7 comp = Slot (comp‘ndx)
3130, 9, 20wunstr 17225 . . . . . 6 (𝜑 → (comp‘ndx) ∈ 𝑈)
329, 24, 24wunxp 10764 . . . . . . . 8 (𝜑 → ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)) ∈ 𝑈)
339, 32, 24wunxp 10764 . . . . . . 7 (𝜑 → (((𝑋 Func 𝑌) × (𝑋 Func 𝑌)) × (𝑋 Func 𝑌)) ∈ 𝑈)
347, 8, 9, 13catcccocl 18161 . . . . . . . . . . . . . 14 (𝜑 → (comp‘𝑌) ∈ 𝑈)
359, 34wunrn 10769 . . . . . . . . . . . . 13 (𝜑 → ran (comp‘𝑌) ∈ 𝑈)
369, 35wununi 10746 . . . . . . . . . . . 12 (𝜑 ran (comp‘𝑌) ∈ 𝑈)
379, 36wunrn 10769 . . . . . . . . . . 11 (𝜑 → ran ran (comp‘𝑌) ∈ 𝑈)
389, 37wununi 10746 . . . . . . . . . 10 (𝜑 ran ran (comp‘𝑌) ∈ 𝑈)
399, 38wunpw 10747 . . . . . . . . 9 (𝜑 → 𝒫 ran ran (comp‘𝑌) ∈ 𝑈)
407, 8, 9, 6catcbaselcl 18159 . . . . . . . . 9 (𝜑 → (Base‘𝑋) ∈ 𝑈)
419, 39, 40wunmap 10766 . . . . . . . 8 (𝜑 → (𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ∈ 𝑈)
429, 28wunrn 10769 . . . . . . . . . 10 (𝜑 → ran (𝑋 Nat 𝑌) ∈ 𝑈)
439, 42wununi 10746 . . . . . . . . 9 (𝜑 ran (𝑋 Nat 𝑌) ∈ 𝑈)
449, 43, 43wunxp 10764 . . . . . . . 8 (𝜑 → ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌)) ∈ 𝑈)
459, 41, 44wunpm 10765 . . . . . . 7 (𝜑 → ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌))) ∈ 𝑈)
46 fvex 6919 . . . . . . . . . . 11 (1st𝑣) ∈ V
47 fvex 6919 . . . . . . . . . . . . . 14 (2nd𝑣) ∈ V
48 ovex 7464 . . . . . . . . . . . . . . . . 17 (𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ∈ V
49 ovex 7464 . . . . . . . . . . . . . . . . . . . 20 (𝑋 Nat 𝑌) ∈ V
5049rnex 7932 . . . . . . . . . . . . . . . . . . 19 ran (𝑋 Nat 𝑌) ∈ V
5150uniex 7761 . . . . . . . . . . . . . . . . . 18 ran (𝑋 Nat 𝑌) ∈ V
5251, 51xpex 7773 . . . . . . . . . . . . . . . . 17 ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌)) ∈ V
53 eqid 2737 . . . . . . . . . . . . . . . . . . . . 21 (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))) = (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))
54 ovssunirn 7467 . . . . . . . . . . . . . . . . . . . . . . . 24 ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)) ⊆ ran (⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))
55 ovssunirn 7467 . . . . . . . . . . . . . . . . . . . . . . . . 25 (⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥)) ⊆ ran (comp‘𝑌)
56 rnss 5950 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥)) ⊆ ran (comp‘𝑌) → ran (⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥)) ⊆ ran ran (comp‘𝑌))
57 uniss 4915 . . . . . . . . . . . . . . . . . . . . . . . . 25 (ran (⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥)) ⊆ ran ran (comp‘𝑌) → ran (⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥)) ⊆ ran ran (comp‘𝑌))
5855, 56, 57mp2b 10 . . . . . . . . . . . . . . . . . . . . . . . 24 ran (⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥)) ⊆ ran ran (comp‘𝑌)
5954, 58sstri 3993 . . . . . . . . . . . . . . . . . . . . . . 23 ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)) ⊆ ran ran (comp‘𝑌)
60 ovex 7464 . . . . . . . . . . . . . . . . . . . . . . . 24 ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)) ∈ V
6160elpw 4604 . . . . . . . . . . . . . . . . . . . . . . 23 (((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)) ∈ 𝒫 ran ran (comp‘𝑌) ↔ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)) ⊆ ran ran (comp‘𝑌))
6259, 61mpbir 231 . . . . . . . . . . . . . . . . . . . . . 22 ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)) ∈ 𝒫 ran ran (comp‘𝑌)
6362a1i 11 . . . . . . . . . . . . . . . . . . . . 21 (𝑥 ∈ (Base‘𝑋) → ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)) ∈ 𝒫 ran ran (comp‘𝑌))
6453, 63fmpti 7132 . . . . . . . . . . . . . . . . . . . 20 (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))):(Base‘𝑋)⟶𝒫 ran ran (comp‘𝑌)
65 fvex 6919 . . . . . . . . . . . . . . . . . . . . . . . . . 26 (comp‘𝑌) ∈ V
6665rnex 7932 . . . . . . . . . . . . . . . . . . . . . . . . 25 ran (comp‘𝑌) ∈ V
6766uniex 7761 . . . . . . . . . . . . . . . . . . . . . . . 24 ran (comp‘𝑌) ∈ V
6867rnex 7932 . . . . . . . . . . . . . . . . . . . . . . 23 ran ran (comp‘𝑌) ∈ V
6968uniex 7761 . . . . . . . . . . . . . . . . . . . . . 22 ran ran (comp‘𝑌) ∈ V
7069pwex 5380 . . . . . . . . . . . . . . . . . . . . 21 𝒫 ran ran (comp‘𝑌) ∈ V
71 fvex 6919 . . . . . . . . . . . . . . . . . . . . 21 (Base‘𝑋) ∈ V
7270, 71elmap 8911 . . . . . . . . . . . . . . . . . . . 20 ((𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))) ∈ (𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↔ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))):(Base‘𝑋)⟶𝒫 ran ran (comp‘𝑌))
7364, 72mpbir 231 . . . . . . . . . . . . . . . . . . 19 (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))) ∈ (𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋))
7473rgen2w 3066 . . . . . . . . . . . . . . . . . 18 𝑏 ∈ (𝑔(𝑋 Nat 𝑌))∀𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔)(𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))) ∈ (𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋))
75 eqid 2737 . . . . . . . . . . . . . . . . . . 19 (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) = (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))))
7675fmpo 8093 . . . . . . . . . . . . . . . . . 18 (∀𝑏 ∈ (𝑔(𝑋 Nat 𝑌))∀𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔)(𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))) ∈ (𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↔ (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))):((𝑔(𝑋 Nat 𝑌)) × (𝑓(𝑋 Nat 𝑌)𝑔))⟶(𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)))
7774, 76mpbi 230 . . . . . . . . . . . . . . . . 17 (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))):((𝑔(𝑋 Nat 𝑌)) × (𝑓(𝑋 Nat 𝑌)𝑔))⟶(𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋))
78 ovssunirn 7467 . . . . . . . . . . . . . . . . . 18 (𝑔(𝑋 Nat 𝑌)) ⊆ ran (𝑋 Nat 𝑌)
79 ovssunirn 7467 . . . . . . . . . . . . . . . . . 18 (𝑓(𝑋 Nat 𝑌)𝑔) ⊆ ran (𝑋 Nat 𝑌)
80 xpss12 5700 . . . . . . . . . . . . . . . . . 18 (((𝑔(𝑋 Nat 𝑌)) ⊆ ran (𝑋 Nat 𝑌) ∧ (𝑓(𝑋 Nat 𝑌)𝑔) ⊆ ran (𝑋 Nat 𝑌)) → ((𝑔(𝑋 Nat 𝑌)) × (𝑓(𝑋 Nat 𝑌)𝑔)) ⊆ ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌)))
8178, 79, 80mp2an 692 . . . . . . . . . . . . . . . . 17 ((𝑔(𝑋 Nat 𝑌)) × (𝑓(𝑋 Nat 𝑌)𝑔)) ⊆ ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌))
82 elpm2r 8885 . . . . . . . . . . . . . . . . 17 ((((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ∈ V ∧ ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌)) ∈ V) ∧ ((𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))):((𝑔(𝑋 Nat 𝑌)) × (𝑓(𝑋 Nat 𝑌)𝑔))⟶(𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ∧ ((𝑔(𝑋 Nat 𝑌)) × (𝑓(𝑋 Nat 𝑌)𝑔)) ⊆ ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌)))) → (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌))))
8348, 52, 77, 81, 82mp4an 693 . . . . . . . . . . . . . . . 16 (𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌)))
8483sbcth 3803 . . . . . . . . . . . . . . 15 ((2nd𝑣) ∈ V → [(2nd𝑣) / 𝑔](𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌))))
85 sbcel1g 4416 . . . . . . . . . . . . . . 15 ((2nd𝑣) ∈ V → ([(2nd𝑣) / 𝑔](𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌))) ↔ (2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌)))))
8684, 85mpbid 232 . . . . . . . . . . . . . 14 ((2nd𝑣) ∈ V → (2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌))))
8747, 86ax-mp 5 . . . . . . . . . . . . 13 (2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌)))
8887sbcth 3803 . . . . . . . . . . . 12 ((1st𝑣) ∈ V → [(1st𝑣) / 𝑓](2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌))))
89 sbcel1g 4416 . . . . . . . . . . . 12 ((1st𝑣) ∈ V → ([(1st𝑣) / 𝑓](2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌))) ↔ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌)))))
9088, 89mpbid 232 . . . . . . . . . . 11 ((1st𝑣) ∈ V → (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌))))
9146, 90ax-mp 5 . . . . . . . . . 10 (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌)))
9291rgen2w 3066 . . . . . . . . 9 𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌))∀ ∈ (𝑋 Func 𝑌)(1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌)))
93 eqid 2737 . . . . . . . . . 10 (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ∈ (𝑋 Func 𝑌) ↦ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))))) = (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ∈ (𝑋 Func 𝑌) ↦ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))))
9493fmpo 8093 . . . . . . . . 9 (∀𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌))∀ ∈ (𝑋 Func 𝑌)(1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))) ∈ ((𝒫 ran ran (comp‘𝑌) ↑m (Base‘𝑋)) ↑pm ( ran (𝑋 Nat 𝑌) × ran (𝑋 Nat 𝑌))) ↔ (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ∈ (𝑋 Func 𝑌) ↦ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))))):(((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))))
9592, 94mpbi 230 . . . . . . . 8 (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ∈ (𝑋 Func 𝑌) ↦ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))))):(((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)))
9695a1i 11 . . . . . . 7 (𝜑 → (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ∈ (𝑋 Func 𝑌) ↦ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))))):(((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))))
979, 33, 45, 96wunf 10767 . . . . . 6 (𝜑 → (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ∈ (𝑋 Func 𝑌) ↦ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥))))) ∈ 𝑈)
989, 31, 97wunop 10762 . . . . 5 (𝜑 → ⟨(comp‘ndx), (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ∈ (𝑋 Func 𝑌) ↦ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))))⟩ ∈ 𝑈)
999, 25, 29, 98wuntp 10751 . . . 4 (𝜑 → {⟨(Base‘ndx), (𝑋 Func 𝑌)⟩, ⟨(Hom ‘ndx), (𝑋 Nat 𝑌)⟩, ⟨(comp‘ndx), (𝑣 ∈ ((𝑋 Func 𝑌) × (𝑋 Func 𝑌)), ∈ (𝑋 Func 𝑌) ↦ (1st𝑣) / 𝑓(2nd𝑣) / 𝑔(𝑏 ∈ (𝑔(𝑋 Nat 𝑌)), 𝑎 ∈ (𝑓(𝑋 Nat 𝑌)𝑔) ↦ (𝑥 ∈ (Base‘𝑋) ↦ ((𝑏𝑥)(⟨((1st𝑓)‘𝑥), ((1st𝑔)‘𝑥)⟩(comp‘𝑌)((1st)‘𝑥))(𝑎𝑥)))))⟩} ∈ 𝑈)
10017, 99eqeltrd 2841 . . 3 (𝜑𝑄𝑈)
1011, 12, 15fuccat 18018 . . 3 (𝜑𝑄 ∈ Cat)
102100, 101elind 4200 . 2 (𝜑𝑄 ∈ (𝑈 ∩ Cat))
103102, 10eleqtrrd 2844 1 (𝜑𝑄𝐵)
Colors of variables: wff setvar class
Syntax hints:  wi 4   = wceq 1540  wcel 2108  wral 3061  Vcvv 3480  [wsbc 3788  csb 3899  cin 3950  wss 3951  𝒫 cpw 4600  {ctp 4630  cop 4632   cuni 4907  cmpt 5225   × cxp 5683  ran crn 5686  wf 6557  cfv 6561  (class class class)co 7431  cmpo 7433  ωcom 7887  1st c1st 8012  2nd c2nd 8013  m cmap 8866  pm cpm 8867  WUnicwun 10740  ndxcnx 17230  Basecbs 17247  Hom chom 17308  compcco 17309  Catccat 17707   Func cfunc 17899   Nat cnat 17989   FuncCat cfuc 17990  CatCatccatc 18143
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-rep 5279  ax-sep 5296  ax-nul 5306  ax-pow 5365  ax-pr 5432  ax-un 7755  ax-inf2 9681  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-rmo 3380  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-tp 4631  df-op 4633  df-uni 4908  df-int 4947  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-1o 8506  df-oadd 8510  df-omul 8511  df-er 8745  df-ec 8747  df-qs 8751  df-map 8868  df-pm 8869  df-ixp 8938  df-en 8986  df-dom 8987  df-sdom 8988  df-fin 8989  df-wun 10742  df-ni 10912  df-pli 10913  df-mi 10914  df-lti 10915  df-plpq 10948  df-mpq 10949  df-ltpq 10950  df-enq 10951  df-nq 10952  df-erq 10953  df-plq 10954  df-mq 10955  df-1nq 10956  df-rq 10957  df-ltnq 10958  df-np 11021  df-plp 11023  df-ltp 11025  df-enr 11095  df-nr 11096  df-c 11161  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-4 12331  df-5 12332  df-6 12333  df-7 12334  df-8 12335  df-9 12336  df-n0 12527  df-z 12614  df-dec 12734  df-uz 12879  df-fz 13548  df-struct 17184  df-slot 17219  df-ndx 17231  df-base 17248  df-hom 17321  df-cco 17322  df-cat 17711  df-cid 17712  df-func 17903  df-nat 17991  df-fuc 17992  df-catc 18144
This theorem is referenced by: (None)
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