Theorem trsp2cyc 31972

Description: Exhibit the word a transposition corresponds to, as a cycle. (Contributed by Thierry Arnoux, 25-Sep-2023.)

Hypotheses

Ref	Expression
trsp2cyc.t	⊢ 𝑇 = ran (pmTrsp‘𝐷)
trsp2cyc.c	⊢ 𝐶 = (toCyc‘𝐷)

Assertion

Ref	Expression
trsp2cyc	⊢ ((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) → ∃𝑖 ∈ 𝐷 ∃𝑗 ∈ 𝐷 (𝑖 ≠ 𝑗 ∧ 𝑃 = (𝐶‘⟨“𝑖𝑗”⟩)))

Distinct variable groups:   𝐷,𝑖,𝑗   𝑃,𝑖,𝑗   𝑇,𝑖,𝑗   𝑖,𝑉,𝑗

Allowed substitution hints:   𝐶(𝑖,𝑗)

Proof of Theorem trsp2cyc

Dummy variables 𝑝 𝑦 𝑧 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		simplr 767	. . . . . . 7 ⊢ ((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) → 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o})
2		breq1 5108	. . . . . . . 8 ⊢ (𝑦 = 𝑝 → (𝑦 ≈ 2o ↔ 𝑝 ≈ 2o))
3	2	elrab 3645	. . . . . . 7 ⊢ (𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o} ↔ (𝑝 ∈ 𝒫 𝐷 ∧ 𝑝 ≈ 2o))
4	1, 3	sylib 217	. . . . . 6 ⊢ ((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) → (𝑝 ∈ 𝒫 𝐷 ∧ 𝑝 ≈ 2o))
5	4	simprd 496	. . . . 5 ⊢ ((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) → 𝑝 ≈ 2o)
6		en2 9225	. . . . 5 ⊢ (𝑝 ≈ 2o → ∃𝑖∃𝑗 𝑝 = {𝑖, 𝑗})
7	5, 6	syl 17	. . . 4 ⊢ ((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) → ∃𝑖∃𝑗 𝑝 = {𝑖, 𝑗})
8	4	simpld 495	. . . . . . . . . 10 ⊢ ((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) → 𝑝 ∈ 𝒫 𝐷)
9	8	elpwid 4569	. . . . . . . . 9 ⊢ ((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) → 𝑝 ⊆ 𝐷)
10	9	adantr 481	. . . . . . . 8 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝑝 ⊆ 𝐷)
11		vex 3449	. . . . . . . . . 10 ⊢ 𝑖 ∈ V
12	11	prid1 4723	. . . . . . . . 9 ⊢ 𝑖 ∈ {𝑖, 𝑗}
13		simpr 485	. . . . . . . . 9 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝑝 = {𝑖, 𝑗})
14	12, 13	eleqtrrid 2845	. . . . . . . 8 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝑖 ∈ 𝑝)
15	10, 14	sseldd 3945	. . . . . . 7 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝑖 ∈ 𝐷)
16		vex 3449	. . . . . . . . . 10 ⊢ 𝑗 ∈ V
17	16	prid2 4724	. . . . . . . . 9 ⊢ 𝑗 ∈ {𝑖, 𝑗}
18	17, 13	eleqtrrid 2845	. . . . . . . 8 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝑗 ∈ 𝑝)
19	10, 18	sseldd 3945	. . . . . . 7 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝑗 ∈ 𝐷)
20	5	adantr 481	. . . . . . . . . 10 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝑝 ≈ 2o)
21	13, 20	eqbrtrrd 5129	. . . . . . . . 9 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → {𝑖, 𝑗} ≈ 2o)
22		pr2ne 9940	. . . . . . . . . 10 ⊢ ((𝑖 ∈ 𝐷 ∧ 𝑗 ∈ 𝐷) → ({𝑖, 𝑗} ≈ 2o ↔ 𝑖 ≠ 𝑗))
23	22	biimpa 477	. . . . . . . . 9 ⊢ (((𝑖 ∈ 𝐷 ∧ 𝑗 ∈ 𝐷) ∧ {𝑖, 𝑗} ≈ 2o) → 𝑖 ≠ 𝑗)
24	15, 19, 21, 23	syl21anc 836	. . . . . . . 8 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝑖 ≠ 𝑗)
25		simplr 767	. . . . . . . . . 10 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧)))
26		simp-4l 781	. . . . . . . . . . 11 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝐷 ∈ 𝑉)
27		eqid 2736	. . . . . . . . . . . 12 ⊢ (pmTrsp‘𝐷) = (pmTrsp‘𝐷)
28	27	pmtrval 19233	. . . . . . . . . . 11 ⊢ ((𝐷 ∈ 𝑉 ∧ 𝑝 ⊆ 𝐷 ∧ 𝑝 ≈ 2o) → ((pmTrsp‘𝐷)‘𝑝) = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧)))
29	26, 10, 20, 28	syl3anc 1371	. . . . . . . . . 10 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → ((pmTrsp‘𝐷)‘𝑝) = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧)))
30	13	fveq2d 6846	. . . . . . . . . 10 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → ((pmTrsp‘𝐷)‘𝑝) = ((pmTrsp‘𝐷)‘{𝑖, 𝑗}))
31	25, 29, 30	3eqtr2d 2782	. . . . . . . . 9 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝑃 = ((pmTrsp‘𝐷)‘{𝑖, 𝑗}))
32		trsp2cyc.c	. . . . . . . . . 10 ⊢ 𝐶 = (toCyc‘𝐷)
33	32, 26, 15, 19, 24, 27	cycpm2tr 31968	. . . . . . . . 9 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → (𝐶‘⟨“𝑖𝑗”⟩) = ((pmTrsp‘𝐷)‘{𝑖, 𝑗}))
34	31, 33	eqtr4d 2779	. . . . . . . 8 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → 𝑃 = (𝐶‘⟨“𝑖𝑗”⟩))
35	24, 34	jca 512	. . . . . . 7 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → (𝑖 ≠ 𝑗 ∧ 𝑃 = (𝐶‘⟨“𝑖𝑗”⟩)))
36	15, 19, 35	jca31 515	. . . . . 6 ⊢ (((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ∧ 𝑝 = {𝑖, 𝑗}) → ((𝑖 ∈ 𝐷 ∧ 𝑗 ∈ 𝐷) ∧ (𝑖 ≠ 𝑗 ∧ 𝑃 = (𝐶‘⟨“𝑖𝑗”⟩))))
37	36	ex 413	. . . . 5 ⊢ ((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) → (𝑝 = {𝑖, 𝑗} → ((𝑖 ∈ 𝐷 ∧ 𝑗 ∈ 𝐷) ∧ (𝑖 ≠ 𝑗 ∧ 𝑃 = (𝐶‘⟨“𝑖𝑗”⟩)))))
38	37	2eximdv 1922	. . . 4 ⊢ ((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) → (∃𝑖∃𝑗 𝑝 = {𝑖, 𝑗} → ∃𝑖∃𝑗((𝑖 ∈ 𝐷 ∧ 𝑗 ∈ 𝐷) ∧ (𝑖 ≠ 𝑗 ∧ 𝑃 = (𝐶‘⟨“𝑖𝑗”⟩)))))
39	7, 38	mpd 15	. . 3 ⊢ ((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) → ∃𝑖∃𝑗((𝑖 ∈ 𝐷 ∧ 𝑗 ∈ 𝐷) ∧ (𝑖 ≠ 𝑗 ∧ 𝑃 = (𝐶‘⟨“𝑖𝑗”⟩))))
40		r2ex 3192	. . 3 ⊢ (∃𝑖 ∈ 𝐷 ∃𝑗 ∈ 𝐷 (𝑖 ≠ 𝑗 ∧ 𝑃 = (𝐶‘⟨“𝑖𝑗”⟩)) ↔ ∃𝑖∃𝑗((𝑖 ∈ 𝐷 ∧ 𝑗 ∈ 𝐷) ∧ (𝑖 ≠ 𝑗 ∧ 𝑃 = (𝐶‘⟨“𝑖𝑗”⟩))))
41	39, 40	sylibr 233	. 2 ⊢ ((((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) ∧ 𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}) ∧ 𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) → ∃𝑖 ∈ 𝐷 ∃𝑗 ∈ 𝐷 (𝑖 ≠ 𝑗 ∧ 𝑃 = (𝐶‘⟨“𝑖𝑗”⟩)))
42		simpr 485	. . . 4 ⊢ ((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) → 𝑃 ∈ 𝑇)
43		trsp2cyc.t	. . . . 5 ⊢ 𝑇 = ran (pmTrsp‘𝐷)
44	27	pmtrfval 19232	. . . . . . 7 ⊢ (𝐷 ∈ 𝑉 → (pmTrsp‘𝐷) = (𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o} ↦ (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))))
45	44	adantr 481	. . . . . 6 ⊢ ((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) → (pmTrsp‘𝐷) = (𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o} ↦ (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))))
46	45	rneqd 5893	. . . . 5 ⊢ ((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) → ran (pmTrsp‘𝐷) = ran (𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o} ↦ (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))))
47	43, 46	eqtrid 2788	. . . 4 ⊢ ((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) → 𝑇 = ran (𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o} ↦ (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))))
48	42, 47	eleqtrd 2840	. . 3 ⊢ ((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) → 𝑃 ∈ ran (𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o} ↦ (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))))
49		eqid 2736	. . . . 5 ⊢ (𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o} ↦ (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) = (𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o} ↦ (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧)))
50	49	elrnmpt 5911	. . . 4 ⊢ (𝑃 ∈ 𝑇 → (𝑃 ∈ ran (𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o} ↦ (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ↔ ∃𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))))
51	50	adantl 482	. . 3 ⊢ ((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) → (𝑃 ∈ ran (𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o} ↦ (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))) ↔ ∃𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧))))
52	48, 51	mpbid 231	. 2 ⊢ ((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) → ∃𝑝 ∈ {𝑦 ∈ 𝒫 𝐷 ∣ 𝑦 ≈ 2o}𝑃 = (𝑧 ∈ 𝐷 ↦ if(𝑧 ∈ 𝑝, ∪ (𝑝 ∖ {𝑧}), 𝑧)))
53	41, 52	r19.29a 3159	1 ⊢ ((𝐷 ∈ 𝑉 ∧ 𝑃 ∈ 𝑇) → ∃𝑖 ∈ 𝐷 ∃𝑗 ∈ 𝐷 (𝑖 ≠ 𝑗 ∧ 𝑃 = (𝐶‘⟨“𝑖𝑗”⟩)))

Syntax hints:   → wi 4   ↔ wb 205   ∧ wa 396   = wceq 1541  ∃wex 1781   ∈ wcel 2106   ≠ wne 2943  ∃wrex 3073  {crab 3407   ∖ cdif 3907   ⊆ wss 3910  ifcif 4486  𝒫 cpw 4560  {csn 4586  {cpr 4588  ∪ cuni 4865   class class class wbr 5105   ↦ cmpt 5188  ran crn 5634  ‘cfv 6496  2_oc2o 8406   ≈ cen 8880  ⟨“cs2 14730  pmTrspcpmtr 19223  toCycctocyc 31955

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 2707  ax-rep 5242  ax-sep 5256  ax-nul 5263  ax-pow 5320  ax-pr 5384  ax-un 7672  ax-cnex 11107  ax-resscn 11108  ax-1cn 11109  ax-icn 11110  ax-addcl 11111  ax-addrcl 11112  ax-mulcl 11113  ax-mulrcl 11114  ax-mulcom 11115  ax-addass 11116  ax-mulass 11117  ax-distr 11118  ax-i2m1 11119  ax-1ne0 11120  ax-1rid 11121  ax-rnegex 11122  ax-rrecex 11123  ax-cnre 11124  ax-pre-lttri 11125  ax-pre-lttrn 11126  ax-pre-ltadd 11127  ax-pre-mulgt0 11128  ax-pre-sup 11129

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 2538  df-eu 2567  df-clab 2714  df-cleq 2728  df-clel 2814  df-nfc 2889  df-ne 2944  df-nel 3050  df-ral 3065  df-rex 3074  df-rmo 3353  df-reu 3354  df-rab 3408  df-v 3447  df-sbc 3740  df-csb 3856  df-dif 3913  df-un 3915  df-in 3917  df-ss 3927  df-pss 3929  df-nul 4283  df-if 4487  df-pw 4562  df-sn 4587  df-pr 4589  df-tp 4591  df-op 4593  df-uni 4866  df-int 4908  df-iun 4956  df-br 5106  df-opab 5168  df-mpt 5189  df-tr 5223  df-id 5531  df-eprel 5537  df-po 5545  df-so 5546  df-fr 5588  df-we 5590  df-xp 5639  df-rel 5640  df-cnv 5641  df-co 5642  df-dm 5643  df-rn 5644  df-res 5645  df-ima 5646  df-pred 6253  df-ord 6320  df-on 6321  df-lim 6322  df-suc 6323  df-iota 6448  df-fun 6498  df-fn 6499  df-f 6500  df-f1 6501  df-fo 6502  df-f1o 6503  df-fv 6504  df-riota 7313  df-ov 7360  df-oprab 7361  df-mpo 7362  df-om 7803  df-1st 7921  df-2nd 7922  df-frecs 8212  df-wrecs 8243  df-recs 8317  df-rdg 8356  df-1o 8412  df-2o 8413  df-er 8648  df-map 8767  df-en 8884  df-dom 8885  df-sdom 8886  df-fin 8887  df-sup 9378  df-inf 9379  df-card 9875  df-pnf 11191  df-mnf 11192  df-xr 11193  df-ltxr 11194  df-le 11195  df-sub 11387  df-neg 11388  df-div 11813  df-nn 12154  df-2 12216  df-n0 12414  df-xnn0 12486  df-z 12500  df-uz 12764  df-rp 12916  df-fz 13425  df-fzo 13568  df-fl 13697  df-mod 13775  df-hash 14231  df-word 14403  df-concat 14459  df-s1 14484  df-substr 14529  df-pfx 14559  df-csh 14677  df-s2 14737  df-pmtr 19224  df-tocyc 31956

This theorem is referenced by:  cyc3genpm  32001