funcres2b - Metamath Proof Explorer

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Theorem funcres2b 17849

Description: Condition for a functor to also be a functor into the restriction. (Contributed by Mario Carneiro, 6-Jan-2017.)

**Hypotheses**
Ref	Expression
funcres2b.a	⊢ 𝐴 = (Base‘𝐶)
funcres2b.h	⊢ 𝐻 = (Hom ‘𝐶)
funcres2b.r	⊢ (𝜑 → 𝑅 ∈ (Subcat‘𝐷))
funcres2b.s	⊢ (𝜑 → 𝑅 Fn (𝑆 × 𝑆))
funcres2b.1	⊢ (𝜑 → 𝐹:𝐴⟶𝑆)
funcres2b.2	⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → (𝑥𝐺𝑦):𝑌⟶((𝐹‘𝑥)𝑅(𝐹‘𝑦)))

**Assertion**
Ref	Expression
funcres2b	⊢ (𝜑 → (𝐹(𝐶 Func 𝐷)𝐺 ↔ 𝐹(𝐶 Func (𝐷 ↾_cat 𝑅))𝐺))

Distinct variable groups: 𝑥,𝑦,𝐴 𝑥,𝐶,𝑦 𝑥,𝐷,𝑦 𝜑,𝑥,𝑦 𝑥,𝐹,𝑦 𝑥,𝐺,𝑦 𝑥,𝐻,𝑦 𝑥,𝑅,𝑦 Allowed substitution hints: 𝑆(𝑥,𝑦) 𝑌(𝑥,𝑦)

Proof of Theorem funcres2b Dummy variables 𝑓 𝑔 𝑧 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		df-br 5149	. . . . 5 ⊢ (𝐹(𝐶 Func 𝐷)𝐺 ↔ ⟨𝐹, 𝐺⟩ ∈ (𝐶 Func 𝐷))
2		funcrcl 17815	. . . . 5 ⊢ (⟨𝐹, 𝐺⟩ ∈ (𝐶 Func 𝐷) → (𝐶 ∈ Cat ∧ 𝐷 ∈ Cat))
3	1, 2	sylbi 216	. . . 4 ⊢ (𝐹(𝐶 Func 𝐷)𝐺 → (𝐶 ∈ Cat ∧ 𝐷 ∈ Cat))
4	3	simpld 495	. . 3 ⊢ (𝐹(𝐶 Func 𝐷)𝐺 → 𝐶 ∈ Cat)
5	4	a1i 11	. 2 ⊢ (𝜑 → (𝐹(𝐶 Func 𝐷)𝐺 → 𝐶 ∈ Cat))
6		df-br 5149	. . . . 5 ⊢ (𝐹(𝐶 Func (𝐷 ↾_cat 𝑅))𝐺 ↔ ⟨𝐹, 𝐺⟩ ∈ (𝐶 Func (𝐷 ↾_cat 𝑅)))
7		funcrcl 17815	. . . . 5 ⊢ (⟨𝐹, 𝐺⟩ ∈ (𝐶 Func (𝐷 ↾_cat 𝑅)) → (𝐶 ∈ Cat ∧ (𝐷 ↾_cat 𝑅) ∈ Cat))
8	6, 7	sylbi 216	. . . 4 ⊢ (𝐹(𝐶 Func (𝐷 ↾_cat 𝑅))𝐺 → (𝐶 ∈ Cat ∧ (𝐷 ↾_cat 𝑅) ∈ Cat))
9	8	simpld 495	. . 3 ⊢ (𝐹(𝐶 Func (𝐷 ↾_cat 𝑅))𝐺 → 𝐶 ∈ Cat)
10	9	a1i 11	. 2 ⊢ (𝜑 → (𝐹(𝐶 Func (𝐷 ↾_cat 𝑅))𝐺 → 𝐶 ∈ Cat))
11		funcres2b.1	. . . . . . . 8 ⊢ (𝜑 → 𝐹:𝐴⟶𝑆)
12		funcres2b.r	. . . . . . . . 9 ⊢ (𝜑 → 𝑅 ∈ (Subcat‘𝐷))
13		funcres2b.s	. . . . . . . . 9 ⊢ (𝜑 → 𝑅 Fn (𝑆 × 𝑆))
14		eqid 2732	. . . . . . . . 9 ⊢ (Base‘𝐷) = (Base‘𝐷)
15	12, 13, 14	subcss1 17794	. . . . . . . 8 ⊢ (𝜑 → 𝑆 ⊆ (Base‘𝐷))
16	11, 15	fssd 6735	. . . . . . 7 ⊢ (𝜑 → 𝐹:𝐴⟶(Base‘𝐷))
17		eqid 2732	. . . . . . . . . 10 ⊢ (𝐷 ↾_cat 𝑅) = (𝐷 ↾_cat 𝑅)
18		subcrcl 17765	. . . . . . . . . . 11 ⊢ (𝑅 ∈ (Subcat‘𝐷) → 𝐷 ∈ Cat)
19	12, 18	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → 𝐷 ∈ Cat)
20	17, 14, 19, 13, 15	rescbas 17778	. . . . . . . . 9 ⊢ (𝜑 → 𝑆 = (Base‘(𝐷 ↾_cat 𝑅)))
21	20	feq3d 6704	. . . . . . . 8 ⊢ (𝜑 → (𝐹:𝐴⟶𝑆 ↔ 𝐹:𝐴⟶(Base‘(𝐷 ↾_cat 𝑅))))
22	11, 21	mpbid 231	. . . . . . 7 ⊢ (𝜑 → 𝐹:𝐴⟶(Base‘(𝐷 ↾_cat 𝑅)))
23	16, 22	2thd 264	. . . . . 6 ⊢ (𝜑 → (𝐹:𝐴⟶(Base‘𝐷) ↔ 𝐹:𝐴⟶(Base‘(𝐷 ↾_cat 𝑅))))
24	23	adantr 481	. . . . 5 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → (𝐹:𝐴⟶(Base‘𝐷) ↔ 𝐹:𝐴⟶(Base‘(𝐷 ↾_cat 𝑅))))
25		funcres2b.2	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → (𝑥𝐺𝑦):𝑌⟶((𝐹‘𝑥)𝑅(𝐹‘𝑦)))
26	25	adantlr 713	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → (𝑥𝐺𝑦):𝑌⟶((𝐹‘𝑥)𝑅(𝐹‘𝑦)))
27	26	frnd 6725	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → ran (𝑥𝐺𝑦) ⊆ ((𝐹‘𝑥)𝑅(𝐹‘𝑦)))
28	12	ad2antrr 724	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → 𝑅 ∈ (Subcat‘𝐷))
29	13	ad2antrr 724	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → 𝑅 Fn (𝑆 × 𝑆))
30		eqid 2732	. . . . . . . . . . . . . . . 16 ⊢ (Hom ‘𝐷) = (Hom ‘𝐷)
31	11	ad2antrr 724	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → 𝐹:𝐴⟶𝑆)
32		simprl 769	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → 𝑥 ∈ 𝐴)
33	31, 32	ffvelcdmd 7087	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → (𝐹‘𝑥) ∈ 𝑆)
34		simprr 771	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → 𝑦 ∈ 𝐴)
35	31, 34	ffvelcdmd 7087	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → (𝐹‘𝑦) ∈ 𝑆)
36	28, 29, 30, 33, 35	subcss2 17795	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → ((𝐹‘𝑥)𝑅(𝐹‘𝑦)) ⊆ ((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)))
37	27, 36	sstrd 3992	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → ran (𝑥𝐺𝑦) ⊆ ((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)))
38	37, 27	2thd 264	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → (ran (𝑥𝐺𝑦) ⊆ ((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)) ↔ ran (𝑥𝐺𝑦) ⊆ ((𝐹‘𝑥)𝑅(𝐹‘𝑦))))
39	38	anbi2d 629	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → (((𝑥𝐺𝑦) Fn (𝑥𝐻𝑦) ∧ ran (𝑥𝐺𝑦) ⊆ ((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦))) ↔ ((𝑥𝐺𝑦) Fn (𝑥𝐻𝑦) ∧ ran (𝑥𝐺𝑦) ⊆ ((𝐹‘𝑥)𝑅(𝐹‘𝑦)))))
40		df-f 6547	. . . . . . . . . . . 12 ⊢ ((𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)) ↔ ((𝑥𝐺𝑦) Fn (𝑥𝐻𝑦) ∧ ran (𝑥𝐺𝑦) ⊆ ((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦))))
41		df-f 6547	. . . . . . . . . . . 12 ⊢ ((𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)𝑅(𝐹‘𝑦)) ↔ ((𝑥𝐺𝑦) Fn (𝑥𝐻𝑦) ∧ ran (𝑥𝐺𝑦) ⊆ ((𝐹‘𝑥)𝑅(𝐹‘𝑦))))
42	39, 40, 41	3bitr4g 313	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → ((𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)) ↔ (𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)𝑅(𝐹‘𝑦))))
43	17, 14, 19, 13, 15	reschom 17780	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝑅 = (Hom ‘(𝐷 ↾_cat 𝑅)))
44	43	ad2antrr 724	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → 𝑅 = (Hom ‘(𝐷 ↾_cat 𝑅)))
45	44	oveqd 7428	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → ((𝐹‘𝑥)𝑅(𝐹‘𝑦)) = ((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦)))
46	45	feq3d 6704	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → ((𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)𝑅(𝐹‘𝑦)) ↔ (𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦))))
47	42, 46	bitrd 278	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ (𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴)) → ((𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)) ↔ (𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦))))
48	47	ralrimivva 3200	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → ∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐴 ((𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)) ↔ (𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦))))
49		fveq2 6891	. . . . . . . . . . . . . 14 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → (𝐺‘𝑧) = (𝐺‘⟨𝑥, 𝑦⟩))
50		df-ov 7414	. . . . . . . . . . . . . 14 ⊢ (𝑥𝐺𝑦) = (𝐺‘⟨𝑥, 𝑦⟩)
51	49, 50	eqtr4di 2790	. . . . . . . . . . . . 13 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → (𝐺‘𝑧) = (𝑥𝐺𝑦))
52		vex 3478	. . . . . . . . . . . . . . . . 17 ⊢ 𝑥 ∈ V
53		vex 3478	. . . . . . . . . . . . . . . . 17 ⊢ 𝑦 ∈ V
54	52, 53	op1std 7987	. . . . . . . . . . . . . . . 16 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → (1^st ‘𝑧) = 𝑥)
55	54	fveq2d 6895	. . . . . . . . . . . . . . 15 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → (𝐹‘(1^st ‘𝑧)) = (𝐹‘𝑥))
56	52, 53	op2ndd 7988	. . . . . . . . . . . . . . . 16 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → (2^nd ‘𝑧) = 𝑦)
57	56	fveq2d 6895	. . . . . . . . . . . . . . 15 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → (𝐹‘(2^nd ‘𝑧)) = (𝐹‘𝑦))
58	55, 57	oveq12d 7429	. . . . . . . . . . . . . 14 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → ((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) = ((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)))
59		fveq2 6891	. . . . . . . . . . . . . . 15 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → (𝐻‘𝑧) = (𝐻‘⟨𝑥, 𝑦⟩))
60		df-ov 7414	. . . . . . . . . . . . . . 15 ⊢ (𝑥𝐻𝑦) = (𝐻‘⟨𝑥, 𝑦⟩)
61	59, 60	eqtr4di 2790	. . . . . . . . . . . . . 14 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → (𝐻‘𝑧) = (𝑥𝐻𝑦))
62	58, 61	oveq12d 7429	. . . . . . . . . . . . 13 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → (((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) = (((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)) ↑_m (𝑥𝐻𝑦)))
63	51, 62	eleq12d 2827	. . . . . . . . . . . 12 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → ((𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ (𝑥𝐺𝑦) ∈ (((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)) ↑_m (𝑥𝐻𝑦))))
64		ovex 7444	. . . . . . . . . . . . 13 ⊢ ((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)) ∈ V
65		ovex 7444	. . . . . . . . . . . . 13 ⊢ (𝑥𝐻𝑦) ∈ V
66	64, 65	elmap 8867	. . . . . . . . . . . 12 ⊢ ((𝑥𝐺𝑦) ∈ (((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)) ↑_m (𝑥𝐻𝑦)) ↔ (𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)))
67	63, 66	bitrdi 286	. . . . . . . . . . 11 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → ((𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ (𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦))))
68	55, 57	oveq12d 7429	. . . . . . . . . . . . . 14 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → ((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) = ((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦)))
69	68, 61	oveq12d 7429	. . . . . . . . . . . . 13 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → (((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) = (((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦)) ↑_m (𝑥𝐻𝑦)))
70	51, 69	eleq12d 2827	. . . . . . . . . . . 12 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → ((𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ (𝑥𝐺𝑦) ∈ (((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦)) ↑_m (𝑥𝐻𝑦))))
71		ovex 7444	. . . . . . . . . . . . 13 ⊢ ((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦)) ∈ V
72	71, 65	elmap 8867	. . . . . . . . . . . 12 ⊢ ((𝑥𝐺𝑦) ∈ (((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦)) ↑_m (𝑥𝐻𝑦)) ↔ (𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦)))
73	70, 72	bitrdi 286	. . . . . . . . . . 11 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → ((𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ (𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦))))
74	67, 73	bibi12d 345	. . . . . . . . . 10 ⊢ (𝑧 = ⟨𝑥, 𝑦⟩ → (((𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ (𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧))) ↔ ((𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)) ↔ (𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦)))))
75	74	ralxp 5841	. . . . . . . . 9 ⊢ (∀𝑧 ∈ (𝐴 × 𝐴)((𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ (𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧))) ↔ ∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐴 ((𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘𝐷)(𝐹‘𝑦)) ↔ (𝑥𝐺𝑦):(𝑥𝐻𝑦)⟶((𝐹‘𝑥)(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑦))))
76	48, 75	sylibr 233	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → ∀𝑧 ∈ (𝐴 × 𝐴)((𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ (𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧))))
77		ralbi 3103	. . . . . . . 8 ⊢ (∀𝑧 ∈ (𝐴 × 𝐴)((𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ (𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧))) → (∀𝑧 ∈ (𝐴 × 𝐴)(𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ ∀𝑧 ∈ (𝐴 × 𝐴)(𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧))))
78	76, 77	syl 17	. . . . . . 7 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → (∀𝑧 ∈ (𝐴 × 𝐴)(𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ ∀𝑧 ∈ (𝐴 × 𝐴)(𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧))))
79	78	3anbi3d 1442	. . . . . 6 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → ((𝐺 ∈ V ∧ 𝐺 Fn (𝐴 × 𝐴) ∧ ∀𝑧 ∈ (𝐴 × 𝐴)(𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧))) ↔ (𝐺 ∈ V ∧ 𝐺 Fn (𝐴 × 𝐴) ∧ ∀𝑧 ∈ (𝐴 × 𝐴)(𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)))))
80		elixp2 8897	. . . . . 6 ⊢ (𝐺 ∈ X𝑧 ∈ (𝐴 × 𝐴)(((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ (𝐺 ∈ V ∧ 𝐺 Fn (𝐴 × 𝐴) ∧ ∀𝑧 ∈ (𝐴 × 𝐴)(𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧))))
81		elixp2 8897	. . . . . 6 ⊢ (𝐺 ∈ X𝑧 ∈ (𝐴 × 𝐴)(((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ (𝐺 ∈ V ∧ 𝐺 Fn (𝐴 × 𝐴) ∧ ∀𝑧 ∈ (𝐴 × 𝐴)(𝐺‘𝑧) ∈ (((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧))))
82	79, 80, 81	3bitr4g 313	. . . . 5 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → (𝐺 ∈ X𝑧 ∈ (𝐴 × 𝐴)(((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ↔ 𝐺 ∈ X𝑧 ∈ (𝐴 × 𝐴)(((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧))))
83	12	ad2antrr 724	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → 𝑅 ∈ (Subcat‘𝐷))
84	13	ad2antrr 724	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → 𝑅 Fn (𝑆 × 𝑆))
85		eqid 2732	. . . . . . . . 9 ⊢ (Id‘𝐷) = (Id‘𝐷)
86	11	adantr 481	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → 𝐹:𝐴⟶𝑆)
87	86	ffvelcdmda 7086	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → (𝐹‘𝑥) ∈ 𝑆)
88	17, 83, 84, 85, 87	subcid 17799	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → ((Id‘𝐷)‘(𝐹‘𝑥)) = ((Id‘(𝐷 ↾_cat 𝑅))‘(𝐹‘𝑥)))
89	88	eqeq2d 2743	. . . . . . 7 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → (((𝑥𝐺𝑥)‘((Id‘𝐶)‘𝑥)) = ((Id‘𝐷)‘(𝐹‘𝑥)) ↔ ((𝑥𝐺𝑥)‘((Id‘𝐶)‘𝑥)) = ((Id‘(𝐷 ↾_cat 𝑅))‘(𝐹‘𝑥))))
90		eqid 2732	. . . . . . . . . . . . . 14 ⊢ (comp‘𝐷) = (comp‘𝐷)
91	17, 14, 19, 13, 15, 90	rescco 17782	. . . . . . . . . . . . 13 ⊢ (𝜑 → (comp‘𝐷) = (comp‘(𝐷 ↾_cat 𝑅)))
92	91	ad2antrr 724	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → (comp‘𝐷) = (comp‘(𝐷 ↾_cat 𝑅)))
93	92	oveqd 7428	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → (⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘𝐷)(𝐹‘𝑧)) = (⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑧)))
94	93	oveqd 7428	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘𝐷)(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓)))
95	94	eqeq2d 2743	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → (((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘𝐷)(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓)) ↔ ((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓))))
96	95	2ralbidv 3218	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → (∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘𝐷)(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓)) ↔ ∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓))))
97	96	2ralbidv 3218	. . . . . . 7 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → (∀𝑦 ∈ 𝐴 ∀𝑧 ∈ 𝐴 ∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘𝐷)(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓)) ↔ ∀𝑦 ∈ 𝐴 ∀𝑧 ∈ 𝐴 ∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓))))
98	89, 97	anbi12d 631	. . . . . 6 ⊢ (((𝜑 ∧ 𝐶 ∈ Cat) ∧ 𝑥 ∈ 𝐴) → ((((𝑥𝐺𝑥)‘((Id‘𝐶)‘𝑥)) = ((Id‘𝐷)‘(𝐹‘𝑥)) ∧ ∀𝑦 ∈ 𝐴 ∀𝑧 ∈ 𝐴 ∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘𝐷)(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓))) ↔ (((𝑥𝐺𝑥)‘((Id‘𝐶)‘𝑥)) = ((Id‘(𝐷 ↾_cat 𝑅))‘(𝐹‘𝑥)) ∧ ∀𝑦 ∈ 𝐴 ∀𝑧 ∈ 𝐴 ∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓)))))
99	98	ralbidva 3175	. . . . 5 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → (∀𝑥 ∈ 𝐴 (((𝑥𝐺𝑥)‘((Id‘𝐶)‘𝑥)) = ((Id‘𝐷)‘(𝐹‘𝑥)) ∧ ∀𝑦 ∈ 𝐴 ∀𝑧 ∈ 𝐴 ∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘𝐷)(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓))) ↔ ∀𝑥 ∈ 𝐴 (((𝑥𝐺𝑥)‘((Id‘𝐶)‘𝑥)) = ((Id‘(𝐷 ↾_cat 𝑅))‘(𝐹‘𝑥)) ∧ ∀𝑦 ∈ 𝐴 ∀𝑧 ∈ 𝐴 ∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓)))))
100	24, 82, 99	3anbi123d 1436	. . . 4 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → ((𝐹:𝐴⟶(Base‘𝐷) ∧ 𝐺 ∈ X𝑧 ∈ (𝐴 × 𝐴)(((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ∧ ∀𝑥 ∈ 𝐴 (((𝑥𝐺𝑥)‘((Id‘𝐶)‘𝑥)) = ((Id‘𝐷)‘(𝐹‘𝑥)) ∧ ∀𝑦 ∈ 𝐴 ∀𝑧 ∈ 𝐴 ∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘𝐷)(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓)))) ↔ (𝐹:𝐴⟶(Base‘(𝐷 ↾_cat 𝑅)) ∧ 𝐺 ∈ X𝑧 ∈ (𝐴 × 𝐴)(((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ∧ ∀𝑥 ∈ 𝐴 (((𝑥𝐺𝑥)‘((Id‘𝐶)‘𝑥)) = ((Id‘(𝐷 ↾_cat 𝑅))‘(𝐹‘𝑥)) ∧ ∀𝑦 ∈ 𝐴 ∀𝑧 ∈ 𝐴 ∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓))))))
101		funcres2b.a	. . . . 5 ⊢ 𝐴 = (Base‘𝐶)
102		funcres2b.h	. . . . 5 ⊢ 𝐻 = (Hom ‘𝐶)
103		eqid 2732	. . . . 5 ⊢ (Id‘𝐶) = (Id‘𝐶)
104		eqid 2732	. . . . 5 ⊢ (comp‘𝐶) = (comp‘𝐶)
105		simpr 485	. . . . 5 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → 𝐶 ∈ Cat)
106	19	adantr 481	. . . . 5 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → 𝐷 ∈ Cat)
107	101, 14, 102, 30, 103, 85, 104, 90, 105, 106	isfunc 17816	. . . 4 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → (𝐹(𝐶 Func 𝐷)𝐺 ↔ (𝐹:𝐴⟶(Base‘𝐷) ∧ 𝐺 ∈ X𝑧 ∈ (𝐴 × 𝐴)(((𝐹‘(1^st ‘𝑧))(Hom ‘𝐷)(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ∧ ∀𝑥 ∈ 𝐴 (((𝑥𝐺𝑥)‘((Id‘𝐶)‘𝑥)) = ((Id‘𝐷)‘(𝐹‘𝑥)) ∧ ∀𝑦 ∈ 𝐴 ∀𝑧 ∈ 𝐴 ∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘𝐷)(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓))))))
108		eqid 2732	. . . . 5 ⊢ (Base‘(𝐷 ↾_cat 𝑅)) = (Base‘(𝐷 ↾_cat 𝑅))
109		eqid 2732	. . . . 5 ⊢ (Hom ‘(𝐷 ↾_cat 𝑅)) = (Hom ‘(𝐷 ↾_cat 𝑅))
110		eqid 2732	. . . . 5 ⊢ (Id‘(𝐷 ↾_cat 𝑅)) = (Id‘(𝐷 ↾_cat 𝑅))
111		eqid 2732	. . . . 5 ⊢ (comp‘(𝐷 ↾_cat 𝑅)) = (comp‘(𝐷 ↾_cat 𝑅))
112	17, 12	subccat 17800	. . . . . 6 ⊢ (𝜑 → (𝐷 ↾_cat 𝑅) ∈ Cat)
113	112	adantr 481	. . . . 5 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → (𝐷 ↾_cat 𝑅) ∈ Cat)
114	101, 108, 102, 109, 103, 110, 104, 111, 105, 113	isfunc 17816	. . . 4 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → (𝐹(𝐶 Func (𝐷 ↾_cat 𝑅))𝐺 ↔ (𝐹:𝐴⟶(Base‘(𝐷 ↾_cat 𝑅)) ∧ 𝐺 ∈ X𝑧 ∈ (𝐴 × 𝐴)(((𝐹‘(1^st ‘𝑧))(Hom ‘(𝐷 ↾_cat 𝑅))(𝐹‘(2^nd ‘𝑧))) ↑_m (𝐻‘𝑧)) ∧ ∀𝑥 ∈ 𝐴 (((𝑥𝐺𝑥)‘((Id‘𝐶)‘𝑥)) = ((Id‘(𝐷 ↾_cat 𝑅))‘(𝐹‘𝑥)) ∧ ∀𝑦 ∈ 𝐴 ∀𝑧 ∈ 𝐴 ∀𝑓 ∈ (𝑥𝐻𝑦)∀𝑔 ∈ (𝑦𝐻𝑧)((𝑥𝐺𝑧)‘(𝑔(⟨𝑥, 𝑦⟩(comp‘𝐶)𝑧)𝑓)) = (((𝑦𝐺𝑧)‘𝑔)(⟨(𝐹‘𝑥), (𝐹‘𝑦)⟩(comp‘(𝐷 ↾_cat 𝑅))(𝐹‘𝑧))((𝑥𝐺𝑦)‘𝑓))))))
115	100, 107, 114	3bitr4d 310	. . 3 ⊢ ((𝜑 ∧ 𝐶 ∈ Cat) → (𝐹(𝐶 Func 𝐷)𝐺 ↔ 𝐹(𝐶 Func (𝐷 ↾_cat 𝑅))𝐺))
116	115	ex 413	. 2 ⊢ (𝜑 → (𝐶 ∈ Cat → (𝐹(𝐶 Func 𝐷)𝐺 ↔ 𝐹(𝐶 Func (𝐷 ↾_cat 𝑅))𝐺)))
117	5, 10, 116	pm5.21ndd 380	1 ⊢ (𝜑 → (𝐹(𝐶 Func 𝐷)𝐺 ↔ 𝐹(𝐶 Func (𝐷 ↾_cat 𝑅))𝐺))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 205 ∧ wa 396 ∧ w3a 1087 = wceq 1541 ∈ wcel 2106 ∀wral 3061 Vcvv 3474 ⊆ wss 3948 ⟨cop 4634 class class class wbr 5148 × cxp 5674 ran crn 5677 Fn wfn 6538 ⟶wf 6539 ‘cfv 6543 (class class class)co 7411 1^st c1st 7975 2^nd c2nd 7976 ↑_m cmap 8822 Xcixp 8893 Basecbs 17146 Hom chom 17210 compcco 17211 Catccat 17610 Idccid 17611 ↾_cat cresc 17757 Subcatcsubc 17758 Func cfunc 17806

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2703 ax-rep 5285 ax-sep 5299 ax-nul 5306 ax-pow 5363 ax-pr 5427 ax-un 7727 ax-cnex 11168 ax-resscn 11169 ax-1cn 11170 ax-icn 11171 ax-addcl 11172 ax-addrcl 11173 ax-mulcl 11174 ax-mulrcl 11175 ax-mulcom 11176 ax-addass 11177 ax-mulass 11178 ax-distr 11179 ax-i2m1 11180 ax-1ne0 11181 ax-1rid 11182 ax-rnegex 11183 ax-rrecex 11184 ax-cnre 11185 ax-pre-lttri 11186 ax-pre-lttrn 11187 ax-pre-ltadd 11188 ax-pre-mulgt0 11189

This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2534 df-eu 2563 df-clab 2710 df-cleq 2724 df-clel 2810 df-nfc 2885 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-rmo 3376 df-reu 3377 df-rab 3433 df-v 3476 df-sbc 3778 df-csb 3894 df-dif 3951 df-un 3953 df-in 3955 df-ss 3965 df-pss 3967 df-nul 4323 df-if 4529 df-pw 4604 df-sn 4629 df-pr 4631 df-op 4635 df-uni 4909 df-iun 4999 df-br 5149 df-opab 5211 df-mpt 5232 df-tr 5266 df-id 5574 df-eprel 5580 df-po 5588 df-so 5589 df-fr 5631 df-we 5633 df-xp 5682 df-rel 5683 df-cnv 5684 df-co 5685 df-dm 5686 df-rn 5687 df-res 5688 df-ima 5689 df-pred 6300 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6495 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7367 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7858 df-1st 7977 df-2nd 7978 df-frecs 8268 df-wrecs 8299 df-recs 8373 df-rdg 8412 df-er 8705 df-map 8824 df-pm 8825 df-ixp 8894 df-en 8942 df-dom 8943 df-sdom 8944 df-pnf 11252 df-mnf 11253 df-xr 11254 df-ltxr 11255 df-le 11256 df-sub 11448 df-neg 11449 df-nn 12215 df-2 12277 df-3 12278 df-4 12279 df-5 12280 df-6 12281 df-7 12282 df-8 12283 df-9 12284 df-n0 12475 df-z 12561 df-dec 12680 df-sets 17099 df-slot 17117 df-ndx 17129 df-base 17147 df-ress 17176 df-hom 17223 df-cco 17224 df-cat 17614 df-cid 17615 df-homf 17616 df-ssc 17759 df-resc 17760 df-subc 17761 df-func 17810

This theorem is referenced by: funcres2 17850 funcres2c 17854 fthres2b 17883

W3C validator