Matrix..::..ApplyToColumns Method (Func<(Of <(<'Vector, Double>)>)>)

Applies a function to each column in a matrix and returns the result as a vector.

Namespace: Extreme.Mathematics
Assembly: Extreme.Numerics.Net40 (in Extreme.Numerics.Net40.dll) Version: 4.2.11333.0 (4.2.12253.0)

Syntax

C#
public DenseVector ApplyToColumns( Func<Vector, double> function )

Visual Basic (Declaration)
Public Function ApplyToColumns ( _ function As Func(Of Vector, Double) _ ) As DenseVector

Visual C++
public: DenseVector^ ApplyToColumns( Func<Vector^, double>^ function )

F#
member ApplyToColumns : function:Func<Vector, float> -> DenseVector

function: Type: System..::..Func<(Of <(<'Vector, Double>)>)>
A delegate that represents a multivariate function.

A DenseVector whose components are the result of applying function to each column of the matrix.

The length of the returned vector equals the number of columns in the matrix.

Exception	Condition
System..::..ArgumentNullException	function is nullNothingnullptra null reference (Nothing in Visual Basic).