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Theorem gausslemma2dlem1f1o 15311

Description: Lemma for gausslemma2dlem1 15312. (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 15310	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ (1...𝐻)) → if((𝑥 · 2) < (𝑃 / 2), (𝑥 · 2), (𝑃 − (𝑥 · 2))) ∈ ℤ)
7	6	ralrimiva 2570	. . . . . . 7 ⊢ (𝜑 → ∀𝑥 ∈ (1...𝐻)if((𝑥 · 2) < (𝑃 / 2), (𝑥 · 2), (𝑃 − (𝑥 · 2))) ∈ ℤ)
8	4	fnmpt 5385	. . . . . . 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 5487	. . . . . 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 15309	. . . . . 6 ⊢ (𝜑 → ran 𝑅 = (1...𝐻))
13		foeq3 5479	. . . . . 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 5481	. . . 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 529	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑦 ∈ (1...𝐻))
19	18	elfzelzd 10103	. . . . . . . . . 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 9451	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 𝑦 ∈ ℂ)
23		simprr 531	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑧 ∈ (1...𝐻))
24	23	elfzelzd 10103	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑧 ∈ ℤ)
25	24	ad2antrr 488	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 𝑧 ∈ ℤ)
26	25	zcnd 9451	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 𝑧 ∈ ℂ)
27		2cnd 9065	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 2 ∈ ℂ)
28		2ap0 9085	. . . . . . . 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 528	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = (𝑅‘𝑧))
31		oveq1 5930	. . . . . . . . . . . . 13 ⊢ (𝑥 = 𝑦 → (𝑥 · 2) = (𝑦 · 2))
32	31	breq1d 4044	. . . . . . . . . . . 12 ⊢ (𝑥 = 𝑦 → ((𝑥 · 2) < (𝑃 / 2) ↔ (𝑦 · 2) < (𝑃 / 2)))
33	31	oveq2d 5939	. . . . . . . . . . . 12 ⊢ (𝑥 = 𝑦 → (𝑃 − (𝑥 · 2)) = (𝑃 − (𝑦 · 2)))
34	32, 31, 33	ifbieq12d 3588	. . . . . . . . . . 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 15310	. . . . . . . . . . 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 5656	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑅‘𝑦) = if((𝑦 · 2) < (𝑃 / 2), (𝑦 · 2), (𝑃 − (𝑦 · 2))))
38	37	ad2antrr 488	. . . . . . . . 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 3569	. . . . . . . . 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 2229	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = (𝑦 · 2))
42		oveq1 5930	. . . . . . . . . . . . 13 ⊢ (𝑥 = 𝑧 → (𝑥 · 2) = (𝑧 · 2))
43	42	breq1d 4044	. . . . . . . . . . . 12 ⊢ (𝑥 = 𝑧 → ((𝑥 · 2) < (𝑃 / 2) ↔ (𝑧 · 2) < (𝑃 / 2)))
44	42	oveq2d 5939	. . . . . . . . . . . 12 ⊢ (𝑥 = 𝑧 → (𝑃 − (𝑥 · 2)) = (𝑃 − (𝑧 · 2)))
45	43, 42, 44	ifbieq12d 3588	. . . . . . . . . . 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 15310	. . . . . . . . . . 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 5656	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑅‘𝑧) = if((𝑧 · 2) < (𝑃 / 2), (𝑧 · 2), (𝑃 − (𝑧 · 2))))
48	47	ad2antrr 488	. . . . . . . . 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 9356	. . . . . . . . . . . . . . . 16 ⊢ 2 ∈ ℤ
50		dvdsmul2 11981	. . . . . . . . . . . . . . . 16 ⊢ ((𝑦 ∈ ℤ ∧ 2 ∈ ℤ) → 2 ∥ (𝑦 · 2))
51	19, 49, 50	sylancl 413	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 2 ∥ (𝑦 · 2))
52	51	ad2antrr 488	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 2 ∥ (𝑦 · 2))
53	52, 41	breqtrrd 4062	. . . . . . . . . . . . 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 3286	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑃 ∈ (ℙ ∖ {2}) → 𝑃 ∈ ℙ)
56		prmz 12289	. . . . . . . . . . . . . . . . . . 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 12440	. . . . . . . . . . . . . . . . . . 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 9456	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑧 · 2) ∈ ℤ)
64		dvdsmul2 11981	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝑧 ∈ ℤ ∧ 2 ∈ ℤ) → 2 ∥ (𝑧 · 2))
65	24, 49, 64	sylancl 413	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 2 ∥ (𝑧 · 2))
66		omeo 12065	. . . . . . . . . . . . . . . . 17 ⊢ (((𝑃 ∈ ℤ ∧ ¬ 2 ∥ 𝑃) ∧ ((𝑧 · 2) ∈ ℤ ∧ 2 ∥ (𝑧 · 2))) → ¬ 2 ∥ (𝑃 − (𝑧 · 2)))
67	58, 61, 63, 65, 66	syl22anc 1250	. . . . . . . . . . . . . . . 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 3572	. . . . . . . . . . . . . . . . 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 2229	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → (𝑅‘𝑧) = (𝑃 − (𝑧 · 2)))
73	72	breq2d 4046	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → (2 ∥ (𝑅‘𝑧) ↔ 2 ∥ (𝑃 − (𝑧 · 2))))
74	68, 73	mtbird 674	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ ¬ (𝑧 · 2) < (𝑃 / 2)) → ¬ 2 ∥ (𝑅‘𝑧))
75	74	ad4ant14 514	. . . . . . . . . . . . 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 4046	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → (2 ∥ (𝑅‘𝑦) ↔ 2 ∥ (𝑅‘𝑧)))
78	77	ad2antrr 488	. . . . . . . . . . . . 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 674	. . . . . . . . . . . 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 662	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → ¬ ¬ (𝑧 · 2) < (𝑃 / 2))
81		zq 9702	. . . . . . . . . . . . . . 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 9154	. . . . . . . . . . . . . . . 16 ⊢ 2 ∈ ℕ
85		znq 9700	. . . . . . . . . . . . . . . 16 ⊢ ((𝑃 ∈ ℤ ∧ 2 ∈ ℕ) → (𝑃 / 2) ∈ ℚ)
86	83, 84, 85	sylancl 413	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (𝑃 / 2) ∈ ℚ)
87	86	adantr 276	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑃 / 2) ∈ ℚ)
88		qdclt 10337	. . . . . . . . . . . . . 14 ⊢ (((𝑧 · 2) ∈ ℚ ∧ (𝑃 / 2) ∈ ℚ) → DECID (𝑧 · 2) < (𝑃 / 2))
89	82, 87, 88	syl2anc 411	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → DECID (𝑧 · 2) < (𝑃 / 2))
90		exmiddc 837	. . . . . . . . . . . . 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 488	. . . . . . . . . . 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 1360	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → (𝑧 · 2) < (𝑃 / 2))
94	93	iftrued 3569	. . . . . . . . 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 2229	. . . . . . . 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 2237	. . . . . . 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 8693	. . . . . 6 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ (𝑦 · 2) < (𝑃 / 2)) → 𝑦 = 𝑧)
98	19	zcnd 9451	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑦 ∈ ℂ)
99	98	ad2antrr 488	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → 𝑦 ∈ ℂ)
100	24	zcnd 9451	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → 𝑧 ∈ ℂ)
101	100	ad2antrr 488	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → 𝑧 ∈ ℂ)
102		2cnd 9065	. . . . . . 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 9451	. . . . . . . . 9 ⊢ (𝜑 → 𝑃 ∈ ℂ)
105	104	ad3antrrr 492	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → 𝑃 ∈ ℂ)
106	19, 62	zmulcld 9456	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑦 · 2) ∈ ℤ)
107	106	zcnd 9451	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑦 · 2) ∈ ℂ)
108	107	ad2antrr 488	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑦 · 2) ∈ ℂ)
109	63	zcnd 9451	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → (𝑧 · 2) ∈ ℂ)
110	109	ad2antrr 488	. . . . . . . 8 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑧 · 2) ∈ ℂ)
111		simplr 528	. . . . . . . . 9 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = (𝑅‘𝑧))
112	37	ad2antrr 488	. . . . . . . . . 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 3572	. . . . . . . . . 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 2229	. . . . . . . . 9 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → (𝑅‘𝑦) = (𝑃 − (𝑦 · 2)))
116	47	ad2antrr 488	. . . . . . . . . 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 492	. . . . . . . . . . . . . 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 492	. . . . . . . . . . . . . . 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 3569	. . . . . . . . . . . . . . 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 2229	. . . . . . . . . . . . . 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 4062	. . . . . . . . . . . . 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 488	. . . . . . . . . . . . 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 12065	. . . . . . . . . . . . . . 15 ⊢ (((𝑃 ∈ ℤ ∧ ¬ 2 ∥ 𝑃) ∧ ((𝑦 · 2) ∈ ℤ ∧ 2 ∥ (𝑦 · 2))) → ¬ 2 ∥ (𝑃 − (𝑦 · 2)))
126	58, 61, 106, 51, 125	syl22anc 1250	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) → ¬ 2 ∥ (𝑃 − (𝑦 · 2)))
127	126	ad3antrrr 492	. . . . . . . . . . . . 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 492	. . . . . . . . . . . . . . 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 528	. . . . . . . . . . . . . . . 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 3572	. . . . . . . . . . . . . . 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 2229	. . . . . . . . . . . . . 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 4046	. . . . . . . . . . . . 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 674	. . . . . . . . . . . 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 662	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) ∧ ¬ (𝑦 · 2) < (𝑃 / 2)) → ¬ (𝑧 · 2) < (𝑃 / 2))
135	134	iffalsed 3572	. . . . . . . . . 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 2229	. . . . . . . . 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 2237	. . . . . . . 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 8380	. . . . . . 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 8693	. . . . . 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 9456	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → (𝑦 · 2) ∈ ℤ)
142		zq 9702	. . . . . . . . 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 488	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → (𝑃 / 2) ∈ ℚ)
145		qdclt 10337	. . . . . . . 8 ⊢ (((𝑦 · 2) ∈ ℚ ∧ (𝑃 / 2) ∈ ℚ) → DECID (𝑦 · 2) < (𝑃 / 2))
146	143, 144, 145	syl2anc 411	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑦 ∈ (1...𝐻) ∧ 𝑧 ∈ (1...𝐻))) ∧ (𝑅‘𝑦) = (𝑅‘𝑧)) → DECID (𝑦 · 2) < (𝑃 / 2))
147		exmiddc 837	. . . . . . 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 799	. . . . 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 2579	. . 3 ⊢ (𝜑 → ∀𝑦 ∈ (1...𝐻)∀𝑧 ∈ (1...𝐻)((𝑅‘𝑦) = (𝑅‘𝑧) → 𝑦 = 𝑧))
152		dff13 5816	. . 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 417	. 2 ⊢ (𝜑 → 𝑅:(1...𝐻)–1-1→(1...𝐻))
154		df-f1o 5266	. 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 417	1 ⊢ (𝜑 → 𝑅:(1...𝐻)–1-1-onto→(1...𝐻))

Colors of variables: wff set class

Syntax hints: ¬ wn 3 → wi 4 ∧ wa 104 ↔ wb 105 ∨ wo 709 DECID wdc 835 = wceq 1364 ∈ wcel 2167 ∀wral 2475 ∖ cdif 3154 ifcif 3562 {csn 3623 class class class wbr 4034 ↦ cmpt 4095 ran crn 4665 Fn wfn 5254 ⟶wf 5255 –1-1→wf1 5256 –onto→wfo 5257 –1-1-onto→wf1o 5258 ‘cfv 5259 (class class class)co 5923 ℂcc 7879 0cc0 7881 1c1 7882 · cmul 7886 < clt 8063 − cmin 8199 # cap 8610 / cdiv 8701 ℕcn 8992 2c2 9043 ℤcz 9328 ℚcq 9695 ...cfz 10085 ∥ cdvds 11954 ℙcprime 12285

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 710 ax-5 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-13 2169 ax-14 2170 ax-ext 2178 ax-coll 4149 ax-sep 4152 ax-nul 4160 ax-pow 4208 ax-pr 4243 ax-un 4469 ax-setind 4574 ax-iinf 4625 ax-cnex 7972 ax-resscn 7973 ax-1cn 7974 ax-1re 7975 ax-icn 7976 ax-addcl 7977 ax-addrcl 7978 ax-mulcl 7979 ax-mulrcl 7980 ax-addcom 7981 ax-mulcom 7982 ax-addass 7983 ax-mulass 7984 ax-distr 7985 ax-i2m1 7986 ax-0lt1 7987 ax-1rid 7988 ax-0id 7989 ax-rnegex 7990 ax-precex 7991 ax-cnre 7992 ax-pre-ltirr 7993 ax-pre-ltwlin 7994 ax-pre-lttrn 7995 ax-pre-apti 7996 ax-pre-ltadd 7997 ax-pre-mulgt0 7998 ax-pre-mulext 7999 ax-arch 8000 ax-caucvg 8001

This theorem depends on definitions: df-bi 117 df-dc 836 df-3or 981 df-3an 982 df-tru 1367 df-fal 1370 df-xor 1387 df-nf 1475 df-sb 1777 df-eu 2048 df-mo 2049 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-ne 2368 df-nel 2463 df-ral 2480 df-rex 2481 df-reu 2482 df-rmo 2483 df-rab 2484 df-v 2765 df-sbc 2990 df-csb 3085 df-dif 3159 df-un 3161 df-in 3163 df-ss 3170 df-nul 3452 df-if 3563 df-pw 3608 df-sn 3629 df-pr 3630 df-op 3632 df-uni 3841 df-int 3876 df-iun 3919 df-br 4035 df-opab 4096 df-mpt 4097 df-tr 4133 df-id 4329 df-po 4332 df-iso 4333 df-iord 4402 df-on 4404 df-ilim 4405 df-suc 4407 df-iom 4628 df-xp 4670 df-rel 4671 df-cnv 4672 df-co 4673 df-dm 4674 df-rn 4675 df-res 4676 df-ima 4677 df-iota 5220 df-fun 5261 df-fn 5262 df-f 5263 df-f1 5264 df-fo 5265 df-f1o 5266 df-fv 5267 df-riota 5878 df-ov 5926 df-oprab 5927 df-mpo 5928 df-1st 6199 df-2nd 6200 df-recs 6364 df-frec 6450 df-1o 6475 df-2o 6476 df-er 6593 df-en 6801 df-pnf 8065 df-mnf 8066 df-xr 8067 df-ltxr 8068 df-le 8069 df-sub 8201 df-neg 8202 df-reap 8604 df-ap 8611 df-div 8702 df-inn 8993 df-2 9051 df-3 9052 df-4 9053 df-n0 9252 df-z 9329 df-uz 9604 df-q 9696 df-rp 9731 df-ioo 9969 df-fz 10086 df-fl 10362 df-mod 10417 df-seqfrec 10542 df-exp 10633 df-cj 11009 df-re 11010 df-im 11011 df-rsqrt 11165 df-abs 11166 df-dvds 11955 df-prm 12286

This theorem is referenced by: gausslemma2dlem1 15312

W3C validator