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Theorem coprmprod 15597
Description: The product of the elements of a sequence of pairwise coprime positive integers is coprime to a positive integer which is coprime to all integers of the sequence. (Contributed by AV, 18-Aug-2020.)
Assertion
Ref Expression
coprmprod (((𝑀 ∈ Fin ∧ 𝑀 ⊆ ℕ ∧ 𝑁 ∈ ℕ) ∧ 𝐹:ℕ⟶ℕ ∧ ∀𝑚𝑀 ((𝐹𝑚) gcd 𝑁) = 1) → (∀𝑚𝑀𝑛 ∈ (𝑀 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 → (∏𝑚𝑀 (𝐹𝑚) gcd 𝑁) = 1))
Distinct variable groups:   𝑚,𝐹   𝑚,𝑀,𝑛   𝑚,𝑁,𝑛
Allowed substitution hint:   𝐹(𝑛)

Proof of Theorem coprmprod
Dummy variables 𝑥 𝑦 𝑧 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 sseq1 3767 . . . . . . . . 9 (𝑥 = ∅ → (𝑥 ⊆ ℕ ↔ ∅ ⊆ ℕ))
213anbi1d 1552 . . . . . . . 8 (𝑥 = ∅ → ((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ↔ (∅ ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ)))
3 raleq 3277 . . . . . . . 8 (𝑥 = ∅ → (∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ↔ ∀𝑚 ∈ ∅ ((𝐹𝑚) gcd 𝑁) = 1))
4 difeq1 3864 . . . . . . . . . 10 (𝑥 = ∅ → (𝑥 ∖ {𝑚}) = (∅ ∖ {𝑚}))
54raleqdv 3283 . . . . . . . . 9 (𝑥 = ∅ → (∀𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 ↔ ∀𝑛 ∈ (∅ ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
65raleqbi1dv 3285 . . . . . . . 8 (𝑥 = ∅ → (∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 ↔ ∀𝑚 ∈ ∅ ∀𝑛 ∈ (∅ ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
72, 3, 63anbi123d 1548 . . . . . . 7 (𝑥 = ∅ → (((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) ↔ ((∅ ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ ∅ ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ ∅ ∀𝑛 ∈ (∅ ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)))
8 prodeq1 14858 . . . . . . . . 9 (𝑥 = ∅ → ∏𝑚𝑥 (𝐹𝑚) = ∏𝑚 ∈ ∅ (𝐹𝑚))
98oveq1d 6829 . . . . . . . 8 (𝑥 = ∅ → (∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = (∏𝑚 ∈ ∅ (𝐹𝑚) gcd 𝑁))
109eqeq1d 2762 . . . . . . 7 (𝑥 = ∅ → ((∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = 1 ↔ (∏𝑚 ∈ ∅ (𝐹𝑚) gcd 𝑁) = 1))
117, 10imbi12d 333 . . . . . 6 (𝑥 = ∅ → ((((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = 1) ↔ (((∅ ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ ∅ ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ ∅ ∀𝑛 ∈ (∅ ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚 ∈ ∅ (𝐹𝑚) gcd 𝑁) = 1)))
12 sseq1 3767 . . . . . . . . 9 (𝑥 = 𝑦 → (𝑥 ⊆ ℕ ↔ 𝑦 ⊆ ℕ))
13123anbi1d 1552 . . . . . . . 8 (𝑥 = 𝑦 → ((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ↔ (𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ)))
14 raleq 3277 . . . . . . . 8 (𝑥 = 𝑦 → (∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ↔ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1))
15 difeq1 3864 . . . . . . . . . 10 (𝑥 = 𝑦 → (𝑥 ∖ {𝑚}) = (𝑦 ∖ {𝑚}))
1615raleqdv 3283 . . . . . . . . 9 (𝑥 = 𝑦 → (∀𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 ↔ ∀𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
1716raleqbi1dv 3285 . . . . . . . 8 (𝑥 = 𝑦 → (∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 ↔ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
1813, 14, 173anbi123d 1548 . . . . . . 7 (𝑥 = 𝑦 → (((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) ↔ ((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)))
19 prodeq1 14858 . . . . . . . . 9 (𝑥 = 𝑦 → ∏𝑚𝑥 (𝐹𝑚) = ∏𝑚𝑦 (𝐹𝑚))
2019oveq1d 6829 . . . . . . . 8 (𝑥 = 𝑦 → (∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁))
2120eqeq1d 2762 . . . . . . 7 (𝑥 = 𝑦 → ((∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = 1 ↔ (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1))
2218, 21imbi12d 333 . . . . . 6 (𝑥 = 𝑦 → ((((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = 1) ↔ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)))
23 sseq1 3767 . . . . . . . . 9 (𝑥 = (𝑦 ∪ {𝑧}) → (𝑥 ⊆ ℕ ↔ (𝑦 ∪ {𝑧}) ⊆ ℕ))
24233anbi1d 1552 . . . . . . . 8 (𝑥 = (𝑦 ∪ {𝑧}) → ((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ↔ ((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ)))
25 raleq 3277 . . . . . . . 8 (𝑥 = (𝑦 ∪ {𝑧}) → (∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ↔ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1))
26 difeq1 3864 . . . . . . . . . 10 (𝑥 = (𝑦 ∪ {𝑧}) → (𝑥 ∖ {𝑚}) = ((𝑦 ∪ {𝑧}) ∖ {𝑚}))
2726raleqdv 3283 . . . . . . . . 9 (𝑥 = (𝑦 ∪ {𝑧}) → (∀𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 ↔ ∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
2827raleqbi1dv 3285 . . . . . . . 8 (𝑥 = (𝑦 ∪ {𝑧}) → (∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 ↔ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
2924, 25, 283anbi123d 1548 . . . . . . 7 (𝑥 = (𝑦 ∪ {𝑧}) → (((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) ↔ (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)))
30 prodeq1 14858 . . . . . . . . 9 (𝑥 = (𝑦 ∪ {𝑧}) → ∏𝑚𝑥 (𝐹𝑚) = ∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚))
3130oveq1d 6829 . . . . . . . 8 (𝑥 = (𝑦 ∪ {𝑧}) → (∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁))
3231eqeq1d 2762 . . . . . . 7 (𝑥 = (𝑦 ∪ {𝑧}) → ((∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = 1 ↔ (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁) = 1))
3329, 32imbi12d 333 . . . . . 6 (𝑥 = (𝑦 ∪ {𝑧}) → ((((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = 1) ↔ ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁) = 1)))
34 sseq1 3767 . . . . . . . . 9 (𝑥 = 𝑀 → (𝑥 ⊆ ℕ ↔ 𝑀 ⊆ ℕ))
35343anbi1d 1552 . . . . . . . 8 (𝑥 = 𝑀 → ((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ↔ (𝑀 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ)))
36 raleq 3277 . . . . . . . 8 (𝑥 = 𝑀 → (∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ↔ ∀𝑚𝑀 ((𝐹𝑚) gcd 𝑁) = 1))
37 difeq1 3864 . . . . . . . . . 10 (𝑥 = 𝑀 → (𝑥 ∖ {𝑚}) = (𝑀 ∖ {𝑚}))
3837raleqdv 3283 . . . . . . . . 9 (𝑥 = 𝑀 → (∀𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 ↔ ∀𝑛 ∈ (𝑀 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
3938raleqbi1dv 3285 . . . . . . . 8 (𝑥 = 𝑀 → (∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 ↔ ∀𝑚𝑀𝑛 ∈ (𝑀 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
4035, 36, 393anbi123d 1548 . . . . . . 7 (𝑥 = 𝑀 → (((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) ↔ ((𝑀 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑀 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑀𝑛 ∈ (𝑀 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)))
41 prodeq1 14858 . . . . . . . . 9 (𝑥 = 𝑀 → ∏𝑚𝑥 (𝐹𝑚) = ∏𝑚𝑀 (𝐹𝑚))
4241oveq1d 6829 . . . . . . . 8 (𝑥 = 𝑀 → (∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = (∏𝑚𝑀 (𝐹𝑚) gcd 𝑁))
4342eqeq1d 2762 . . . . . . 7 (𝑥 = 𝑀 → ((∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = 1 ↔ (∏𝑚𝑀 (𝐹𝑚) gcd 𝑁) = 1))
4440, 43imbi12d 333 . . . . . 6 (𝑥 = 𝑀 → ((((𝑥 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑥 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑥𝑛 ∈ (𝑥 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑥 (𝐹𝑚) gcd 𝑁) = 1) ↔ (((𝑀 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑀 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑀𝑛 ∈ (𝑀 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑀 (𝐹𝑚) gcd 𝑁) = 1)))
45 prod0 14892 . . . . . . . . . . 11 𝑚 ∈ ∅ (𝐹𝑚) = 1
4645a1i 11 . . . . . . . . . 10 (𝑁 ∈ ℕ → ∏𝑚 ∈ ∅ (𝐹𝑚) = 1)
4746oveq1d 6829 . . . . . . . . 9 (𝑁 ∈ ℕ → (∏𝑚 ∈ ∅ (𝐹𝑚) gcd 𝑁) = (1 gcd 𝑁))
48 nnz 11611 . . . . . . . . . 10 (𝑁 ∈ ℕ → 𝑁 ∈ ℤ)
49 1gcd 15476 . . . . . . . . . 10 (𝑁 ∈ ℤ → (1 gcd 𝑁) = 1)
5048, 49syl 17 . . . . . . . . 9 (𝑁 ∈ ℕ → (1 gcd 𝑁) = 1)
5147, 50eqtrd 2794 . . . . . . . 8 (𝑁 ∈ ℕ → (∏𝑚 ∈ ∅ (𝐹𝑚) gcd 𝑁) = 1)
52513ad2ant2 1129 . . . . . . 7 ((∅ ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → (∏𝑚 ∈ ∅ (𝐹𝑚) gcd 𝑁) = 1)
53523ad2ant1 1128 . . . . . 6 (((∅ ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ ∅ ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ ∅ ∀𝑛 ∈ (∅ ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚 ∈ ∅ (𝐹𝑚) gcd 𝑁) = 1)
54 nfv 1992 . . . . . . . . . . . . . . . 16 𝑚(((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦))
55 nfcv 2902 . . . . . . . . . . . . . . . 16 𝑚(𝐹𝑧)
56 simprl 811 . . . . . . . . . . . . . . . 16 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → 𝑦 ∈ Fin)
57 unss 3930 . . . . . . . . . . . . . . . . . . 19 ((𝑦 ⊆ ℕ ∧ {𝑧} ⊆ ℕ) ↔ (𝑦 ∪ {𝑧}) ⊆ ℕ)
58 vex 3343 . . . . . . . . . . . . . . . . . . . . . 22 𝑧 ∈ V
5958snss 4460 . . . . . . . . . . . . . . . . . . . . 21 (𝑧 ∈ ℕ ↔ {𝑧} ⊆ ℕ)
6059biimpri 218 . . . . . . . . . . . . . . . . . . . 20 ({𝑧} ⊆ ℕ → 𝑧 ∈ ℕ)
6160adantl 473 . . . . . . . . . . . . . . . . . . 19 ((𝑦 ⊆ ℕ ∧ {𝑧} ⊆ ℕ) → 𝑧 ∈ ℕ)
6257, 61sylbir 225 . . . . . . . . . . . . . . . . . 18 ((𝑦 ∪ {𝑧}) ⊆ ℕ → 𝑧 ∈ ℕ)
63623ad2ant1 1128 . . . . . . . . . . . . . . . . 17 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → 𝑧 ∈ ℕ)
6463adantr 472 . . . . . . . . . . . . . . . 16 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → 𝑧 ∈ ℕ)
65 simprr 813 . . . . . . . . . . . . . . . 16 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → ¬ 𝑧𝑦)
66 simpll3 1259 . . . . . . . . . . . . . . . . . 18 (((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) ∧ 𝑚𝑦) → 𝐹:ℕ⟶ℕ)
67 simpl 474 . . . . . . . . . . . . . . . . . . . . . 22 ((𝑦 ⊆ ℕ ∧ {𝑧} ⊆ ℕ) → 𝑦 ⊆ ℕ)
6857, 67sylbir 225 . . . . . . . . . . . . . . . . . . . . 21 ((𝑦 ∪ {𝑧}) ⊆ ℕ → 𝑦 ⊆ ℕ)
69683ad2ant1 1128 . . . . . . . . . . . . . . . . . . . 20 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → 𝑦 ⊆ ℕ)
7069adantr 472 . . . . . . . . . . . . . . . . . . 19 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → 𝑦 ⊆ ℕ)
7170sselda 3744 . . . . . . . . . . . . . . . . . 18 (((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) ∧ 𝑚𝑦) → 𝑚 ∈ ℕ)
7266, 71ffvelrnd 6524 . . . . . . . . . . . . . . . . 17 (((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) ∧ 𝑚𝑦) → (𝐹𝑚) ∈ ℕ)
7372nncnd 11248 . . . . . . . . . . . . . . . 16 (((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) ∧ 𝑚𝑦) → (𝐹𝑚) ∈ ℂ)
74 fveq2 6353 . . . . . . . . . . . . . . . 16 (𝑚 = 𝑧 → (𝐹𝑚) = (𝐹𝑧))
75 simpr 479 . . . . . . . . . . . . . . . . . . . 20 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝐹:ℕ⟶ℕ) → 𝐹:ℕ⟶ℕ)
7662adantr 472 . . . . . . . . . . . . . . . . . . . 20 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝐹:ℕ⟶ℕ) → 𝑧 ∈ ℕ)
7775, 76ffvelrnd 6524 . . . . . . . . . . . . . . . . . . 19 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝐹:ℕ⟶ℕ) → (𝐹𝑧) ∈ ℕ)
78773adant2 1126 . . . . . . . . . . . . . . . . . 18 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → (𝐹𝑧) ∈ ℕ)
7978adantr 472 . . . . . . . . . . . . . . . . 17 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → (𝐹𝑧) ∈ ℕ)
8079nncnd 11248 . . . . . . . . . . . . . . . 16 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → (𝐹𝑧) ∈ ℂ)
8154, 55, 56, 64, 65, 73, 74, 80fprodsplitsn 14939 . . . . . . . . . . . . . . 15 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → ∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) = (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧)))
8281oveq1d 6829 . . . . . . . . . . . . . 14 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁) = ((∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧)) gcd 𝑁))
8356, 72fprodnncl 14904 . . . . . . . . . . . . . . . . 17 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → ∏𝑚𝑦 (𝐹𝑚) ∈ ℕ)
8483nnzd 11693 . . . . . . . . . . . . . . . 16 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → ∏𝑚𝑦 (𝐹𝑚) ∈ ℤ)
8579nnzd 11693 . . . . . . . . . . . . . . . 16 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → (𝐹𝑧) ∈ ℤ)
8684, 85zmulcld 11700 . . . . . . . . . . . . . . 15 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧)) ∈ ℤ)
87483ad2ant2 1129 . . . . . . . . . . . . . . . 16 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → 𝑁 ∈ ℤ)
8887adantr 472 . . . . . . . . . . . . . . 15 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → 𝑁 ∈ ℤ)
89 gcdcom 15457 . . . . . . . . . . . . . . 15 (((∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧)) ∈ ℤ ∧ 𝑁 ∈ ℤ) → ((∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧)) gcd 𝑁) = (𝑁 gcd (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧))))
9086, 88, 89syl2anc 696 . . . . . . . . . . . . . 14 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → ((∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧)) gcd 𝑁) = (𝑁 gcd (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧))))
9182, 90eqtrd 2794 . . . . . . . . . . . . 13 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁) = (𝑁 gcd (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧))))
9291ex 449 . . . . . . . . . . . 12 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁) = (𝑁 gcd (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧)))))
93923ad2ant1 1128 . . . . . . . . . . 11 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁) = (𝑁 gcd (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧)))))
9493com12 32 . . . . . . . . . 10 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁) = (𝑁 gcd (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧)))))
9594adantr 472 . . . . . . . . 9 (((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)) → ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁) = (𝑁 gcd (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧)))))
9695imp 444 . . . . . . . 8 ((((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)) ∧ (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)) → (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁) = (𝑁 gcd (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧))))
97 simpl2 1230 . . . . . . . . . . . . . . 15 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → 𝑁 ∈ ℕ)
9897, 83, 793jca 1123 . . . . . . . . . . . . . 14 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → (𝑁 ∈ ℕ ∧ ∏𝑚𝑦 (𝐹𝑚) ∈ ℕ ∧ (𝐹𝑧) ∈ ℕ))
9998ex 449 . . . . . . . . . . . . 13 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (𝑁 ∈ ℕ ∧ ∏𝑚𝑦 (𝐹𝑚) ∈ ℕ ∧ (𝐹𝑧) ∈ ℕ)))
100993ad2ant1 1128 . . . . . . . . . . . 12 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (𝑁 ∈ ℕ ∧ ∏𝑚𝑦 (𝐹𝑚) ∈ ℕ ∧ (𝐹𝑧) ∈ ℕ)))
101100com12 32 . . . . . . . . . . 11 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (𝑁 ∈ ℕ ∧ ∏𝑚𝑦 (𝐹𝑚) ∈ ℕ ∧ (𝐹𝑧) ∈ ℕ)))
102101adantr 472 . . . . . . . . . 10 (((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)) → ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (𝑁 ∈ ℕ ∧ ∏𝑚𝑦 (𝐹𝑚) ∈ ℕ ∧ (𝐹𝑧) ∈ ℕ)))
103102imp 444 . . . . . . . . 9 ((((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)) ∧ (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)) → (𝑁 ∈ ℕ ∧ ∏𝑚𝑦 (𝐹𝑚) ∈ ℕ ∧ (𝐹𝑧) ∈ ℕ))
104 gcdcom 15457 . . . . . . . . . . . . . . . 16 ((𝑁 ∈ ℤ ∧ ∏𝑚𝑦 (𝐹𝑚) ∈ ℤ) → (𝑁 gcd ∏𝑚𝑦 (𝐹𝑚)) = (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁))
10588, 84, 104syl2anc 696 . . . . . . . . . . . . . . 15 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ (𝑦 ∈ Fin ∧ ¬ 𝑧𝑦)) → (𝑁 gcd ∏𝑚𝑦 (𝐹𝑚)) = (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁))
106105ex 449 . . . . . . . . . . . . . 14 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (𝑁 gcd ∏𝑚𝑦 (𝐹𝑚)) = (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁)))
1071063ad2ant1 1128 . . . . . . . . . . . . 13 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (𝑁 gcd ∏𝑚𝑦 (𝐹𝑚)) = (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁)))
108107com12 32 . . . . . . . . . . . 12 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (𝑁 gcd ∏𝑚𝑦 (𝐹𝑚)) = (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁)))
109108adantr 472 . . . . . . . . . . 11 (((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)) → ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (𝑁 gcd ∏𝑚𝑦 (𝐹𝑚)) = (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁)))
110109imp 444 . . . . . . . . . 10 ((((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)) ∧ (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)) → (𝑁 gcd ∏𝑚𝑦 (𝐹𝑚)) = (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁))
11168a1i 11 . . . . . . . . . . . . . 14 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → ((𝑦 ∪ {𝑧}) ⊆ ℕ → 𝑦 ⊆ ℕ))
112 idd 24 . . . . . . . . . . . . . 14 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (𝑁 ∈ ℕ → 𝑁 ∈ ℕ))
113 idd 24 . . . . . . . . . . . . . 14 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (𝐹:ℕ⟶ℕ → 𝐹:ℕ⟶ℕ))
114111, 112, 1133anim123d 1555 . . . . . . . . . . . . 13 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → (𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ)))
115 ssun1 3919 . . . . . . . . . . . . . 14 𝑦 ⊆ (𝑦 ∪ {𝑧})
116 ssralv 3807 . . . . . . . . . . . . . 14 (𝑦 ⊆ (𝑦 ∪ {𝑧}) → (∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 → ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1))
117115, 116mp1i 13 . . . . . . . . . . . . 13 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 → ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1))
118 ssralv 3807 . . . . . . . . . . . . . . 15 (𝑦 ⊆ (𝑦 ∪ {𝑧}) → (∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 → ∀𝑚𝑦𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
119115, 118mp1i 13 . . . . . . . . . . . . . 14 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 → ∀𝑚𝑦𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
120115a1i 11 . . . . . . . . . . . . . . . . 17 (((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ 𝑚𝑦) → 𝑦 ⊆ (𝑦 ∪ {𝑧}))
121120ssdifd 3889 . . . . . . . . . . . . . . . 16 (((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ 𝑚𝑦) → (𝑦 ∖ {𝑚}) ⊆ ((𝑦 ∪ {𝑧}) ∖ {𝑚}))
122 ssralv 3807 . . . . . . . . . . . . . . . 16 ((𝑦 ∖ {𝑚}) ⊆ ((𝑦 ∪ {𝑧}) ∖ {𝑚}) → (∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 → ∀𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
123121, 122syl 17 . . . . . . . . . . . . . . 15 (((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ 𝑚𝑦) → (∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 → ∀𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
124123ralimdva 3100 . . . . . . . . . . . . . 14 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (∀𝑚𝑦𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 → ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
125119, 124syld 47 . . . . . . . . . . . . 13 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → (∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 → ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1))
126114, 117, 1253anim123d 1555 . . . . . . . . . . . 12 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → ((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)))
127126imim1d 82 . . . . . . . . . . 11 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → ((((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1) → ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)))
128127imp31 447 . . . . . . . . . 10 ((((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)) ∧ (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)
129110, 128eqtrd 2794 . . . . . . . . 9 ((((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)) ∧ (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)) → (𝑁 gcd ∏𝑚𝑦 (𝐹𝑚)) = 1)
130 rpmulgcd 15497 . . . . . . . . 9 (((𝑁 ∈ ℕ ∧ ∏𝑚𝑦 (𝐹𝑚) ∈ ℕ ∧ (𝐹𝑧) ∈ ℕ) ∧ (𝑁 gcd ∏𝑚𝑦 (𝐹𝑚)) = 1) → (𝑁 gcd (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧))) = (𝑁 gcd (𝐹𝑧)))
131103, 129, 130syl2anc 696 . . . . . . . 8 ((((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)) ∧ (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)) → (𝑁 gcd (∏𝑚𝑦 (𝐹𝑚) · (𝐹𝑧))) = (𝑁 gcd (𝐹𝑧)))
132 vsnid 4354 . . . . . . . . . . . . . . 15 𝑧 ∈ {𝑧}
133132olci 405 . . . . . . . . . . . . . 14 (𝑧𝑦𝑧 ∈ {𝑧})
134 elun 3896 . . . . . . . . . . . . . 14 (𝑧 ∈ (𝑦 ∪ {𝑧}) ↔ (𝑧𝑦𝑧 ∈ {𝑧}))
135133, 134mpbir 221 . . . . . . . . . . . . 13 𝑧 ∈ (𝑦 ∪ {𝑧})
13674oveq1d 6829 . . . . . . . . . . . . . . 15 (𝑚 = 𝑧 → ((𝐹𝑚) gcd 𝑁) = ((𝐹𝑧) gcd 𝑁))
137136eqeq1d 2762 . . . . . . . . . . . . . 14 (𝑚 = 𝑧 → (((𝐹𝑚) gcd 𝑁) = 1 ↔ ((𝐹𝑧) gcd 𝑁) = 1))
138137rspcv 3445 . . . . . . . . . . . . 13 (𝑧 ∈ (𝑦 ∪ {𝑧}) → (∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 → ((𝐹𝑧) gcd 𝑁) = 1))
139135, 138mp1i 13 . . . . . . . . . . . 12 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → (∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 → ((𝐹𝑧) gcd 𝑁) = 1))
140139imp 444 . . . . . . . . . . 11 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1) → ((𝐹𝑧) gcd 𝑁) = 1)
14178nnzd 11693 . . . . . . . . . . . . . 14 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → (𝐹𝑧) ∈ ℤ)
142 gcdcom 15457 . . . . . . . . . . . . . 14 ((𝑁 ∈ ℤ ∧ (𝐹𝑧) ∈ ℤ) → (𝑁 gcd (𝐹𝑧)) = ((𝐹𝑧) gcd 𝑁))
14387, 141, 142syl2anc 696 . . . . . . . . . . . . 13 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → (𝑁 gcd (𝐹𝑧)) = ((𝐹𝑧) gcd 𝑁))
144143eqeq1d 2762 . . . . . . . . . . . 12 (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → ((𝑁 gcd (𝐹𝑧)) = 1 ↔ ((𝐹𝑧) gcd 𝑁) = 1))
145144adantr 472 . . . . . . . . . . 11 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1) → ((𝑁 gcd (𝐹𝑧)) = 1 ↔ ((𝐹𝑧) gcd 𝑁) = 1))
146140, 145mpbird 247 . . . . . . . . . 10 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1) → (𝑁 gcd (𝐹𝑧)) = 1)
1471463adant3 1127 . . . . . . . . 9 ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (𝑁 gcd (𝐹𝑧)) = 1)
148147adantl 473 . . . . . . . 8 ((((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)) ∧ (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)) → (𝑁 gcd (𝐹𝑧)) = 1)
14996, 131, 1483eqtrd 2798 . . . . . . 7 ((((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) ∧ (((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1)) ∧ (((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1)) → (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁) = 1)
150149exp31 631 . . . . . 6 ((𝑦 ∈ Fin ∧ ¬ 𝑧𝑦) → ((((𝑦 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑦 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑦𝑛 ∈ (𝑦 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑦 (𝐹𝑚) gcd 𝑁) = 1) → ((((𝑦 ∪ {𝑧}) ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚 ∈ (𝑦 ∪ {𝑧})∀𝑛 ∈ ((𝑦 ∪ {𝑧}) ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚 ∈ (𝑦 ∪ {𝑧})(𝐹𝑚) gcd 𝑁) = 1)))
15111, 22, 33, 44, 53, 150findcard2s 8368 . . . . 5 (𝑀 ∈ Fin → (((𝑀 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) ∧ ∀𝑚𝑀 ((𝐹𝑚) gcd 𝑁) = 1 ∧ ∀𝑚𝑀𝑛 ∈ (𝑀 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1) → (∏𝑚𝑀 (𝐹𝑚) gcd 𝑁) = 1))
1521513expd 1447 . . . 4 (𝑀 ∈ Fin → ((𝑀 ⊆ ℕ ∧ 𝑁 ∈ ℕ ∧ 𝐹:ℕ⟶ℕ) → (∀𝑚𝑀 ((𝐹𝑚) gcd 𝑁) = 1 → (∀𝑚𝑀𝑛 ∈ (𝑀 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 → (∏𝑚𝑀 (𝐹𝑚) gcd 𝑁) = 1))))
1531523expd 1447 . . 3 (𝑀 ∈ Fin → (𝑀 ⊆ ℕ → (𝑁 ∈ ℕ → (𝐹:ℕ⟶ℕ → (∀𝑚𝑀 ((𝐹𝑚) gcd 𝑁) = 1 → (∀𝑚𝑀𝑛 ∈ (𝑀 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 → (∏𝑚𝑀 (𝐹𝑚) gcd 𝑁) = 1))))))
1541533imp 1102 . 2 ((𝑀 ∈ Fin ∧ 𝑀 ⊆ ℕ ∧ 𝑁 ∈ ℕ) → (𝐹:ℕ⟶ℕ → (∀𝑚𝑀 ((𝐹𝑚) gcd 𝑁) = 1 → (∀𝑚𝑀𝑛 ∈ (𝑀 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 → (∏𝑚𝑀 (𝐹𝑚) gcd 𝑁) = 1))))
1551543imp 1102 1 (((𝑀 ∈ Fin ∧ 𝑀 ⊆ ℕ ∧ 𝑁 ∈ ℕ) ∧ 𝐹:ℕ⟶ℕ ∧ ∀𝑚𝑀 ((𝐹𝑚) gcd 𝑁) = 1) → (∀𝑚𝑀𝑛 ∈ (𝑀 ∖ {𝑚})((𝐹𝑚) gcd (𝐹𝑛)) = 1 → (∏𝑚𝑀 (𝐹𝑚) gcd 𝑁) = 1))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 196  wo 382  wa 383  w3a 1072   = wceq 1632  wcel 2139  wral 3050  cdif 3712  cun 3713  wss 3715  c0 4058  {csn 4321  wf 6045  cfv 6049  (class class class)co 6814  Fincfn 8123  1c1 10149   · cmul 10153  cn 11232  cz 11589  cprod 14854   gcd cgcd 15438
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1871  ax-4 1886  ax-5 1988  ax-6 2054  ax-7 2090  ax-8 2141  ax-9 2148  ax-10 2168  ax-11 2183  ax-12 2196  ax-13 2391  ax-ext 2740  ax-rep 4923  ax-sep 4933  ax-nul 4941  ax-pow 4992  ax-pr 5055  ax-un 7115  ax-inf2 8713  ax-cnex 10204  ax-resscn 10205  ax-1cn 10206  ax-icn 10207  ax-addcl 10208  ax-addrcl 10209  ax-mulcl 10210  ax-mulrcl 10211  ax-mulcom 10212  ax-addass 10213  ax-mulass 10214  ax-distr 10215  ax-i2m1 10216  ax-1ne0 10217  ax-1rid 10218  ax-rnegex 10219  ax-rrecex 10220  ax-cnre 10221  ax-pre-lttri 10222  ax-pre-lttrn 10223  ax-pre-ltadd 10224  ax-pre-mulgt0 10225  ax-pre-sup 10226
This theorem depends on definitions:  df-bi 197  df-or 384  df-an 385  df-3or 1073  df-3an 1074  df-tru 1635  df-fal 1638  df-ex 1854  df-nf 1859  df-sb 2047  df-eu 2611  df-mo 2612  df-clab 2747  df-cleq 2753  df-clel 2756  df-nfc 2891  df-ne 2933  df-nel 3036  df-ral 3055  df-rex 3056  df-reu 3057  df-rmo 3058  df-rab 3059  df-v 3342  df-sbc 3577  df-csb 3675  df-dif 3718  df-un 3720  df-in 3722  df-ss 3729  df-pss 3731  df-nul 4059  df-if 4231  df-pw 4304  df-sn 4322  df-pr 4324  df-tp 4326  df-op 4328  df-uni 4589  df-int 4628  df-iun 4674  df-br 4805  df-opab 4865  df-mpt 4882  df-tr 4905  df-id 5174  df-eprel 5179  df-po 5187  df-so 5188  df-fr 5225  df-se 5226  df-we 5227  df-xp 5272  df-rel 5273  df-cnv 5274  df-co 5275  df-dm 5276  df-rn 5277  df-res 5278  df-ima 5279  df-pred 5841  df-ord 5887  df-on 5888  df-lim 5889  df-suc 5890  df-iota 6012  df-fun 6051  df-fn 6052  df-f 6053  df-f1 6054  df-fo 6055  df-f1o 6056  df-fv 6057  df-isom 6058  df-riota 6775  df-ov 6817  df-oprab 6818  df-mpt2 6819  df-om 7232  df-1st 7334  df-2nd 7335  df-wrecs 7577  df-recs 7638  df-rdg 7676  df-1o 7730  df-oadd 7734  df-er 7913  df-en 8124  df-dom 8125  df-sdom 8126  df-fin 8127  df-sup 8515  df-inf 8516  df-oi 8582  df-card 8975  df-pnf 10288  df-mnf 10289  df-xr 10290  df-ltxr 10291  df-le 10292  df-sub 10480  df-neg 10481  df-div 10897  df-nn 11233  df-2 11291  df-3 11292  df-n0 11505  df-z 11590  df-uz 11900  df-rp 12046  df-fz 12540  df-fzo 12680  df-fl 12807  df-mod 12883  df-seq 13016  df-exp 13075  df-hash 13332  df-cj 14058  df-re 14059  df-im 14060  df-sqrt 14194  df-abs 14195  df-clim 14438  df-prod 14855  df-dvds 15203  df-gcd 15439
This theorem is referenced by:  coprmproddvdslem  15598
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