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  • Extreme.Mathematics.LinearAlgebra.Sparse
    • SingleSparseCompressedColumnMatrix Class
  • SingleSparseCompressedColumnMatrix Class
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  • MultiplyAt Method
SingleSparseCompressedColumnMatrixMultiplyAt Method Extreme Optimization Numerical Libraries for .NET Professional
Multiplies the component at the specified location by a value.

Namespace: Extreme.Mathematics.LinearAlgebra.Sparse
Assembly: Extreme.Numerics.Version4x.Net40 (in Extreme.Numerics.Version4x.Net40.dll) Version: 4.2.11333.0 (5.0.12317.0)
Syntax

C#
VB
C++
F#
Copy
public override void MultiplyAt(
	int row,
	int column,
	float value
)
Public Overrides Sub MultiplyAt ( 
	row As Integer,
	column As Integer,
	value As Single
)
public:
virtual void MultiplyAt(
	int row, 
	int column, 
	float value
) override
abstract MultiplyAt : 
        row : int * 
        column : int * 
        value : float32 -> unit 
override MultiplyAt : 
        row : int * 
        column : int * 
        value : float32 -> unit 

Parameters

row
Type: SystemInt32
The row of the component.
column
Type: SystemInt32
The column of the component.
value
Type: SystemSingle
The multiplier.
Remarks

Looking up a component in a sparse matrix is a relatively expensive operation. It is therefore more efficient to get and set the value of a component in one function call that performs the lookup only once.
Version Information

Numerical Libraries

Supported in: 5.x, 4.x
See Also

Reference

SingleSparseCompressedColumnMatrix Class
Extreme.Mathematics.LinearAlgebra.Sparse Namespace

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