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Theorem prmdiveq 16117

Description: The modular inverse of 𝐴 mod 𝑃 is unique. (Contributed by Mario Carneiro, 24-Jan-2015.)

**Hypothesis**
Ref	Expression
prmdiv.1	⊢ 𝑅 = ((𝐴↑(𝑃 − 2)) mod 𝑃)

**Assertion**
Ref	Expression
prmdiveq	⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) → ((𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1)) ↔ 𝑆 = 𝑅))

**Proof of Theorem prmdiveq**
Step	Hyp	Ref	Expression
1		simpl1 1187	. . . . . . . . 9 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑃 ∈ ℙ)
2		prmz 16013	. . . . . . . . 9 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℤ)
3	1, 2	syl 17	. . . . . . . 8 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑃 ∈ ℤ)
4		simprr 771	. . . . . . . 8 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑃 ∥ ((𝐴 · 𝑆) − 1))
5		prmdiv.1	. . . . . . . . . . 11 ⊢ 𝑅 = ((𝐴↑(𝑃 − 2)) mod 𝑃)
6	5	prmdiv 16116	. . . . . . . . . 10 ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) → (𝑅 ∈ (1...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑅) − 1)))
7	6	adantr 483	. . . . . . . . 9 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝑅 ∈ (1...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑅) − 1)))
8	7	simprd 498	. . . . . . . 8 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑃 ∥ ((𝐴 · 𝑅) − 1))
9		simpl2 1188	. . . . . . . . . 10 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝐴 ∈ ℤ)
10		elfzelz 12902	. . . . . . . . . . 11 ⊢ (𝑆 ∈ (0...(𝑃 − 1)) → 𝑆 ∈ ℤ)
11	10	ad2antrl 726	. . . . . . . . . 10 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑆 ∈ ℤ)
12	9, 11	zmulcld 12087	. . . . . . . . 9 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝐴 · 𝑆) ∈ ℤ)
13		1z 12006	. . . . . . . . 9 ⊢ 1 ∈ ℤ
14		zsubcl 12018	. . . . . . . . 9 ⊢ (((𝐴 · 𝑆) ∈ ℤ ∧ 1 ∈ ℤ) → ((𝐴 · 𝑆) − 1) ∈ ℤ)
15	12, 13, 14	sylancl 588	. . . . . . . 8 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → ((𝐴 · 𝑆) − 1) ∈ ℤ)
16	7	simpld 497	. . . . . . . . . . 11 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑅 ∈ (1...(𝑃 − 1)))
17		elfzelz 12902	. . . . . . . . . . 11 ⊢ (𝑅 ∈ (1...(𝑃 − 1)) → 𝑅 ∈ ℤ)
18	16, 17	syl 17	. . . . . . . . . 10 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑅 ∈ ℤ)
19	9, 18	zmulcld 12087	. . . . . . . . 9 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝐴 · 𝑅) ∈ ℤ)
20		zsubcl 12018	. . . . . . . . 9 ⊢ (((𝐴 · 𝑅) ∈ ℤ ∧ 1 ∈ ℤ) → ((𝐴 · 𝑅) − 1) ∈ ℤ)
21	19, 13, 20	sylancl 588	. . . . . . . 8 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → ((𝐴 · 𝑅) − 1) ∈ ℤ)
22	3, 4, 8, 15, 21	dvds2subd 15639	. . . . . . 7 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑃 ∥ (((𝐴 · 𝑆) − 1) − ((𝐴 · 𝑅) − 1)))
23	12	zcnd 12082	. . . . . . . . 9 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝐴 · 𝑆) ∈ ℂ)
24	19	zcnd 12082	. . . . . . . . 9 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝐴 · 𝑅) ∈ ℂ)
25		1cnd 10630	. . . . . . . . 9 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 1 ∈ ℂ)
26	23, 24, 25	nnncan2d 11026	. . . . . . . 8 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (((𝐴 · 𝑆) − 1) − ((𝐴 · 𝑅) − 1)) = ((𝐴 · 𝑆) − (𝐴 · 𝑅)))
27	9	zcnd 12082	. . . . . . . . 9 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝐴 ∈ ℂ)
28		elfznn0 12994	. . . . . . . . . . . 12 ⊢ (𝑆 ∈ (0...(𝑃 − 1)) → 𝑆 ∈ ℕ₀)
29	28	ad2antrl 726	. . . . . . . . . . 11 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑆 ∈ ℕ₀)
30	29	nn0red 11950	. . . . . . . . . 10 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑆 ∈ ℝ)
31	30	recnd 10663	. . . . . . . . 9 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑆 ∈ ℂ)
32	18	zcnd 12082	. . . . . . . . 9 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑅 ∈ ℂ)
33	27, 31, 32	subdid 11090	. . . . . . . 8 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝐴 · (𝑆 − 𝑅)) = ((𝐴 · 𝑆) − (𝐴 · 𝑅)))
34	26, 33	eqtr4d 2859	. . . . . . 7 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (((𝐴 · 𝑆) − 1) − ((𝐴 · 𝑅) − 1)) = (𝐴 · (𝑆 − 𝑅)))
35	22, 34	breqtrd 5085	. . . . . 6 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑃 ∥ (𝐴 · (𝑆 − 𝑅)))
36		simpl3 1189	. . . . . . 7 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → ¬ 𝑃 ∥ 𝐴)
37		coprm 16049	. . . . . . . 8 ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ) → (¬ 𝑃 ∥ 𝐴 ↔ (𝑃 gcd 𝐴) = 1))
38	1, 9, 37	syl2anc 586	. . . . . . 7 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (¬ 𝑃 ∥ 𝐴 ↔ (𝑃 gcd 𝐴) = 1))
39	36, 38	mpbid 234	. . . . . 6 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝑃 gcd 𝐴) = 1)
40	11, 18	zsubcld 12086	. . . . . . 7 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝑆 − 𝑅) ∈ ℤ)
41		coprmdvds 15991	. . . . . . 7 ⊢ ((𝑃 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ (𝑆 − 𝑅) ∈ ℤ) → ((𝑃 ∥ (𝐴 · (𝑆 − 𝑅)) ∧ (𝑃 gcd 𝐴) = 1) → 𝑃 ∥ (𝑆 − 𝑅)))
42	3, 9, 40, 41	syl3anc 1367	. . . . . 6 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → ((𝑃 ∥ (𝐴 · (𝑆 − 𝑅)) ∧ (𝑃 gcd 𝐴) = 1) → 𝑃 ∥ (𝑆 − 𝑅)))
43	35, 39, 42	mp2and 697	. . . . 5 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑃 ∥ (𝑆 − 𝑅))
44		prmnn 16012	. . . . . . 7 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℕ)
45	1, 44	syl 17	. . . . . 6 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑃 ∈ ℕ)
46		moddvds 15612	. . . . . 6 ⊢ ((𝑃 ∈ ℕ ∧ 𝑆 ∈ ℤ ∧ 𝑅 ∈ ℤ) → ((𝑆 mod 𝑃) = (𝑅 mod 𝑃) ↔ 𝑃 ∥ (𝑆 − 𝑅)))
47	45, 11, 18, 46	syl3anc 1367	. . . . 5 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → ((𝑆 mod 𝑃) = (𝑅 mod 𝑃) ↔ 𝑃 ∥ (𝑆 − 𝑅)))
48	43, 47	mpbird 259	. . . 4 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝑆 mod 𝑃) = (𝑅 mod 𝑃))
49	45	nnrpd 12423	. . . . 5 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑃 ∈ ℝ⁺)
50		elfzle1 12904	. . . . . 6 ⊢ (𝑆 ∈ (0...(𝑃 − 1)) → 0 ≤ 𝑆)
51	50	ad2antrl 726	. . . . 5 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 0 ≤ 𝑆)
52		elfzle2 12905	. . . . . . 7 ⊢ (𝑆 ∈ (0...(𝑃 − 1)) → 𝑆 ≤ (𝑃 − 1))
53	52	ad2antrl 726	. . . . . 6 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑆 ≤ (𝑃 − 1))
54		zltlem1 12029	. . . . . . 7 ⊢ ((𝑆 ∈ ℤ ∧ 𝑃 ∈ ℤ) → (𝑆 < 𝑃 ↔ 𝑆 ≤ (𝑃 − 1)))
55	11, 3, 54	syl2anc 586	. . . . . 6 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝑆 < 𝑃 ↔ 𝑆 ≤ (𝑃 − 1)))
56	53, 55	mpbird 259	. . . . 5 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑆 < 𝑃)
57		modid 13258	. . . . 5 ⊢ (((𝑆 ∈ ℝ ∧ 𝑃 ∈ ℝ⁺) ∧ (0 ≤ 𝑆 ∧ 𝑆 < 𝑃)) → (𝑆 mod 𝑃) = 𝑆)
58	30, 49, 51, 56, 57	syl22anc 836	. . . 4 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝑆 mod 𝑃) = 𝑆)
59		prmuz2 16034	. . . . . . . . 9 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ (ℤ_≥‘2))
60		uznn0sub 12271	. . . . . . . . 9 ⊢ (𝑃 ∈ (ℤ_≥‘2) → (𝑃 − 2) ∈ ℕ₀)
61	1, 59, 60	3syl 18	. . . . . . . 8 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝑃 − 2) ∈ ℕ₀)
62		zexpcl 13438	. . . . . . . 8 ⊢ ((𝐴 ∈ ℤ ∧ (𝑃 − 2) ∈ ℕ₀) → (𝐴↑(𝑃 − 2)) ∈ ℤ)
63	9, 61, 62	syl2anc 586	. . . . . . 7 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝐴↑(𝑃 − 2)) ∈ ℤ)
64	63	zred 12081	. . . . . 6 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝐴↑(𝑃 − 2)) ∈ ℝ)
65		modabs2 13267	. . . . . 6 ⊢ (((𝐴↑(𝑃 − 2)) ∈ ℝ ∧ 𝑃 ∈ ℝ⁺) → (((𝐴↑(𝑃 − 2)) mod 𝑃) mod 𝑃) = ((𝐴↑(𝑃 − 2)) mod 𝑃))
66	64, 49, 65	syl2anc 586	. . . . 5 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (((𝐴↑(𝑃 − 2)) mod 𝑃) mod 𝑃) = ((𝐴↑(𝑃 − 2)) mod 𝑃))
67	5	oveq1i 7160	. . . . 5 ⊢ (𝑅 mod 𝑃) = (((𝐴↑(𝑃 − 2)) mod 𝑃) mod 𝑃)
68	66, 67, 5	3eqtr4g 2881	. . . 4 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → (𝑅 mod 𝑃) = 𝑅)
69	48, 58, 68	3eqtr3d 2864	. . 3 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) ∧ (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))) → 𝑆 = 𝑅)
70	69	ex 415	. 2 ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) → ((𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1)) → 𝑆 = 𝑅))
71		fz1ssfz0 12997	. . . . . 6 ⊢ (1...(𝑃 − 1)) ⊆ (0...(𝑃 − 1))
72	71	sseli 3963	. . . . 5 ⊢ (𝑅 ∈ (1...(𝑃 − 1)) → 𝑅 ∈ (0...(𝑃 − 1)))
73		eleq1 2900	. . . . 5 ⊢ (𝑆 = 𝑅 → (𝑆 ∈ (0...(𝑃 − 1)) ↔ 𝑅 ∈ (0...(𝑃 − 1))))
74	72, 73	syl5ibr 248	. . . 4 ⊢ (𝑆 = 𝑅 → (𝑅 ∈ (1...(𝑃 − 1)) → 𝑆 ∈ (0...(𝑃 − 1))))
75		oveq2 7158	. . . . . . 7 ⊢ (𝑆 = 𝑅 → (𝐴 · 𝑆) = (𝐴 · 𝑅))
76	75	oveq1d 7165	. . . . . 6 ⊢ (𝑆 = 𝑅 → ((𝐴 · 𝑆) − 1) = ((𝐴 · 𝑅) − 1))
77	76	breq2d 5071	. . . . 5 ⊢ (𝑆 = 𝑅 → (𝑃 ∥ ((𝐴 · 𝑆) − 1) ↔ 𝑃 ∥ ((𝐴 · 𝑅) − 1)))
78	77	biimprd 250	. . . 4 ⊢ (𝑆 = 𝑅 → (𝑃 ∥ ((𝐴 · 𝑅) − 1) → 𝑃 ∥ ((𝐴 · 𝑆) − 1)))
79	74, 78	anim12d 610	. . 3 ⊢ (𝑆 = 𝑅 → ((𝑅 ∈ (1...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑅) − 1)) → (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))))
80	6, 79	syl5com 31	. 2 ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) → (𝑆 = 𝑅 → (𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1))))
81	70, 80	impbid 214	1 ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℤ ∧ ¬ 𝑃 ∥ 𝐴) → ((𝑆 ∈ (0...(𝑃 − 1)) ∧ 𝑃 ∥ ((𝐴 · 𝑆) − 1)) ↔ 𝑆 = 𝑅))

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ↔ wb 208 ∧ wa 398 ∧ w3a 1083 = wceq 1533 ∈ wcel 2110 class class class wbr 5059 ‘cfv 6350 (class class class)co 7150 ℝcr 10530 0cc0 10531 1c1 10532 · cmul 10536 < clt 10669 ≤ cle 10670 − cmin 10864 ℕcn 11632 2c2 11686 ℕ₀cn0 11891 ℤcz 11975 ℤ_≥cuz 12237 ℝ⁺crp 12383 ...cfz 12886 mod cmo 13231 ↑cexp 13423 ∥ cdvds 15601 gcd cgcd 15837 ℙcprime 16009

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2156 ax-12 2172 ax-ext 2793 ax-rep 5183 ax-sep 5196 ax-nul 5203 ax-pow 5259 ax-pr 5322 ax-un 7455 ax-cnex 10587 ax-resscn 10588 ax-1cn 10589 ax-icn 10590 ax-addcl 10591 ax-addrcl 10592 ax-mulcl 10593 ax-mulrcl 10594 ax-mulcom 10595 ax-addass 10596 ax-mulass 10597 ax-distr 10598 ax-i2m1 10599 ax-1ne0 10600 ax-1rid 10601 ax-rnegex 10602 ax-rrecex 10603 ax-cnre 10604 ax-pre-lttri 10605 ax-pre-lttrn 10606 ax-pre-ltadd 10607 ax-pre-mulgt0 10608 ax-pre-sup 10609

This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3497 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-pss 3954 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4562 df-pr 4564 df-tp 4566 df-op 4568 df-uni 4833 df-int 4870 df-iun 4914 df-br 5060 df-opab 5122 df-mpt 5140 df-tr 5166 df-id 5455 df-eprel 5460 df-po 5469 df-so 5470 df-fr 5509 df-we 5511 df-xp 5556 df-rel 5557 df-cnv 5558 df-co 5559 df-dm 5560 df-rn 5561 df-res 5562 df-ima 5563 df-pred 6143 df-ord 6189 df-on 6190 df-lim 6191 df-suc 6192 df-iota 6309 df-fun 6352 df-fn 6353 df-f 6354 df-f1 6355 df-fo 6356 df-f1o 6357 df-fv 6358 df-riota 7108 df-ov 7153 df-oprab 7154 df-mpo 7155 df-om 7575 df-1st 7683 df-2nd 7684 df-wrecs 7941 df-recs 8002 df-rdg 8040 df-1o 8096 df-2o 8097 df-oadd 8100 df-er 8283 df-map 8402 df-en 8504 df-dom 8505 df-sdom 8506 df-fin 8507 df-sup 8900 df-inf 8901 df-dju 9324 df-card 9362 df-pnf 10671 df-mnf 10672 df-xr 10673 df-ltxr 10674 df-le 10675 df-sub 10866 df-neg 10867 df-div 11292 df-nn 11633 df-2 11694 df-3 11695 df-n0 11892 df-xnn0 11962 df-z 11976 df-uz 12238 df-rp 12384 df-fz 12887 df-fzo 13028 df-fl 13156 df-mod 13232 df-seq 13364 df-exp 13424 df-hash 13685 df-cj 14452 df-re 14453 df-im 14454 df-sqrt 14588 df-abs 14589 df-dvds 15602 df-gcd 15838 df-prm 16010 df-phi 16097

This theorem is referenced by: prmdivdiv 16118 modprminveq 16131 wilthlem1 25639 wilthlem2 25640

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