PointOnCurve2dGetDerivative(Int32, Curve2d, Double) Method

public Vector2d GetDerivative(
        int order,
        Curve2d curve,
        double parameter
)

Public Function GetDerivative ( 
        order As Integer,
        curve As Curve2d,
        parameter As Double
) As Vector2d

public:
Vector2d GetDerivative(
        int order, 
        Curve2d^ curve, 
        double parameter
)

member GetDerivative : 
        order : int * 
        curve : Curve2d * 
        parameter : float -> Vector2d