FunctionWithDerivative Delegate

Represents an objective function that also computes the derivative.

Definition

Namespace: Numerics.NET
Assembly: Numerics.NET (in Numerics.NET.dll) Version: 10.0.0

public delegate double FunctionWithDerivative(
	double x,
	out double derivative
)

Visual Basic

Public Delegate Function FunctionWithDerivative ( 
	x As Double,
	<OutAttribute> ByRef derivative As Double
) As Double

C++/CLI

public delegate double FunctionWithDerivative(
	double x, 
	[OutAttribute] double% derivative
)

type FunctionWithDerivative = 
    delegate of 
        x : float * 
        derivative : float byref -> float

x Double: The value at which to evaluate the function
derivative Double: When this method returns, the derivative of the function at x.

Double
The value of the function at x.