public static Func<Vector<double>, Matrix<double>, Matrix<double>> GetNumericalJacobian(
	this Func<Vector<double>, double>[] functions
)

<ExtensionAttribute>
Public Shared Function GetNumericalJacobian ( 
	functions As Func(Of Vector(Of Double), Double)()
) As Func(Of Vector(Of Double), Matrix(Of Double), Matrix(Of Double))

public:
[ExtensionAttribute]
static Func<Vector<double>^, Matrix<double>^, Matrix<double>^>^ GetNumericalJacobian(
	array<Func<Vector<double>^, double>^>^ functions
)

[<ExtensionAttribute>]
static member GetNumericalJacobian : 
        functions : Func<Vector<float>, float>[] -> Func<Vector<float>, Matrix<float>, Matrix<float>>