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    • Sum(T) Method (IEnumerable(T), Func(T, Double))
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  • Sum(T) Method (IEnumerable(T), Func(T, Double))

FunctionMathSumT Method (IEnumerableT, FuncT, Double)

Extreme Optimization Numerical Libraries for .NET Professional
Computes the sum of an expression evaluated for each member of a collection.

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

C#
VB
C++
F#
Copy
public static double Sum<T>(
	IEnumerable<T> collection,
	Func<T, double> terms
)
Public Shared Function Sum(Of T) ( 
	collection As IEnumerable(Of T),
	terms As Func(Of T, Double)
) As Double
public:
generic<typename T>
static double Sum(
	IEnumerable<T>^ collection, 
	Func<T, double>^ terms
)
static member Sum : 
        collection : IEnumerable<'T> * 
        terms : Func<'T, float> -> float 

Parameters

collection
Type: System.Collections.GenericIEnumerableT
An enumerable collection of elements of type T.
terms
Type: SystemFuncT, Double
A delegate that returns the value of the specified term.

Type Parameters

T
The type of the elements of the collection.

Return Value

Type: Double
The sum of terms evaluated for each element of collection.
Exceptions

ExceptionCondition
ArgumentNullException

terms is .

See Also

Reference

FunctionMath Class
Sum Overload
Extreme.Mathematics Namespace

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