Nodal surface
In algebraic geometry, a nodal surface is a surface in a (usually complex) projective space whose only singularities are nodes. A major problem about them is to find the maximum number of nodes of a nodal surface of given degree.
In algebraic geometry, a nodal surface is a surface in a (usually complex) projective space whose only singularities are nodes. A major problem about them is to find the maximum number of nodes of a nodal surface of given degree.
In algebraic geometry, a nodal surface is a surface in a (usually complex) projective space whose only singularities are nodes. A major problem about them is to find the maximum number of nodes of a nodal surface of given degree.
Source: Wikipedia "Nodal surface" · CC BY-SA 4.0
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