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  • Combine Method

FunctionMathCombine Method

Extreme Optimization Numerical Libraries for .NET Professional
Constructs a multivariate function returning a vector from an array of multivariate function delegates.

Namespace:  Extreme.Mathematics
Assembly:  Extreme.Numerics (in Extreme.Numerics.dll) Version: 8.1.1
Syntax

C#
VB
C++
F#
Copy
public static Func<Vector<double>, Vector<double>> Combine(
	this Func<Vector<double>, double>[] functions
)
<ExtensionAttribute>
Public Shared Function Combine ( 
	functions As Func(Of Vector(Of Double), Double)()
) As Func(Of Vector(Of Double), Vector(Of Double))
public:
[ExtensionAttribute]
static Func<Vector<double>^, Vector<double>^>^ Combine(
	array<Func<Vector<double>^, double>^>^ functions
)
[<ExtensionAttribute>]
static member Combine : 
        functions : Func<Vector<float>, float>[] -> Func<Vector<float>, Vector<float>> 

Parameters

functions
Type: SystemFuncVectorDouble, Double
An array of multivariate function delegates.

Return Value

Type: FuncVectorDouble, VectorDouble
A multivariate function returning a vector whose return values correspond to the return values of the elements of functions

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type . 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).
Remarks

Use this method to combine several multivariate functions that return a real number into one multivariate function returning a vector that returns a vector containing each of the function values.

Note that there is a slight performance loss over defining the multivariate function returning a vector directly because of the overhead of invoking multiple delegates instead of one.

See Also

Reference

FunctionMath Class
Extreme.Mathematics Namespace

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