SplineDerivative Method (Double, Int32) |
Returns the value of the derivative of the spline at a point.
Namespace: Imsl.MathAssembly: ImslCS (in ImslCS.dll) Version: 6.5.2.0
Syntax public virtual double Derivative(
double x,
int ideriv
)
Public Overridable Function Derivative (
x As Double,
ideriv As Integer
) As Double
public:
virtual double Derivative(
double x,
int ideriv
)
abstract Derivative :
x : float *
ideriv : int -> float
override Derivative :
x : float *
ideriv : int -> float
Parameters
- x
- Type: SystemDouble
A double, the point at which the derivative is to be
evaluated.
- ideriv
- Type: SystemInt32
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
Type:
Double
A
double containing the value of the derivative of the spline
at the point x.
See Also