Theorem cnvrcl0 36951

Description: The converse of the reflexive closure is equal to the closure of the converse. (Contributed by RP, 18-Oct-2020.)

Assertion

Ref	Expression
cnvrcl0	⊢ (𝑋 ∈ 𝑉 → ◡∩ {𝑥 ∣ (𝑋 ⊆ 𝑥 ∧ ( I ↾ (dom 𝑥 ∪ ran 𝑥)) ⊆ 𝑥)} = ∩ {𝑦 ∣ (◡𝑋 ⊆ 𝑦 ∧ ( I ↾ (dom 𝑦 ∪ ran 𝑦)) ⊆ 𝑦)})

Distinct variable groups:   𝑥,𝑦,𝑉   𝑥,𝑋,𝑦

Proof of Theorem cnvrcl0

Step	Hyp	Ref	Expression
1		cnvresid 5882	. . . . . . 7 ⊢ ◡( I ↾ (dom 𝑦 ∪ ran 𝑦)) = ( I ↾ (dom 𝑦 ∪ ran 𝑦))
2		cnvnonrel 36913	. . . . . . . . . . . . . . . 16 ⊢ ◡(𝑋 ∖ ◡◡𝑋) = ∅
3		cnv0 5454	. . . . . . . . . . . . . . . 16 ⊢ ◡∅ = ∅
4	2, 3	eqtr4i 2635	. . . . . . . . . . . . . . 15 ⊢ ◡(𝑋 ∖ ◡◡𝑋) = ◡∅
5	4	dmeqi 5247	. . . . . . . . . . . . . 14 ⊢ dom ◡(𝑋 ∖ ◡◡𝑋) = dom ◡∅
6		df-rn 5049	. . . . . . . . . . . . . 14 ⊢ ran (𝑋 ∖ ◡◡𝑋) = dom ◡(𝑋 ∖ ◡◡𝑋)
7		df-rn 5049	. . . . . . . . . . . . . 14 ⊢ ran ∅ = dom ◡∅
8	5, 6, 7	3eqtr4i 2642	. . . . . . . . . . . . 13 ⊢ ran (𝑋 ∖ ◡◡𝑋) = ran ∅
9		0ss 3924	. . . . . . . . . . . . . 14 ⊢ ∅ ⊆ ◡𝑦
10		rnss 5275	. . . . . . . . . . . . . 14 ⊢ (∅ ⊆ ◡𝑦 → ran ∅ ⊆ ran ◡𝑦)
11	9, 10	ax-mp 5	. . . . . . . . . . . . 13 ⊢ ran ∅ ⊆ ran ◡𝑦
12	8, 11	eqsstri 3598	. . . . . . . . . . . 12 ⊢ ran (𝑋 ∖ ◡◡𝑋) ⊆ ran ◡𝑦
13		ssequn2 3748	. . . . . . . . . . . 12 ⊢ (ran (𝑋 ∖ ◡◡𝑋) ⊆ ran ◡𝑦 ↔ (ran ◡𝑦 ∪ ran (𝑋 ∖ ◡◡𝑋)) = ran ◡𝑦)
14	12, 13	mpbi 219	. . . . . . . . . . 11 ⊢ (ran ◡𝑦 ∪ ran (𝑋 ∖ ◡◡𝑋)) = ran ◡𝑦
15		rnun 5460	. . . . . . . . . . 11 ⊢ ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) = (ran ◡𝑦 ∪ ran (𝑋 ∖ ◡◡𝑋))
16		dfdm4 5238	. . . . . . . . . . 11 ⊢ dom 𝑦 = ran ◡𝑦
17	14, 15, 16	3eqtr4ri 2643	. . . . . . . . . 10 ⊢ dom 𝑦 = ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋))
18	4	rneqi 5273	. . . . . . . . . . . . . 14 ⊢ ran ◡(𝑋 ∖ ◡◡𝑋) = ran ◡∅
19		dfdm4 5238	. . . . . . . . . . . . . 14 ⊢ dom (𝑋 ∖ ◡◡𝑋) = ran ◡(𝑋 ∖ ◡◡𝑋)
20		dfdm4 5238	. . . . . . . . . . . . . 14 ⊢ dom ∅ = ran ◡∅
21	18, 19, 20	3eqtr4i 2642	. . . . . . . . . . . . 13 ⊢ dom (𝑋 ∖ ◡◡𝑋) = dom ∅
22		dmss 5245	. . . . . . . . . . . . . 14 ⊢ (∅ ⊆ ◡𝑦 → dom ∅ ⊆ dom ◡𝑦)
23	9, 22	ax-mp 5	. . . . . . . . . . . . 13 ⊢ dom ∅ ⊆ dom ◡𝑦
24	21, 23	eqsstri 3598	. . . . . . . . . . . 12 ⊢ dom (𝑋 ∖ ◡◡𝑋) ⊆ dom ◡𝑦
25		ssequn2 3748	. . . . . . . . . . . 12 ⊢ (dom (𝑋 ∖ ◡◡𝑋) ⊆ dom ◡𝑦 ↔ (dom ◡𝑦 ∪ dom (𝑋 ∖ ◡◡𝑋)) = dom ◡𝑦)
26	24, 25	mpbi 219	. . . . . . . . . . 11 ⊢ (dom ◡𝑦 ∪ dom (𝑋 ∖ ◡◡𝑋)) = dom ◡𝑦
27		dmun 5253	. . . . . . . . . . 11 ⊢ dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) = (dom ◡𝑦 ∪ dom (𝑋 ∖ ◡◡𝑋))
28		df-rn 5049	. . . . . . . . . . 11 ⊢ ran 𝑦 = dom ◡𝑦
29	26, 27, 28	3eqtr4ri 2643	. . . . . . . . . 10 ⊢ ran 𝑦 = dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋))
30	17, 29	uneq12i 3727	. . . . . . . . 9 ⊢ (dom 𝑦 ∪ ran 𝑦) = (ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) ∪ dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)))
31	30	equncomi 3721	. . . . . . . 8 ⊢ (dom 𝑦 ∪ ran 𝑦) = (dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) ∪ ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)))
32	31	reseq2i 5314	. . . . . . 7 ⊢ ( I ↾ (dom 𝑦 ∪ ran 𝑦)) = ( I ↾ (dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) ∪ ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋))))
33	1, 32	eqtr2i 2633	. . . . . 6 ⊢ ( I ↾ (dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) ∪ ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)))) = ◡( I ↾ (dom 𝑦 ∪ ran 𝑦))
34		cnvss 5216	. . . . . 6 ⊢ (( I ↾ (dom 𝑦 ∪ ran 𝑦)) ⊆ 𝑦 → ◡( I ↾ (dom 𝑦 ∪ ran 𝑦)) ⊆ ◡𝑦)
35	33, 34	syl5eqss 3612	. . . . 5 ⊢ (( I ↾ (dom 𝑦 ∪ ran 𝑦)) ⊆ 𝑦 → ( I ↾ (dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) ∪ ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)))) ⊆ ◡𝑦)
36		ssun1 3738	. . . . 5 ⊢ ◡𝑦 ⊆ (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋))
37	35, 36	syl6ss 3580	. . . 4 ⊢ (( I ↾ (dom 𝑦 ∪ ran 𝑦)) ⊆ 𝑦 → ( I ↾ (dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) ∪ ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)))) ⊆ (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)))
38		dmeq 5246	. . . . . . 7 ⊢ (𝑥 = (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) → dom 𝑥 = dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)))
39		rneq 5272	. . . . . . 7 ⊢ (𝑥 = (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) → ran 𝑥 = ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)))
40	38, 39	uneq12d 3730	. . . . . 6 ⊢ (𝑥 = (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) → (dom 𝑥 ∪ ran 𝑥) = (dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) ∪ ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋))))
41	40	reseq2d 5317	. . . . 5 ⊢ (𝑥 = (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) → ( I ↾ (dom 𝑥 ∪ ran 𝑥)) = ( I ↾ (dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) ∪ ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)))))
42		id 22	. . . . 5 ⊢ (𝑥 = (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) → 𝑥 = (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)))
43	41, 42	sseq12d 3597	. . . 4 ⊢ (𝑥 = (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) → (( I ↾ (dom 𝑥 ∪ ran 𝑥)) ⊆ 𝑥 ↔ ( I ↾ (dom (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) ∪ ran (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)))) ⊆ (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋))))
44	37, 43	syl5ibr 235	. . 3 ⊢ (𝑥 = (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋)) → (( I ↾ (dom 𝑦 ∪ ran 𝑦)) ⊆ 𝑦 → ( I ↾ (dom 𝑥 ∪ ran 𝑥)) ⊆ 𝑥))
45	44	adantl 481	. 2 ⊢ ((𝑋 ∈ 𝑉 ∧ 𝑥 = (◡𝑦 ∪ (𝑋 ∖ ◡◡𝑋))) → (( I ↾ (dom 𝑦 ∪ ran 𝑦)) ⊆ 𝑦 → ( I ↾ (dom 𝑥 ∪ ran 𝑥)) ⊆ 𝑥))
46		cnvresid 5882	. . . . . 6 ⊢ ◡( I ↾ (dom 𝑥 ∪ ran 𝑥)) = ( I ↾ (dom 𝑥 ∪ ran 𝑥))
47		dfdm4 5238	. . . . . . . . 9 ⊢ dom 𝑥 = ran ◡𝑥
48		df-rn 5049	. . . . . . . . 9 ⊢ ran 𝑥 = dom ◡𝑥
49	47, 48	uneq12i 3727	. . . . . . . 8 ⊢ (dom 𝑥 ∪ ran 𝑥) = (ran ◡𝑥 ∪ dom ◡𝑥)
50	49	equncomi 3721	. . . . . . 7 ⊢ (dom 𝑥 ∪ ran 𝑥) = (dom ◡𝑥 ∪ ran ◡𝑥)
51	50	reseq2i 5314	. . . . . 6 ⊢ ( I ↾ (dom 𝑥 ∪ ran 𝑥)) = ( I ↾ (dom ◡𝑥 ∪ ran ◡𝑥))
52	46, 51	eqtr2i 2633	. . . . 5 ⊢ ( I ↾ (dom ◡𝑥 ∪ ran ◡𝑥)) = ◡( I ↾ (dom 𝑥 ∪ ran 𝑥))
53		cnvss 5216	. . . . 5 ⊢ (( I ↾ (dom 𝑥 ∪ ran 𝑥)) ⊆ 𝑥 → ◡( I ↾ (dom 𝑥 ∪ ran 𝑥)) ⊆ ◡𝑥)
54	52, 53	syl5eqss 3612	. . . 4 ⊢ (( I ↾ (dom 𝑥 ∪ ran 𝑥)) ⊆ 𝑥 → ( I ↾ (dom ◡𝑥 ∪ ran ◡𝑥)) ⊆ ◡𝑥)
55		dmeq 5246	. . . . . . 7 ⊢ (𝑦 = ◡𝑥 → dom 𝑦 = dom ◡𝑥)
56		rneq 5272	. . . . . . 7 ⊢ (𝑦 = ◡𝑥 → ran 𝑦 = ran ◡𝑥)
57	55, 56	uneq12d 3730	. . . . . 6 ⊢ (𝑦 = ◡𝑥 → (dom 𝑦 ∪ ran 𝑦) = (dom ◡𝑥 ∪ ran ◡𝑥))
58	57	reseq2d 5317	. . . . 5 ⊢ (𝑦 = ◡𝑥 → ( I ↾ (dom 𝑦 ∪ ran 𝑦)) = ( I ↾ (dom ◡𝑥 ∪ ran ◡𝑥)))
59		id 22	. . . . 5 ⊢ (𝑦 = ◡𝑥 → 𝑦 = ◡𝑥)
60	58, 59	sseq12d 3597	. . . 4 ⊢ (𝑦 = ◡𝑥 → (( I ↾ (dom 𝑦 ∪ ran 𝑦)) ⊆ 𝑦 ↔ ( I ↾ (dom ◡𝑥 ∪ ran ◡𝑥)) ⊆ ◡𝑥))
61	54, 60	syl5ibr 235	. . 3 ⊢ (𝑦 = ◡𝑥 → (( I ↾ (dom 𝑥 ∪ ran 𝑥)) ⊆ 𝑥 → ( I ↾ (dom 𝑦 ∪ ran 𝑦)) ⊆ 𝑦))
62	61	adantl 481	. 2 ⊢ ((𝑋 ∈ 𝑉 ∧ 𝑦 = ◡𝑥) → (( I ↾ (dom 𝑥 ∪ ran 𝑥)) ⊆ 𝑥 → ( I ↾ (dom 𝑦 ∪ ran 𝑦)) ⊆ 𝑦))
63		dmeq 5246	. . . . 5 ⊢ (𝑥 = (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) → dom 𝑥 = dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))
64		rneq 5272	. . . . 5 ⊢ (𝑥 = (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) → ran 𝑥 = ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))
65	63, 64	uneq12d 3730	. . . 4 ⊢ (𝑥 = (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) → (dom 𝑥 ∪ ran 𝑥) = (dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∪ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋)))))
66	65	reseq2d 5317	. . 3 ⊢ (𝑥 = (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) → ( I ↾ (dom 𝑥 ∪ ran 𝑥)) = ( I ↾ (dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∪ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))))
67		id 22	. . 3 ⊢ (𝑥 = (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) → 𝑥 = (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))
68	66, 67	sseq12d 3597	. 2 ⊢ (𝑥 = (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) → (( I ↾ (dom 𝑥 ∪ ran 𝑥)) ⊆ 𝑥 ↔ ( I ↾ (dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∪ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))) ⊆ (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋)))))
69		ssun1 3738	. . 3 ⊢ 𝑋 ⊆ (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋)))
70	69	a1i 11	. 2 ⊢ (𝑋 ∈ 𝑉 → 𝑋 ⊆ (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))
71		dmexg 6989	. . . . 5 ⊢ (𝑋 ∈ 𝑉 → dom 𝑋 ∈ V)
72		rnexg 6990	. . . . 5 ⊢ (𝑋 ∈ 𝑉 → ran 𝑋 ∈ V)
73		unexg 6857	. . . . 5 ⊢ ((dom 𝑋 ∈ V ∧ ran 𝑋 ∈ V) → (dom 𝑋 ∪ ran 𝑋) ∈ V)
74	71, 72, 73	syl2anc 691	. . . 4 ⊢ (𝑋 ∈ 𝑉 → (dom 𝑋 ∪ ran 𝑋) ∈ V)
75	74	resiexd 6385	. . 3 ⊢ (𝑋 ∈ 𝑉 → ( I ↾ (dom 𝑋 ∪ ran 𝑋)) ∈ V)
76		unexg 6857	. . 3 ⊢ ((𝑋 ∈ 𝑉 ∧ ( I ↾ (dom 𝑋 ∪ ran 𝑋)) ∈ V) → (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∈ V)
77	75, 76	mpdan 699	. 2 ⊢ (𝑋 ∈ 𝑉 → (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∈ V)
78		dmun 5253	. . . . . 6 ⊢ dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) = (dom 𝑋 ∪ dom ( I ↾ (dom 𝑋 ∪ ran 𝑋)))
79		ssun1 3738	. . . . . . 7 ⊢ dom 𝑋 ⊆ (dom 𝑋 ∪ ran 𝑋)
80		dmresi 5376	. . . . . . . 8 ⊢ dom ( I ↾ (dom 𝑋 ∪ ran 𝑋)) = (dom 𝑋 ∪ ran 𝑋)
81	80	eqimssi 3622	. . . . . . 7 ⊢ dom ( I ↾ (dom 𝑋 ∪ ran 𝑋)) ⊆ (dom 𝑋 ∪ ran 𝑋)
82	79, 81	unssi 3750	. . . . . 6 ⊢ (dom 𝑋 ∪ dom ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ⊆ (dom 𝑋 ∪ ran 𝑋)
83	78, 82	eqsstri 3598	. . . . 5 ⊢ dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ⊆ (dom 𝑋 ∪ ran 𝑋)
84		rnun 5460	. . . . . 6 ⊢ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) = (ran 𝑋 ∪ ran ( I ↾ (dom 𝑋 ∪ ran 𝑋)))
85		ssun2 3739	. . . . . . 7 ⊢ ran 𝑋 ⊆ (dom 𝑋 ∪ ran 𝑋)
86		rnresi 5398	. . . . . . . 8 ⊢ ran ( I ↾ (dom 𝑋 ∪ ran 𝑋)) = (dom 𝑋 ∪ ran 𝑋)
87	86	eqimssi 3622	. . . . . . 7 ⊢ ran ( I ↾ (dom 𝑋 ∪ ran 𝑋)) ⊆ (dom 𝑋 ∪ ran 𝑋)
88	85, 87	unssi 3750	. . . . . 6 ⊢ (ran 𝑋 ∪ ran ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ⊆ (dom 𝑋 ∪ ran 𝑋)
89	84, 88	eqsstri 3598	. . . . 5 ⊢ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ⊆ (dom 𝑋 ∪ ran 𝑋)
90	83, 89	pm3.2i 470	. . . 4 ⊢ (dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ⊆ (dom 𝑋 ∪ ran 𝑋) ∧ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ⊆ (dom 𝑋 ∪ ran 𝑋))
91		unss 3749	. . . . 5 ⊢ ((dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ⊆ (dom 𝑋 ∪ ran 𝑋) ∧ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ⊆ (dom 𝑋 ∪ ran 𝑋)) ↔ (dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∪ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋)))) ⊆ (dom 𝑋 ∪ ran 𝑋))
92		ssres2 5345	. . . . 5 ⊢ ((dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∪ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋)))) ⊆ (dom 𝑋 ∪ ran 𝑋) → ( I ↾ (dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∪ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))) ⊆ ( I ↾ (dom 𝑋 ∪ ran 𝑋)))
93	91, 92	sylbi 206	. . . 4 ⊢ ((dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ⊆ (dom 𝑋 ∪ ran 𝑋) ∧ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ⊆ (dom 𝑋 ∪ ran 𝑋)) → ( I ↾ (dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∪ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))) ⊆ ( I ↾ (dom 𝑋 ∪ ran 𝑋)))
94		ssun4 3741	. . . 4 ⊢ (( I ↾ (dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∪ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))) ⊆ ( I ↾ (dom 𝑋 ∪ ran 𝑋)) → ( I ↾ (dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∪ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))) ⊆ (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))
95	90, 93, 94	mp2b 10	. . 3 ⊢ ( I ↾ (dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∪ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))) ⊆ (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋)))
96	95	a1i 11	. 2 ⊢ (𝑋 ∈ 𝑉 → ( I ↾ (dom (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))) ∪ ran (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))) ⊆ (𝑋 ∪ ( I ↾ (dom 𝑋 ∪ ran 𝑋))))
97	45, 62, 68, 70, 77, 96	clcnvlem 36949	1 ⊢ (𝑋 ∈ 𝑉 → ◡∩ {𝑥 ∣ (𝑋 ⊆ 𝑥 ∧ ( I ↾ (dom 𝑥 ∪ ran 𝑥)) ⊆ 𝑥)} = ∩ {𝑦 ∣ (◡𝑋 ⊆ 𝑦 ∧ ( I ↾ (dom 𝑦 ∪ ran 𝑦)) ⊆ 𝑦)})

Syntax hints:   → wi 4   ∧ wa 383   = wceq 1475   ∈ wcel 1977  {cab 2596  Vcvv 3173   ∖ cdif 3537   ∪ cun 3538   ⊆ wss 3540  ∅c0 3874  ∩ cint 4410   I cid 4948  ^◡ccnv 5037  dom cdm 5038  ran crn 5039   ↾ cres 5040

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-8 1979  ax-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-rep 4699  ax-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847

This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3an 1033  df-tru 1478  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-ral 2901  df-rex 2902  df-reu 2903  df-rab 2905  df-v 3175  df-sbc 3403  df-csb 3500  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-nul 3875  df-if 4037  df-pw 4110  df-sn 4126  df-pr 4128  df-op 4132  df-uni 4373  df-int 4411  df-iun 4457  df-br 4584  df-opab 4644  df-mpt 4645  df-id 4953  df-xp 5044  df-rel 5045  df-cnv 5046  df-co 5047  df-dm 5048  df-rn 5049  df-res 5050  df-ima 5051  df-iota 5768  df-fun 5806  df-fn 5807  df-f 5808  df-f1 5809  df-fo 5810  df-f1o 5811  df-fv 5812  df-1st 7059  df-2nd 7060

This theorem is referenced by: (None)