Let $\Lambda$ be a Dedekind domain and $\mathcal{m}$ be a maximal ideal of $\Lambda$.
Is it possible that $\mathcal{m}=\mathcal{m}^2$?
If not, how can I prove it?
Let $\Lambda$ be a Dedekind domain and $\mathcal{m}$ be a maximal ideal of $\Lambda$.
Is it possible that $\mathcal{m}=\mathcal{m}^2$?
If not, how can I prove it?