English
Under suitable assumptions, the associates form a unique factorization monoid.
Русский
При определённых предпосылках ассоциированные образуют уникальный факторизационный моноид.
LaTeX
$$Associates.ufm$$
Lean4
instance ufm [CancelCommMonoidWithZero α] [UniqueFactorizationMonoid α] : UniqueFactorizationMonoid (Associates α) :=
{ (WfDvdMonoid.wfDvdMonoid_associates : WfDvdMonoid (Associates α)) with
irreducible_iff_prime := by
rw [← Associates.irreducible_iff_prime_iff]
apply UniqueFactorizationMonoid.irreducible_iff_prime }