Nuprl Lemma : prime_divs_prod 2,24

p:. prime(p (a1a2:p | a1a2  p | a1  p | a2
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DefinitionsP  Q, b | a, prime(a), x:AB(x), t  T, Dec(P), P  Q, P  Q, P & Q, P  Q, A, False
Lemmascoprime prod, coprime iff ndivides, decidable divides, prime wf, divides wf

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