MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  curfcl Structured version   Visualization version   GIF version

Theorem curfcl 18277
Description: The curry functor of a functor 𝐹:𝐶 × 𝐷𝐸 is a functor curryF (𝐹):𝐶⟶(𝐷𝐸). (Contributed by Mario Carneiro, 13-Jan-2017.)
Hypotheses
Ref Expression
curfcl.g 𝐺 = (⟨𝐶, 𝐷⟩ curryF 𝐹)
curfcl.q 𝑄 = (𝐷 FuncCat 𝐸)
curfcl.c (𝜑𝐶 ∈ Cat)
curfcl.d (𝜑𝐷 ∈ Cat)
curfcl.f (𝜑𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸))
Assertion
Ref Expression
curfcl (𝜑𝐺 ∈ (𝐶 Func 𝑄))

Proof of Theorem curfcl
Dummy variables 𝑤 𝑔 𝑥 𝑦 𝑧 𝑓 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 curfcl.g . . . 4 𝐺 = (⟨𝐶, 𝐷⟩ curryF 𝐹)
2 eqid 2737 . . . 4 (Base‘𝐶) = (Base‘𝐶)
3 curfcl.c . . . 4 (𝜑𝐶 ∈ Cat)
4 curfcl.d . . . 4 (𝜑𝐷 ∈ Cat)
5 curfcl.f . . . 4 (𝜑𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸))
6 eqid 2737 . . . 4 (Base‘𝐷) = (Base‘𝐷)
7 eqid 2737 . . . 4 (Hom ‘𝐷) = (Hom ‘𝐷)
8 eqid 2737 . . . 4 (Id‘𝐶) = (Id‘𝐶)
9 eqid 2737 . . . 4 (Hom ‘𝐶) = (Hom ‘𝐶)
10 eqid 2737 . . . 4 (Id‘𝐷) = (Id‘𝐷)
111, 2, 3, 4, 5, 6, 7, 8, 9, 10curfval 18268 . . 3 (𝜑𝐺 = ⟨(𝑥 ∈ (Base‘𝐶) ↦ ⟨(𝑦 ∈ (Base‘𝐷) ↦ (𝑥(1st𝐹)𝑦)), (𝑦 ∈ (Base‘𝐷), 𝑧 ∈ (Base‘𝐷) ↦ (𝑔 ∈ (𝑦(Hom ‘𝐷)𝑧) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))))⟩)
12 fvex 6919 . . . . . . 7 (Base‘𝐶) ∈ V
1312mptex 7243 . . . . . 6 (𝑥 ∈ (Base‘𝐶) ↦ ⟨(𝑦 ∈ (Base‘𝐷) ↦ (𝑥(1st𝐹)𝑦)), (𝑦 ∈ (Base‘𝐷), 𝑧 ∈ (Base‘𝐷) ↦ (𝑔 ∈ (𝑦(Hom ‘𝐷)𝑧) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩) ∈ V
1412, 12mpoex 8104 . . . . . 6 (𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧))))) ∈ V
1513, 14op1std 8024 . . . . 5 (𝐺 = ⟨(𝑥 ∈ (Base‘𝐶) ↦ ⟨(𝑦 ∈ (Base‘𝐷) ↦ (𝑥(1st𝐹)𝑦)), (𝑦 ∈ (Base‘𝐷), 𝑧 ∈ (Base‘𝐷) ↦ (𝑔 ∈ (𝑦(Hom ‘𝐷)𝑧) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))))⟩ → (1st𝐺) = (𝑥 ∈ (Base‘𝐶) ↦ ⟨(𝑦 ∈ (Base‘𝐷) ↦ (𝑥(1st𝐹)𝑦)), (𝑦 ∈ (Base‘𝐷), 𝑧 ∈ (Base‘𝐷) ↦ (𝑔 ∈ (𝑦(Hom ‘𝐷)𝑧) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩))
1611, 15syl 17 . . . 4 (𝜑 → (1st𝐺) = (𝑥 ∈ (Base‘𝐶) ↦ ⟨(𝑦 ∈ (Base‘𝐷) ↦ (𝑥(1st𝐹)𝑦)), (𝑦 ∈ (Base‘𝐷), 𝑧 ∈ (Base‘𝐷) ↦ (𝑔 ∈ (𝑦(Hom ‘𝐷)𝑧) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩))
1713, 14op2ndd 8025 . . . . 5 (𝐺 = ⟨(𝑥 ∈ (Base‘𝐶) ↦ ⟨(𝑦 ∈ (Base‘𝐷) ↦ (𝑥(1st𝐹)𝑦)), (𝑦 ∈ (Base‘𝐷), 𝑧 ∈ (Base‘𝐷) ↦ (𝑔 ∈ (𝑦(Hom ‘𝐷)𝑧) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))))⟩ → (2nd𝐺) = (𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧))))))
1811, 17syl 17 . . . 4 (𝜑 → (2nd𝐺) = (𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧))))))
1916, 18opeq12d 4881 . . 3 (𝜑 → ⟨(1st𝐺), (2nd𝐺)⟩ = ⟨(𝑥 ∈ (Base‘𝐶) ↦ ⟨(𝑦 ∈ (Base‘𝐷) ↦ (𝑥(1st𝐹)𝑦)), (𝑦 ∈ (Base‘𝐷), 𝑧 ∈ (Base‘𝐷) ↦ (𝑔 ∈ (𝑦(Hom ‘𝐷)𝑧) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))))⟩)
2011, 19eqtr4d 2780 . 2 (𝜑𝐺 = ⟨(1st𝐺), (2nd𝐺)⟩)
21 curfcl.q . . . . 5 𝑄 = (𝐷 FuncCat 𝐸)
2221fucbas 18008 . . . 4 (𝐷 Func 𝐸) = (Base‘𝑄)
23 eqid 2737 . . . . 5 (𝐷 Nat 𝐸) = (𝐷 Nat 𝐸)
2421, 23fuchom 18009 . . . 4 (𝐷 Nat 𝐸) = (Hom ‘𝑄)
25 eqid 2737 . . . 4 (Id‘𝑄) = (Id‘𝑄)
26 eqid 2737 . . . 4 (comp‘𝐶) = (comp‘𝐶)
27 eqid 2737 . . . 4 (comp‘𝑄) = (comp‘𝑄)
28 funcrcl 17908 . . . . . . 7 (𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸) → ((𝐶 ×c 𝐷) ∈ Cat ∧ 𝐸 ∈ Cat))
295, 28syl 17 . . . . . 6 (𝜑 → ((𝐶 ×c 𝐷) ∈ Cat ∧ 𝐸 ∈ Cat))
3029simprd 495 . . . . 5 (𝜑𝐸 ∈ Cat)
3121, 4, 30fuccat 18018 . . . 4 (𝜑𝑄 ∈ Cat)
32 opex 5469 . . . . . 6 ⟨(𝑦 ∈ (Base‘𝐷) ↦ (𝑥(1st𝐹)𝑦)), (𝑦 ∈ (Base‘𝐷), 𝑧 ∈ (Base‘𝐷) ↦ (𝑔 ∈ (𝑦(Hom ‘𝐷)𝑧) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩ ∈ V
3332a1i 11 . . . . 5 ((𝜑𝑥 ∈ (Base‘𝐶)) → ⟨(𝑦 ∈ (Base‘𝐷) ↦ (𝑥(1st𝐹)𝑦)), (𝑦 ∈ (Base‘𝐷), 𝑧 ∈ (Base‘𝐷) ↦ (𝑔 ∈ (𝑦(Hom ‘𝐷)𝑧) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩ ∈ V)
343adantr 480 . . . . . 6 ((𝜑𝑥 ∈ (Base‘𝐶)) → 𝐶 ∈ Cat)
354adantr 480 . . . . . 6 ((𝜑𝑥 ∈ (Base‘𝐶)) → 𝐷 ∈ Cat)
365adantr 480 . . . . . 6 ((𝜑𝑥 ∈ (Base‘𝐶)) → 𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸))
37 simpr 484 . . . . . 6 ((𝜑𝑥 ∈ (Base‘𝐶)) → 𝑥 ∈ (Base‘𝐶))
38 eqid 2737 . . . . . 6 ((1st𝐺)‘𝑥) = ((1st𝐺)‘𝑥)
391, 2, 34, 35, 36, 6, 37, 38curf1cl 18273 . . . . 5 ((𝜑𝑥 ∈ (Base‘𝐶)) → ((1st𝐺)‘𝑥) ∈ (𝐷 Func 𝐸))
4033, 16, 39fmpt2d 7144 . . . 4 (𝜑 → (1st𝐺):(Base‘𝐶)⟶(𝐷 Func 𝐸))
41 eqid 2737 . . . . . 6 (𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧))))) = (𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))))
42 ovex 7464 . . . . . . 7 (𝑥(Hom ‘𝐶)𝑦) ∈ V
4342mptex 7243 . . . . . 6 (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))) ∈ V
4441, 43fnmpoi 8095 . . . . 5 (𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧))))) Fn ((Base‘𝐶) × (Base‘𝐶))
4518fneq1d 6661 . . . . 5 (𝜑 → ((2nd𝐺) Fn ((Base‘𝐶) × (Base‘𝐶)) ↔ (𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧))))) Fn ((Base‘𝐶) × (Base‘𝐶))))
4644, 45mpbiri 258 . . . 4 (𝜑 → (2nd𝐺) Fn ((Base‘𝐶) × (Base‘𝐶)))
47 fvex 6919 . . . . . . 7 (Base‘𝐷) ∈ V
4847mptex 7243 . . . . . 6 (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧))) ∈ V
4948a1i 11 . . . . 5 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) ∧ 𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦)) → (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧))) ∈ V)
5018oveqd 7448 . . . . . 6 (𝜑 → (𝑥(2nd𝐺)𝑦) = (𝑥(𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))))𝑦))
5141ovmpt4g 7580 . . . . . . 7 ((𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))) ∈ V) → (𝑥(𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))))𝑦) = (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))))
5243, 51mp3an3 1452 . . . . . 6 ((𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶)) → (𝑥(𝑥 ∈ (Base‘𝐶), 𝑦 ∈ (Base‘𝐶) ↦ (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))))𝑦) = (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))))
5350, 52sylan9eq 2797 . . . . 5 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) → (𝑥(2nd𝐺)𝑦) = (𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦) ↦ (𝑧 ∈ (Base‘𝐷) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)((Id‘𝐷)‘𝑧)))))
543ad2antrr 726 . . . . . 6 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) ∧ 𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦)) → 𝐶 ∈ Cat)
554ad2antrr 726 . . . . . 6 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) ∧ 𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦)) → 𝐷 ∈ Cat)
565ad2antrr 726 . . . . . 6 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) ∧ 𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦)) → 𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸))
57 simplrl 777 . . . . . 6 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) ∧ 𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦)) → 𝑥 ∈ (Base‘𝐶))
58 simplrr 778 . . . . . 6 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) ∧ 𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦)) → 𝑦 ∈ (Base‘𝐶))
59 simpr 484 . . . . . 6 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) ∧ 𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦)) → 𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦))
60 eqid 2737 . . . . . 6 ((𝑥(2nd𝐺)𝑦)‘𝑔) = ((𝑥(2nd𝐺)𝑦)‘𝑔)
611, 2, 54, 55, 56, 6, 9, 10, 57, 58, 59, 60, 23curf2cl 18276 . . . . 5 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) ∧ 𝑔 ∈ (𝑥(Hom ‘𝐶)𝑦)) → ((𝑥(2nd𝐺)𝑦)‘𝑔) ∈ (((1st𝐺)‘𝑥)(𝐷 Nat 𝐸)((1st𝐺)‘𝑦)))
6249, 53, 61fmpt2d 7144 . . . 4 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶))) → (𝑥(2nd𝐺)𝑦):(𝑥(Hom ‘𝐶)𝑦)⟶(((1st𝐺)‘𝑥)(𝐷 Nat 𝐸)((1st𝐺)‘𝑦)))
63 eqid 2737 . . . . . . . . . 10 (𝐶 ×c 𝐷) = (𝐶 ×c 𝐷)
6463, 2, 6xpcbas 18223 . . . . . . . . 9 ((Base‘𝐶) × (Base‘𝐷)) = (Base‘(𝐶 ×c 𝐷))
65 eqid 2737 . . . . . . . . 9 (Id‘(𝐶 ×c 𝐷)) = (Id‘(𝐶 ×c 𝐷))
66 eqid 2737 . . . . . . . . 9 (Id‘𝐸) = (Id‘𝐸)
67 relfunc 17907 . . . . . . . . . . 11 Rel ((𝐶 ×c 𝐷) Func 𝐸)
68 1st2ndbr 8067 . . . . . . . . . . 11 ((Rel ((𝐶 ×c 𝐷) Func 𝐸) ∧ 𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸)) → (1st𝐹)((𝐶 ×c 𝐷) Func 𝐸)(2nd𝐹))
6967, 5, 68sylancr 587 . . . . . . . . . 10 (𝜑 → (1st𝐹)((𝐶 ×c 𝐷) Func 𝐸)(2nd𝐹))
7069ad2antrr 726 . . . . . . . . 9 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → (1st𝐹)((𝐶 ×c 𝐷) Func 𝐸)(2nd𝐹))
71 opelxpi 5722 . . . . . . . . . 10 ((𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐷)) → ⟨𝑥, 𝑦⟩ ∈ ((Base‘𝐶) × (Base‘𝐷)))
7271adantll 714 . . . . . . . . 9 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → ⟨𝑥, 𝑦⟩ ∈ ((Base‘𝐶) × (Base‘𝐷)))
7364, 65, 66, 70, 72funcid 17915 . . . . . . . 8 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → ((⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑦⟩)‘((Id‘(𝐶 ×c 𝐷))‘⟨𝑥, 𝑦⟩)) = ((Id‘𝐸)‘((1st𝐹)‘⟨𝑥, 𝑦⟩)))
743ad2antrr 726 . . . . . . . . . . 11 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → 𝐶 ∈ Cat)
754ad2antrr 726 . . . . . . . . . . 11 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → 𝐷 ∈ Cat)
7637adantr 480 . . . . . . . . . . 11 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → 𝑥 ∈ (Base‘𝐶))
77 simpr 484 . . . . . . . . . . 11 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → 𝑦 ∈ (Base‘𝐷))
7863, 74, 75, 2, 6, 8, 10, 65, 76, 77xpcid 18234 . . . . . . . . . 10 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → ((Id‘(𝐶 ×c 𝐷))‘⟨𝑥, 𝑦⟩) = ⟨((Id‘𝐶)‘𝑥), ((Id‘𝐷)‘𝑦)⟩)
7978fveq2d 6910 . . . . . . . . 9 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → ((⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑦⟩)‘((Id‘(𝐶 ×c 𝐷))‘⟨𝑥, 𝑦⟩)) = ((⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑦⟩)‘⟨((Id‘𝐶)‘𝑥), ((Id‘𝐷)‘𝑦)⟩))
80 df-ov 7434 . . . . . . . . 9 (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑦⟩)((Id‘𝐷)‘𝑦)) = ((⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑦⟩)‘⟨((Id‘𝐶)‘𝑥), ((Id‘𝐷)‘𝑦)⟩)
8179, 80eqtr4di 2795 . . . . . . . 8 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → ((⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑦⟩)‘((Id‘(𝐶 ×c 𝐷))‘⟨𝑥, 𝑦⟩)) = (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑦⟩)((Id‘𝐷)‘𝑦)))
825ad2antrr 726 . . . . . . . . . . 11 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → 𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸))
831, 2, 74, 75, 82, 6, 76, 38, 77curf11 18271 . . . . . . . . . 10 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → ((1st ‘((1st𝐺)‘𝑥))‘𝑦) = (𝑥(1st𝐹)𝑦))
84 df-ov 7434 . . . . . . . . . 10 (𝑥(1st𝐹)𝑦) = ((1st𝐹)‘⟨𝑥, 𝑦⟩)
8583, 84eqtr2di 2794 . . . . . . . . 9 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → ((1st𝐹)‘⟨𝑥, 𝑦⟩) = ((1st ‘((1st𝐺)‘𝑥))‘𝑦))
8685fveq2d 6910 . . . . . . . 8 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → ((Id‘𝐸)‘((1st𝐹)‘⟨𝑥, 𝑦⟩)) = ((Id‘𝐸)‘((1st ‘((1st𝐺)‘𝑥))‘𝑦)))
8773, 81, 863eqtr3d 2785 . . . . . . 7 (((𝜑𝑥 ∈ (Base‘𝐶)) ∧ 𝑦 ∈ (Base‘𝐷)) → (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑦⟩)((Id‘𝐷)‘𝑦)) = ((Id‘𝐸)‘((1st ‘((1st𝐺)‘𝑥))‘𝑦)))
8887mpteq2dva 5242 . . . . . 6 ((𝜑𝑥 ∈ (Base‘𝐶)) → (𝑦 ∈ (Base‘𝐷) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑦⟩)((Id‘𝐷)‘𝑦))) = (𝑦 ∈ (Base‘𝐷) ↦ ((Id‘𝐸)‘((1st ‘((1st𝐺)‘𝑥))‘𝑦))))
8930adantr 480 . . . . . . . . 9 ((𝜑𝑥 ∈ (Base‘𝐶)) → 𝐸 ∈ Cat)
90 eqid 2737 . . . . . . . . . 10 (Base‘𝐸) = (Base‘𝐸)
9190, 66cidfn 17722 . . . . . . . . 9 (𝐸 ∈ Cat → (Id‘𝐸) Fn (Base‘𝐸))
9289, 91syl 17 . . . . . . . 8 ((𝜑𝑥 ∈ (Base‘𝐶)) → (Id‘𝐸) Fn (Base‘𝐸))
93 dffn2 6738 . . . . . . . 8 ((Id‘𝐸) Fn (Base‘𝐸) ↔ (Id‘𝐸):(Base‘𝐸)⟶V)
9492, 93sylib 218 . . . . . . 7 ((𝜑𝑥 ∈ (Base‘𝐶)) → (Id‘𝐸):(Base‘𝐸)⟶V)
95 relfunc 17907 . . . . . . . . 9 Rel (𝐷 Func 𝐸)
96 1st2ndbr 8067 . . . . . . . . 9 ((Rel (𝐷 Func 𝐸) ∧ ((1st𝐺)‘𝑥) ∈ (𝐷 Func 𝐸)) → (1st ‘((1st𝐺)‘𝑥))(𝐷 Func 𝐸)(2nd ‘((1st𝐺)‘𝑥)))
9795, 39, 96sylancr 587 . . . . . . . 8 ((𝜑𝑥 ∈ (Base‘𝐶)) → (1st ‘((1st𝐺)‘𝑥))(𝐷 Func 𝐸)(2nd ‘((1st𝐺)‘𝑥)))
986, 90, 97funcf1 17911 . . . . . . 7 ((𝜑𝑥 ∈ (Base‘𝐶)) → (1st ‘((1st𝐺)‘𝑥)):(Base‘𝐷)⟶(Base‘𝐸))
99 fcompt 7153 . . . . . . 7 (((Id‘𝐸):(Base‘𝐸)⟶V ∧ (1st ‘((1st𝐺)‘𝑥)):(Base‘𝐷)⟶(Base‘𝐸)) → ((Id‘𝐸) ∘ (1st ‘((1st𝐺)‘𝑥))) = (𝑦 ∈ (Base‘𝐷) ↦ ((Id‘𝐸)‘((1st ‘((1st𝐺)‘𝑥))‘𝑦))))
10094, 98, 99syl2anc 584 . . . . . 6 ((𝜑𝑥 ∈ (Base‘𝐶)) → ((Id‘𝐸) ∘ (1st ‘((1st𝐺)‘𝑥))) = (𝑦 ∈ (Base‘𝐷) ↦ ((Id‘𝐸)‘((1st ‘((1st𝐺)‘𝑥))‘𝑦))))
10188, 100eqtr4d 2780 . . . . 5 ((𝜑𝑥 ∈ (Base‘𝐶)) → (𝑦 ∈ (Base‘𝐷) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑦⟩)((Id‘𝐷)‘𝑦))) = ((Id‘𝐸) ∘ (1st ‘((1st𝐺)‘𝑥))))
1022, 9, 8, 34, 37catidcl 17725 . . . . . 6 ((𝜑𝑥 ∈ (Base‘𝐶)) → ((Id‘𝐶)‘𝑥) ∈ (𝑥(Hom ‘𝐶)𝑥))
103 eqid 2737 . . . . . 6 ((𝑥(2nd𝐺)𝑥)‘((Id‘𝐶)‘𝑥)) = ((𝑥(2nd𝐺)𝑥)‘((Id‘𝐶)‘𝑥))
1041, 2, 34, 35, 36, 6, 9, 10, 37, 37, 102, 103curf2 18274 . . . . 5 ((𝜑𝑥 ∈ (Base‘𝐶)) → ((𝑥(2nd𝐺)𝑥)‘((Id‘𝐶)‘𝑥)) = (𝑦 ∈ (Base‘𝐷) ↦ (((Id‘𝐶)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑦⟩)((Id‘𝐷)‘𝑦))))
10521, 25, 66, 39fucid 18019 . . . . 5 ((𝜑𝑥 ∈ (Base‘𝐶)) → ((Id‘𝑄)‘((1st𝐺)‘𝑥)) = ((Id‘𝐸) ∘ (1st ‘((1st𝐺)‘𝑥))))
106101, 104, 1053eqtr4d 2787 . . . 4 ((𝜑𝑥 ∈ (Base‘𝐶)) → ((𝑥(2nd𝐺)𝑥)‘((Id‘𝐶)‘𝑥)) = ((Id‘𝑄)‘((1st𝐺)‘𝑥)))
10733ad2ant1 1134 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → 𝐶 ∈ Cat)
108107adantr 480 . . . . . . . . . . . 12 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → 𝐶 ∈ Cat)
10943ad2ant1 1134 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → 𝐷 ∈ Cat)
110109adantr 480 . . . . . . . . . . . 12 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → 𝐷 ∈ Cat)
11153ad2ant1 1134 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → 𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸))
112111adantr 480 . . . . . . . . . . . 12 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → 𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸))
113 simp21 1207 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → 𝑥 ∈ (Base‘𝐶))
114113adantr 480 . . . . . . . . . . . 12 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → 𝑥 ∈ (Base‘𝐶))
115 simpr 484 . . . . . . . . . . . 12 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → 𝑤 ∈ (Base‘𝐷))
1161, 2, 108, 110, 112, 6, 114, 38, 115curf11 18271 . . . . . . . . . . 11 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((1st ‘((1st𝐺)‘𝑥))‘𝑤) = (𝑥(1st𝐹)𝑤))
117 df-ov 7434 . . . . . . . . . . 11 (𝑥(1st𝐹)𝑤) = ((1st𝐹)‘⟨𝑥, 𝑤⟩)
118116, 117eqtrdi 2793 . . . . . . . . . 10 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((1st ‘((1st𝐺)‘𝑥))‘𝑤) = ((1st𝐹)‘⟨𝑥, 𝑤⟩))
119 simp22 1208 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → 𝑦 ∈ (Base‘𝐶))
120119adantr 480 . . . . . . . . . . . 12 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → 𝑦 ∈ (Base‘𝐶))
121 eqid 2737 . . . . . . . . . . . 12 ((1st𝐺)‘𝑦) = ((1st𝐺)‘𝑦)
1221, 2, 108, 110, 112, 6, 120, 121, 115curf11 18271 . . . . . . . . . . 11 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((1st ‘((1st𝐺)‘𝑦))‘𝑤) = (𝑦(1st𝐹)𝑤))
123 df-ov 7434 . . . . . . . . . . 11 (𝑦(1st𝐹)𝑤) = ((1st𝐹)‘⟨𝑦, 𝑤⟩)
124122, 123eqtrdi 2793 . . . . . . . . . 10 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((1st ‘((1st𝐺)‘𝑦))‘𝑤) = ((1st𝐹)‘⟨𝑦, 𝑤⟩))
125118, 124opeq12d 4881 . . . . . . . . 9 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨((1st ‘((1st𝐺)‘𝑥))‘𝑤), ((1st ‘((1st𝐺)‘𝑦))‘𝑤)⟩ = ⟨((1st𝐹)‘⟨𝑥, 𝑤⟩), ((1st𝐹)‘⟨𝑦, 𝑤⟩)⟩)
126 simp23 1209 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → 𝑧 ∈ (Base‘𝐶))
127126adantr 480 . . . . . . . . . . 11 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → 𝑧 ∈ (Base‘𝐶))
128 eqid 2737 . . . . . . . . . . 11 ((1st𝐺)‘𝑧) = ((1st𝐺)‘𝑧)
1291, 2, 108, 110, 112, 6, 127, 128, 115curf11 18271 . . . . . . . . . 10 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((1st ‘((1st𝐺)‘𝑧))‘𝑤) = (𝑧(1st𝐹)𝑤))
130 df-ov 7434 . . . . . . . . . 10 (𝑧(1st𝐹)𝑤) = ((1st𝐹)‘⟨𝑧, 𝑤⟩)
131129, 130eqtrdi 2793 . . . . . . . . 9 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((1st ‘((1st𝐺)‘𝑧))‘𝑤) = ((1st𝐹)‘⟨𝑧, 𝑤⟩))
132125, 131oveq12d 7449 . . . . . . . 8 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → (⟨((1st ‘((1st𝐺)‘𝑥))‘𝑤), ((1st ‘((1st𝐺)‘𝑦))‘𝑤)⟩(comp‘𝐸)((1st ‘((1st𝐺)‘𝑧))‘𝑤)) = (⟨((1st𝐹)‘⟨𝑥, 𝑤⟩), ((1st𝐹)‘⟨𝑦, 𝑤⟩)⟩(comp‘𝐸)((1st𝐹)‘⟨𝑧, 𝑤⟩)))
133 simp3r 1203 . . . . . . . . . . 11 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))
134133adantr 480 . . . . . . . . . 10 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))
135 eqid 2737 . . . . . . . . . 10 ((𝑦(2nd𝐺)𝑧)‘𝑔) = ((𝑦(2nd𝐺)𝑧)‘𝑔)
1361, 2, 108, 110, 112, 6, 9, 10, 120, 127, 134, 135, 115curf2val 18275 . . . . . . . . 9 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → (((𝑦(2nd𝐺)𝑧)‘𝑔)‘𝑤) = (𝑔(⟨𝑦, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)((Id‘𝐷)‘𝑤)))
137 df-ov 7434 . . . . . . . . 9 (𝑔(⟨𝑦, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)((Id‘𝐷)‘𝑤)) = ((⟨𝑦, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)‘⟨𝑔, ((Id‘𝐷)‘𝑤)⟩)
138136, 137eqtrdi 2793 . . . . . . . 8 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → (((𝑦(2nd𝐺)𝑧)‘𝑔)‘𝑤) = ((⟨𝑦, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)‘⟨𝑔, ((Id‘𝐷)‘𝑤)⟩))
139 simp3l 1202 . . . . . . . . . . 11 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → 𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦))
140139adantr 480 . . . . . . . . . 10 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → 𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦))
141 eqid 2737 . . . . . . . . . 10 ((𝑥(2nd𝐺)𝑦)‘𝑓) = ((𝑥(2nd𝐺)𝑦)‘𝑓)
1421, 2, 108, 110, 112, 6, 9, 10, 114, 120, 140, 141, 115curf2val 18275 . . . . . . . . 9 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → (((𝑥(2nd𝐺)𝑦)‘𝑓)‘𝑤) = (𝑓(⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑦, 𝑤⟩)((Id‘𝐷)‘𝑤)))
143 df-ov 7434 . . . . . . . . 9 (𝑓(⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑦, 𝑤⟩)((Id‘𝐷)‘𝑤)) = ((⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑦, 𝑤⟩)‘⟨𝑓, ((Id‘𝐷)‘𝑤)⟩)
144142, 143eqtrdi 2793 . . . . . . . 8 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → (((𝑥(2nd𝐺)𝑦)‘𝑓)‘𝑤) = ((⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑦, 𝑤⟩)‘⟨𝑓, ((Id‘𝐷)‘𝑤)⟩))
145132, 138, 144oveq123d 7452 . . . . . . 7 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((((𝑦(2nd𝐺)𝑧)‘𝑔)‘𝑤)(⟨((1st ‘((1st𝐺)‘𝑥))‘𝑤), ((1st ‘((1st𝐺)‘𝑦))‘𝑤)⟩(comp‘𝐸)((1st ‘((1st𝐺)‘𝑧))‘𝑤))(((𝑥(2nd𝐺)𝑦)‘𝑓)‘𝑤)) = (((⟨𝑦, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)‘⟨𝑔, ((Id‘𝐷)‘𝑤)⟩)(⟨((1st𝐹)‘⟨𝑥, 𝑤⟩), ((1st𝐹)‘⟨𝑦, 𝑤⟩)⟩(comp‘𝐸)((1st𝐹)‘⟨𝑧, 𝑤⟩))((⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑦, 𝑤⟩)‘⟨𝑓, ((Id‘𝐷)‘𝑤)⟩)))
146 eqid 2737 . . . . . . . 8 (Hom ‘(𝐶 ×c 𝐷)) = (Hom ‘(𝐶 ×c 𝐷))
147 eqid 2737 . . . . . . . 8 (comp‘(𝐶 ×c 𝐷)) = (comp‘(𝐶 ×c 𝐷))
148 eqid 2737 . . . . . . . 8 (comp‘𝐸) = (comp‘𝐸)
14967, 112, 68sylancr 587 . . . . . . . 8 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → (1st𝐹)((𝐶 ×c 𝐷) Func 𝐸)(2nd𝐹))
150 opelxpi 5722 . . . . . . . . 9 ((𝑥 ∈ (Base‘𝐶) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨𝑥, 𝑤⟩ ∈ ((Base‘𝐶) × (Base‘𝐷)))
151113, 150sylan 580 . . . . . . . 8 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨𝑥, 𝑤⟩ ∈ ((Base‘𝐶) × (Base‘𝐷)))
152 opelxpi 5722 . . . . . . . . 9 ((𝑦 ∈ (Base‘𝐶) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨𝑦, 𝑤⟩ ∈ ((Base‘𝐶) × (Base‘𝐷)))
153119, 152sylan 580 . . . . . . . 8 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨𝑦, 𝑤⟩ ∈ ((Base‘𝐶) × (Base‘𝐷)))
154 opelxpi 5722 . . . . . . . . 9 ((𝑧 ∈ (Base‘𝐶) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨𝑧, 𝑤⟩ ∈ ((Base‘𝐶) × (Base‘𝐷)))
155126, 154sylan 580 . . . . . . . 8 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨𝑧, 𝑤⟩ ∈ ((Base‘𝐶) × (Base‘𝐷)))
1566, 7, 10, 110, 115catidcl 17725 . . . . . . . . . 10 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((Id‘𝐷)‘𝑤) ∈ (𝑤(Hom ‘𝐷)𝑤))
157140, 156opelxpd 5724 . . . . . . . . 9 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨𝑓, ((Id‘𝐷)‘𝑤)⟩ ∈ ((𝑥(Hom ‘𝐶)𝑦) × (𝑤(Hom ‘𝐷)𝑤)))
15863, 2, 6, 9, 7, 114, 115, 120, 115, 146xpchom2 18231 . . . . . . . . 9 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → (⟨𝑥, 𝑤⟩(Hom ‘(𝐶 ×c 𝐷))⟨𝑦, 𝑤⟩) = ((𝑥(Hom ‘𝐶)𝑦) × (𝑤(Hom ‘𝐷)𝑤)))
159157, 158eleqtrrd 2844 . . . . . . . 8 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨𝑓, ((Id‘𝐷)‘𝑤)⟩ ∈ (⟨𝑥, 𝑤⟩(Hom ‘(𝐶 ×c 𝐷))⟨𝑦, 𝑤⟩))
160134, 156opelxpd 5724 . . . . . . . . 9 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨𝑔, ((Id‘𝐷)‘𝑤)⟩ ∈ ((𝑦(Hom ‘𝐶)𝑧) × (𝑤(Hom ‘𝐷)𝑤)))
16163, 2, 6, 9, 7, 120, 115, 127, 115, 146xpchom2 18231 . . . . . . . . 9 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → (⟨𝑦, 𝑤⟩(Hom ‘(𝐶 ×c 𝐷))⟨𝑧, 𝑤⟩) = ((𝑦(Hom ‘𝐶)𝑧) × (𝑤(Hom ‘𝐷)𝑤)))
162160, 161eleqtrrd 2844 . . . . . . . 8 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨𝑔, ((Id‘𝐷)‘𝑤)⟩ ∈ (⟨𝑦, 𝑤⟩(Hom ‘(𝐶 ×c 𝐷))⟨𝑧, 𝑤⟩))
16364, 146, 147, 148, 149, 151, 153, 155, 159, 162funcco 17916 . . . . . . 7 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)‘(⟨𝑔, ((Id‘𝐷)‘𝑤)⟩(⟨⟨𝑥, 𝑤⟩, ⟨𝑦, 𝑤⟩⟩(comp‘(𝐶 ×c 𝐷))⟨𝑧, 𝑤⟩)⟨𝑓, ((Id‘𝐷)‘𝑤)⟩)) = (((⟨𝑦, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)‘⟨𝑔, ((Id‘𝐷)‘𝑤)⟩)(⟨((1st𝐹)‘⟨𝑥, 𝑤⟩), ((1st𝐹)‘⟨𝑦, 𝑤⟩)⟩(comp‘𝐸)((1st𝐹)‘⟨𝑧, 𝑤⟩))((⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑦, 𝑤⟩)‘⟨𝑓, ((Id‘𝐷)‘𝑤)⟩)))
164 eqid 2737 . . . . . . . . . . 11 (comp‘𝐷) = (comp‘𝐷)
16563, 2, 6, 9, 7, 114, 115, 120, 115, 26, 164, 147, 127, 115, 140, 156, 134, 156xpcco2 18232 . . . . . . . . . 10 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → (⟨𝑔, ((Id‘𝐷)‘𝑤)⟩(⟨⟨𝑥, 𝑤⟩, ⟨𝑦, 𝑤⟩⟩(comp‘(𝐶 ×c 𝐷))⟨𝑧, 𝑤⟩)⟨𝑓, ((Id‘𝐷)‘𝑤)⟩) = ⟨(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓), (((Id‘𝐷)‘𝑤)(⟨𝑤, 𝑤⟩(comp‘𝐷)𝑤)((Id‘𝐷)‘𝑤))⟩)
1666, 7, 10, 110, 115, 164, 115, 156catlid 17726 . . . . . . . . . . 11 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → (((Id‘𝐷)‘𝑤)(⟨𝑤, 𝑤⟩(comp‘𝐷)𝑤)((Id‘𝐷)‘𝑤)) = ((Id‘𝐷)‘𝑤))
167166opeq2d 4880 . . . . . . . . . 10 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ⟨(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓), (((Id‘𝐷)‘𝑤)(⟨𝑤, 𝑤⟩(comp‘𝐷)𝑤)((Id‘𝐷)‘𝑤))⟩ = ⟨(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓), ((Id‘𝐷)‘𝑤)⟩)
168165, 167eqtrd 2777 . . . . . . . . 9 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → (⟨𝑔, ((Id‘𝐷)‘𝑤)⟩(⟨⟨𝑥, 𝑤⟩, ⟨𝑦, 𝑤⟩⟩(comp‘(𝐶 ×c 𝐷))⟨𝑧, 𝑤⟩)⟨𝑓, ((Id‘𝐷)‘𝑤)⟩) = ⟨(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓), ((Id‘𝐷)‘𝑤)⟩)
169168fveq2d 6910 . . . . . . . 8 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)‘(⟨𝑔, ((Id‘𝐷)‘𝑤)⟩(⟨⟨𝑥, 𝑤⟩, ⟨𝑦, 𝑤⟩⟩(comp‘(𝐶 ×c 𝐷))⟨𝑧, 𝑤⟩)⟨𝑓, ((Id‘𝐷)‘𝑤)⟩)) = ((⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)‘⟨(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓), ((Id‘𝐷)‘𝑤)⟩))
170 df-ov 7434 . . . . . . . 8 ((𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)(⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)((Id‘𝐷)‘𝑤)) = ((⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)‘⟨(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓), ((Id‘𝐷)‘𝑤)⟩)
171169, 170eqtr4di 2795 . . . . . . 7 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)‘(⟨𝑔, ((Id‘𝐷)‘𝑤)⟩(⟨⟨𝑥, 𝑤⟩, ⟨𝑦, 𝑤⟩⟩(comp‘(𝐶 ×c 𝐷))⟨𝑧, 𝑤⟩)⟨𝑓, ((Id‘𝐷)‘𝑤)⟩)) = ((𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)(⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)((Id‘𝐷)‘𝑤)))
172145, 163, 1713eqtr2rd 2784 . . . . . 6 (((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) ∧ 𝑤 ∈ (Base‘𝐷)) → ((𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)(⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)((Id‘𝐷)‘𝑤)) = ((((𝑦(2nd𝐺)𝑧)‘𝑔)‘𝑤)(⟨((1st ‘((1st𝐺)‘𝑥))‘𝑤), ((1st ‘((1st𝐺)‘𝑦))‘𝑤)⟩(comp‘𝐸)((1st ‘((1st𝐺)‘𝑧))‘𝑤))(((𝑥(2nd𝐺)𝑦)‘𝑓)‘𝑤)))
173172mpteq2dva 5242 . . . . 5 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → (𝑤 ∈ (Base‘𝐷) ↦ ((𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)(⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)((Id‘𝐷)‘𝑤))) = (𝑤 ∈ (Base‘𝐷) ↦ ((((𝑦(2nd𝐺)𝑧)‘𝑔)‘𝑤)(⟨((1st ‘((1st𝐺)‘𝑥))‘𝑤), ((1st ‘((1st𝐺)‘𝑦))‘𝑤)⟩(comp‘𝐸)((1st ‘((1st𝐺)‘𝑧))‘𝑤))(((𝑥(2nd𝐺)𝑦)‘𝑓)‘𝑤))))
1742, 9, 26, 107, 113, 119, 126, 139, 133catcocl 17728 . . . . . 6 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → (𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓) ∈ (𝑥(Hom ‘𝐶)𝑧))
175 eqid 2737 . . . . . 6 ((𝑥(2nd𝐺)𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = ((𝑥(2nd𝐺)𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓))
1761, 2, 107, 109, 111, 6, 9, 10, 113, 126, 174, 175curf2 18274 . . . . 5 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → ((𝑥(2nd𝐺)𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (𝑤 ∈ (Base‘𝐷) ↦ ((𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)(⟨𝑥, 𝑤⟩(2nd𝐹)⟨𝑧, 𝑤⟩)((Id‘𝐷)‘𝑤))))
1771, 2, 107, 109, 111, 6, 9, 10, 113, 119, 139, 141, 23curf2cl 18276 . . . . . 6 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → ((𝑥(2nd𝐺)𝑦)‘𝑓) ∈ (((1st𝐺)‘𝑥)(𝐷 Nat 𝐸)((1st𝐺)‘𝑦)))
1781, 2, 107, 109, 111, 6, 9, 10, 119, 126, 133, 135, 23curf2cl 18276 . . . . . 6 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → ((𝑦(2nd𝐺)𝑧)‘𝑔) ∈ (((1st𝐺)‘𝑦)(𝐷 Nat 𝐸)((1st𝐺)‘𝑧)))
17921, 23, 6, 148, 27, 177, 178fucco 18010 . . . . 5 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → (((𝑦(2nd𝐺)𝑧)‘𝑔)(⟨((1st𝐺)‘𝑥), ((1st𝐺)‘𝑦)⟩(comp‘𝑄)((1st𝐺)‘𝑧))((𝑥(2nd𝐺)𝑦)‘𝑓)) = (𝑤 ∈ (Base‘𝐷) ↦ ((((𝑦(2nd𝐺)𝑧)‘𝑔)‘𝑤)(⟨((1st ‘((1st𝐺)‘𝑥))‘𝑤), ((1st ‘((1st𝐺)‘𝑦))‘𝑤)⟩(comp‘𝐸)((1st ‘((1st𝐺)‘𝑧))‘𝑤))(((𝑥(2nd𝐺)𝑦)‘𝑓)‘𝑤))))
180173, 176, 1793eqtr4d 2787 . . . 4 ((𝜑 ∧ (𝑥 ∈ (Base‘𝐶) ∧ 𝑦 ∈ (Base‘𝐶) ∧ 𝑧 ∈ (Base‘𝐶)) ∧ (𝑓 ∈ (𝑥(Hom ‘𝐶)𝑦) ∧ 𝑔 ∈ (𝑦(Hom ‘𝐶)𝑧))) → ((𝑥(2nd𝐺)𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦(2nd𝐺)𝑧)‘𝑔)(⟨((1st𝐺)‘𝑥), ((1st𝐺)‘𝑦)⟩(comp‘𝑄)((1st𝐺)‘𝑧))((𝑥(2nd𝐺)𝑦)‘𝑓)))
1812, 22, 9, 24, 8, 25, 26, 27, 3, 31, 40, 46, 62, 106, 180isfuncd 17910 . . 3 (𝜑 → (1st𝐺)(𝐶 Func 𝑄)(2nd𝐺))
182 df-br 5144 . . 3 ((1st𝐺)(𝐶 Func 𝑄)(2nd𝐺) ↔ ⟨(1st𝐺), (2nd𝐺)⟩ ∈ (𝐶 Func 𝑄))
183181, 182sylib 218 . 2 (𝜑 → ⟨(1st𝐺), (2nd𝐺)⟩ ∈ (𝐶 Func 𝑄))
18420, 183eqeltrd 2841 1 (𝜑𝐺 ∈ (𝐶 Func 𝑄))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 395  w3a 1087   = wceq 1540  wcel 2108  Vcvv 3480  cop 4632   class class class wbr 5143  cmpt 5225   × cxp 5683  ccom 5689  Rel wrel 5690   Fn wfn 6556  wf 6557  cfv 6561  (class class class)co 7431  cmpo 7433  1st c1st 8012  2nd c2nd 8013  Basecbs 17247  Hom chom 17308  compcco 17309  Catccat 17707  Idccid 17708   Func cfunc 17899   Nat cnat 17989   FuncCat cfuc 17990   ×c cxpc 18213   curryF ccurf 18255
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-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-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-er 8745  df-map 8868  df-ixp 8938  df-en 8986  df-dom 8987  df-sdom 8988  df-fin 8989  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-xpc 18217  df-curf 18259
This theorem is referenced by:  uncfcurf  18284  diagcl  18286  curf2ndf  18292  yoncl  18307  tposcurfcl  49003
  Copyright terms: Public domain W3C validator