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Theorem gausslemma2dlem1f1o 16179

Description: Lemma for gausslemma2dlem1 16180. (Contributed by Jim Kingdon, 9-Aug-2025.)

**Hypotheses**
Ref	Expression
gausslemma2d.p	⊢ (𝜑 → 𝑃 ∈ (ℙ ∖ {2}))
gausslemma2d.h	⊢ 𝐻 = ((𝑃 − 1) / 2)
gausslemma2d.r	⊢ 𝑅 = (𝑥 ∈ (1...𝐻) ↦ if((𝑥 · 2) < (𝑃 / 2), (𝑥 · 2), (𝑃 − (𝑥 · 2))))

**Assertion**
Ref	Expression
gausslemma2dlem1f1o	⊢ (𝜑 → 𝑅:(1...𝐻)–1-1-onto→(1...𝐻))

Distinct variable groups: 𝑥,𝐻 𝑥,𝑃 𝜑,𝑥 Allowed substitution hint: 𝑅(𝑥)

Proof of Theorem gausslemma2dlem1f1o Dummy variables 𝑦 𝑧 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		gausslemma2d.p	. . . . . . . . . 10 ⊢ (𝜑 → 𝑃 ∈ (ℙ ∖ {2}))
2	1	adantr 276	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ (1...𝐻)) → 𝑃 ∈ (ℙ ∖ {2}))
3		gausslemma2d.h	. . . . . . . . 9 ⊢ 𝐻 = ((𝑃 − 1) / 2)
4		gausslemma2d.r	. . . . . . . . 9 ⊢ 𝑅 = (𝑥 ∈ (1...𝐻) ↦ if((𝑥 · 2) < (𝑃 / 2), (𝑥 · 2), (𝑃 − (𝑥 · 2))))
5		simpr 110	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ (1...𝐻)) → 𝑥 ∈ (1...𝐻))
6	2, 3, 4, 5	gausslemma2dlem1cl 16178	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ (1...𝐻)) → if((𝑥 · 2) < (𝑃 / 2), (𝑥 · 2), (𝑃 − (𝑥 · 2))) ∈ ℤ)
7	6	ralrimiva 2623	. . . . . . 7 ⊢ (𝜑 → ∀𝑥 ∈ (1...𝐻)if((𝑥 · 2) < (𝑃 / 2), (𝑥 · 2), (𝑃 − (𝑥 · 2))) ∈ ℤ)
8	4	fnmpt 5510	. . . . . . 7 ⊢ (∀𝑥 ∈ (1...𝐻)if((𝑥 · 2) < (𝑃 / 2), (𝑥 · 2), (𝑃 − (𝑥 · 2))) ∈ ℤ → 𝑅 Fn (1...𝐻))
9	7, 8	syl 14	. . . . . 6 ⊢ (𝜑 → 𝑅 Fn (1...𝐻))
10		dffn4 5621	. . . . . 6 ⊢ (𝑅 Fn (1...𝐻) ↔ 𝑅:(1...𝐻)–onto→ran 𝑅)
11	9, 10	sylib 122	. . . . 5 ⊢ (𝜑 → 𝑅:(1...𝐻)–onto→ran 𝑅)
12	1, 3, 4	gausslemma2dlem1a 16177	. . . . . 6 ⊢ (𝜑 → ran 𝑅 = (1...𝐻))
13		foeq3 5613	. . . . . 6 ⊢ (ran 𝑅 = (1...𝐻) → (𝑅:(1...𝐻)–onto→ran 𝑅 ↔ 𝑅:(1...𝐻)–onto→(1...𝐻)))
14	12, 13	syl 14	. . . . 5 ⊢ (𝜑 → (𝑅:(1...𝐻)–onto→ran 𝑅 ↔ 𝑅:(1...𝐻)–onto→(1...𝐻)))
15	11, 14	mpbid 147	. . . 4 ⊢ (𝜑 → 𝑅:(1...𝐻)–onto→(1...𝐻))
16		fof 5615	. . . 4 ⊢ (𝑅:(1...𝐻)–onto→(1...𝐻) → 𝑅:(1...𝐻)⟶(1...𝐻))
17	15, 16	syl 14	. . 3 ⊢ (𝜑 → 𝑅:(1...𝐻)⟶(1...𝐻))
18		simprl 535	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑦 ∈ (1...𝐻))
19	18	elfzelzd 10429	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑦 ∈ ℤ)
20	19	adantr 276	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → 𝑦 ∈ ℤ)
21	20	adantr 276	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 𝑦 ∈ ℤ)
22	21	zcnd 9769	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 𝑦 ∈ ℂ)
23		simprr 537	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑧 ∈ (1...𝐻))
24	23	elfzelzd 10429	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑧 ∈ ℤ)
25	24	ad2antrr 492	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 𝑧 ∈ ℤ)
26	25	zcnd 9769	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 𝑧 ∈ ℂ)
27		2cnd 9377	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 2 ∈ ℂ)
28		2ap0 9397	. . . . . . . 8 ⊢ 2 # 0
29	28	a1i 9	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 2 # 0)
30		simplr 533	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = (𝑅‘𝑧))
31		oveq1 6092	. . . . . . . . . . . . 13 ⊢ (𝑥 = 𝑦 → (𝑥 · 2) = (𝑦 · 2))
32	31	breq1d 4140	. . . . . . . . . . . 12 ⊢ (𝑥 = 𝑦 → ((𝑥 · 2) < (𝑃 / 2) ↔ (𝑦 · 2) < (𝑃 / 2)))
33	31	oveq2d 6101	. . . . . . . . . . . 12 ⊢ (𝑥 = 𝑦 → (𝑃 − (𝑥 · 2)) = (𝑃 − (𝑦 · 2)))
34	32, 31, 33	ifbieq12d 3667	. . . . . . . . . . 11 ⊢ (𝑥 = 𝑦 → if((𝑥 · 2) < (𝑃 / 2), (𝑥 · 2), (𝑃 − (𝑥 · 2))) = if((𝑦 · 2) < (𝑃 / 2), (𝑦 · 2), (𝑃 − (𝑦 · 2))))
35	1	adantr 276	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑃 ∈ (ℙ ∖ {2}))
36	35, 3, 4, 18	gausslemma2dlem1cl 16178	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → if((𝑦 · 2) < (𝑃 / 2), (𝑦 · 2), (𝑃 − (𝑦 · 2))) ∈ ℤ)
37	4, 34, 18, 36	fvmptd3 5799	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑅‘𝑦) = if((𝑦 · 2) < (𝑃 / 2), (𝑦 · 2), (𝑃 − (𝑦 · 2))))
38	37	ad2antrr 492	. . . . . . . . 9 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = if((𝑦 · 2) < (𝑃 / 2), (𝑦 · 2), (𝑃 − (𝑦 · 2))))
39		simpr 110	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → (𝑦 · 2) < (𝑃 / 2))
40	39	iftrued 3647	. . . . . . . . 9 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → if((𝑦 · 2) < (𝑃 / 2), (𝑦 · 2), (𝑃 − (𝑦 · 2))) = (𝑦 · 2))
41	38, 40	eqtrd 2271	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = (𝑦 · 2))
42		oveq1 6092	. . . . . . . . . . . . 13 ⊢ (𝑥 = 𝑧 → (𝑥 · 2) = (𝑧 · 2))
43	42	breq1d 4140	. . . . . . . . . . . 12 ⊢ (𝑥 = 𝑧 → ((𝑥 · 2) < (𝑃 / 2) ↔ (𝑧 · 2) < (𝑃 / 2)))
44	42	oveq2d 6101	. . . . . . . . . . . 12 ⊢ (𝑥 = 𝑧 → (𝑃 − (𝑥 · 2)) = (𝑃 − (𝑧 · 2)))
45	43, 42, 44	ifbieq12d 3667	. . . . . . . . . . 11 ⊢ (𝑥 = 𝑧 → if((𝑥 · 2) < (𝑃 / 2), (𝑥 · 2), (𝑃 − (𝑥 · 2))) = if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))))
46	35, 3, 4, 23	gausslemma2dlem1cl 16178	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))) ∈ ℤ)
47	4, 45, 23, 46	fvmptd3 5799	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑅‘𝑧) = if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))))
48	47	ad2antrr 492	. . . . . . . . 9 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑧) = if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))))
49		2z 9672	. . . . . . . . . . . . . . . 16 ⊢ 2 ∈ ℤ
50		dvdsmul2 12581	. . . . . . . . . . . . . . . 16 ⊢ ((𝑦 ∈ ℤ ∧ 2 ∈ ℤ) → 2 ∥ (𝑦 · 2))
51	19, 49, 50	sylancl 417	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 2 ∥ (𝑦 · 2))
52	51	ad2antrr 492	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 2 ∥ (𝑦 · 2))
53	52, 41	breqtrrd 4158	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 2 ∥ (𝑅‘𝑦))
54	53	adantr 276	. . . . . . . . . . . 12 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → 2 ∥ (𝑅‘𝑦))
55		eldifi 3351	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑃 ∈ (ℙ ∖ {2}) → 𝑃 ∈ ℙ)
56		prmz 12889	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℤ)
57	55, 56	syl 14	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑃 ∈ (ℙ ∖ {2}) → 𝑃 ∈ ℤ)
58	35, 57	syl 14	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑃 ∈ ℤ)
59		oddn2prm 13040	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑃 ∈ (ℙ ∖ {2}) → ¬ 2 ∥ 𝑃)
60	1, 59	syl 14	. . . . . . . . . . . . . . . . . 18 ⊢ (𝜑 → ¬ 2 ∥ 𝑃)
61	60	adantr 276	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → ¬ 2 ∥ 𝑃)
62	49	a1i 9	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 2 ∈ ℤ)
63	24, 62	zmulcld 9774	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑧 · 2) ∈ ℤ)
64		dvdsmul2 12581	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝑧 ∈ ℤ ∧ 2 ∈ ℤ) → 2 ∥ (𝑧 · 2))
65	24, 49, 64	sylancl 417	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 2 ∥ (𝑧 · 2))
66		omeo 12665	. . . . . . . . . . . . . . . . 17 ⊢ (((𝑃 ∈ ℤ ∧ ¬ 2 ∥ 𝑃) ∧ ((𝑧 · 2) ∈ ℤ ∧ 2 ∥ (𝑧 · 2))) → ¬ 2 ∥ (𝑃 − (𝑧 · 2)))
67	58, 61, 63, 65, 66	syl22anc 1279	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → ¬ 2 ∥ (𝑃 − (𝑧 · 2)))
68	67	adantr 276	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → ¬ 2 ∥ (𝑃 − (𝑧 · 2)))
69	47	adantr 276	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → (𝑅‘𝑧) = if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))))
70		simpr 110	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → ¬ (𝑧 · 2) < (𝑃 / 2))
71	70	iffalsed 3650	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))) = (𝑃 − (𝑧 · 2)))
72	69, 71	eqtrd 2271	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → (𝑅‘𝑧) = (𝑃 − (𝑧 · 2)))
73	72	breq2d 4142	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → (2 ∥ (𝑅‘𝑧) ↔ 2 ∥ (𝑃 − (𝑧 · 2))))
74	68, 73	mtbird 684	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → ¬ 2 ∥ (𝑅‘𝑧))
75	74	ad4ant14 518	. . . . . . . . . . . . 13 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → ¬ 2 ∥ (𝑅‘𝑧))
76		simpr 110	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → (𝑅‘𝑦) = (𝑅‘𝑧))
77	76	breq2d 4142	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → (2 ∥ (𝑅‘𝑦) ↔ 2 ∥ (𝑅‘𝑧)))
78	77	ad2antrr 492	. . . . . . . . . . . . 13 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → (2 ∥ (𝑅‘𝑦) ↔ 2 ∥ (𝑅‘𝑧)))
79	75, 78	mtbird 684	. . . . . . . . . . . 12 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → ¬ 2 ∥ (𝑅‘𝑦))
80	54, 79	pm2.65da 671	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → ¬ ¬ (𝑧 · 2) < (𝑃 / 2))
81		zq 10026	. . . . . . . . . . . . . . 15 ⊢ ((𝑧 · 2) ∈ ℤ → (𝑧 · 2) ∈ ℚ)
82	63, 81	syl 14	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑧 · 2) ∈ ℚ)
83	1, 57	syl 14	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → 𝑃 ∈ ℤ)
84		2nn 9466	. . . . . . . . . . . . . . . 16 ⊢ 2 ∈ ℕ
85		znq 10024	. . . . . . . . . . . . . . . 16 ⊢ ((𝑃 ∈ ℤ ∧ 2 ∈ ℕ) → (𝑃 / 2) ∈ ℚ)
86	83, 84, 85	sylancl 417	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (𝑃 / 2) ∈ ℚ)
87	86	adantr 276	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑃 / 2) ∈ ℚ)
88		qdclt 10680	. . . . . . . . . . . . . 14 ⊢ (((𝑧 · 2) ∈ ℚ ∧ (𝑃 / 2) ∈ ℚ) → DECID (𝑧 · 2) < (𝑃 / 2))
89	82, 87, 88	syl2anc 415	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → DECID (𝑧 · 2) < (𝑃 / 2))
90		exmiddc 848	. . . . . . . . . . . . 13 ⊢ (DECID (𝑧 · 2) < (𝑃 / 2) → ((𝑧 · 2) < (𝑃 / 2) ∨ ¬ (𝑧 · 2) < (𝑃 / 2)))
91	89, 90	syl 14	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → ((𝑧 · 2) < (𝑃 / 2) ∨ ¬ (𝑧 · 2) < (𝑃 / 2)))
92	91	ad2antrr 492	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → ((𝑧 · 2) < (𝑃 / 2) ∨ ¬ (𝑧 · 2) < (𝑃 / 2)))
93	80, 92	ecased 1390	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → (𝑧 · 2) < (𝑃 / 2))
94	93	iftrued 3647	. . . . . . . . 9 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))) = (𝑧 · 2))
95	48, 94	eqtrd 2271	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑧) = (𝑧 · 2))
96	30, 41, 95	3eqtr3d 2279	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → (𝑦 · 2) = (𝑧 · 2))
97	22, 26, 27, 29, 96	mulcanap2ad 8992	. . . . . 6 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 𝑦 = 𝑧)
98	19	zcnd 9769	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑦 ∈ ℂ)
99	98	ad2antrr 492	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → 𝑦 ∈ ℂ)
100	24	zcnd 9769	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑧 ∈ ℂ)
101	100	ad2antrr 492	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → 𝑧 ∈ ℂ)
102		2cnd 9377	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → 2 ∈ ℂ)
103	28	a1i 9	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → 2 # 0)
104	83	zcnd 9769	. . . . . . . . 9 ⊢ (𝜑 → 𝑃 ∈ ℂ)
105	104	ad3antrrr 496	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → 𝑃 ∈ ℂ)
106	19, 62	zmulcld 9774	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑦 · 2) ∈ ℤ)
107	106	zcnd 9769	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑦 · 2) ∈ ℂ)
108	107	ad2antrr 492	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑦 · 2) ∈ ℂ)
109	63	zcnd 9769	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑧 · 2) ∈ ℂ)
110	109	ad2antrr 492	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑧 · 2) ∈ ℂ)
111		simplr 533	. . . . . . . . 9 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = (𝑅‘𝑧))
112	37	ad2antrr 492	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = if((𝑦 · 2) < (𝑃 / 2), (𝑦 · 2), (𝑃 − (𝑦 · 2))))
113		simpr 110	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → ¬ (𝑦 · 2) < (𝑃 / 2))
114	113	iffalsed 3650	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → if((𝑦 · 2) < (𝑃 / 2), (𝑦 · 2), (𝑃 − (𝑦 · 2))) = (𝑃 − (𝑦 · 2)))
115	112, 114	eqtrd 2271	. . . . . . . . 9 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = (𝑃 − (𝑦 · 2)))
116	47	ad2antrr 492	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑧) = if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))))
117	65	ad3antrrr 496	. . . . . . . . . . . . . 14 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → 2 ∥ (𝑧 · 2))
118	47	ad3antrrr 496	. . . . . . . . . . . . . . 15 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → (𝑅‘𝑧) = if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))))
119		simpr 110	. . . . . . . . . . . . . . . 16 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → (𝑧 · 2) < (𝑃 / 2))
120	119	iftrued 3647	. . . . . . . . . . . . . . 15 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))) = (𝑧 · 2))
121	118, 120	eqtrd 2271	. . . . . . . . . . . . . 14 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → (𝑅‘𝑧) = (𝑧 · 2))
122	117, 121	breqtrrd 4158	. . . . . . . . . . . . 13 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → 2 ∥ (𝑅‘𝑧))
123	77	ad2antrr 492	. . . . . . . . . . . . 13 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → (2 ∥ (𝑅‘𝑦) ↔ 2 ∥ (𝑅‘𝑧)))
124	122, 123	mpbird 167	. . . . . . . . . . . 12 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → 2 ∥ (𝑅‘𝑦))
125		omeo 12665	. . . . . . . . . . . . . . 15 ⊢ (((𝑃 ∈ ℤ ∧ ¬ 2 ∥ 𝑃) ∧ ((𝑦 · 2) ∈ ℤ ∧ 2 ∥ (𝑦 · 2))) → ¬ 2 ∥ (𝑃 − (𝑦 · 2)))
126	58, 61, 106, 51, 125	syl22anc 1279	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → ¬ 2 ∥ (𝑃 − (𝑦 · 2)))
127	126	ad3antrrr 496	. . . . . . . . . . . . 13 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → ¬ 2 ∥ (𝑃 − (𝑦 · 2)))
128	37	ad3antrrr 496	. . . . . . . . . . . . . . 15 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = if((𝑦 · 2) < (𝑃 / 2), (𝑦 · 2), (𝑃 − (𝑦 · 2))))
129		simplr 533	. . . . . . . . . . . . . . . 16 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → ¬ (𝑦 · 2) < (𝑃 / 2))
130	129	iffalsed 3650	. . . . . . . . . . . . . . 15 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → if((𝑦 · 2) < (𝑃 / 2), (𝑦 · 2), (𝑃 − (𝑦 · 2))) = (𝑃 − (𝑦 · 2)))
131	128, 130	eqtrd 2271	. . . . . . . . . . . . . 14 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = (𝑃 − (𝑦 · 2)))
132	131	breq2d 4142	. . . . . . . . . . . . 13 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → (2 ∥ (𝑅‘𝑦) ↔ 2 ∥ (𝑃 − (𝑦 · 2))))
133	127, 132	mtbird 684	. . . . . . . . . . . 12 ⊢ (((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) ∧ (𝑧 · 2) < (𝑃 / 2)) → ¬ 2 ∥ (𝑅‘𝑦))
134	124, 133	pm2.65da 671	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → ¬ (𝑧 · 2) < (𝑃 / 2))
135	134	iffalsed 3650	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))) = (𝑃 − (𝑧 · 2)))
136	116, 135	eqtrd 2271	. . . . . . . . 9 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑧) = (𝑃 − (𝑧 · 2)))
137	111, 115, 136	3eqtr3d 2279	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑃 − (𝑦 · 2)) = (𝑃 − (𝑧 · 2)))
138	105, 108, 110, 137	subcand 8678	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑦 · 2) = (𝑧 · 2))
139	99, 101, 102, 103, 138	mulcanap2ad 8992	. . . . . 6 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → 𝑦 = 𝑧)
140	49	a1i 9	. . . . . . . . . 10 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → 2 ∈ ℤ)
141	20, 140	zmulcld 9774	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → (𝑦 · 2) ∈ ℤ)
142		zq 10026	. . . . . . . . 9 ⊢ ((𝑦 · 2) ∈ ℤ → (𝑦 · 2) ∈ ℚ)
143	141, 142	syl 14	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → (𝑦 · 2) ∈ ℚ)
144	86	ad2antrr 492	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → (𝑃 / 2) ∈ ℚ)
145		qdclt 10680	. . . . . . . 8 ⊢ (((𝑦 · 2) ∈ ℚ ∧ (𝑃 / 2) ∈ ℚ) → DECID (𝑦 · 2) < (𝑃 / 2))
146	143, 144, 145	syl2anc 415	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → DECID (𝑦 · 2) < (𝑃 / 2))
147		exmiddc 848	. . . . . . 7 ⊢ (DECID (𝑦 · 2) < (𝑃 / 2) → ((𝑦 · 2) < (𝑃 / 2) ∨ ¬ (𝑦 · 2) < (𝑃 / 2)))
148	146, 147	syl 14	. . . . . 6 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → ((𝑦 · 2) < (𝑃 / 2) ∨ ¬ (𝑦 · 2) < (𝑃 / 2)))
149	97, 139, 148	mpjaodan 810	. . . . 5 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → 𝑦 = 𝑧)
150	149	ex 115	. . . 4 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → ((𝑅‘𝑦) = (𝑅‘𝑧) → 𝑦 = 𝑧))
151	150	ralrimivva 2632	. . 3 ⊢ (𝜑 → ∀𝑦 ∈ (1...𝐻)∀𝑧 ∈ (1...𝐻)((𝑅‘𝑦) = (𝑅‘𝑧) → 𝑦 = 𝑧))
152		dff13 5974	. . 3 ⊢ (𝑅:(1...𝐻)–1-1→(1...𝐻) ↔ (𝑅:(1...𝐻)⟶(1...𝐻) ∧ ∀𝑦 ∈ (1...𝐻)∀𝑧 ∈ (1...𝐻)((𝑅‘𝑦) = (𝑅‘𝑧) → 𝑦 = 𝑧)))
153	17, 151, 152	sylanbrc 421	. 2 ⊢ (𝜑 → 𝑅:(1...𝐻)–1-1→(1...𝐻))
154		df-f1o 5384	. 2 ⊢ (𝑅:(1...𝐻)–1-1-onto→(1...𝐻) ↔ (𝑅:(1...𝐻)–1-1→(1...𝐻) ∧ 𝑅:(1...𝐻)–onto→(1...𝐻)))
155	153, 15, 154	sylanbrc 421	1 ⊢ (𝜑 → 𝑅:(1...𝐻)–1-1-onto→(1...𝐻))

Colors of variables: wff set class

This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 104 ↔ wb 105 ∨ wo 720 DECID wdc 846 = wceq 1402 ∈ wcel 2209 ∀wral 2528 ∖ cdif 3217 ifcif 3638 {csn 3709 class class class wbr 4130 ↦ cmpt 4192 ran crn 4775 Fn wfn 5372 ⟶wf 5373 –1-1→wf1 5374 –onto→wfo 5375 –1-1-onto→wf1o 5376 ‘cfv 5377 (class class class)co 6085 ℂcc 8177 0cc0 8179 1c1 8180 · cmul 8184 < clt 8360 − cmin 8497 # cap 8909 / cdiv 9002 ℕcn 9304 2c2 9355 ℤcz 9644 ℚcq 10019 ...cfz 10411 ∥ cdvds 12554 ℙcprime 12885

This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4246 ax-sep 4249 ax-nul 4259 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-iinf 4735 ax-cnex 8270 ax-resscn 8271 ax-1cn 8272 ax-1re 8273 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-mulrcl 8278 ax-addcom 8279 ax-mulcom 8280 ax-addass 8281 ax-mulass 8282 ax-distr 8283 ax-i2m1 8284 ax-0lt1 8285 ax-1rid 8286 ax-0id 8287 ax-rnegex 8288 ax-precex 8289 ax-cnre 8290 ax-pre-ltirr 8291 ax-pre-ltwlin 8292 ax-pre-lttrn 8293 ax-pre-apti 8294 ax-pre-ltadd 8295 ax-pre-mulgt0 8296 ax-pre-mulext 8297 ax-arch 8298 ax-caucvg 8299

This proof depends on definitions: df-bi 117 df-dc 847 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-xor 1425 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-if 3639 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4131 df-opab 4193 df-mpt 4194 df-tr 4230 df-id 4438 df-po 4441 df-iso 4442 df-iord 4511 df-on 4513 df-ilim 4514 df-suc 4516 df-iom 4738 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-f1 5382 df-fo 5383 df-f1o 5384 df-fv 5385 df-riota 6038 df-ov 6088 df-oprab 6089 df-mpo 6090 df-1st 6374 df-2nd 6375 df-recs 6576 df-frec 6662 df-1o 6687 df-2o 6688 df-er 6807 df-en 7023 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 df-sub 8499 df-neg 8500 df-reap 8903 df-ap 8910 df-div 9003 df-inn 9305 df-2 9363 df-3 9364 df-4 9365 df-n0 9564 df-z 9645 df-uz 9922 df-q 10020 df-rp 10055 df-ioo 10294 df-fz 10412 df-fl 10705 df-mod 10760 df-seqfrec 10885 df-exp 10976 df-cj 11607 df-re 11608 df-im 11609 df-rsqrt 11764 df-abs 11765 df-dvds 12555 df-prm 12886

This theorem is used by: gausslemma2dlem1 16180

W3C validator