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Theorem curfval 16784
Description: Value of the curry functor. (Contributed by Mario Carneiro, 12-Jan-2017.)
Hypotheses
Ref Expression
curfval.g 𝐺 = (⟨𝐶, 𝐷⟩ curryF 𝐹)
curfval.a 𝐴 = (Base‘𝐶)
curfval.c (𝜑𝐶 ∈ Cat)
curfval.d (𝜑𝐷 ∈ Cat)
curfval.f (𝜑𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸))
curfval.b 𝐵 = (Base‘𝐷)
curfval.j 𝐽 = (Hom ‘𝐷)
curfval.1 1 = (Id‘𝐶)
curfval.h 𝐻 = (Hom ‘𝐶)
curfval.i 𝐼 = (Id‘𝐷)
Assertion
Ref Expression
curfval (𝜑𝐺 = ⟨(𝑥𝐴 ↦ ⟨(𝑦𝐵 ↦ (𝑥(1st𝐹)𝑦)), (𝑦𝐵, 𝑧𝐵 ↦ (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥𝐴, 𝑦𝐴 ↦ (𝑔 ∈ (𝑥𝐻𝑦) ↦ (𝑧𝐵 ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧)))))⟩)
Distinct variable groups:   𝑥,𝑔,𝑦,𝑧, 1   𝑥,𝐴,𝑦   𝐵,𝑔,𝑥,𝑦,𝑧   𝐶,𝑔,𝑥,𝑦,𝑧   𝐷,𝑔,𝑥,𝑦,𝑧   𝑔,𝐻,𝑦,𝑧   𝜑,𝑔,𝑥,𝑦,𝑧   𝑔,𝐸,𝑦,𝑧   𝑔,𝐽,𝑥   𝑔,𝐹,𝑥,𝑦,𝑧
Allowed substitution hints:   𝐴(𝑧,𝑔)   𝐸(𝑥)   𝐺(𝑥,𝑦,𝑧,𝑔)   𝐻(𝑥)   𝐼(𝑥,𝑦,𝑧,𝑔)   𝐽(𝑦,𝑧)

Proof of Theorem curfval
Dummy variables 𝑐 𝑑 𝑒 𝑓 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 curfval.g . 2 𝐺 = (⟨𝐶, 𝐷⟩ curryF 𝐹)
2 df-curf 16775 . . . 4 curryF = (𝑒 ∈ V, 𝑓 ∈ V ↦ (1st𝑒) / 𝑐(2nd𝑒) / 𝑑⟨(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)))))⟩)
32a1i 11 . . 3 (𝜑 → curryF = (𝑒 ∈ V, 𝑓 ∈ V ↦ (1st𝑒) / 𝑐(2nd𝑒) / 𝑑⟨(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)))))⟩))
4 fvex 6158 . . . . 5 (1st𝑒) ∈ V
54a1i 11 . . . 4 ((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) → (1st𝑒) ∈ V)
6 simprl 793 . . . . . 6 ((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) → 𝑒 = ⟨𝐶, 𝐷⟩)
76fveq2d 6152 . . . . 5 ((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) → (1st𝑒) = (1st ‘⟨𝐶, 𝐷⟩))
8 curfval.c . . . . . . 7 (𝜑𝐶 ∈ Cat)
9 curfval.d . . . . . . 7 (𝜑𝐷 ∈ Cat)
10 op1stg 7125 . . . . . . 7 ((𝐶 ∈ Cat ∧ 𝐷 ∈ Cat) → (1st ‘⟨𝐶, 𝐷⟩) = 𝐶)
118, 9, 10syl2anc 692 . . . . . 6 (𝜑 → (1st ‘⟨𝐶, 𝐷⟩) = 𝐶)
1211adantr 481 . . . . 5 ((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) → (1st ‘⟨𝐶, 𝐷⟩) = 𝐶)
137, 12eqtrd 2655 . . . 4 ((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) → (1st𝑒) = 𝐶)
14 fvex 6158 . . . . . 6 (2nd𝑒) ∈ V
1514a1i 11 . . . . 5 (((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) → (2nd𝑒) ∈ V)
166adantr 481 . . . . . . 7 (((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) → 𝑒 = ⟨𝐶, 𝐷⟩)
1716fveq2d 6152 . . . . . 6 (((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) → (2nd𝑒) = (2nd ‘⟨𝐶, 𝐷⟩))
18 op2ndg 7126 . . . . . . . 8 ((𝐶 ∈ Cat ∧ 𝐷 ∈ Cat) → (2nd ‘⟨𝐶, 𝐷⟩) = 𝐷)
198, 9, 18syl2anc 692 . . . . . . 7 (𝜑 → (2nd ‘⟨𝐶, 𝐷⟩) = 𝐷)
2019ad2antrr 761 . . . . . 6 (((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) → (2nd ‘⟨𝐶, 𝐷⟩) = 𝐷)
2117, 20eqtrd 2655 . . . . 5 (((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) → (2nd𝑒) = 𝐷)
22 simplr 791 . . . . . . . . 9 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → 𝑐 = 𝐶)
2322fveq2d 6152 . . . . . . . 8 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Base‘𝑐) = (Base‘𝐶))
24 curfval.a . . . . . . . 8 𝐴 = (Base‘𝐶)
2523, 24syl6eqr 2673 . . . . . . 7 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Base‘𝑐) = 𝐴)
26 simpr 477 . . . . . . . . . . 11 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → 𝑑 = 𝐷)
2726fveq2d 6152 . . . . . . . . . 10 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Base‘𝑑) = (Base‘𝐷))
28 curfval.b . . . . . . . . . 10 𝐵 = (Base‘𝐷)
2927, 28syl6eqr 2673 . . . . . . . . 9 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Base‘𝑑) = 𝐵)
30 simprr 795 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) → 𝑓 = 𝐹)
3130ad2antrr 761 . . . . . . . . . . 11 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → 𝑓 = 𝐹)
3231fveq2d 6152 . . . . . . . . . 10 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (1st𝑓) = (1st𝐹))
3332oveqd 6621 . . . . . . . . 9 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (𝑥(1st𝑓)𝑦) = (𝑥(1st𝐹)𝑦))
3429, 33mpteq12dv 4693 . . . . . . . 8 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (𝑦 ∈ (Base‘𝑑) ↦ (𝑥(1st𝑓)𝑦)) = (𝑦𝐵 ↦ (𝑥(1st𝐹)𝑦)))
3526fveq2d 6152 . . . . . . . . . . . 12 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Hom ‘𝑑) = (Hom ‘𝐷))
36 curfval.j . . . . . . . . . . . 12 𝐽 = (Hom ‘𝐷)
3735, 36syl6eqr 2673 . . . . . . . . . . 11 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Hom ‘𝑑) = 𝐽)
3837oveqd 6621 . . . . . . . . . 10 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (𝑦(Hom ‘𝑑)𝑧) = (𝑦𝐽𝑧))
3931fveq2d 6152 . . . . . . . . . . . 12 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (2nd𝑓) = (2nd𝐹))
4039oveqd 6621 . . . . . . . . . . 11 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (⟨𝑥, 𝑦⟩(2nd𝑓)⟨𝑥, 𝑧⟩) = (⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩))
4122fveq2d 6152 . . . . . . . . . . . . 13 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Id‘𝑐) = (Id‘𝐶))
42 curfval.1 . . . . . . . . . . . . 13 1 = (Id‘𝐶)
4341, 42syl6eqr 2673 . . . . . . . . . . . 12 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Id‘𝑐) = 1 )
4443fveq1d 6150 . . . . . . . . . . 11 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → ((Id‘𝑐)‘𝑥) = ( 1𝑥))
45 eqidd 2622 . . . . . . . . . . 11 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → 𝑔 = 𝑔)
4640, 44, 45oveq123d 6625 . . . . . . . . . 10 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (((Id‘𝑐)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝑓)⟨𝑥, 𝑧⟩)𝑔) = (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔))
4738, 46mpteq12dv 4693 . . . . . . . . 9 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (𝑔 ∈ (𝑦(Hom ‘𝑑)𝑧) ↦ (((Id‘𝑐)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝑓)⟨𝑥, 𝑧⟩)𝑔)) = (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))
4829, 29, 47mpt2eq123dv 6670 . . . . . . . 8 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (𝑦 ∈ (Base‘𝑑), 𝑧 ∈ (Base‘𝑑) ↦ (𝑔 ∈ (𝑦(Hom ‘𝑑)𝑧) ↦ (((Id‘𝑐)‘𝑥)(⟨𝑥, 𝑦⟩(2nd𝑓)⟨𝑥, 𝑧⟩)𝑔))) = (𝑦𝐵, 𝑧𝐵 ↦ (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔))))
4934, 48opeq12d 4378 . . . . . . 7 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → ⟨(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)))⟩ = ⟨(𝑦𝐵 ↦ (𝑥(1st𝐹)𝑦)), (𝑦𝐵, 𝑧𝐵 ↦ (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩)
5025, 49mpteq12dv 4693 . . . . . 6 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (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)))⟩) = (𝑥𝐴 ↦ ⟨(𝑦𝐵 ↦ (𝑥(1st𝐹)𝑦)), (𝑦𝐵, 𝑧𝐵 ↦ (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩))
5122fveq2d 6152 . . . . . . . . . 10 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Hom ‘𝑐) = (Hom ‘𝐶))
52 curfval.h . . . . . . . . . 10 𝐻 = (Hom ‘𝐶)
5351, 52syl6eqr 2673 . . . . . . . . 9 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Hom ‘𝑐) = 𝐻)
5453oveqd 6621 . . . . . . . 8 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (𝑥(Hom ‘𝑐)𝑦) = (𝑥𝐻𝑦))
5539oveqd 6621 . . . . . . . . . 10 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (⟨𝑥, 𝑧⟩(2nd𝑓)⟨𝑦, 𝑧⟩) = (⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩))
5626fveq2d 6152 . . . . . . . . . . . 12 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Id‘𝑑) = (Id‘𝐷))
57 curfval.i . . . . . . . . . . . 12 𝐼 = (Id‘𝐷)
5856, 57syl6eqr 2673 . . . . . . . . . . 11 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (Id‘𝑑) = 𝐼)
5958fveq1d 6150 . . . . . . . . . 10 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → ((Id‘𝑑)‘𝑧) = (𝐼𝑧))
6055, 45, 59oveq123d 6625 . . . . . . . . 9 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (𝑔(⟨𝑥, 𝑧⟩(2nd𝑓)⟨𝑦, 𝑧⟩)((Id‘𝑑)‘𝑧)) = (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧)))
6129, 60mpteq12dv 4693 . . . . . . . 8 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (𝑧 ∈ (Base‘𝑑) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝑓)⟨𝑦, 𝑧⟩)((Id‘𝑑)‘𝑧))) = (𝑧𝐵 ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧))))
6254, 61mpteq12dv 4693 . . . . . . 7 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (𝑔 ∈ (𝑥(Hom ‘𝑐)𝑦) ↦ (𝑧 ∈ (Base‘𝑑) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝑓)⟨𝑦, 𝑧⟩)((Id‘𝑑)‘𝑧)))) = (𝑔 ∈ (𝑥𝐻𝑦) ↦ (𝑧𝐵 ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧)))))
6325, 25, 62mpt2eq123dv 6670 . . . . . 6 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → (𝑥 ∈ (Base‘𝑐), 𝑦 ∈ (Base‘𝑐) ↦ (𝑔 ∈ (𝑥(Hom ‘𝑐)𝑦) ↦ (𝑧 ∈ (Base‘𝑑) ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝑓)⟨𝑦, 𝑧⟩)((Id‘𝑑)‘𝑧))))) = (𝑥𝐴, 𝑦𝐴 ↦ (𝑔 ∈ (𝑥𝐻𝑦) ↦ (𝑧𝐵 ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧))))))
6450, 63opeq12d 4378 . . . . 5 ((((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) ∧ 𝑑 = 𝐷) → ⟨(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)))))⟩ = ⟨(𝑥𝐴 ↦ ⟨(𝑦𝐵 ↦ (𝑥(1st𝐹)𝑦)), (𝑦𝐵, 𝑧𝐵 ↦ (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥𝐴, 𝑦𝐴 ↦ (𝑔 ∈ (𝑥𝐻𝑦) ↦ (𝑧𝐵 ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧)))))⟩)
6515, 21, 64csbied2 3542 . . . 4 (((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) ∧ 𝑐 = 𝐶) → (2nd𝑒) / 𝑑⟨(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)))))⟩ = ⟨(𝑥𝐴 ↦ ⟨(𝑦𝐵 ↦ (𝑥(1st𝐹)𝑦)), (𝑦𝐵, 𝑧𝐵 ↦ (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥𝐴, 𝑦𝐴 ↦ (𝑔 ∈ (𝑥𝐻𝑦) ↦ (𝑧𝐵 ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧)))))⟩)
665, 13, 65csbied2 3542 . . 3 ((𝜑 ∧ (𝑒 = ⟨𝐶, 𝐷⟩ ∧ 𝑓 = 𝐹)) → (1st𝑒) / 𝑐(2nd𝑒) / 𝑑⟨(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)))))⟩ = ⟨(𝑥𝐴 ↦ ⟨(𝑦𝐵 ↦ (𝑥(1st𝐹)𝑦)), (𝑦𝐵, 𝑧𝐵 ↦ (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥𝐴, 𝑦𝐴 ↦ (𝑔 ∈ (𝑥𝐻𝑦) ↦ (𝑧𝐵 ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧)))))⟩)
67 opex 4893 . . . 4 𝐶, 𝐷⟩ ∈ V
6867a1i 11 . . 3 (𝜑 → ⟨𝐶, 𝐷⟩ ∈ V)
69 curfval.f . . . 4 (𝜑𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸))
70 elex 3198 . . . 4 (𝐹 ∈ ((𝐶 ×c 𝐷) Func 𝐸) → 𝐹 ∈ V)
7169, 70syl 17 . . 3 (𝜑𝐹 ∈ V)
72 opex 4893 . . . 4 ⟨(𝑥𝐴 ↦ ⟨(𝑦𝐵 ↦ (𝑥(1st𝐹)𝑦)), (𝑦𝐵, 𝑧𝐵 ↦ (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥𝐴, 𝑦𝐴 ↦ (𝑔 ∈ (𝑥𝐻𝑦) ↦ (𝑧𝐵 ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧)))))⟩ ∈ V
7372a1i 11 . . 3 (𝜑 → ⟨(𝑥𝐴 ↦ ⟨(𝑦𝐵 ↦ (𝑥(1st𝐹)𝑦)), (𝑦𝐵, 𝑧𝐵 ↦ (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥𝐴, 𝑦𝐴 ↦ (𝑔 ∈ (𝑥𝐻𝑦) ↦ (𝑧𝐵 ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧)))))⟩ ∈ V)
743, 66, 68, 71, 73ovmpt2d 6741 . 2 (𝜑 → (⟨𝐶, 𝐷⟩ curryF 𝐹) = ⟨(𝑥𝐴 ↦ ⟨(𝑦𝐵 ↦ (𝑥(1st𝐹)𝑦)), (𝑦𝐵, 𝑧𝐵 ↦ (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥𝐴, 𝑦𝐴 ↦ (𝑔 ∈ (𝑥𝐻𝑦) ↦ (𝑧𝐵 ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧)))))⟩)
751, 74syl5eq 2667 1 (𝜑𝐺 = ⟨(𝑥𝐴 ↦ ⟨(𝑦𝐵 ↦ (𝑥(1st𝐹)𝑦)), (𝑦𝐵, 𝑧𝐵 ↦ (𝑔 ∈ (𝑦𝐽𝑧) ↦ (( 1𝑥)(⟨𝑥, 𝑦⟩(2nd𝐹)⟨𝑥, 𝑧⟩)𝑔)))⟩), (𝑥𝐴, 𝑦𝐴 ↦ (𝑔 ∈ (𝑥𝐻𝑦) ↦ (𝑧𝐵 ↦ (𝑔(⟨𝑥, 𝑧⟩(2nd𝐹)⟨𝑦, 𝑧⟩)(𝐼𝑧)))))⟩)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 384   = wceq 1480  wcel 1987  Vcvv 3186  csb 3514  cop 4154  cmpt 4673  cfv 5847  (class class class)co 6604  cmpt2 6606  1st c1st 7111  2nd c2nd 7112  Basecbs 15781  Hom chom 15873  Catccat 16246  Idccid 16247   Func cfunc 16435   ×c cxpc 16729   curryF ccurf 16771
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1719  ax-4 1734  ax-5 1836  ax-6 1885  ax-7 1932  ax-8 1989  ax-9 1996  ax-10 2016  ax-11 2031  ax-12 2044  ax-13 2245  ax-ext 2601  ax-sep 4741  ax-nul 4749  ax-pow 4803  ax-pr 4867  ax-un 6902
This theorem depends on definitions:  df-bi 197  df-or 385  df-an 386  df-3an 1038  df-tru 1483  df-ex 1702  df-nf 1707  df-sb 1878  df-eu 2473  df-mo 2474  df-clab 2608  df-cleq 2614  df-clel 2617  df-nfc 2750  df-ral 2912  df-rex 2913  df-rab 2916  df-v 3188  df-sbc 3418  df-csb 3515  df-dif 3558  df-un 3560  df-in 3562  df-ss 3569  df-nul 3892  df-if 4059  df-sn 4149  df-pr 4151  df-op 4155  df-uni 4403  df-br 4614  df-opab 4674  df-mpt 4675  df-id 4989  df-xp 5080  df-rel 5081  df-cnv 5082  df-co 5083  df-dm 5084  df-rn 5085  df-iota 5810  df-fun 5849  df-fv 5855  df-ov 6607  df-oprab 6608  df-mpt2 6609  df-1st 7113  df-2nd 7114  df-curf 16775
This theorem is referenced by:  curf1fval  16785  curf2  16790  curfcl  16793  curfpropd  16794  curfuncf  16799
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