Returns the value of the derivative of the spline at a point.

Parameters

x

A double, the point at which the derivative is to be evaluated.

ideriv

An int specifying the derivative to be computed. If zero, the function value is returned. If one, the first derivative is returned, etc.

Return Value

A double containing the value of the derivative of the spline at the point x.

See Also

Spline Class | Imsl.Math Namespace | Spline.Derivative Overload List

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