Theorem pw1map 16073

Description: Mapping between (𝒫 1_o ↑_𝑚 𝐴) and subsets of 𝐴. (Contributed by Jim Kingdon, 9-Jan-2026.)

Hypothesis

Ref	Expression
pw1map.f	⊢ 𝐹 = (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ↦ {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o})

Assertion

Ref	Expression
pw1map	⊢ (𝐴 ∈ 𝑉 → 𝐹:(𝒫 1o ↑𝑚 𝐴)–1-1-onto→𝒫 𝐴)

Distinct variable groups:   𝐴,𝑠,𝑧   𝑉,𝑠,𝑧

Allowed substitution hints:   𝐹(𝑧,𝑠)

Proof of Theorem pw1map

Dummy variables 𝑢 𝑤 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		pw1map.f	. 2 ⊢ 𝐹 = (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ↦ {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o})
2		ssrab2 3282	. . . 4 ⊢ {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o} ⊆ 𝐴
3		elpw2g 4208	. . . 4 ⊢ (𝐴 ∈ 𝑉 → ({𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o} ∈ 𝒫 𝐴 ↔ {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o} ⊆ 𝐴))
4	2, 3	mpbiri 168	. . 3 ⊢ (𝐴 ∈ 𝑉 → {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o} ∈ 𝒫 𝐴)
5	4	adantr 276	. 2 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑠 ∈ (𝒫 1o ↑𝑚 𝐴)) → {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o} ∈ 𝒫 𝐴)
6		fmelpw1o 7378	. . . . 5 ⊢ if(𝑢 ∈ 𝑤, 1o, ∅) ∈ 𝒫 1o
7	6	a1i 9	. . . 4 ⊢ (((𝐴 ∈ 𝑉 ∧ 𝑤 ∈ 𝒫 𝐴) ∧ 𝑢 ∈ 𝐴) → if(𝑢 ∈ 𝑤, 1o, ∅) ∈ 𝒫 1o)
8	7	fmpttd 5748	. . 3 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑤 ∈ 𝒫 𝐴) → (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅)):𝐴⟶𝒫 1o)
9		1oex 6523	. . . . . 6 ⊢ 1o ∈ V
10	9	pwex 4235	. . . . 5 ⊢ 𝒫 1o ∈ V
11	10	a1i 9	. . . 4 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑤 ∈ 𝒫 𝐴) → 𝒫 1o ∈ V)
12		simpl 109	. . . 4 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑤 ∈ 𝒫 𝐴) → 𝐴 ∈ 𝑉)
13	11, 12	elmapd 6762	. . 3 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑤 ∈ 𝒫 𝐴) → ((𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅)) ∈ (𝒫 1o ↑𝑚 𝐴) ↔ (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅)):𝐴⟶𝒫 1o))
14	8, 13	mpbird 167	. 2 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑤 ∈ 𝒫 𝐴) → (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅)) ∈ (𝒫 1o ↑𝑚 𝐴))
15		simplr 528	. . . . . . . . 9 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))) ∧ 𝑧 ∈ 𝐴) → 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅)))
16	15	fveq1d 5591	. . . . . . . 8 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))) ∧ 𝑧 ∈ 𝐴) → (𝑠‘𝑧) = ((𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))‘𝑧))
17		eqid 2206	. . . . . . . . 9 ⊢ (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅)) = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))
18		elequ1 2181	. . . . . . . . . 10 ⊢ (𝑢 = 𝑧 → (𝑢 ∈ 𝑤 ↔ 𝑧 ∈ 𝑤))
19	18	ifbid 3597	. . . . . . . . 9 ⊢ (𝑢 = 𝑧 → if(𝑢 ∈ 𝑤, 1o, ∅) = if(𝑧 ∈ 𝑤, 1o, ∅))
20		simpr 110	. . . . . . . . 9 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))) ∧ 𝑧 ∈ 𝐴) → 𝑧 ∈ 𝐴)
21		0ex 4179	. . . . . . . . . . 11 ⊢ ∅ ∈ V
22	9, 21	ifex 4541	. . . . . . . . . 10 ⊢ if(𝑧 ∈ 𝑤, 1o, ∅) ∈ V
23	22	a1i 9	. . . . . . . . 9 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))) ∧ 𝑧 ∈ 𝐴) → if(𝑧 ∈ 𝑤, 1o, ∅) ∈ V)
24	17, 19, 20, 23	fvmptd3 5686	. . . . . . . 8 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))) ∧ 𝑧 ∈ 𝐴) → ((𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))‘𝑧) = if(𝑧 ∈ 𝑤, 1o, ∅))
25	16, 24	eqtrd 2239	. . . . . . 7 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))) ∧ 𝑧 ∈ 𝐴) → (𝑠‘𝑧) = if(𝑧 ∈ 𝑤, 1o, ∅))
26	25	eqeq1d 2215	. . . . . 6 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))) ∧ 𝑧 ∈ 𝐴) → ((𝑠‘𝑧) = 1o ↔ if(𝑧 ∈ 𝑤, 1o, ∅) = 1o))
27		iftrueb01 7354	. . . . . 6 ⊢ (if(𝑧 ∈ 𝑤, 1o, ∅) = 1o ↔ 𝑧 ∈ 𝑤)
28	26, 27	bitr2di 197	. . . . 5 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))) ∧ 𝑧 ∈ 𝐴) → (𝑧 ∈ 𝑤 ↔ (𝑠‘𝑧) = 1o))
29	28	rabbidva 2761	. . . 4 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))) → {𝑧 ∈ 𝐴 ∣ 𝑧 ∈ 𝑤} = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o})
30		elpwi 3630	. . . . . . . . 9 ⊢ (𝑤 ∈ 𝒫 𝐴 → 𝑤 ⊆ 𝐴)
31		dfss1 3381	. . . . . . . . 9 ⊢ (𝑤 ⊆ 𝐴 ↔ (𝐴 ∩ 𝑤) = 𝑤)
32	30, 31	sylib 122	. . . . . . . 8 ⊢ (𝑤 ∈ 𝒫 𝐴 → (𝐴 ∩ 𝑤) = 𝑤)
33		dfin5 3177	. . . . . . . 8 ⊢ (𝐴 ∩ 𝑤) = {𝑧 ∈ 𝐴 ∣ 𝑧 ∈ 𝑤}
34	32, 33	eqtr3di 2254	. . . . . . 7 ⊢ (𝑤 ∈ 𝒫 𝐴 → 𝑤 = {𝑧 ∈ 𝐴 ∣ 𝑧 ∈ 𝑤})
35	34	eqeq1d 2215	. . . . . 6 ⊢ (𝑤 ∈ 𝒫 𝐴 → (𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o} ↔ {𝑧 ∈ 𝐴 ∣ 𝑧 ∈ 𝑤} = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}))
36	35	adantl 277	. . . . 5 ⊢ ((𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴) → (𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o} ↔ {𝑧 ∈ 𝐴 ∣ 𝑧 ∈ 𝑤} = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}))
37	36	ad2antlr 489	. . . 4 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))) → (𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o} ↔ {𝑧 ∈ 𝐴 ∣ 𝑧 ∈ 𝑤} = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}))
38	29, 37	mpbird 167	. . 3 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅))) → 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o})
39		simplrl 535	. . . . . 6 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) → 𝑠 ∈ (𝒫 1o ↑𝑚 𝐴))
40	10	a1i 9	. . . . . . 7 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) → 𝒫 1o ∈ V)
41		simpll 527	. . . . . . 7 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) → 𝐴 ∈ 𝑉)
42	40, 41	elmapd 6762	. . . . . 6 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) → (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ↔ 𝑠:𝐴⟶𝒫 1o))
43	39, 42	mpbid 147	. . . . 5 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) → 𝑠:𝐴⟶𝒫 1o)
44	43	feqmptd 5645	. . . 4 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) → 𝑠 = (𝑢 ∈ 𝐴 ↦ (𝑠‘𝑢)))
45		simpr 110	. . . . . . . . . 10 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) → 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o})
46	45	eleq2d 2276	. . . . . . . . 9 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) → (𝑢 ∈ 𝑤 ↔ 𝑢 ∈ {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}))
47		fveqeq2 5598	. . . . . . . . . 10 ⊢ (𝑧 = 𝑢 → ((𝑠‘𝑧) = 1o ↔ (𝑠‘𝑢) = 1o))
48	47	elrab 2933	. . . . . . . . 9 ⊢ (𝑢 ∈ {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o} ↔ (𝑢 ∈ 𝐴 ∧ (𝑠‘𝑢) = 1o))
49	46, 48	bitrdi 196	. . . . . . . 8 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) → (𝑢 ∈ 𝑤 ↔ (𝑢 ∈ 𝐴 ∧ (𝑠‘𝑢) = 1o)))
50	49	baibd 925	. . . . . . 7 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) ∧ 𝑢 ∈ 𝐴) → (𝑢 ∈ 𝑤 ↔ (𝑠‘𝑢) = 1o))
51	50	ifbid 3597	. . . . . 6 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) ∧ 𝑢 ∈ 𝐴) → if(𝑢 ∈ 𝑤, 1o, ∅) = if((𝑠‘𝑢) = 1o, 1o, ∅))
52	43	ffvelcdmda 5728	. . . . . . 7 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) ∧ 𝑢 ∈ 𝐴) → (𝑠‘𝑢) ∈ 𝒫 1o)
53		pw1if 7356	. . . . . . 7 ⊢ ((𝑠‘𝑢) ∈ 𝒫 1o → if((𝑠‘𝑢) = 1o, 1o, ∅) = (𝑠‘𝑢))
54	52, 53	syl 14	. . . . . 6 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) ∧ 𝑢 ∈ 𝐴) → if((𝑠‘𝑢) = 1o, 1o, ∅) = (𝑠‘𝑢))
55	51, 54	eqtr2d 2240	. . . . 5 ⊢ ((((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) ∧ 𝑢 ∈ 𝐴) → (𝑠‘𝑢) = if(𝑢 ∈ 𝑤, 1o, ∅))
56	55	mpteq2dva 4142	. . . 4 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) → (𝑢 ∈ 𝐴 ↦ (𝑠‘𝑢)) = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅)))
57	44, 56	eqtrd 2239	. . 3 ⊢ (((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) ∧ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}) → 𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅)))
58	38, 57	impbida 596	. 2 ⊢ ((𝐴 ∈ 𝑉 ∧ (𝑠 ∈ (𝒫 1o ↑𝑚 𝐴) ∧ 𝑤 ∈ 𝒫 𝐴)) → (𝑠 = (𝑢 ∈ 𝐴 ↦ if(𝑢 ∈ 𝑤, 1o, ∅)) ↔ 𝑤 = {𝑧 ∈ 𝐴 ∣ (𝑠‘𝑧) = 1o}))
59	1, 5, 14, 58	f1o2d 6164	1 ⊢ (𝐴 ∈ 𝑉 → 𝐹:(𝒫 1o ↑𝑚 𝐴)–1-1-onto→𝒫 𝐴)

Syntax hints:   → wi 4   ∧ wa 104   ↔ wb 105   = wceq 1373   ∈ wcel 2177  {crab 2489  Vcvv 2773   ∩ cin 3169   ⊆ wss 3170  ∅c0 3464  ifcif 3575  𝒫 cpw 3621   ↦ cmpt 4113  ⟶wf 5276  –1-1-onto→wf1o 5279  ‘cfv 5280  (class class class)co 5957  1_oc1o 6508   ↑_𝑚 cmap 6748

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 615  ax-in2 616  ax-io 711  ax-5 1471  ax-7 1472  ax-gen 1473  ax-ie1 1517  ax-ie2 1518  ax-8 1528  ax-10 1529  ax-11 1530  ax-i12 1531  ax-bndl 1533  ax-4 1534  ax-17 1550  ax-i9 1554  ax-ial 1558  ax-i5r 1559  ax-13 2179  ax-14 2180  ax-ext 2188  ax-sep 4170  ax-nul 4178  ax-pow 4226  ax-pr 4261  ax-un 4488  ax-setind 4593

This theorem depends on definitions:  df-bi 117  df-3an 983  df-tru 1376  df-fal 1379  df-nf 1485  df-sb 1787  df-eu 2058  df-mo 2059  df-clab 2193  df-cleq 2199  df-clel 2202  df-nfc 2338  df-ne 2378  df-ral 2490  df-rex 2491  df-rab 2494  df-v 2775  df-sbc 3003  df-csb 3098  df-dif 3172  df-un 3174  df-in 3176  df-ss 3183  df-nul 3465  df-if 3576  df-pw 3623  df-sn 3644  df-pr 3645  df-op 3647  df-uni 3857  df-br 4052  df-opab 4114  df-mpt 4115  df-tr 4151  df-id 4348  df-iord 4421  df-on 4423  df-suc 4426  df-xp 4689  df-rel 4690  df-cnv 4691  df-co 4692  df-dm 4693  df-rn 4694  df-res 4695  df-ima 4696  df-iota 5241  df-fun 5282  df-fn 5283  df-f 5284  df-f1 5285  df-fo 5286  df-f1o 5287  df-fv 5288  df-ov 5960  df-oprab 5961  df-mpo 5962  df-1o 6515  df-map 6750

This theorem is referenced by:  pw1mapen  16074