Nef cone
= Nef cone
{title2=$\operatorname{Nef}(X)$}
The nef cone is the closed <convex cone> of <nef divisor> classes. It is dual to the <closed cone of curves>. Its interior is the <ample cone> on a <projective scheme>.
= Nef cone
{title2=$\operatorname{Nef}(X)$}
The nef cone is the closed <convex cone> of <nef divisor> classes. It is dual to the <closed cone of curves>. Its interior is the <ample cone> on a <projective scheme>.