Public Shared ReadOnly NaN As DoubleComplex

public static readonly DoubleComplex NaN

public:
static initonly DoubleComplex NaN

This constant is returned when the result of an operation is undefined.

NaN is returned when the result of a floating-point operation involving complex numbers is undefined. Use IsNaN(DoubleComplex) to determine whether a value is not a number. It is not possible to determine whether a value is not a number by comparing it to another value equal to NaN.