Theorem filssufilg 23920

Description: A filter is contained in some ultrafilter. This version of filssufil 23921 contains the choice as a hypothesis (in the assumption that 𝒫 𝒫 𝑋 is well-orderable). (Contributed by Mario Carneiro, 24-May-2015.) (Revised by Stefan O'Rear, 2-Aug-2015.)

Assertion

Ref	Expression
filssufilg	⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ 𝒫 𝒫 𝑋 ∈ dom card) → ∃𝑓 ∈ (UFil‘𝑋)𝐹 ⊆ 𝑓)

Distinct variable groups:   𝑓,𝐹   𝑓,𝑋

Proof of Theorem filssufilg

Dummy variables 𝑔 ℎ 𝑥 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		simpr 484	. . . 4 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ 𝒫 𝒫 𝑋 ∈ dom card) → 𝒫 𝒫 𝑋 ∈ dom card)
2		rabss 4071	. . . . 5 ⊢ ({𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ⊆ 𝒫 𝒫 𝑋 ↔ ∀𝑔 ∈ (Fil‘𝑋)(𝐹 ⊆ 𝑔 → 𝑔 ∈ 𝒫 𝒫 𝑋))
3		filsspw 23860	. . . . . . 7 ⊢ (𝑔 ∈ (Fil‘𝑋) → 𝑔 ⊆ 𝒫 𝑋)
4		velpw 4604	. . . . . . 7 ⊢ (𝑔 ∈ 𝒫 𝒫 𝑋 ↔ 𝑔 ⊆ 𝒫 𝑋)
5	3, 4	sylibr 234	. . . . . 6 ⊢ (𝑔 ∈ (Fil‘𝑋) → 𝑔 ∈ 𝒫 𝒫 𝑋)
6	5	a1d 25	. . . . 5 ⊢ (𝑔 ∈ (Fil‘𝑋) → (𝐹 ⊆ 𝑔 → 𝑔 ∈ 𝒫 𝒫 𝑋))
7	2, 6	mprgbir 3067	. . . 4 ⊢ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ⊆ 𝒫 𝒫 𝑋
8		ssnum 10080	. . . 4 ⊢ ((𝒫 𝒫 𝑋 ∈ dom card ∧ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ⊆ 𝒫 𝒫 𝑋) → {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∈ dom card)
9	1, 7, 8	sylancl 586	. . 3 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ 𝒫 𝒫 𝑋 ∈ dom card) → {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∈ dom card)
10		ssid 4005	. . . . . . 7 ⊢ 𝐹 ⊆ 𝐹
11	10	jctr 524	. . . . . 6 ⊢ (𝐹 ∈ (Fil‘𝑋) → (𝐹 ∈ (Fil‘𝑋) ∧ 𝐹 ⊆ 𝐹))
12		sseq2 4009	. . . . . . 7 ⊢ (𝑔 = 𝐹 → (𝐹 ⊆ 𝑔 ↔ 𝐹 ⊆ 𝐹))
13	12	elrab 3691	. . . . . 6 ⊢ (𝐹 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ↔ (𝐹 ∈ (Fil‘𝑋) ∧ 𝐹 ⊆ 𝐹))
14	11, 13	sylibr 234	. . . . 5 ⊢ (𝐹 ∈ (Fil‘𝑋) → 𝐹 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔})
15	14	ne0d 4341	. . . 4 ⊢ (𝐹 ∈ (Fil‘𝑋) → {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ≠ ∅)
16	15	adantr 480	. . 3 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ 𝒫 𝒫 𝑋 ∈ dom card) → {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ≠ ∅)
17		sseq2 4009	. . . . . . 7 ⊢ (𝑔 = ∪ 𝑥 → (𝐹 ⊆ 𝑔 ↔ 𝐹 ⊆ ∪ 𝑥))
18		simpr1 1194	. . . . . . . . . 10 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥)) → 𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔})
19		ssrab 4072	. . . . . . . . . 10 ⊢ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ↔ (𝑥 ⊆ (Fil‘𝑋) ∧ ∀𝑔 ∈ 𝑥 𝐹 ⊆ 𝑔))
20	18, 19	sylib 218	. . . . . . . . 9 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥)) → (𝑥 ⊆ (Fil‘𝑋) ∧ ∀𝑔 ∈ 𝑥 𝐹 ⊆ 𝑔))
21	20	simpld 494	. . . . . . . 8 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥)) → 𝑥 ⊆ (Fil‘𝑋))
22		simpr2 1195	. . . . . . . 8 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥)) → 𝑥 ≠ ∅)
23		simpr3 1196	. . . . . . . . 9 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥)) → [⊊] Or 𝑥)
24		sorpssun 7751	. . . . . . . . . 10 ⊢ (( [⊊] Or 𝑥 ∧ (𝑔 ∈ 𝑥 ∧ ℎ ∈ 𝑥)) → (𝑔 ∪ ℎ) ∈ 𝑥)
25	24	ralrimivva 3201	. . . . . . . . 9 ⊢ ( [⊊] Or 𝑥 → ∀𝑔 ∈ 𝑥 ∀ℎ ∈ 𝑥 (𝑔 ∪ ℎ) ∈ 𝑥)
26	23, 25	syl 17	. . . . . . . 8 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥)) → ∀𝑔 ∈ 𝑥 ∀ℎ ∈ 𝑥 (𝑔 ∪ ℎ) ∈ 𝑥)
27		filuni 23894	. . . . . . . 8 ⊢ ((𝑥 ⊆ (Fil‘𝑋) ∧ 𝑥 ≠ ∅ ∧ ∀𝑔 ∈ 𝑥 ∀ℎ ∈ 𝑥 (𝑔 ∪ ℎ) ∈ 𝑥) → ∪ 𝑥 ∈ (Fil‘𝑋))
28	21, 22, 26, 27	syl3anc 1372	. . . . . . 7 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥)) → ∪ 𝑥 ∈ (Fil‘𝑋))
29		n0 4352	. . . . . . . . 9 ⊢ (𝑥 ≠ ∅ ↔ ∃ℎ ℎ ∈ 𝑥)
30		ssel2 3977	. . . . . . . . . . . . . 14 ⊢ ((𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ ℎ ∈ 𝑥) → ℎ ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔})
31		sseq2 4009	. . . . . . . . . . . . . . 15 ⊢ (𝑔 = ℎ → (𝐹 ⊆ 𝑔 ↔ 𝐹 ⊆ ℎ))
32	31	elrab 3691	. . . . . . . . . . . . . 14 ⊢ (ℎ ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ↔ (ℎ ∈ (Fil‘𝑋) ∧ 𝐹 ⊆ ℎ))
33	30, 32	sylib 218	. . . . . . . . . . . . 13 ⊢ ((𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ ℎ ∈ 𝑥) → (ℎ ∈ (Fil‘𝑋) ∧ 𝐹 ⊆ ℎ))
34	33	simprd 495	. . . . . . . . . . . 12 ⊢ ((𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ ℎ ∈ 𝑥) → 𝐹 ⊆ ℎ)
35		ssuni 4931	. . . . . . . . . . . 12 ⊢ ((𝐹 ⊆ ℎ ∧ ℎ ∈ 𝑥) → 𝐹 ⊆ ∪ 𝑥)
36	34, 35	sylancom 588	. . . . . . . . . . 11 ⊢ ((𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ ℎ ∈ 𝑥) → 𝐹 ⊆ ∪ 𝑥)
37	36	ex 412	. . . . . . . . . 10 ⊢ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} → (ℎ ∈ 𝑥 → 𝐹 ⊆ ∪ 𝑥))
38	37	exlimdv 1932	. . . . . . . . 9 ⊢ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} → (∃ℎ ℎ ∈ 𝑥 → 𝐹 ⊆ ∪ 𝑥))
39	29, 38	biimtrid 242	. . . . . . . 8 ⊢ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} → (𝑥 ≠ ∅ → 𝐹 ⊆ ∪ 𝑥))
40	18, 22, 39	sylc 65	. . . . . . 7 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥)) → 𝐹 ⊆ ∪ 𝑥)
41	17, 28, 40	elrabd 3693	. . . . . 6 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ (𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥)) → ∪ 𝑥 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔})
42	41	ex 412	. . . . 5 ⊢ (𝐹 ∈ (Fil‘𝑋) → ((𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥) → ∪ 𝑥 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔}))
43	42	alrimiv 1926	. . . 4 ⊢ (𝐹 ∈ (Fil‘𝑋) → ∀𝑥((𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥) → ∪ 𝑥 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔}))
44	43	adantr 480	. . 3 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ 𝒫 𝒫 𝑋 ∈ dom card) → ∀𝑥((𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥) → ∪ 𝑥 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔}))
45		zornn0g 10546	. . 3 ⊢ (({𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∈ dom card ∧ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ≠ ∅ ∧ ∀𝑥((𝑥 ⊆ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ 𝑥 ≠ ∅ ∧ [⊊] Or 𝑥) → ∪ 𝑥 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔})) → ∃𝑓 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔}∀ℎ ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ¬ 𝑓 ⊊ ℎ)
46	9, 16, 44, 45	syl3anc 1372	. 2 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ 𝒫 𝒫 𝑋 ∈ dom card) → ∃𝑓 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔}∀ℎ ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ¬ 𝑓 ⊊ ℎ)
47		sseq2 4009	. . . . 5 ⊢ (𝑔 = 𝑓 → (𝐹 ⊆ 𝑔 ↔ 𝐹 ⊆ 𝑓))
48	47	elrab 3691	. . . 4 ⊢ (𝑓 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ↔ (𝑓 ∈ (Fil‘𝑋) ∧ 𝐹 ⊆ 𝑓))
49	31	ralrab 3698	. . . 4 ⊢ (∀ℎ ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ¬ 𝑓 ⊊ ℎ ↔ ∀ℎ ∈ (Fil‘𝑋)(𝐹 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ))
50		simpll 766	. . . . . 6 ⊢ (((𝑓 ∈ (Fil‘𝑋) ∧ 𝐹 ⊆ 𝑓) ∧ ∀ℎ ∈ (Fil‘𝑋)(𝐹 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ)) → 𝑓 ∈ (Fil‘𝑋))
51		sstr2 3989	. . . . . . . . . . 11 ⊢ (𝐹 ⊆ 𝑓 → (𝑓 ⊆ ℎ → 𝐹 ⊆ ℎ))
52	51	imim1d 82	. . . . . . . . . 10 ⊢ (𝐹 ⊆ 𝑓 → ((𝐹 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ) → (𝑓 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ)))
53		df-pss 3970	. . . . . . . . . . . . 13 ⊢ (𝑓 ⊊ ℎ ↔ (𝑓 ⊆ ℎ ∧ 𝑓 ≠ ℎ))
54	53	simplbi2 500	. . . . . . . . . . . 12 ⊢ (𝑓 ⊆ ℎ → (𝑓 ≠ ℎ → 𝑓 ⊊ ℎ))
55	54	necon1bd 2957	. . . . . . . . . . 11 ⊢ (𝑓 ⊆ ℎ → (¬ 𝑓 ⊊ ℎ → 𝑓 = ℎ))
56	55	a2i 14	. . . . . . . . . 10 ⊢ ((𝑓 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ) → (𝑓 ⊆ ℎ → 𝑓 = ℎ))
57	52, 56	syl6 35	. . . . . . . . 9 ⊢ (𝐹 ⊆ 𝑓 → ((𝐹 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ) → (𝑓 ⊆ ℎ → 𝑓 = ℎ)))
58	57	ralimdv 3168	. . . . . . . 8 ⊢ (𝐹 ⊆ 𝑓 → (∀ℎ ∈ (Fil‘𝑋)(𝐹 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ) → ∀ℎ ∈ (Fil‘𝑋)(𝑓 ⊆ ℎ → 𝑓 = ℎ)))
59	58	imp 406	. . . . . . 7 ⊢ ((𝐹 ⊆ 𝑓 ∧ ∀ℎ ∈ (Fil‘𝑋)(𝐹 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ)) → ∀ℎ ∈ (Fil‘𝑋)(𝑓 ⊆ ℎ → 𝑓 = ℎ))
60	59	adantll 714	. . . . . 6 ⊢ (((𝑓 ∈ (Fil‘𝑋) ∧ 𝐹 ⊆ 𝑓) ∧ ∀ℎ ∈ (Fil‘𝑋)(𝐹 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ)) → ∀ℎ ∈ (Fil‘𝑋)(𝑓 ⊆ ℎ → 𝑓 = ℎ))
61		isufil2 23917	. . . . . 6 ⊢ (𝑓 ∈ (UFil‘𝑋) ↔ (𝑓 ∈ (Fil‘𝑋) ∧ ∀ℎ ∈ (Fil‘𝑋)(𝑓 ⊆ ℎ → 𝑓 = ℎ)))
62	50, 60, 61	sylanbrc 583	. . . . 5 ⊢ (((𝑓 ∈ (Fil‘𝑋) ∧ 𝐹 ⊆ 𝑓) ∧ ∀ℎ ∈ (Fil‘𝑋)(𝐹 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ)) → 𝑓 ∈ (UFil‘𝑋))
63		simplr 768	. . . . 5 ⊢ (((𝑓 ∈ (Fil‘𝑋) ∧ 𝐹 ⊆ 𝑓) ∧ ∀ℎ ∈ (Fil‘𝑋)(𝐹 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ)) → 𝐹 ⊆ 𝑓)
64	62, 63	jca 511	. . . 4 ⊢ (((𝑓 ∈ (Fil‘𝑋) ∧ 𝐹 ⊆ 𝑓) ∧ ∀ℎ ∈ (Fil‘𝑋)(𝐹 ⊆ ℎ → ¬ 𝑓 ⊊ ℎ)) → (𝑓 ∈ (UFil‘𝑋) ∧ 𝐹 ⊆ 𝑓))
65	48, 49, 64	syl2anb 598	. . 3 ⊢ ((𝑓 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ∧ ∀ℎ ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ¬ 𝑓 ⊊ ℎ) → (𝑓 ∈ (UFil‘𝑋) ∧ 𝐹 ⊆ 𝑓))
66	65	reximi2 3078	. 2 ⊢ (∃𝑓 ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔}∀ℎ ∈ {𝑔 ∈ (Fil‘𝑋) ∣ 𝐹 ⊆ 𝑔} ¬ 𝑓 ⊊ ℎ → ∃𝑓 ∈ (UFil‘𝑋)𝐹 ⊆ 𝑓)
67	46, 66	syl 17	1 ⊢ ((𝐹 ∈ (Fil‘𝑋) ∧ 𝒫 𝒫 𝑋 ∈ dom card) → ∃𝑓 ∈ (UFil‘𝑋)𝐹 ⊆ 𝑓)

Syntax hints:  ¬ wn 3   → wi 4   ∧ wa 395   ∧ w3a 1086  ∀wal 1537  ∃wex 1778   ∈ wcel 2107   ≠ wne 2939  ∀wral 3060  ∃wrex 3069  {crab 3435   ∪ cun 3948   ⊆ wss 3950   ⊊ wpss 3951  ∅c0 4332  𝒫 cpw 4599  ∪ cuni 4906   Or wor 5590  dom cdm 5684  ‘cfv 6560   [⊊] crpss 7743  cardccrd 9976  Filcfil 23854  UFilcufil 23908

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1794  ax-4 1808  ax-5 1909  ax-6 1966  ax-7 2006  ax-8 2109  ax-9 2117  ax-10 2140  ax-11 2156  ax-12 2176  ax-ext 2707  ax-rep 5278  ax-sep 5295  ax-nul 5305  ax-pow 5364  ax-pr 5431  ax-un 7756

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3or 1087  df-3an 1088  df-tru 1542  df-fal 1552  df-ex 1779  df-nf 1783  df-sb 2064  df-mo 2539  df-eu 2568  df-clab 2714  df-cleq 2728  df-clel 2815  df-nfc 2891  df-ne 2940  df-nel 3046  df-ral 3061  df-rex 3070  df-rmo 3379  df-reu 3380  df-rab 3436  df-v 3481  df-sbc 3788  df-csb 3899  df-dif 3953  df-un 3955  df-in 3957  df-ss 3967  df-pss 3970  df-nul 4333  df-if 4525  df-pw 4601  df-sn 4626  df-pr 4628  df-op 4632  df-uni 4907  df-int 4946  df-iun 4992  df-br 5143  df-opab 5205  df-mpt 5225  df-tr 5259  df-id 5577  df-eprel 5583  df-po 5591  df-so 5592  df-fr 5636  df-se 5637  df-we 5638  df-xp 5690  df-rel 5691  df-cnv 5692  df-co 5693  df-dm 5694  df-rn 5695  df-res 5696  df-ima 5697  df-pred 6320  df-ord 6386  df-on 6387  df-lim 6388  df-suc 6389  df-iota 6513  df-fun 6562  df-fn 6563  df-f 6564  df-f1 6565  df-fo 6566  df-f1o 6567  df-fv 6568  df-isom 6569  df-riota 7389  df-ov 7435  df-oprab 7436  df-mpo 7437  df-rpss 7744  df-om 7889  df-1st 8015  df-2nd 8016  df-frecs 8307  df-wrecs 8338  df-recs 8412  df-rdg 8451  df-1o 8507  df-2o 8508  df-oadd 8511  df-er 8746  df-en 8987  df-dom 8988  df-fin 8990  df-fi 9452  df-dju 9942  df-card 9980  df-fbas 21362  df-fg 21363  df-fil 23855  df-ufil 23910

This theorem is referenced by:  filssufil  23921  numufl  23924