Step
*
3
of Lemma
prime_ideals_in_int_ring
1. i : ℕ+@i
2. prime(i)@i
3. v : ℤ@i
4. w : ℤ@i
5. ∃c:ℤ. ((c * i) = (v * w) ∈ ℤ)@i
⊢ (∃c:ℤ. ((c * i) = v ∈ ℤ)) ∨ (∃c:ℤ. ((c * i) = w ∈ ℤ))
BY
{ ExRepD }
1
1. i : ℕ+@i
2. prime(i)@i
3. v : ℤ@i
4. w : ℤ@i
5. c : ℤ@i
6. (c * i) = (v * w) ∈ ℤ@i
⊢ (∃c:ℤ. ((c * i) = v ∈ ℤ)) ∨ (∃c:ℤ. ((c * i) = w ∈ ℤ))
Latex:
Latex:
1. i : \mBbbN{}\msupplus{}@i
2. prime(i)@i
3. v : \mBbbZ{}@i
4. w : \mBbbZ{}@i
5. \mexists{}c:\mBbbZ{}. ((c * i) = (v * w))@i
\mvdash{} (\mexists{}c:\mBbbZ{}. ((c * i) = v)) \mvee{} (\mexists{}c:\mBbbZ{}. ((c * i) = w))
By
Latex:
ExRepD
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