Let $R$ be a Dedekind domain that isn't necessarily a PID. Let $I$ be a nonzero ideal generated by $a_1 , a_2$.
What conditions are necessary for $I=(a)$ for some $a \in R$?
2026-03-26 04:53:39.1774500819
What conditions are necessary for an ideal in a Dedekind domain to be principal?
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