Returns the value of the derivative of the spline at a point.
Namespace:
Imsl.Math
Assembly:
ImslCS (in ImslCS.dll) Version: 6.5.0.0
Syntax
Visual Basic (Declaration) |
---|
Public Overridable Function Derivative ( _
x As Double, _
ideriv As Integer _
) As Double |
Parameters
- x
- Type: System..::.Double
A double, the point at which the derivative is to be
evaluated.
- ideriv
- Type: System..::.Int32
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