2sqlem6 - Intuitionistic Logic Explorer

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Theorem 2sqlem6 15848

Description: Lemma for 2sq . If a number that is a sum of two squares is divisible by a number whose prime divisors are all sums of two squares, then the quotient is a sum of two squares. (Contributed by Mario Carneiro, 20-Jun-2015.)

**Hypotheses**
Ref	Expression
2sq.1	⊢ 𝑆 = ran (𝑤 ∈ ℤ[i] ↦ ((abs‘𝑤)↑2))
2sqlem6.1	⊢ (𝜑 → 𝐴 ∈ ℕ)
2sqlem6.2	⊢ (𝜑 → 𝐵 ∈ ℕ)
2sqlem6.3	⊢ (𝜑 → ∀𝑝 ∈ ℙ (𝑝 ∥ 𝐵 → 𝑝 ∈ 𝑆))
2sqlem6.4	⊢ (𝜑 → (𝐴 · 𝐵) ∈ 𝑆)

**Assertion**
Ref	Expression
2sqlem6	⊢ (𝜑 → 𝐴 ∈ 𝑆)

Distinct variable groups: 𝑤,𝑝 𝜑,𝑝 𝐵,𝑝 𝑆,𝑝 Allowed substitution hints: 𝜑(𝑤) 𝐴(𝑤,𝑝) 𝐵(𝑤) 𝑆(𝑤)

Proof of Theorem 2sqlem6 Dummy variables 𝑛 𝑥 𝑦 𝑧 𝑚 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		2sqlem6.1	. 2 ⊢ (𝜑 → 𝐴 ∈ ℕ)
2		2sqlem6.2	. . 3 ⊢ (𝜑 → 𝐵 ∈ ℕ)
3		2sqlem6.3	. . 3 ⊢ (𝜑 → ∀𝑝 ∈ ℙ (𝑝 ∥ 𝐵 → 𝑝 ∈ 𝑆))
4		breq2 4092	. . . . . . 7 ⊢ (𝑥 = 1 → (𝑝 ∥ 𝑥 ↔ 𝑝 ∥ 1))
5	4	imbi1d 231	. . . . . 6 ⊢ (𝑥 = 1 → ((𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) ↔ (𝑝 ∥ 1 → 𝑝 ∈ 𝑆)))
6	5	ralbidv 2532	. . . . 5 ⊢ (𝑥 = 1 → (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) ↔ ∀𝑝 ∈ ℙ (𝑝 ∥ 1 → 𝑝 ∈ 𝑆)))
7		oveq2 6025	. . . . . . . 8 ⊢ (𝑥 = 1 → (𝑚 · 𝑥) = (𝑚 · 1))
8	7	eleq1d 2300	. . . . . . 7 ⊢ (𝑥 = 1 → ((𝑚 · 𝑥) ∈ 𝑆 ↔ (𝑚 · 1) ∈ 𝑆))
9	8	imbi1d 231	. . . . . 6 ⊢ (𝑥 = 1 → (((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ((𝑚 · 1) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
10	9	ralbidv 2532	. . . . 5 ⊢ (𝑥 = 1 → (∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ∀𝑚 ∈ ℕ ((𝑚 · 1) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
11	6, 10	imbi12d 234	. . . 4 ⊢ (𝑥 = 1 → ((∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆)) ↔ (∀𝑝 ∈ ℙ (𝑝 ∥ 1 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 1) ∈ 𝑆 → 𝑚 ∈ 𝑆))))
12		breq2 4092	. . . . . . 7 ⊢ (𝑥 = 𝑦 → (𝑝 ∥ 𝑥 ↔ 𝑝 ∥ 𝑦))
13	12	imbi1d 231	. . . . . 6 ⊢ (𝑥 = 𝑦 → ((𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) ↔ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆)))
14	13	ralbidv 2532	. . . . 5 ⊢ (𝑥 = 𝑦 → (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) ↔ ∀𝑝 ∈ ℙ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆)))
15		oveq2 6025	. . . . . . . 8 ⊢ (𝑥 = 𝑦 → (𝑚 · 𝑥) = (𝑚 · 𝑦))
16	15	eleq1d 2300	. . . . . . 7 ⊢ (𝑥 = 𝑦 → ((𝑚 · 𝑥) ∈ 𝑆 ↔ (𝑚 · 𝑦) ∈ 𝑆))
17	16	imbi1d 231	. . . . . 6 ⊢ (𝑥 = 𝑦 → (((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
18	17	ralbidv 2532	. . . . 5 ⊢ (𝑥 = 𝑦 → (∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ∀𝑚 ∈ ℕ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
19	14, 18	imbi12d 234	. . . 4 ⊢ (𝑥 = 𝑦 → ((∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆)) ↔ (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆))))
20		breq2 4092	. . . . . . 7 ⊢ (𝑥 = 𝑧 → (𝑝 ∥ 𝑥 ↔ 𝑝 ∥ 𝑧))
21	20	imbi1d 231	. . . . . 6 ⊢ (𝑥 = 𝑧 → ((𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) ↔ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆)))
22	21	ralbidv 2532	. . . . 5 ⊢ (𝑥 = 𝑧 → (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) ↔ ∀𝑝 ∈ ℙ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆)))
23		oveq2 6025	. . . . . . . 8 ⊢ (𝑥 = 𝑧 → (𝑚 · 𝑥) = (𝑚 · 𝑧))
24	23	eleq1d 2300	. . . . . . 7 ⊢ (𝑥 = 𝑧 → ((𝑚 · 𝑥) ∈ 𝑆 ↔ (𝑚 · 𝑧) ∈ 𝑆))
25	24	imbi1d 231	. . . . . 6 ⊢ (𝑥 = 𝑧 → (((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
26	25	ralbidv 2532	. . . . 5 ⊢ (𝑥 = 𝑧 → (∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ∀𝑚 ∈ ℕ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
27	22, 26	imbi12d 234	. . . 4 ⊢ (𝑥 = 𝑧 → ((∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆)) ↔ (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆))))
28		breq2 4092	. . . . . . 7 ⊢ (𝑥 = (𝑦 · 𝑧) → (𝑝 ∥ 𝑥 ↔ 𝑝 ∥ (𝑦 · 𝑧)))
29	28	imbi1d 231	. . . . . 6 ⊢ (𝑥 = (𝑦 · 𝑧) → ((𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) ↔ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)))
30	29	ralbidv 2532	. . . . 5 ⊢ (𝑥 = (𝑦 · 𝑧) → (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) ↔ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)))
31		oveq2 6025	. . . . . . . 8 ⊢ (𝑥 = (𝑦 · 𝑧) → (𝑚 · 𝑥) = (𝑚 · (𝑦 · 𝑧)))
32	31	eleq1d 2300	. . . . . . 7 ⊢ (𝑥 = (𝑦 · 𝑧) → ((𝑚 · 𝑥) ∈ 𝑆 ↔ (𝑚 · (𝑦 · 𝑧)) ∈ 𝑆))
33	32	imbi1d 231	. . . . . 6 ⊢ (𝑥 = (𝑦 · 𝑧) → (((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
34	33	ralbidv 2532	. . . . 5 ⊢ (𝑥 = (𝑦 · 𝑧) → (∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ∀𝑚 ∈ ℕ ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
35	30, 34	imbi12d 234	. . . 4 ⊢ (𝑥 = (𝑦 · 𝑧) → ((∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆)) ↔ (∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → 𝑚 ∈ 𝑆))))
36		breq2 4092	. . . . . . 7 ⊢ (𝑥 = 𝐵 → (𝑝 ∥ 𝑥 ↔ 𝑝 ∥ 𝐵))
37	36	imbi1d 231	. . . . . 6 ⊢ (𝑥 = 𝐵 → ((𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) ↔ (𝑝 ∥ 𝐵 → 𝑝 ∈ 𝑆)))
38	37	ralbidv 2532	. . . . 5 ⊢ (𝑥 = 𝐵 → (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) ↔ ∀𝑝 ∈ ℙ (𝑝 ∥ 𝐵 → 𝑝 ∈ 𝑆)))
39		oveq2 6025	. . . . . . . 8 ⊢ (𝑥 = 𝐵 → (𝑚 · 𝑥) = (𝑚 · 𝐵))
40	39	eleq1d 2300	. . . . . . 7 ⊢ (𝑥 = 𝐵 → ((𝑚 · 𝑥) ∈ 𝑆 ↔ (𝑚 · 𝐵) ∈ 𝑆))
41	40	imbi1d 231	. . . . . 6 ⊢ (𝑥 = 𝐵 → (((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ((𝑚 · 𝐵) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
42	41	ralbidv 2532	. . . . 5 ⊢ (𝑥 = 𝐵 → (∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ∀𝑚 ∈ ℕ ((𝑚 · 𝐵) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
43	38, 42	imbi12d 234	. . . 4 ⊢ (𝑥 = 𝐵 → ((∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆)) ↔ (∀𝑝 ∈ ℙ (𝑝 ∥ 𝐵 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝐵) ∈ 𝑆 → 𝑚 ∈ 𝑆))))
44		nncn 9150	. . . . . . . . 9 ⊢ (𝑚 ∈ ℕ → 𝑚 ∈ ℂ)
45	44	mulridd 8195	. . . . . . . 8 ⊢ (𝑚 ∈ ℕ → (𝑚 · 1) = 𝑚)
46	45	eleq1d 2300	. . . . . . 7 ⊢ (𝑚 ∈ ℕ → ((𝑚 · 1) ∈ 𝑆 ↔ 𝑚 ∈ 𝑆))
47	46	biimpd 144	. . . . . 6 ⊢ (𝑚 ∈ ℕ → ((𝑚 · 1) ∈ 𝑆 → 𝑚 ∈ 𝑆))
48	47	rgen 2585	. . . . 5 ⊢ ∀𝑚 ∈ ℕ ((𝑚 · 1) ∈ 𝑆 → 𝑚 ∈ 𝑆)
49	48	a1i 9	. . . 4 ⊢ (∀𝑝 ∈ ℙ (𝑝 ∥ 1 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 1) ∈ 𝑆 → 𝑚 ∈ 𝑆))
50		breq1 4091	. . . . . . 7 ⊢ (𝑝 = 𝑥 → (𝑝 ∥ 𝑥 ↔ 𝑥 ∥ 𝑥))
51		eleq1 2294	. . . . . . 7 ⊢ (𝑝 = 𝑥 → (𝑝 ∈ 𝑆 ↔ 𝑥 ∈ 𝑆))
52	50, 51	imbi12d 234	. . . . . 6 ⊢ (𝑝 = 𝑥 → ((𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) ↔ (𝑥 ∥ 𝑥 → 𝑥 ∈ 𝑆)))
53	52	rspcv 2906	. . . . 5 ⊢ (𝑥 ∈ ℙ → (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) → (𝑥 ∥ 𝑥 → 𝑥 ∈ 𝑆)))
54		prmz 12682	. . . . . . 7 ⊢ (𝑥 ∈ ℙ → 𝑥 ∈ ℤ)
55		iddvds 12364	. . . . . . 7 ⊢ (𝑥 ∈ ℤ → 𝑥 ∥ 𝑥)
56	54, 55	syl 14	. . . . . 6 ⊢ (𝑥 ∈ ℙ → 𝑥 ∥ 𝑥)
57		2sq.1	. . . . . . . . . 10 ⊢ 𝑆 = ran (𝑤 ∈ ℤ[i] ↦ ((abs‘𝑤)↑2))
58		simprl 531	. . . . . . . . . 10 ⊢ (((𝑥 ∈ ℙ ∧ 𝑥 ∈ 𝑆) ∧ (𝑚 ∈ ℕ ∧ (𝑚 · 𝑥) ∈ 𝑆)) → 𝑚 ∈ ℕ)
59		simpll 527	. . . . . . . . . 10 ⊢ (((𝑥 ∈ ℙ ∧ 𝑥 ∈ 𝑆) ∧ (𝑚 ∈ ℕ ∧ (𝑚 · 𝑥) ∈ 𝑆)) → 𝑥 ∈ ℙ)
60		simprr 533	. . . . . . . . . 10 ⊢ (((𝑥 ∈ ℙ ∧ 𝑥 ∈ 𝑆) ∧ (𝑚 ∈ ℕ ∧ (𝑚 · 𝑥) ∈ 𝑆)) → (𝑚 · 𝑥) ∈ 𝑆)
61		simplr 529	. . . . . . . . . 10 ⊢ (((𝑥 ∈ ℙ ∧ 𝑥 ∈ 𝑆) ∧ (𝑚 ∈ ℕ ∧ (𝑚 · 𝑥) ∈ 𝑆)) → 𝑥 ∈ 𝑆)
62	57, 58, 59, 60, 61	2sqlem5 15847	. . . . . . . . 9 ⊢ (((𝑥 ∈ ℙ ∧ 𝑥 ∈ 𝑆) ∧ (𝑚 ∈ ℕ ∧ (𝑚 · 𝑥) ∈ 𝑆)) → 𝑚 ∈ 𝑆)
63	62	expr 375	. . . . . . . 8 ⊢ (((𝑥 ∈ ℙ ∧ 𝑥 ∈ 𝑆) ∧ 𝑚 ∈ ℕ) → ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆))
64	63	ralrimiva 2605	. . . . . . 7 ⊢ ((𝑥 ∈ ℙ ∧ 𝑥 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆))
65	64	ex 115	. . . . . 6 ⊢ (𝑥 ∈ ℙ → (𝑥 ∈ 𝑆 → ∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
66	56, 65	embantd 56	. . . . 5 ⊢ (𝑥 ∈ ℙ → ((𝑥 ∥ 𝑥 → 𝑥 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
67	53, 66	syld 45	. . . 4 ⊢ (𝑥 ∈ ℙ → (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑥 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑥) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
68		anim12 344	. . . . 5 ⊢ (((∀𝑝 ∈ ℙ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆)) ∧ (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆))) → ((∀𝑝 ∈ ℙ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆)) → (∀𝑚 ∈ ℕ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆) ∧ ∀𝑚 ∈ ℕ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆))))
69		simpr 110	. . . . . . . . . . . . . 14 ⊢ (((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ 𝑝 ∈ ℙ) → 𝑝 ∈ ℙ)
70		eluzelz 9764	. . . . . . . . . . . . . . 15 ⊢ (𝑦 ∈ (ℤ_≥‘2) → 𝑦 ∈ ℤ)
71	70	ad2antrr 488	. . . . . . . . . . . . . 14 ⊢ (((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ 𝑝 ∈ ℙ) → 𝑦 ∈ ℤ)
72		eluzelz 9764	. . . . . . . . . . . . . . 15 ⊢ (𝑧 ∈ (ℤ_≥‘2) → 𝑧 ∈ ℤ)
73	72	ad2antlr 489	. . . . . . . . . . . . . 14 ⊢ (((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ 𝑝 ∈ ℙ) → 𝑧 ∈ ℤ)
74		euclemma 12717	. . . . . . . . . . . . . 14 ⊢ ((𝑝 ∈ ℙ ∧ 𝑦 ∈ ℤ ∧ 𝑧 ∈ ℤ) → (𝑝 ∥ (𝑦 · 𝑧) ↔ (𝑝 ∥ 𝑦 ∨ 𝑝 ∥ 𝑧)))
75	69, 71, 73, 74	syl3anc 1273	. . . . . . . . . . . . 13 ⊢ (((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ 𝑝 ∈ ℙ) → (𝑝 ∥ (𝑦 · 𝑧) ↔ (𝑝 ∥ 𝑦 ∨ 𝑝 ∥ 𝑧)))
76	75	imbi1d 231	. . . . . . . . . . . 12 ⊢ (((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ 𝑝 ∈ ℙ) → ((𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆) ↔ ((𝑝 ∥ 𝑦 ∨ 𝑝 ∥ 𝑧) → 𝑝 ∈ 𝑆)))
77		jaob 717	. . . . . . . . . . . 12 ⊢ (((𝑝 ∥ 𝑦 ∨ 𝑝 ∥ 𝑧) → 𝑝 ∈ 𝑆) ↔ ((𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) ∧ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆)))
78	76, 77	bitrdi 196	. . . . . . . . . . 11 ⊢ (((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ 𝑝 ∈ ℙ) → ((𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆) ↔ ((𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) ∧ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆))))
79	78	ralbidva 2528	. . . . . . . . . 10 ⊢ ((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) → (∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆) ↔ ∀𝑝 ∈ ℙ ((𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) ∧ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆))))
80		r19.26 2659	. . . . . . . . . 10 ⊢ (∀𝑝 ∈ ℙ ((𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) ∧ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆)) ↔ (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆)))
81	79, 80	bitrdi 196	. . . . . . . . 9 ⊢ ((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) → (∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆) ↔ (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆))))
82	81	biimpa 296	. . . . . . . 8 ⊢ (((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) → (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆)))
83		oveq1 6024	. . . . . . . . . . . . 13 ⊢ (𝑚 = 𝑛 → (𝑚 · 𝑦) = (𝑛 · 𝑦))
84	83	eleq1d 2300	. . . . . . . . . . . 12 ⊢ (𝑚 = 𝑛 → ((𝑚 · 𝑦) ∈ 𝑆 ↔ (𝑛 · 𝑦) ∈ 𝑆))
85		eleq1 2294	. . . . . . . . . . . 12 ⊢ (𝑚 = 𝑛 → (𝑚 ∈ 𝑆 ↔ 𝑛 ∈ 𝑆))
86	84, 85	imbi12d 234	. . . . . . . . . . 11 ⊢ (𝑚 = 𝑛 → (((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)))
87	86	cbvralvw 2771	. . . . . . . . . 10 ⊢ (∀𝑚 ∈ ℕ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆))
88	44	adantl 277	. . . . . . . . . . . . . . 15 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → 𝑚 ∈ ℂ)
89		uzssz 9775	. . . . . . . . . . . . . . . . 17 ⊢ (ℤ_≥‘2) ⊆ ℤ
90		zsscn 9486	. . . . . . . . . . . . . . . . 17 ⊢ ℤ ⊆ ℂ
91	89, 90	sstri 3236	. . . . . . . . . . . . . . . 16 ⊢ (ℤ_≥‘2) ⊆ ℂ
92		simpll 527	. . . . . . . . . . . . . . . . 17 ⊢ (((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) → 𝑦 ∈ (ℤ_≥‘2))
93	92	ad2antrr 488	. . . . . . . . . . . . . . . 16 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → 𝑦 ∈ (ℤ_≥‘2))
94	91, 93	sselid 3225	. . . . . . . . . . . . . . 15 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → 𝑦 ∈ ℂ)
95		simplr 529	. . . . . . . . . . . . . . . . 17 ⊢ (((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) → 𝑧 ∈ (ℤ_≥‘2))
96	95	ad2antrr 488	. . . . . . . . . . . . . . . 16 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → 𝑧 ∈ (ℤ_≥‘2))
97	91, 96	sselid 3225	. . . . . . . . . . . . . . 15 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → 𝑧 ∈ ℂ)
98		mul32 8308	. . . . . . . . . . . . . . . 16 ⊢ ((𝑚 ∈ ℂ ∧ 𝑦 ∈ ℂ ∧ 𝑧 ∈ ℂ) → ((𝑚 · 𝑦) · 𝑧) = ((𝑚 · 𝑧) · 𝑦))
99		mulass 8162	. . . . . . . . . . . . . . . 16 ⊢ ((𝑚 ∈ ℂ ∧ 𝑦 ∈ ℂ ∧ 𝑧 ∈ ℂ) → ((𝑚 · 𝑦) · 𝑧) = (𝑚 · (𝑦 · 𝑧)))
100	98, 99	eqtr3d 2266	. . . . . . . . . . . . . . 15 ⊢ ((𝑚 ∈ ℂ ∧ 𝑦 ∈ ℂ ∧ 𝑧 ∈ ℂ) → ((𝑚 · 𝑧) · 𝑦) = (𝑚 · (𝑦 · 𝑧)))
101	88, 94, 97, 100	syl3anc 1273	. . . . . . . . . . . . . 14 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → ((𝑚 · 𝑧) · 𝑦) = (𝑚 · (𝑦 · 𝑧)))
102	101	eleq1d 2300	. . . . . . . . . . . . 13 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → (((𝑚 · 𝑧) · 𝑦) ∈ 𝑆 ↔ (𝑚 · (𝑦 · 𝑧)) ∈ 𝑆))
103		simpr 110	. . . . . . . . . . . . . . 15 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → 𝑚 ∈ ℕ)
104		eluz2nn 9799	. . . . . . . . . . . . . . . 16 ⊢ (𝑧 ∈ (ℤ_≥‘2) → 𝑧 ∈ ℕ)
105	96, 104	syl 14	. . . . . . . . . . . . . . 15 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → 𝑧 ∈ ℕ)
106	103, 105	nnmulcld 9191	. . . . . . . . . . . . . 14 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → (𝑚 · 𝑧) ∈ ℕ)
107		simplr 529	. . . . . . . . . . . . . 14 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆))
108		oveq1 6024	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = (𝑚 · 𝑧) → (𝑛 · 𝑦) = ((𝑚 · 𝑧) · 𝑦))
109	108	eleq1d 2300	. . . . . . . . . . . . . . . 16 ⊢ (𝑛 = (𝑚 · 𝑧) → ((𝑛 · 𝑦) ∈ 𝑆 ↔ ((𝑚 · 𝑧) · 𝑦) ∈ 𝑆))
110		eleq1 2294	. . . . . . . . . . . . . . . 16 ⊢ (𝑛 = (𝑚 · 𝑧) → (𝑛 ∈ 𝑆 ↔ (𝑚 · 𝑧) ∈ 𝑆))
111	109, 110	imbi12d 234	. . . . . . . . . . . . . . 15 ⊢ (𝑛 = (𝑚 · 𝑧) → (((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆) ↔ (((𝑚 · 𝑧) · 𝑦) ∈ 𝑆 → (𝑚 · 𝑧) ∈ 𝑆)))
112	111	rspcv 2906	. . . . . . . . . . . . . 14 ⊢ ((𝑚 · 𝑧) ∈ ℕ → (∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆) → (((𝑚 · 𝑧) · 𝑦) ∈ 𝑆 → (𝑚 · 𝑧) ∈ 𝑆)))
113	106, 107, 112	sylc 62	. . . . . . . . . . . . 13 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → (((𝑚 · 𝑧) · 𝑦) ∈ 𝑆 → (𝑚 · 𝑧) ∈ 𝑆))
114	102, 113	sylbird 170	. . . . . . . . . . . 12 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → (𝑚 · 𝑧) ∈ 𝑆))
115	114	imim1d 75	. . . . . . . . . . 11 ⊢ (((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) ∧ 𝑚 ∈ ℕ) → (((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆) → ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
116	115	ralimdva 2599	. . . . . . . . . 10 ⊢ ((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑛 ∈ ℕ ((𝑛 · 𝑦) ∈ 𝑆 → 𝑛 ∈ 𝑆)) → (∀𝑚 ∈ ℕ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
117	87, 116	sylan2b 287	. . . . . . . . 9 ⊢ ((((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) ∧ ∀𝑚 ∈ ℕ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆)) → (∀𝑚 ∈ ℕ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
118	117	expimpd 363	. . . . . . . 8 ⊢ (((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) → ((∀𝑚 ∈ ℕ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆) ∧ ∀𝑚 ∈ ℕ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆)) → ∀𝑚 ∈ ℕ ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
119	82, 118	embantd 56	. . . . . . 7 ⊢ (((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆)) → (((∀𝑝 ∈ ℙ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆)) → (∀𝑚 ∈ ℕ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆) ∧ ∀𝑚 ∈ ℕ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆))) → ∀𝑚 ∈ ℕ ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
120	119	ex 115	. . . . . 6 ⊢ ((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) → (∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆) → (((∀𝑝 ∈ ℙ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆)) → (∀𝑚 ∈ ℕ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆) ∧ ∀𝑚 ∈ ℕ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆))) → ∀𝑚 ∈ ℕ ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → 𝑚 ∈ 𝑆))))
121	120	com23 78	. . . . 5 ⊢ ((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) → (((∀𝑝 ∈ ℙ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) ∧ ∀𝑝 ∈ ℙ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆)) → (∀𝑚 ∈ ℕ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆) ∧ ∀𝑚 ∈ ℕ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆))) → (∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → 𝑚 ∈ 𝑆))))
122	68, 121	syl5 32	. . . 4 ⊢ ((𝑦 ∈ (ℤ_≥‘2) ∧ 𝑧 ∈ (ℤ_≥‘2)) → (((∀𝑝 ∈ ℙ (𝑝 ∥ 𝑦 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑦) ∈ 𝑆 → 𝑚 ∈ 𝑆)) ∧ (∀𝑝 ∈ ℙ (𝑝 ∥ 𝑧 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝑧) ∈ 𝑆 → 𝑚 ∈ 𝑆))) → (∀𝑝 ∈ ℙ (𝑝 ∥ (𝑦 · 𝑧) → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · (𝑦 · 𝑧)) ∈ 𝑆 → 𝑚 ∈ 𝑆))))
123	11, 19, 27, 35, 43, 49, 67, 122	prmind 12692	. . 3 ⊢ (𝐵 ∈ ℕ → (∀𝑝 ∈ ℙ (𝑝 ∥ 𝐵 → 𝑝 ∈ 𝑆) → ∀𝑚 ∈ ℕ ((𝑚 · 𝐵) ∈ 𝑆 → 𝑚 ∈ 𝑆)))
124	2, 3, 123	sylc 62	. 2 ⊢ (𝜑 → ∀𝑚 ∈ ℕ ((𝑚 · 𝐵) ∈ 𝑆 → 𝑚 ∈ 𝑆))
125		2sqlem6.4	. 2 ⊢ (𝜑 → (𝐴 · 𝐵) ∈ 𝑆)
126		oveq1 6024	. . . . 5 ⊢ (𝑚 = 𝐴 → (𝑚 · 𝐵) = (𝐴 · 𝐵))
127	126	eleq1d 2300	. . . 4 ⊢ (𝑚 = 𝐴 → ((𝑚 · 𝐵) ∈ 𝑆 ↔ (𝐴 · 𝐵) ∈ 𝑆))
128		eleq1 2294	. . . 4 ⊢ (𝑚 = 𝐴 → (𝑚 ∈ 𝑆 ↔ 𝐴 ∈ 𝑆))
129	127, 128	imbi12d 234	. . 3 ⊢ (𝑚 = 𝐴 → (((𝑚 · 𝐵) ∈ 𝑆 → 𝑚 ∈ 𝑆) ↔ ((𝐴 · 𝐵) ∈ 𝑆 → 𝐴 ∈ 𝑆)))
130	129	rspcv 2906	. 2 ⊢ (𝐴 ∈ ℕ → (∀𝑚 ∈ ℕ ((𝑚 · 𝐵) ∈ 𝑆 → 𝑚 ∈ 𝑆) → ((𝐴 · 𝐵) ∈ 𝑆 → 𝐴 ∈ 𝑆)))
131	1, 124, 125, 130	syl3c 63	1 ⊢ (𝜑 → 𝐴 ∈ 𝑆)

Colors of variables: wff set class

Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 ∨ wo 715 ∧ w3a 1004 = wceq 1397 ∈ wcel 2202 ∀wral 2510 class class class wbr 4088 ↦ cmpt 4150 ran crn 4726 ‘cfv 5326 (class class class)co 6017 ℂcc 8029 1c1 8032 · cmul 8036 ℕcn 9142 2c2 9193 ℤcz 9478 ℤ_≥cuz 9754 ↑cexp 10799 abscabs 11557 ∥ cdvds 12347 ℙcprime 12678 ℤ[i]cgz 12941

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 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-coll 4204 ax-sep 4207 ax-nul 4215 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-iinf 4686 ax-cnex 8122 ax-resscn 8123 ax-1cn 8124 ax-1re 8125 ax-icn 8126 ax-addcl 8127 ax-addrcl 8128 ax-mulcl 8129 ax-mulrcl 8130 ax-addcom 8131 ax-mulcom 8132 ax-addass 8133 ax-mulass 8134 ax-distr 8135 ax-i2m1 8136 ax-0lt1 8137 ax-1rid 8138 ax-0id 8139 ax-rnegex 8140 ax-precex 8141 ax-cnre 8142 ax-pre-ltirr 8143 ax-pre-ltwlin 8144 ax-pre-lttrn 8145 ax-pre-apti 8146 ax-pre-ltadd 8147 ax-pre-mulgt0 8148 ax-pre-mulext 8149 ax-arch 8150 ax-caucvg 8151

This theorem depends on definitions: df-bi 117 df-stab 838 df-dc 842 df-3or 1005 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-reu 2517 df-rmo 2518 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-nul 3495 df-if 3606 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-iun 3972 df-br 4089 df-opab 4151 df-mpt 4152 df-tr 4188 df-id 4390 df-po 4393 df-iso 4394 df-iord 4463 df-on 4465 df-ilim 4466 df-suc 4468 df-iom 4689 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 df-riota 5970 df-ov 6020 df-oprab 6021 df-mpo 6022 df-1st 6302 df-2nd 6303 df-recs 6470 df-frec 6556 df-1o 6581 df-2o 6582 df-er 6701 df-en 6909 df-sup 7182 df-pnf 8215 df-mnf 8216 df-xr 8217 df-ltxr 8218 df-le 8219 df-sub 8351 df-neg 8352 df-reap 8754 df-ap 8761 df-div 8852 df-inn 9143 df-2 9201 df-3 9202 df-4 9203 df-n0 9402 df-z 9479 df-uz 9755 df-q 9853 df-rp 9888 df-fz 10243 df-fzo 10377 df-fl 10529 df-mod 10584 df-seqfrec 10709 df-exp 10800 df-cj 11402 df-re 11403 df-im 11404 df-rsqrt 11558 df-abs 11559 df-dvds 12348 df-gcd 12524 df-prm 12679 df-gz 12942

This theorem is referenced by: 2sqlem8 15851

W3C validator