Function Math.Central Derivative(Func<Double, Double>, Double, Double) Method
Returns an approximation to the derivative of a function.
Definition
Namespace: Extreme.Mathematics
Assembly: Extreme.Numerics (in Extreme.Numerics.dll) Version: 8.1.23
C#
A numerical approximation to the derivative of targetFunction at x.
Assembly: Extreme.Numerics (in Extreme.Numerics.dll) Version: 8.1.23
public static double CentralDerivative(
this Func<double, double> targetFunction,
double x,
out double estimatedError
)
Parameters
- targetFunction Func<Double, Double>
- A delegate that represents a function of one variable that specifies the function to differentiate.
- x Double
- The point at which to evaluate the derivative.
- estimatedError Double
- On exit, this parameter contains an estimate of the absolute error of the approximation.
Return Value
DoubleA numerical approximation to the derivative of targetFunction at x.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type Func<Double, Double>. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).Exceptions
Argument | targetFunction is null. |