Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Normal crossing singularities of a reduced curve are ordinary double points by definition.
If you allow base change, then you can even ask that $X_0$ be reduced.
Normal crossing singularities of a reduced curve are ordinary double points by definition.
Normal crossing singularities of a reduced curve are ordinary double points by definition.
If you allow base change, then you can even ask that $X_0$ be reduced.
