ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  eulerthlemh GIF version

Theorem eulerthlemh 12774
Description: Lemma for eulerth 12776. A permutation of (1...(ϕ‘𝑁)). (Contributed by Mario Carneiro, 28-Feb-2014.) (Revised by Jim Kingdon, 5-Sep-2024.)
Hypotheses
Ref Expression
eulerth.1 (𝜑 → (𝑁 ∈ ℕ ∧ 𝐴 ∈ ℤ ∧ (𝐴 gcd 𝑁) = 1))
eulerth.2 𝑆 = {𝑦 ∈ (0..^𝑁) ∣ (𝑦 gcd 𝑁) = 1}
eulerth.4 (𝜑𝐹:(1...(ϕ‘𝑁))–1-1-onto𝑆)
eulerth.h 𝐻 = (𝐹 ∘ (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)))
Assertion
Ref Expression
eulerthlemh (𝜑𝐻:(1...(ϕ‘𝑁))–1-1-onto→(1...(ϕ‘𝑁)))
Distinct variable groups:   𝑦,𝐴   𝑦,𝐹   𝑦,𝑁   𝜑,𝑦
Allowed substitution hints:   𝑆(𝑦)   𝐻(𝑦)

Proof of Theorem eulerthlemh
Dummy variables 𝑎 𝑏 𝑢 𝑣 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 eulerth.4 . . . 4 (𝜑𝐹:(1...(ϕ‘𝑁))–1-1-onto𝑆)
2 f1ocnv 5590 . . . 4 (𝐹:(1...(ϕ‘𝑁))–1-1-onto𝑆𝐹:𝑆1-1-onto→(1...(ϕ‘𝑁)))
31, 2syl 14 . . 3 (𝜑𝐹:𝑆1-1-onto→(1...(ϕ‘𝑁)))
4 eulerth.1 . . . . . . 7 (𝜑 → (𝑁 ∈ ℕ ∧ 𝐴 ∈ ℤ ∧ (𝐴 gcd 𝑁) = 1))
5 eulerth.2 . . . . . . 7 𝑆 = {𝑦 ∈ (0..^𝑁) ∣ (𝑦 gcd 𝑁) = 1}
6 eqid 2229 . . . . . . 7 (1...(ϕ‘𝑁)) = (1...(ϕ‘𝑁))
7 fveq2 5632 . . . . . . . . . 10 (𝑎 = 𝑏 → (𝐹𝑎) = (𝐹𝑏))
87oveq2d 6026 . . . . . . . . 9 (𝑎 = 𝑏 → (𝐴 · (𝐹𝑎)) = (𝐴 · (𝐹𝑏)))
98oveq1d 6025 . . . . . . . 8 (𝑎 = 𝑏 → ((𝐴 · (𝐹𝑎)) mod 𝑁) = ((𝐴 · (𝐹𝑏)) mod 𝑁))
109cbvmptv 4180 . . . . . . 7 (𝑎 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑎)) mod 𝑁)) = (𝑏 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑏)) mod 𝑁))
114, 5, 6, 1, 10eulerthlem1 12770 . . . . . 6 (𝜑 → (𝑎 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑎)) mod 𝑁)):(1...(ϕ‘𝑁))⟶𝑆)
12 fveq2 5632 . . . . . . . . . 10 (𝑎 = 𝑦 → (𝐹𝑎) = (𝐹𝑦))
1312oveq2d 6026 . . . . . . . . 9 (𝑎 = 𝑦 → (𝐴 · (𝐹𝑎)) = (𝐴 · (𝐹𝑦)))
1413oveq1d 6025 . . . . . . . 8 (𝑎 = 𝑦 → ((𝐴 · (𝐹𝑎)) mod 𝑁) = ((𝐴 · (𝐹𝑦)) mod 𝑁))
1514cbvmptv 4180 . . . . . . 7 (𝑎 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑎)) mod 𝑁)) = (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))
1615feq1i 5469 . . . . . 6 ((𝑎 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑎)) mod 𝑁)):(1...(ϕ‘𝑁))⟶𝑆 ↔ (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)):(1...(ϕ‘𝑁))⟶𝑆)
1711, 16sylib 122 . . . . 5 (𝜑 → (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)):(1...(ϕ‘𝑁))⟶𝑆)
184simp1d 1033 . . . . . . . . . 10 (𝜑𝑁 ∈ ℕ)
1918adantr 276 . . . . . . . . 9 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → 𝑁 ∈ ℕ)
204simp2d 1034 . . . . . . . . . . 11 (𝜑𝐴 ∈ ℤ)
2120adantr 276 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → 𝐴 ∈ ℤ)
22 ssrab2 3309 . . . . . . . . . . . . 13 {𝑦 ∈ (0..^𝑁) ∣ (𝑦 gcd 𝑁) = 1} ⊆ (0..^𝑁)
235, 22eqsstri 3256 . . . . . . . . . . . 12 𝑆 ⊆ (0..^𝑁)
24 fzo0ssnn0 10438 . . . . . . . . . . . . 13 (0..^𝑁) ⊆ ℕ0
25 nn0ssz 9480 . . . . . . . . . . . . 13 0 ⊆ ℤ
2624, 25sstri 3233 . . . . . . . . . . . 12 (0..^𝑁) ⊆ ℤ
2723, 26sstri 3233 . . . . . . . . . . 11 𝑆 ⊆ ℤ
28 f1of 5577 . . . . . . . . . . . . . 14 (𝐹:(1...(ϕ‘𝑁))–1-1-onto𝑆𝐹:(1...(ϕ‘𝑁))⟶𝑆)
291, 28syl 14 . . . . . . . . . . . . 13 (𝜑𝐹:(1...(ϕ‘𝑁))⟶𝑆)
3029adantr 276 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → 𝐹:(1...(ϕ‘𝑁))⟶𝑆)
31 simprl 529 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → 𝑢 ∈ (1...(ϕ‘𝑁)))
3230, 31ffvelcdmd 5776 . . . . . . . . . . 11 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑢) ∈ 𝑆)
3327, 32sselid 3222 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑢) ∈ ℤ)
3421, 33zmulcld 9591 . . . . . . . . 9 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐴 · (𝐹𝑢)) ∈ ℤ)
3529ffvelcdmda 5775 . . . . . . . . . . . 12 ((𝜑𝑣 ∈ (1...(ϕ‘𝑁))) → (𝐹𝑣) ∈ 𝑆)
3635adantrl 478 . . . . . . . . . . 11 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑣) ∈ 𝑆)
3727, 36sselid 3222 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑣) ∈ ℤ)
3821, 37zmulcld 9591 . . . . . . . . 9 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐴 · (𝐹𝑣)) ∈ ℤ)
39 moddvds 12331 . . . . . . . . 9 ((𝑁 ∈ ℕ ∧ (𝐴 · (𝐹𝑢)) ∈ ℤ ∧ (𝐴 · (𝐹𝑣)) ∈ ℤ) → (((𝐴 · (𝐹𝑢)) mod 𝑁) = ((𝐴 · (𝐹𝑣)) mod 𝑁) ↔ 𝑁 ∥ ((𝐴 · (𝐹𝑢)) − (𝐴 · (𝐹𝑣)))))
4019, 34, 38, 39syl3anc 1271 . . . . . . . 8 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (((𝐴 · (𝐹𝑢)) mod 𝑁) = ((𝐴 · (𝐹𝑣)) mod 𝑁) ↔ 𝑁 ∥ ((𝐴 · (𝐹𝑢)) − (𝐴 · (𝐹𝑣)))))
41 eqid 2229 . . . . . . . . . 10 (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)) = (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))
42 fveq2 5632 . . . . . . . . . . . 12 (𝑦 = 𝑢 → (𝐹𝑦) = (𝐹𝑢))
4342oveq2d 6026 . . . . . . . . . . 11 (𝑦 = 𝑢 → (𝐴 · (𝐹𝑦)) = (𝐴 · (𝐹𝑢)))
4443oveq1d 6025 . . . . . . . . . 10 (𝑦 = 𝑢 → ((𝐴 · (𝐹𝑦)) mod 𝑁) = ((𝐴 · (𝐹𝑢)) mod 𝑁))
45 zmodfzo 10586 . . . . . . . . . . 11 (((𝐴 · (𝐹𝑢)) ∈ ℤ ∧ 𝑁 ∈ ℕ) → ((𝐴 · (𝐹𝑢)) mod 𝑁) ∈ (0..^𝑁))
4634, 19, 45syl2anc 411 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → ((𝐴 · (𝐹𝑢)) mod 𝑁) ∈ (0..^𝑁))
4741, 44, 31, 46fvmptd3 5733 . . . . . . . . 9 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → ((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑢) = ((𝐴 · (𝐹𝑢)) mod 𝑁))
48 fveq2 5632 . . . . . . . . . . . 12 (𝑦 = 𝑣 → (𝐹𝑦) = (𝐹𝑣))
4948oveq2d 6026 . . . . . . . . . . 11 (𝑦 = 𝑣 → (𝐴 · (𝐹𝑦)) = (𝐴 · (𝐹𝑣)))
5049oveq1d 6025 . . . . . . . . . 10 (𝑦 = 𝑣 → ((𝐴 · (𝐹𝑦)) mod 𝑁) = ((𝐴 · (𝐹𝑣)) mod 𝑁))
51 simprr 531 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → 𝑣 ∈ (1...(ϕ‘𝑁)))
52 zmodfzo 10586 . . . . . . . . . . 11 (((𝐴 · (𝐹𝑣)) ∈ ℤ ∧ 𝑁 ∈ ℕ) → ((𝐴 · (𝐹𝑣)) mod 𝑁) ∈ (0..^𝑁))
5338, 19, 52syl2anc 411 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → ((𝐴 · (𝐹𝑣)) mod 𝑁) ∈ (0..^𝑁))
5441, 50, 51, 53fvmptd3 5733 . . . . . . . . 9 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → ((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑣) = ((𝐴 · (𝐹𝑣)) mod 𝑁))
5547, 54eqeq12d 2244 . . . . . . . 8 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑢) = ((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑣) ↔ ((𝐴 · (𝐹𝑢)) mod 𝑁) = ((𝐴 · (𝐹𝑣)) mod 𝑁)))
5621zcnd 9586 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → 𝐴 ∈ ℂ)
5733zcnd 9586 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑢) ∈ ℂ)
5837zcnd 9586 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑣) ∈ ℂ)
5956, 57, 58subdid 8576 . . . . . . . . 9 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐴 · ((𝐹𝑢) − (𝐹𝑣))) = ((𝐴 · (𝐹𝑢)) − (𝐴 · (𝐹𝑣))))
6059breq2d 4095 . . . . . . . 8 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝑁 ∥ (𝐴 · ((𝐹𝑢) − (𝐹𝑣))) ↔ 𝑁 ∥ ((𝐴 · (𝐹𝑢)) − (𝐴 · (𝐹𝑣)))))
6140, 55, 603bitr4d 220 . . . . . . 7 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑢) = ((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑣) ↔ 𝑁 ∥ (𝐴 · ((𝐹𝑢) − (𝐹𝑣)))))
6218nnzd 9584 . . . . . . . . . . 11 (𝜑𝑁 ∈ ℤ)
6362, 20gcdcomd 12516 . . . . . . . . . 10 (𝜑 → (𝑁 gcd 𝐴) = (𝐴 gcd 𝑁))
644simp3d 1035 . . . . . . . . . 10 (𝜑 → (𝐴 gcd 𝑁) = 1)
6563, 64eqtrd 2262 . . . . . . . . 9 (𝜑 → (𝑁 gcd 𝐴) = 1)
6665adantr 276 . . . . . . . 8 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝑁 gcd 𝐴) = 1)
6762adantr 276 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → 𝑁 ∈ ℤ)
6833, 37zsubcld 9590 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → ((𝐹𝑢) − (𝐹𝑣)) ∈ ℤ)
69 coprmdvds 12635 . . . . . . . . . 10 ((𝑁 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ ((𝐹𝑢) − (𝐹𝑣)) ∈ ℤ) → ((𝑁 ∥ (𝐴 · ((𝐹𝑢) − (𝐹𝑣))) ∧ (𝑁 gcd 𝐴) = 1) → 𝑁 ∥ ((𝐹𝑢) − (𝐹𝑣))))
7067, 21, 68, 69syl3anc 1271 . . . . . . . . 9 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → ((𝑁 ∥ (𝐴 · ((𝐹𝑢) − (𝐹𝑣))) ∧ (𝑁 gcd 𝐴) = 1) → 𝑁 ∥ ((𝐹𝑢) − (𝐹𝑣))))
71 zq 9838 . . . . . . . . . . . . 13 ((𝐹𝑢) ∈ ℤ → (𝐹𝑢) ∈ ℚ)
7233, 71syl 14 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑢) ∈ ℚ)
73 zq 9838 . . . . . . . . . . . . . 14 (𝑁 ∈ ℤ → 𝑁 ∈ ℚ)
7462, 73syl 14 . . . . . . . . . . . . 13 (𝜑𝑁 ∈ ℚ)
7574adantr 276 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → 𝑁 ∈ ℚ)
7623, 32sselid 3222 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑢) ∈ (0..^𝑁))
77 elfzole1 10369 . . . . . . . . . . . . 13 ((𝐹𝑢) ∈ (0..^𝑁) → 0 ≤ (𝐹𝑢))
7876, 77syl 14 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → 0 ≤ (𝐹𝑢))
79 elfzolt2 10370 . . . . . . . . . . . . 13 ((𝐹𝑢) ∈ (0..^𝑁) → (𝐹𝑢) < 𝑁)
8076, 79syl 14 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑢) < 𝑁)
81 modqid 10588 . . . . . . . . . . . 12 ((((𝐹𝑢) ∈ ℚ ∧ 𝑁 ∈ ℚ) ∧ (0 ≤ (𝐹𝑢) ∧ (𝐹𝑢) < 𝑁)) → ((𝐹𝑢) mod 𝑁) = (𝐹𝑢))
8272, 75, 78, 80, 81syl22anc 1272 . . . . . . . . . . 11 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → ((𝐹𝑢) mod 𝑁) = (𝐹𝑢))
8327, 35sselid 3222 . . . . . . . . . . . . . 14 ((𝜑𝑣 ∈ (1...(ϕ‘𝑁))) → (𝐹𝑣) ∈ ℤ)
8483adantrl 478 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑣) ∈ ℤ)
85 zq 9838 . . . . . . . . . . . . 13 ((𝐹𝑣) ∈ ℤ → (𝐹𝑣) ∈ ℚ)
8684, 85syl 14 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑣) ∈ ℚ)
8723, 35sselid 3222 . . . . . . . . . . . . . 14 ((𝜑𝑣 ∈ (1...(ϕ‘𝑁))) → (𝐹𝑣) ∈ (0..^𝑁))
88 elfzole1 10369 . . . . . . . . . . . . . 14 ((𝐹𝑣) ∈ (0..^𝑁) → 0 ≤ (𝐹𝑣))
8987, 88syl 14 . . . . . . . . . . . . 13 ((𝜑𝑣 ∈ (1...(ϕ‘𝑁))) → 0 ≤ (𝐹𝑣))
9089adantrl 478 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → 0 ≤ (𝐹𝑣))
9187adantrl 478 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑣) ∈ (0..^𝑁))
92 elfzolt2 10370 . . . . . . . . . . . . 13 ((𝐹𝑣) ∈ (0..^𝑁) → (𝐹𝑣) < 𝑁)
9391, 92syl 14 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝐹𝑣) < 𝑁)
94 modqid 10588 . . . . . . . . . . . 12 ((((𝐹𝑣) ∈ ℚ ∧ 𝑁 ∈ ℚ) ∧ (0 ≤ (𝐹𝑣) ∧ (𝐹𝑣) < 𝑁)) → ((𝐹𝑣) mod 𝑁) = (𝐹𝑣))
9586, 75, 90, 93, 94syl22anc 1272 . . . . . . . . . . 11 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → ((𝐹𝑣) mod 𝑁) = (𝐹𝑣))
9682, 95eqeq12d 2244 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (((𝐹𝑢) mod 𝑁) = ((𝐹𝑣) mod 𝑁) ↔ (𝐹𝑢) = (𝐹𝑣)))
97 moddvds 12331 . . . . . . . . . . 11 ((𝑁 ∈ ℕ ∧ (𝐹𝑢) ∈ ℤ ∧ (𝐹𝑣) ∈ ℤ) → (((𝐹𝑢) mod 𝑁) = ((𝐹𝑣) mod 𝑁) ↔ 𝑁 ∥ ((𝐹𝑢) − (𝐹𝑣))))
9819, 33, 37, 97syl3anc 1271 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (((𝐹𝑢) mod 𝑁) = ((𝐹𝑣) mod 𝑁) ↔ 𝑁 ∥ ((𝐹𝑢) − (𝐹𝑣))))
99 f1of1 5576 . . . . . . . . . . . 12 (𝐹:(1...(ϕ‘𝑁))–1-1-onto𝑆𝐹:(1...(ϕ‘𝑁))–1-1𝑆)
1001, 99syl 14 . . . . . . . . . . 11 (𝜑𝐹:(1...(ϕ‘𝑁))–1-1𝑆)
101 f1fveq 5905 . . . . . . . . . . 11 ((𝐹:(1...(ϕ‘𝑁))–1-1𝑆 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → ((𝐹𝑢) = (𝐹𝑣) ↔ 𝑢 = 𝑣))
102100, 101sylan 283 . . . . . . . . . 10 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → ((𝐹𝑢) = (𝐹𝑣) ↔ 𝑢 = 𝑣))
10396, 98, 1023bitr3d 218 . . . . . . . . 9 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝑁 ∥ ((𝐹𝑢) − (𝐹𝑣)) ↔ 𝑢 = 𝑣))
10470, 103sylibd 149 . . . . . . . 8 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → ((𝑁 ∥ (𝐴 · ((𝐹𝑢) − (𝐹𝑣))) ∧ (𝑁 gcd 𝐴) = 1) → 𝑢 = 𝑣))
10566, 104mpan2d 428 . . . . . . 7 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (𝑁 ∥ (𝐴 · ((𝐹𝑢) − (𝐹𝑣))) → 𝑢 = 𝑣))
10661, 105sylbid 150 . . . . . 6 ((𝜑 ∧ (𝑢 ∈ (1...(ϕ‘𝑁)) ∧ 𝑣 ∈ (1...(ϕ‘𝑁)))) → (((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑢) = ((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑣) → 𝑢 = 𝑣))
107106ralrimivva 2612 . . . . 5 (𝜑 → ∀𝑢 ∈ (1...(ϕ‘𝑁))∀𝑣 ∈ (1...(ϕ‘𝑁))(((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑢) = ((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑣) → 𝑢 = 𝑣))
108 dff13 5901 . . . . 5 ((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)):(1...(ϕ‘𝑁))–1-1𝑆 ↔ ((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)):(1...(ϕ‘𝑁))⟶𝑆 ∧ ∀𝑢 ∈ (1...(ϕ‘𝑁))∀𝑣 ∈ (1...(ϕ‘𝑁))(((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑢) = ((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))‘𝑣) → 𝑢 = 𝑣)))
10917, 107, 108sylanbrc 417 . . . 4 (𝜑 → (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)):(1...(ϕ‘𝑁))–1-1𝑆)
110 1zzd 9489 . . . . . . 7 (𝜑 → 1 ∈ ℤ)
11118phicld 12761 . . . . . . . 8 (𝜑 → (ϕ‘𝑁) ∈ ℕ)
112111nnzd 9584 . . . . . . 7 (𝜑 → (ϕ‘𝑁) ∈ ℤ)
113110, 112fzfigd 10670 . . . . . 6 (𝜑 → (1...(ϕ‘𝑁)) ∈ Fin)
114 f1oeng 6921 . . . . . 6 (((1...(ϕ‘𝑁)) ∈ Fin ∧ 𝐹:(1...(ϕ‘𝑁))–1-1-onto𝑆) → (1...(ϕ‘𝑁)) ≈ 𝑆)
115113, 1, 114syl2anc 411 . . . . 5 (𝜑 → (1...(ϕ‘𝑁)) ≈ 𝑆)
1164, 5eulerthlemfi 12771 . . . . 5 (𝜑𝑆 ∈ Fin)
117 f1finf1o 7130 . . . . 5 (((1...(ϕ‘𝑁)) ≈ 𝑆𝑆 ∈ Fin) → ((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)):(1...(ϕ‘𝑁))–1-1𝑆 ↔ (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)):(1...(ϕ‘𝑁))–1-1-onto𝑆))
118115, 116, 117syl2anc 411 . . . 4 (𝜑 → ((𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)):(1...(ϕ‘𝑁))–1-1𝑆 ↔ (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)):(1...(ϕ‘𝑁))–1-1-onto𝑆))
119109, 118mpbid 147 . . 3 (𝜑 → (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)):(1...(ϕ‘𝑁))–1-1-onto𝑆)
120 f1oco 5600 . . 3 ((𝐹:𝑆1-1-onto→(1...(ϕ‘𝑁)) ∧ (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)):(1...(ϕ‘𝑁))–1-1-onto𝑆) → (𝐹 ∘ (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))):(1...(ϕ‘𝑁))–1-1-onto→(1...(ϕ‘𝑁)))
1213, 119, 120syl2anc 411 . 2 (𝜑 → (𝐹 ∘ (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))):(1...(ϕ‘𝑁))–1-1-onto→(1...(ϕ‘𝑁)))
122 eulerth.h . . 3 𝐻 = (𝐹 ∘ (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁)))
123 f1oeq1 5565 . . 3 (𝐻 = (𝐹 ∘ (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))) → (𝐻:(1...(ϕ‘𝑁))–1-1-onto→(1...(ϕ‘𝑁)) ↔ (𝐹 ∘ (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))):(1...(ϕ‘𝑁))–1-1-onto→(1...(ϕ‘𝑁))))
124122, 123ax-mp 5 . 2 (𝐻:(1...(ϕ‘𝑁))–1-1-onto→(1...(ϕ‘𝑁)) ↔ (𝐹 ∘ (𝑦 ∈ (1...(ϕ‘𝑁)) ↦ ((𝐴 · (𝐹𝑦)) mod 𝑁))):(1...(ϕ‘𝑁))–1-1-onto→(1...(ϕ‘𝑁)))
125121, 124sylibr 134 1 (𝜑𝐻:(1...(ϕ‘𝑁))–1-1-onto→(1...(ϕ‘𝑁)))
Colors of variables: wff set class
Syntax hints:  wi 4  wa 104  wb 105  w3a 1002   = wceq 1395  wcel 2200  wral 2508  {crab 2512   class class class wbr 4083  cmpt 4145  ccnv 4719  ccom 4724  wf 5317  1-1wf1 5318  1-1-ontowf1o 5320  cfv 5321  (class class class)co 6010  cen 6898  Fincfn 6900  0cc0 8015  1c1 8016   · cmul 8020   < clt 8197  cle 8198  cmin 8333  cn 9126  0cn0 9385  cz 9462  cq 9831  ...cfz 10221  ..^cfzo 10355   mod cmo 10561  cdvds 12319   gcd cgcd 12495  ϕcphi 12752
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 617  ax-in2 618  ax-io 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-13 2202  ax-14 2203  ax-ext 2211  ax-coll 4199  ax-sep 4202  ax-nul 4210  ax-pow 4259  ax-pr 4294  ax-un 4525  ax-setind 4630  ax-iinf 4681  ax-cnex 8106  ax-resscn 8107  ax-1cn 8108  ax-1re 8109  ax-icn 8110  ax-addcl 8111  ax-addrcl 8112  ax-mulcl 8113  ax-mulrcl 8114  ax-addcom 8115  ax-mulcom 8116  ax-addass 8117  ax-mulass 8118  ax-distr 8119  ax-i2m1 8120  ax-0lt1 8121  ax-1rid 8122  ax-0id 8123  ax-rnegex 8124  ax-precex 8125  ax-cnre 8126  ax-pre-ltirr 8127  ax-pre-ltwlin 8128  ax-pre-lttrn 8129  ax-pre-apti 8130  ax-pre-ltadd 8131  ax-pre-mulgt0 8132  ax-pre-mulext 8133  ax-arch 8134  ax-caucvg 8135
This theorem depends on definitions:  df-bi 117  df-stab 836  df-dc 840  df-3or 1003  df-3an 1004  df-tru 1398  df-fal 1401  df-nf 1507  df-sb 1809  df-eu 2080  df-mo 2081  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-ne 2401  df-nel 2496  df-ral 2513  df-rex 2514  df-reu 2515  df-rmo 2516  df-rab 2517  df-v 2801  df-sbc 3029  df-csb 3125  df-dif 3199  df-un 3201  df-in 3203  df-ss 3210  df-nul 3492  df-if 3603  df-pw 3651  df-sn 3672  df-pr 3673  df-op 3675  df-uni 3889  df-int 3924  df-iun 3967  df-br 4084  df-opab 4146  df-mpt 4147  df-tr 4183  df-id 4385  df-po 4388  df-iso 4389  df-iord 4458  df-on 4460  df-ilim 4461  df-suc 4463  df-iom 4684  df-xp 4726  df-rel 4727  df-cnv 4728  df-co 4729  df-dm 4730  df-rn 4731  df-res 4732  df-ima 4733  df-iota 5281  df-fun 5323  df-fn 5324  df-f 5325  df-f1 5326  df-fo 5327  df-f1o 5328  df-fv 5329  df-riota 5963  df-ov 6013  df-oprab 6014  df-mpo 6015  df-1st 6295  df-2nd 6296  df-recs 6462  df-frec 6548  df-1o 6573  df-er 6693  df-en 6901  df-dom 6902  df-fin 6903  df-sup 7167  df-pnf 8199  df-mnf 8200  df-xr 8201  df-ltxr 8202  df-le 8203  df-sub 8335  df-neg 8336  df-reap 8738  df-ap 8745  df-div 8836  df-inn 9127  df-2 9185  df-3 9186  df-4 9187  df-n0 9386  df-z 9463  df-uz 9739  df-q 9832  df-rp 9867  df-fz 10222  df-fzo 10356  df-fl 10507  df-mod 10562  df-seqfrec 10687  df-exp 10778  df-ihash 11015  df-cj 11374  df-re 11375  df-im 11376  df-rsqrt 11530  df-abs 11531  df-dvds 12320  df-gcd 12496  df-phi 12754
This theorem is referenced by:  eulerthlemth  12775
  Copyright terms: Public domain W3C validator