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Theorem prmreclem1 16545

Description: Lemma for prmrec 16551. Properties of the "square part" function, which extracts the 𝑚 of the decomposition 𝑁 = 𝑟𝑚↑2, with 𝑚 maximal and 𝑟 squarefree. (Contributed by Mario Carneiro, 5-Aug-2014.)

**Hypothesis**
Ref	Expression
prmreclem1.1	⊢ 𝑄 = (𝑛 ∈ ℕ ↦ sup({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑛}, ℝ, < ))

**Assertion**
Ref	Expression
prmreclem1	⊢ (𝑁 ∈ ℕ → ((𝑄‘𝑁) ∈ ℕ ∧ ((𝑄‘𝑁)↑2) ∥ 𝑁 ∧ (𝐾 ∈ (ℤ_≥‘2) → ¬ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2)))))

Distinct variable groups: 𝐾,𝑟 𝑛,𝑟,𝑁 𝑄,𝑟 Allowed substitution hints: 𝑄(𝑛) 𝐾(𝑛)

Proof of Theorem prmreclem1 Dummy variables 𝑥 𝑧 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		ssrab2 4009	. . 3 ⊢ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁} ⊆ ℕ
2		breq2 5074	. . . . . . 7 ⊢ (𝑛 = 𝑁 → ((𝑟↑2) ∥ 𝑛 ↔ (𝑟↑2) ∥ 𝑁))
3	2	rabbidv 3404	. . . . . 6 ⊢ (𝑛 = 𝑁 → {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑛} = {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁})
4	3	supeq1d 9135	. . . . 5 ⊢ (𝑛 = 𝑁 → sup({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑛}, ℝ, < ) = sup({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}, ℝ, < ))
5		prmreclem1.1	. . . . 5 ⊢ 𝑄 = (𝑛 ∈ ℕ ↦ sup({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑛}, ℝ, < ))
6		ltso 10986	. . . . . 6 ⊢ < Or ℝ
7	6	supex 9152	. . . . 5 ⊢ sup({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}, ℝ, < ) ∈ V
8	4, 5, 7	fvmpt 6857	. . . 4 ⊢ (𝑁 ∈ ℕ → (𝑄‘𝑁) = sup({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}, ℝ, < ))
9		nnssz 12270	. . . . . 6 ⊢ ℕ ⊆ ℤ
10	1, 9	sstri 3926	. . . . 5 ⊢ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁} ⊆ ℤ
11		oveq1 7262	. . . . . . . . 9 ⊢ (𝑟 = 1 → (𝑟↑2) = (1↑2))
12		sq1 13840	. . . . . . . . 9 ⊢ (1↑2) = 1
13	11, 12	eqtrdi 2795	. . . . . . . 8 ⊢ (𝑟 = 1 → (𝑟↑2) = 1)
14	13	breq1d 5080	. . . . . . 7 ⊢ (𝑟 = 1 → ((𝑟↑2) ∥ 𝑁 ↔ 1 ∥ 𝑁))
15		1nn 11914	. . . . . . . 8 ⊢ 1 ∈ ℕ
16	15	a1i 11	. . . . . . 7 ⊢ (𝑁 ∈ ℕ → 1 ∈ ℕ)
17		nnz 12272	. . . . . . . 8 ⊢ (𝑁 ∈ ℕ → 𝑁 ∈ ℤ)
18		1dvds 15908	. . . . . . . 8 ⊢ (𝑁 ∈ ℤ → 1 ∥ 𝑁)
19	17, 18	syl 17	. . . . . . 7 ⊢ (𝑁 ∈ ℕ → 1 ∥ 𝑁)
20	14, 16, 19	elrabd 3619	. . . . . 6 ⊢ (𝑁 ∈ ℕ → 1 ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁})
21	20	ne0d 4266	. . . . 5 ⊢ (𝑁 ∈ ℕ → {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁} ≠ ∅)
22		nnz 12272	. . . . . . . . . . 11 ⊢ (𝑧 ∈ ℕ → 𝑧 ∈ ℤ)
23		zsqcl 13776	. . . . . . . . . . 11 ⊢ (𝑧 ∈ ℤ → (𝑧↑2) ∈ ℤ)
24	22, 23	syl 17	. . . . . . . . . 10 ⊢ (𝑧 ∈ ℕ → (𝑧↑2) ∈ ℤ)
25		id 22	. . . . . . . . . 10 ⊢ (𝑁 ∈ ℕ → 𝑁 ∈ ℕ)
26		dvdsle 15947	. . . . . . . . . 10 ⊢ (((𝑧↑2) ∈ ℤ ∧ 𝑁 ∈ ℕ) → ((𝑧↑2) ∥ 𝑁 → (𝑧↑2) ≤ 𝑁))
27	24, 25, 26	syl2anr 596	. . . . . . . . 9 ⊢ ((𝑁 ∈ ℕ ∧ 𝑧 ∈ ℕ) → ((𝑧↑2) ∥ 𝑁 → (𝑧↑2) ≤ 𝑁))
28		nnlesq 13850	. . . . . . . . . . 11 ⊢ (𝑧 ∈ ℕ → 𝑧 ≤ (𝑧↑2))
29	28	adantl 481	. . . . . . . . . 10 ⊢ ((𝑁 ∈ ℕ ∧ 𝑧 ∈ ℕ) → 𝑧 ≤ (𝑧↑2))
30		nnre 11910	. . . . . . . . . . . 12 ⊢ (𝑧 ∈ ℕ → 𝑧 ∈ ℝ)
31	30	adantl 481	. . . . . . . . . . 11 ⊢ ((𝑁 ∈ ℕ ∧ 𝑧 ∈ ℕ) → 𝑧 ∈ ℝ)
32	31	resqcld 13893	. . . . . . . . . . 11 ⊢ ((𝑁 ∈ ℕ ∧ 𝑧 ∈ ℕ) → (𝑧↑2) ∈ ℝ)
33		nnre 11910	. . . . . . . . . . . 12 ⊢ (𝑁 ∈ ℕ → 𝑁 ∈ ℝ)
34	33	adantr 480	. . . . . . . . . . 11 ⊢ ((𝑁 ∈ ℕ ∧ 𝑧 ∈ ℕ) → 𝑁 ∈ ℝ)
35		letr 10999	. . . . . . . . . . 11 ⊢ ((𝑧 ∈ ℝ ∧ (𝑧↑2) ∈ ℝ ∧ 𝑁 ∈ ℝ) → ((𝑧 ≤ (𝑧↑2) ∧ (𝑧↑2) ≤ 𝑁) → 𝑧 ≤ 𝑁))
36	31, 32, 34, 35	syl3anc 1369	. . . . . . . . . 10 ⊢ ((𝑁 ∈ ℕ ∧ 𝑧 ∈ ℕ) → ((𝑧 ≤ (𝑧↑2) ∧ (𝑧↑2) ≤ 𝑁) → 𝑧 ≤ 𝑁))
37	29, 36	mpand 691	. . . . . . . . 9 ⊢ ((𝑁 ∈ ℕ ∧ 𝑧 ∈ ℕ) → ((𝑧↑2) ≤ 𝑁 → 𝑧 ≤ 𝑁))
38	27, 37	syld 47	. . . . . . . 8 ⊢ ((𝑁 ∈ ℕ ∧ 𝑧 ∈ ℕ) → ((𝑧↑2) ∥ 𝑁 → 𝑧 ≤ 𝑁))
39	38	ralrimiva 3107	. . . . . . 7 ⊢ (𝑁 ∈ ℕ → ∀𝑧 ∈ ℕ ((𝑧↑2) ∥ 𝑁 → 𝑧 ≤ 𝑁))
40		oveq1 7262	. . . . . . . . 9 ⊢ (𝑟 = 𝑧 → (𝑟↑2) = (𝑧↑2))
41	40	breq1d 5080	. . . . . . . 8 ⊢ (𝑟 = 𝑧 → ((𝑟↑2) ∥ 𝑁 ↔ (𝑧↑2) ∥ 𝑁))
42	41	ralrab 3623	. . . . . . 7 ⊢ (∀𝑧 ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}𝑧 ≤ 𝑁 ↔ ∀𝑧 ∈ ℕ ((𝑧↑2) ∥ 𝑁 → 𝑧 ≤ 𝑁))
43	39, 42	sylibr 233	. . . . . 6 ⊢ (𝑁 ∈ ℕ → ∀𝑧 ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}𝑧 ≤ 𝑁)
44		brralrspcev 5130	. . . . . 6 ⊢ ((𝑁 ∈ ℤ ∧ ∀𝑧 ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}𝑧 ≤ 𝑁) → ∃𝑥 ∈ ℤ ∀𝑧 ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}𝑧 ≤ 𝑥)
45	17, 43, 44	syl2anc 583	. . . . 5 ⊢ (𝑁 ∈ ℕ → ∃𝑥 ∈ ℤ ∀𝑧 ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}𝑧 ≤ 𝑥)
46		suprzcl2 12607	. . . . 5 ⊢ (({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁} ⊆ ℤ ∧ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁} ≠ ∅ ∧ ∃𝑥 ∈ ℤ ∀𝑧 ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}𝑧 ≤ 𝑥) → sup({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}, ℝ, < ) ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁})
47	10, 21, 45, 46	mp3an2i 1464	. . . 4 ⊢ (𝑁 ∈ ℕ → sup({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}, ℝ, < ) ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁})
48	8, 47	eqeltrd 2839	. . 3 ⊢ (𝑁 ∈ ℕ → (𝑄‘𝑁) ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁})
49	1, 48	sselid 3915	. 2 ⊢ (𝑁 ∈ ℕ → (𝑄‘𝑁) ∈ ℕ)
50		oveq1 7262	. . . . . 6 ⊢ (𝑧 = (𝑄‘𝑁) → (𝑧↑2) = ((𝑄‘𝑁)↑2))
51	50	breq1d 5080	. . . . 5 ⊢ (𝑧 = (𝑄‘𝑁) → ((𝑧↑2) ∥ 𝑁 ↔ ((𝑄‘𝑁)↑2) ∥ 𝑁))
52	41	cbvrabv 3416	. . . . 5 ⊢ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁} = {𝑧 ∈ ℕ ∣ (𝑧↑2) ∥ 𝑁}
53	51, 52	elrab2 3620	. . . 4 ⊢ ((𝑄‘𝑁) ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁} ↔ ((𝑄‘𝑁) ∈ ℕ ∧ ((𝑄‘𝑁)↑2) ∥ 𝑁))
54	48, 53	sylib 217	. . 3 ⊢ (𝑁 ∈ ℕ → ((𝑄‘𝑁) ∈ ℕ ∧ ((𝑄‘𝑁)↑2) ∥ 𝑁))
55	54	simprd 495	. 2 ⊢ (𝑁 ∈ ℕ → ((𝑄‘𝑁)↑2) ∥ 𝑁)
56	49	adantr 480	. . . . . . . 8 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → (𝑄‘𝑁) ∈ ℕ)
57	56	nncnd 11919	. . . . . . 7 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → (𝑄‘𝑁) ∈ ℂ)
58	57	mulid1d 10923	. . . . . 6 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → ((𝑄‘𝑁) · 1) = (𝑄‘𝑁))
59		eluz2gt1 12589	. . . . . . . 8 ⊢ (𝐾 ∈ (ℤ_≥‘2) → 1 < 𝐾)
60	59	adantl 481	. . . . . . 7 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → 1 < 𝐾)
61		1red 10907	. . . . . . . 8 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → 1 ∈ ℝ)
62		eluz2nn 12553	. . . . . . . . . 10 ⊢ (𝐾 ∈ (ℤ_≥‘2) → 𝐾 ∈ ℕ)
63	62	adantl 481	. . . . . . . . 9 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → 𝐾 ∈ ℕ)
64	63	nnred 11918	. . . . . . . 8 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → 𝐾 ∈ ℝ)
65	56	nnred 11918	. . . . . . . 8 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → (𝑄‘𝑁) ∈ ℝ)
66	56	nngt0d 11952	. . . . . . . 8 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → 0 < (𝑄‘𝑁))
67		ltmul2 11756	. . . . . . . 8 ⊢ ((1 ∈ ℝ ∧ 𝐾 ∈ ℝ ∧ ((𝑄‘𝑁) ∈ ℝ ∧ 0 < (𝑄‘𝑁))) → (1 < 𝐾 ↔ ((𝑄‘𝑁) · 1) < ((𝑄‘𝑁) · 𝐾)))
68	61, 64, 65, 66, 67	syl112anc 1372	. . . . . . 7 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → (1 < 𝐾 ↔ ((𝑄‘𝑁) · 1) < ((𝑄‘𝑁) · 𝐾)))
69	60, 68	mpbid 231	. . . . . 6 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → ((𝑄‘𝑁) · 1) < ((𝑄‘𝑁) · 𝐾))
70	58, 69	eqbrtrrd 5094	. . . . 5 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → (𝑄‘𝑁) < ((𝑄‘𝑁) · 𝐾))
71		nnmulcl 11927	. . . . . . . 8 ⊢ (((𝑄‘𝑁) ∈ ℕ ∧ 𝐾 ∈ ℕ) → ((𝑄‘𝑁) · 𝐾) ∈ ℕ)
72	49, 62, 71	syl2an 595	. . . . . . 7 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → ((𝑄‘𝑁) · 𝐾) ∈ ℕ)
73	72	nnred 11918	. . . . . 6 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → ((𝑄‘𝑁) · 𝐾) ∈ ℝ)
74	65, 73	ltnled 11052	. . . . 5 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → ((𝑄‘𝑁) < ((𝑄‘𝑁) · 𝐾) ↔ ¬ ((𝑄‘𝑁) · 𝐾) ≤ (𝑄‘𝑁)))
75	70, 74	mpbid 231	. . . 4 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → ¬ ((𝑄‘𝑁) · 𝐾) ≤ (𝑄‘𝑁))
76	45	ad2antrr 722	. . . . . 6 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → ∃𝑥 ∈ ℤ ∀𝑧 ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}𝑧 ≤ 𝑥)
77		oveq1 7262	. . . . . . . 8 ⊢ (𝑟 = ((𝑄‘𝑁) · 𝐾) → (𝑟↑2) = (((𝑄‘𝑁) · 𝐾)↑2))
78	77	breq1d 5080	. . . . . . 7 ⊢ (𝑟 = ((𝑄‘𝑁) · 𝐾) → ((𝑟↑2) ∥ 𝑁 ↔ (((𝑄‘𝑁) · 𝐾)↑2) ∥ 𝑁))
79	72	adantr 480	. . . . . . 7 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → ((𝑄‘𝑁) · 𝐾) ∈ ℕ)
80		simpr 484	. . . . . . . . 9 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2)))
81	63	adantr 480	. . . . . . . . . . . 12 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → 𝐾 ∈ ℕ)
82	81	nnsqcld 13887	. . . . . . . . . . 11 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → (𝐾↑2) ∈ ℕ)
83		nnz 12272	. . . . . . . . . . 11 ⊢ ((𝐾↑2) ∈ ℕ → (𝐾↑2) ∈ ℤ)
84	82, 83	syl 17	. . . . . . . . . 10 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → (𝐾↑2) ∈ ℤ)
85	49	nnsqcld 13887	. . . . . . . . . . . . . 14 ⊢ (𝑁 ∈ ℕ → ((𝑄‘𝑁)↑2) ∈ ℕ)
86	9, 85	sselid 3915	. . . . . . . . . . . . 13 ⊢ (𝑁 ∈ ℕ → ((𝑄‘𝑁)↑2) ∈ ℤ)
87	85	nnne0d 11953	. . . . . . . . . . . . 13 ⊢ (𝑁 ∈ ℕ → ((𝑄‘𝑁)↑2) ≠ 0)
88		dvdsval2 15894	. . . . . . . . . . . . 13 ⊢ ((((𝑄‘𝑁)↑2) ∈ ℤ ∧ ((𝑄‘𝑁)↑2) ≠ 0 ∧ 𝑁 ∈ ℤ) → (((𝑄‘𝑁)↑2) ∥ 𝑁 ↔ (𝑁 / ((𝑄‘𝑁)↑2)) ∈ ℤ))
89	86, 87, 17, 88	syl3anc 1369	. . . . . . . . . . . 12 ⊢ (𝑁 ∈ ℕ → (((𝑄‘𝑁)↑2) ∥ 𝑁 ↔ (𝑁 / ((𝑄‘𝑁)↑2)) ∈ ℤ))
90	55, 89	mpbid 231	. . . . . . . . . . 11 ⊢ (𝑁 ∈ ℕ → (𝑁 / ((𝑄‘𝑁)↑2)) ∈ ℤ)
91	90	ad2antrr 722	. . . . . . . . . 10 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → (𝑁 / ((𝑄‘𝑁)↑2)) ∈ ℤ)
92	86	ad2antrr 722	. . . . . . . . . 10 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → ((𝑄‘𝑁)↑2) ∈ ℤ)
93		dvdscmul 15920	. . . . . . . . . 10 ⊢ (((𝐾↑2) ∈ ℤ ∧ (𝑁 / ((𝑄‘𝑁)↑2)) ∈ ℤ ∧ ((𝑄‘𝑁)↑2) ∈ ℤ) → ((𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2)) → (((𝑄‘𝑁)↑2) · (𝐾↑2)) ∥ (((𝑄‘𝑁)↑2) · (𝑁 / ((𝑄‘𝑁)↑2)))))
94	84, 91, 92, 93	syl3anc 1369	. . . . . . . . 9 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → ((𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2)) → (((𝑄‘𝑁)↑2) · (𝐾↑2)) ∥ (((𝑄‘𝑁)↑2) · (𝑁 / ((𝑄‘𝑁)↑2)))))
95	80, 94	mpd 15	. . . . . . . 8 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → (((𝑄‘𝑁)↑2) · (𝐾↑2)) ∥ (((𝑄‘𝑁)↑2) · (𝑁 / ((𝑄‘𝑁)↑2))))
96	57	adantr 480	. . . . . . . . . 10 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → (𝑄‘𝑁) ∈ ℂ)
97	81	nncnd 11919	. . . . . . . . . 10 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → 𝐾 ∈ ℂ)
98	96, 97	sqmuld 13804	. . . . . . . . 9 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → (((𝑄‘𝑁) · 𝐾)↑2) = (((𝑄‘𝑁)↑2) · (𝐾↑2)))
99	98	eqcomd 2744	. . . . . . . 8 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → (((𝑄‘𝑁)↑2) · (𝐾↑2)) = (((𝑄‘𝑁) · 𝐾)↑2))
100		nncn 11911	. . . . . . . . . 10 ⊢ (𝑁 ∈ ℕ → 𝑁 ∈ ℂ)
101	100	ad2antrr 722	. . . . . . . . 9 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → 𝑁 ∈ ℂ)
102	85	ad2antrr 722	. . . . . . . . . 10 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → ((𝑄‘𝑁)↑2) ∈ ℕ)
103	102	nncnd 11919	. . . . . . . . 9 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → ((𝑄‘𝑁)↑2) ∈ ℂ)
104	87	ad2antrr 722	. . . . . . . . 9 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → ((𝑄‘𝑁)↑2) ≠ 0)
105	101, 103, 104	divcan2d 11683	. . . . . . . 8 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → (((𝑄‘𝑁)↑2) · (𝑁 / ((𝑄‘𝑁)↑2))) = 𝑁)
106	95, 99, 105	3brtr3d 5101	. . . . . . 7 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → (((𝑄‘𝑁) · 𝐾)↑2) ∥ 𝑁)
107	78, 79, 106	elrabd 3619	. . . . . 6 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → ((𝑄‘𝑁) · 𝐾) ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁})
108		suprzub 12608	. . . . . 6 ⊢ (({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁} ⊆ ℤ ∧ ∃𝑥 ∈ ℤ ∀𝑧 ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}𝑧 ≤ 𝑥 ∧ ((𝑄‘𝑁) · 𝐾) ∈ {𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}) → ((𝑄‘𝑁) · 𝐾) ≤ sup({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}, ℝ, < ))
109	10, 76, 107, 108	mp3an2i 1464	. . . . 5 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → ((𝑄‘𝑁) · 𝐾) ≤ sup({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}, ℝ, < ))
110	8	ad2antrr 722	. . . . 5 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → (𝑄‘𝑁) = sup({𝑟 ∈ ℕ ∣ (𝑟↑2) ∥ 𝑁}, ℝ, < ))
111	109, 110	breqtrrd 5098	. . . 4 ⊢ (((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) ∧ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))) → ((𝑄‘𝑁) · 𝐾) ≤ (𝑄‘𝑁))
112	75, 111	mtand 812	. . 3 ⊢ ((𝑁 ∈ ℕ ∧ 𝐾 ∈ (ℤ_≥‘2)) → ¬ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2)))
113	112	ex 412	. 2 ⊢ (𝑁 ∈ ℕ → (𝐾 ∈ (ℤ_≥‘2) → ¬ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2))))
114	49, 55, 113	3jca 1126	1 ⊢ (𝑁 ∈ ℕ → ((𝑄‘𝑁) ∈ ℕ ∧ ((𝑄‘𝑁)↑2) ∥ 𝑁 ∧ (𝐾 ∈ (ℤ_≥‘2) → ¬ (𝐾↑2) ∥ (𝑁 / ((𝑄‘𝑁)↑2)))))

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ↔ wb 205 ∧ wa 395 ∧ w3a 1085 = wceq 1539 ∈ wcel 2108 ≠ wne 2942 ∀wral 3063 ∃wrex 3064 {crab 3067 ⊆ wss 3883 ∅c0 4253 class class class wbr 5070 ↦ cmpt 5153 ‘cfv 6418 (class class class)co 7255 supcsup 9129 ℂcc 10800 ℝcr 10801 0cc0 10802 1c1 10803 · cmul 10807 < clt 10940 ≤ cle 10941 / cdiv 11562 ℕcn 11903 2c2 11958 ℤcz 12249 ℤ_≥cuz 12511 ↑cexp 13710 ∥ cdvds 15891

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-cnex 10858 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 ax-pre-mulgt0 10879

This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rmo 3071 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-we 5537 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-pred 6191 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-om 7688 df-2nd 7805 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-sup 9131 df-inf 9132 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-div 11563 df-nn 11904 df-2 11966 df-n0 12164 df-z 12250 df-uz 12512 df-seq 13650 df-exp 13711 df-dvds 15892

This theorem is referenced by: prmreclem2 16546 prmreclem3 16547

W3C validator