Theorem uspgrsprf1 44107

Description: The mapping 𝐹 is a one-to-one function from the "simple pseudographs" with a fixed set of vertices 𝑉 into the subsets of the set of pairs over the set 𝑉. (Contributed by AV, 25-Nov-2021.)

Hypotheses

Ref	Expression
uspgrsprf.p	⊢ 𝑃 = 𝒫 (Pairs‘𝑉)
uspgrsprf.g	⊢ 𝐺 = {⟨𝑣, 𝑒⟩ ∣ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))}
uspgrsprf.f	⊢ 𝐹 = (𝑔 ∈ 𝐺 ↦ (2nd ‘𝑔))

Assertion

Ref	Expression
uspgrsprf1	⊢ 𝐹:𝐺–1-1→𝑃

Distinct variable groups:   𝑃,𝑒,𝑞,𝑣   𝑒,𝑉,𝑞,𝑣   𝑔,𝐺   𝑃,𝑔,𝑒,𝑣

Allowed substitution hints:   𝐹(𝑣,𝑒,𝑔,𝑞)   𝐺(𝑣,𝑒,𝑞)   𝑉(𝑔)

Proof of Theorem uspgrsprf1

Dummy variables 𝑎 𝑏 𝑓 𝑤 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		uspgrsprf.p	. . 3 ⊢ 𝑃 = 𝒫 (Pairs‘𝑉)
2		uspgrsprf.g	. . 3 ⊢ 𝐺 = {⟨𝑣, 𝑒⟩ ∣ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))}
3		uspgrsprf.f	. . 3 ⊢ 𝐹 = (𝑔 ∈ 𝐺 ↦ (2nd ‘𝑔))
4	1, 2, 3	uspgrsprf 44106	. 2 ⊢ 𝐹:𝐺⟶𝑃
5	1, 2, 3	uspgrsprfv 44105	. . . . 5 ⊢ (𝑎 ∈ 𝐺 → (𝐹‘𝑎) = (2nd ‘𝑎))
6	1, 2, 3	uspgrsprfv 44105	. . . . 5 ⊢ (𝑏 ∈ 𝐺 → (𝐹‘𝑏) = (2nd ‘𝑏))
7	5, 6	eqeqan12d 2838	. . . 4 ⊢ ((𝑎 ∈ 𝐺 ∧ 𝑏 ∈ 𝐺) → ((𝐹‘𝑎) = (𝐹‘𝑏) ↔ (2nd ‘𝑎) = (2nd ‘𝑏)))
8	2	eleq2i 2904	. . . . . 6 ⊢ (𝑎 ∈ 𝐺 ↔ 𝑎 ∈ {⟨𝑣, 𝑒⟩ ∣ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))})
9		elopab 5400	. . . . . 6 ⊢ (𝑎 ∈ {⟨𝑣, 𝑒⟩ ∣ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))} ↔ ∃𝑣∃𝑒(𝑎 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))))
10		opeq12 4791	. . . . . . . . 9 ⊢ ((𝑣 = 𝑤 ∧ 𝑒 = 𝑓) → ⟨𝑣, 𝑒⟩ = ⟨𝑤, 𝑓⟩)
11	10	eqeq2d 2832	. . . . . . . 8 ⊢ ((𝑣 = 𝑤 ∧ 𝑒 = 𝑓) → (𝑎 = ⟨𝑣, 𝑒⟩ ↔ 𝑎 = ⟨𝑤, 𝑓⟩))
12		eqeq1 2825	. . . . . . . . . 10 ⊢ (𝑣 = 𝑤 → (𝑣 = 𝑉 ↔ 𝑤 = 𝑉))
13	12	adantr 483	. . . . . . . . 9 ⊢ ((𝑣 = 𝑤 ∧ 𝑒 = 𝑓) → (𝑣 = 𝑉 ↔ 𝑤 = 𝑉))
14		eqeq2 2833	. . . . . . . . . . 11 ⊢ (𝑣 = 𝑤 → ((Vtx‘𝑞) = 𝑣 ↔ (Vtx‘𝑞) = 𝑤))
15		eqeq2 2833	. . . . . . . . . . 11 ⊢ (𝑒 = 𝑓 → ((Edg‘𝑞) = 𝑒 ↔ (Edg‘𝑞) = 𝑓))
16	14, 15	bi2anan9 637	. . . . . . . . . 10 ⊢ ((𝑣 = 𝑤 ∧ 𝑒 = 𝑓) → (((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒) ↔ ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓)))
17	16	rexbidv 3297	. . . . . . . . 9 ⊢ ((𝑣 = 𝑤 ∧ 𝑒 = 𝑓) → (∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒) ↔ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓)))
18	13, 17	anbi12d 632	. . . . . . . 8 ⊢ ((𝑣 = 𝑤 ∧ 𝑒 = 𝑓) → ((𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒)) ↔ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))))
19	11, 18	anbi12d 632	. . . . . . 7 ⊢ ((𝑣 = 𝑤 ∧ 𝑒 = 𝑓) → ((𝑎 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) ↔ (𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓)))))
20	19	cbvex2vw 2048	. . . . . 6 ⊢ (∃𝑣∃𝑒(𝑎 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) ↔ ∃𝑤∃𝑓(𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))))
21	8, 9, 20	3bitri 299	. . . . 5 ⊢ (𝑎 ∈ 𝐺 ↔ ∃𝑤∃𝑓(𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))))
22	2	eleq2i 2904	. . . . . 6 ⊢ (𝑏 ∈ 𝐺 ↔ 𝑏 ∈ {⟨𝑣, 𝑒⟩ ∣ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))})
23		elopab 5400	. . . . . 6 ⊢ (𝑏 ∈ {⟨𝑣, 𝑒⟩ ∣ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))} ↔ ∃𝑣∃𝑒(𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))))
24	22, 23	bitri 277	. . . . 5 ⊢ (𝑏 ∈ 𝐺 ↔ ∃𝑣∃𝑒(𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))))
25		eqeq2 2833	. . . . . . . . . . . . . . . 16 ⊢ (𝑤 = 𝑉 → (𝑣 = 𝑤 ↔ 𝑣 = 𝑉))
26		opeq12 4791	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝑤 = 𝑣 ∧ 𝑓 = 𝑒) → ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩)
27	26	ex 415	. . . . . . . . . . . . . . . . 17 ⊢ (𝑤 = 𝑣 → (𝑓 = 𝑒 → ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩))
28	27	equcoms 2027	. . . . . . . . . . . . . . . 16 ⊢ (𝑣 = 𝑤 → (𝑓 = 𝑒 → ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩))
29	25, 28	syl6bir 256	. . . . . . . . . . . . . . 15 ⊢ (𝑤 = 𝑉 → (𝑣 = 𝑉 → (𝑓 = 𝑒 → ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩)))
30	29	ad2antrl 726	. . . . . . . . . . . . . 14 ⊢ ((𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))) → (𝑣 = 𝑉 → (𝑓 = 𝑒 → ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩)))
31	30	com12 32	. . . . . . . . . . . . 13 ⊢ (𝑣 = 𝑉 → ((𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))) → (𝑓 = 𝑒 → ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩)))
32	31	ad2antrl 726	. . . . . . . . . . . 12 ⊢ ((𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) → ((𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))) → (𝑓 = 𝑒 → ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩)))
33	32	imp 409	. . . . . . . . . . 11 ⊢ (((𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) ∧ (𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓)))) → (𝑓 = 𝑒 → ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩))
34		vex 3489	. . . . . . . . . . . . . 14 ⊢ 𝑤 ∈ V
35		vex 3489	. . . . . . . . . . . . . 14 ⊢ 𝑓 ∈ V
36	34, 35	op2ndd 7686	. . . . . . . . . . . . 13 ⊢ (𝑎 = ⟨𝑤, 𝑓⟩ → (2nd ‘𝑎) = 𝑓)
37	36	ad2antrl 726	. . . . . . . . . . . 12 ⊢ (((𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) ∧ (𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓)))) → (2nd ‘𝑎) = 𝑓)
38		vex 3489	. . . . . . . . . . . . . . 15 ⊢ 𝑣 ∈ V
39		vex 3489	. . . . . . . . . . . . . . 15 ⊢ 𝑒 ∈ V
40	38, 39	op2ndd 7686	. . . . . . . . . . . . . 14 ⊢ (𝑏 = ⟨𝑣, 𝑒⟩ → (2nd ‘𝑏) = 𝑒)
41	40	adantr 483	. . . . . . . . . . . . 13 ⊢ ((𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) → (2nd ‘𝑏) = 𝑒)
42	41	adantr 483	. . . . . . . . . . . 12 ⊢ (((𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) ∧ (𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓)))) → (2nd ‘𝑏) = 𝑒)
43	37, 42	eqeq12d 2837	. . . . . . . . . . 11 ⊢ (((𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) ∧ (𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓)))) → ((2nd ‘𝑎) = (2nd ‘𝑏) ↔ 𝑓 = 𝑒))
44		eqeq12 2835	. . . . . . . . . . . . . . . 16 ⊢ ((𝑎 = ⟨𝑤, 𝑓⟩ ∧ 𝑏 = ⟨𝑣, 𝑒⟩) → (𝑎 = 𝑏 ↔ ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩))
45	44	ex 415	. . . . . . . . . . . . . . 15 ⊢ (𝑎 = ⟨𝑤, 𝑓⟩ → (𝑏 = ⟨𝑣, 𝑒⟩ → (𝑎 = 𝑏 ↔ ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩)))
46	45	adantr 483	. . . . . . . . . . . . . 14 ⊢ ((𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))) → (𝑏 = ⟨𝑣, 𝑒⟩ → (𝑎 = 𝑏 ↔ ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩)))
47	46	com12 32	. . . . . . . . . . . . 13 ⊢ (𝑏 = ⟨𝑣, 𝑒⟩ → ((𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))) → (𝑎 = 𝑏 ↔ ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩)))
48	47	adantr 483	. . . . . . . . . . . 12 ⊢ ((𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) → ((𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))) → (𝑎 = 𝑏 ↔ ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩)))
49	48	imp 409	. . . . . . . . . . 11 ⊢ (((𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) ∧ (𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓)))) → (𝑎 = 𝑏 ↔ ⟨𝑤, 𝑓⟩ = ⟨𝑣, 𝑒⟩))
50	33, 43, 49	3imtr4d 296	. . . . . . . . . 10 ⊢ (((𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) ∧ (𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓)))) → ((2nd ‘𝑎) = (2nd ‘𝑏) → 𝑎 = 𝑏))
51	50	ex 415	. . . . . . . . 9 ⊢ ((𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) → ((𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))) → ((2nd ‘𝑎) = (2nd ‘𝑏) → 𝑎 = 𝑏)))
52	51	exlimivv 1933	. . . . . . . 8 ⊢ (∃𝑣∃𝑒(𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) → ((𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))) → ((2nd ‘𝑎) = (2nd ‘𝑏) → 𝑎 = 𝑏)))
53	52	com12 32	. . . . . . 7 ⊢ ((𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))) → (∃𝑣∃𝑒(𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) → ((2nd ‘𝑎) = (2nd ‘𝑏) → 𝑎 = 𝑏)))
54	53	exlimivv 1933	. . . . . 6 ⊢ (∃𝑤∃𝑓(𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))) → (∃𝑣∃𝑒(𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒))) → ((2nd ‘𝑎) = (2nd ‘𝑏) → 𝑎 = 𝑏)))
55	54	imp 409	. . . . 5 ⊢ ((∃𝑤∃𝑓(𝑎 = ⟨𝑤, 𝑓⟩ ∧ (𝑤 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑤 ∧ (Edg‘𝑞) = 𝑓))) ∧ ∃𝑣∃𝑒(𝑏 = ⟨𝑣, 𝑒⟩ ∧ (𝑣 = 𝑉 ∧ ∃𝑞 ∈ USPGraph ((Vtx‘𝑞) = 𝑣 ∧ (Edg‘𝑞) = 𝑒)))) → ((2nd ‘𝑎) = (2nd ‘𝑏) → 𝑎 = 𝑏))
56	21, 24, 55	syl2anb 599	. . . 4 ⊢ ((𝑎 ∈ 𝐺 ∧ 𝑏 ∈ 𝐺) → ((2nd ‘𝑎) = (2nd ‘𝑏) → 𝑎 = 𝑏))
57	7, 56	sylbid 242	. . 3 ⊢ ((𝑎 ∈ 𝐺 ∧ 𝑏 ∈ 𝐺) → ((𝐹‘𝑎) = (𝐹‘𝑏) → 𝑎 = 𝑏))
58	57	rgen2 3203	. 2 ⊢ ∀𝑎 ∈ 𝐺 ∀𝑏 ∈ 𝐺 ((𝐹‘𝑎) = (𝐹‘𝑏) → 𝑎 = 𝑏)
59		dff13 6999	. 2 ⊢ (𝐹:𝐺–1-1→𝑃 ↔ (𝐹:𝐺⟶𝑃 ∧ ∀𝑎 ∈ 𝐺 ∀𝑏 ∈ 𝐺 ((𝐹‘𝑎) = (𝐹‘𝑏) → 𝑎 = 𝑏)))
60	4, 58, 59	mpbir2an 709	1 ⊢ 𝐹:𝐺–1-1→𝑃

Syntax hints:   → wi 4   ↔ wb 208   ∧ wa 398   = wceq 1537  ∃wex 1780   ∈ wcel 2114  ∀wral 3138  ∃wrex 3139  𝒫 cpw 4525  ⟨cop 4559  {copab 5114   ↦ cmpt 5132  ⟶wf 6337  –1-1→wf1 6338  ‘cfv 6341  2^nd c2nd 7674  Vtxcvtx 26767  Edgcedg 26818  USPGraphcuspgr 26919  Pairscspr 43724

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1911  ax-6 1970  ax-7 2015  ax-8 2116  ax-9 2124  ax-10 2145  ax-11 2161  ax-12 2177  ax-ext 2793  ax-rep 5176  ax-sep 5189  ax-nul 5196  ax-pow 5252  ax-pr 5316  ax-un 7447  ax-cnex 10579  ax-resscn 10580  ax-1cn 10581  ax-icn 10582  ax-addcl 10583  ax-addrcl 10584  ax-mulcl 10585  ax-mulrcl 10586  ax-mulcom 10587  ax-addass 10588  ax-mulass 10589  ax-distr 10590  ax-i2m1 10591  ax-1ne0 10592  ax-1rid 10593  ax-rnegex 10594  ax-rrecex 10595  ax-cnre 10596  ax-pre-lttri 10597  ax-pre-lttrn 10598  ax-pre-ltadd 10599  ax-pre-mulgt0 10600

This theorem depends on definitions:  df-bi 209  df-an 399  df-or 844  df-3or 1084  df-3an 1085  df-tru 1540  df-ex 1781  df-nf 1785  df-sb 2070  df-mo 2622  df-eu 2654  df-clab 2800  df-cleq 2814  df-clel 2893  df-nfc 2963  df-ne 3017  df-nel 3124  df-ral 3143  df-rex 3144  df-reu 3145  df-rmo 3146  df-rab 3147  df-v 3488  df-sbc 3764  df-csb 3872  df-dif 3927  df-un 3929  df-in 3931  df-ss 3940  df-pss 3942  df-nul 4280  df-if 4454  df-pw 4527  df-sn 4554  df-pr 4556  df-tp 4558  df-op 4560  df-uni 4825  df-int 4863  df-iun 4907  df-br 5053  df-opab 5115  df-mpt 5133  df-tr 5159  df-id 5446  df-eprel 5451  df-po 5460  df-so 5461  df-fr 5500  df-we 5502  df-xp 5547  df-rel 5548  df-cnv 5549  df-co 5550  df-dm 5551  df-rn 5552  df-res 5553  df-ima 5554  df-pred 6134  df-ord 6180  df-on 6181  df-lim 6182  df-suc 6183  df-iota 6300  df-fun 6343  df-fn 6344  df-f 6345  df-f1 6346  df-fo 6347  df-f1o 6348  df-fv 6349  df-riota 7100  df-ov 7145  df-oprab 7146  df-mpo 7147  df-om 7567  df-1st 7675  df-2nd 7676  df-wrecs 7933  df-recs 7994  df-rdg 8032  df-1o 8088  df-2o 8089  df-oadd 8092  df-er 8275  df-en 8496  df-dom 8497  df-sdom 8498  df-fin 8499  df-dju 9316  df-card 9354  df-pnf 10663  df-mnf 10664  df-xr 10665  df-ltxr 10666  df-le 10667  df-sub 10858  df-neg 10859  df-nn 11625  df-2 11687  df-n0 11885  df-xnn0 11955  df-z 11969  df-uz 12231  df-fz 12883  df-hash 13681  df-edg 26819  df-upgr 26853  df-uspgr 26921  df-spr 43725

This theorem is referenced by:  uspgrsprf1o  44109