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  • Syr2k Method
IBlasLevel3TSyr2k Method Extreme Optimization Numerical Libraries for .NET Professional
Performs a rank 2k update of a symmetric matrix.

Namespace: Extreme.Mathematics.Generic.LinearAlgebra.Providers
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#
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void Syr2k(
	MatrixTriangle triangleMode,
	TransposeOperation trans,
	int n,
	int k,
	T alpha,
	T[] a,
	int aOffset,
	int lda,
	T[] b,
	int bOffset,
	int ldb,
	T beta,
	T[] c,
	int cOffset,
	int ldc
)
Sub Syr2k ( 
	triangleMode As MatrixTriangle,
	trans As TransposeOperation,
	n As Integer,
	k As Integer,
	alpha As T,
	a As T(),
	aOffset As Integer,
	lda As Integer,
	b As T(),
	bOffset As Integer,
	ldb As Integer,
	beta As T,
	c As T(),
	cOffset As Integer,
	ldc As Integer
)
void Syr2k(
	MatrixTriangle triangleMode, 
	TransposeOperation trans, 
	int n, 
	int k, 
	T alpha, 
	array<T>^ a, 
	int aOffset, 
	int lda, 
	array<T>^ b, 
	int bOffset, 
	int ldb, 
	T beta, 
	array<T>^ c, 
	int cOffset, 
	int ldc
)
abstract Syr2k : 
        triangleMode : MatrixTriangle * 
        trans : TransposeOperation * 
        n : int * 
        k : int * 
        alpha : 'T * 
        a : 'T[] * 
        aOffset : int * 
        lda : int * 
        b : 'T[] * 
        bOffset : int * 
        ldb : int * 
        beta : 'T * 
        c : 'T[] * 
        cOffset : int * 
        ldc : int -> unit 

Parameters

triangleMode
Type: Extreme.MathematicsMatrixTriangle
Specifies whether the elements of the matrix a are stored in the upper or lower triangular part.
trans
Type: Extreme.MathematicsTransposeOperation
Specifies the operation to be performed on the matrix a.
n
Type: SystemInt32
The number of rows and columns in the matrix c.
k
Type: SystemInt32
The number of columns in the matrix a transformed as specified by transA.
alpha
Type: T
The scalar used to multiply the matrix-matrix product.
a
Type: T
Reference to the first element in a one-dimensional array containing the elements of the first matrix.
aOffset
Type: SystemInt32
Offset into a.
lda
Type: SystemInt32
Leading dimension of a.
b
Type: T
Reference to the first element in a one-dimensional array containing the elements of the second matrix.
bOffset
Type: SystemInt32
Offset into b.
ldb
Type: SystemInt32
Leading dimension of b.
beta
Type: T
The scalar used to multiply y.
c
Type: T
Reference to the first element in a one-dimensional array containing the elements of the third matrix.
cOffset
Type: SystemInt32
Offset into c.
ldc
Type: SystemInt32
Leading dimension of c.
Version Information

Numerical Libraries

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

Reference

IBlasLevel3T Interface
Extreme.Mathematics.Generic.LinearAlgebra.Providers Namespace

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