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  • BandMatrix Class
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• SparseMatrix Class
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SparseMatrix Members

SparseMatrix Class Constructors Methods Properties See Also

The SparseMatrix type exposes the following members.

Constructors

	Name	Description
	SparseMatrix	Overloaded.

Methods

	Name	Description
	AbsoluteMax	Returns the value of the component in this matrix that has the largest absolute value. (Inherited from Matrix.)
	AbsoluteMin	Returns the value of the component in this matrix that has the smallest absolute value. (Inherited from Matrix.)
	Add	Overloaded.
	AddAt	Adds a value to the component at the specified location.
	AddProductToVector	Multiplies a Vector by this Matrix and stores the result in a second vector of type DenseVector. (Inherited from Matrix.)
	Apply	Applies a function to the elements of a matrix. (Inherited from Matrix.)
	ApplyToColumns	Overloaded.
	ApplyToRows	Overloaded.
	AsDenseMatrix	Returns this matrix as a dense matrix. (Inherited from Matrix.)
	AsGeneralMatrix	Obsolete. Returns this matrix as a dense matrix. (Inherited from Matrix.)
	Clone	Overloaded.
	CloneData	Gives this instance its own copy of its elements. (Inherited from Matrix.)
	CloneShape	Creates a new matrix that has the same number of rows and columns and optionally preserves the writable structure. (Inherited from Matrix.)
	ComponentwiseDivide	Divides the components of this instance by the corresponding components of another matrix. (Inherited from Matrix.)
	ComponentwiseMultiply	Overloaded.
	CopyTo	Copies the components of this matrix to another matrix. (Inherited from Matrix.)
	DivideAt	Divides the component at the specified location by a value.
	Equals	Overloaded.
	EstimateConditionNumber	Calculates an estimate for the condition number of this matrix. (Inherited from Matrix.)
	ExtractTriangle	Constructs an upper or lower triangular sparse matrix from a general sparse matrix.
	Finalize	Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
	FrobeniusNorm	Returns the Frobenius norm of this matrix. (Inherited from Matrix.)
	GetCholeskyDecomposition	Overloaded.
	GetColumn	Overloaded. Returns a column or part of a column of this Matrix.
	GetColumnEnumerator	Obsolete. Gets an IEnumerator than can be used to enumerate the columns of this Matrix. (Inherited from Matrix.)
	GetColumnSums	Returns the sums of the components of each column of the matrix. (Overrides Matrix..::..GetColumnSums()()()().)
	GetComponents	Overloaded.
	GetConditionNumber	Calculates the condition number of this matrix. (Inherited from Matrix.)
	GetDeterminant	Calculates the determinant of this matrix. (Overrides Matrix..::..GetDeterminant()()()().)
	GetDiagonal	Overloaded.
	GetEigenvalueDecomposition	Overloaded.
	GetExponential	Computes the matrix exponential of a square matrix. (Inherited from Matrix.)
	GetHashCode	Overloaded.
	GetInverse	Overloaded.
	GetLUDecomposition	Overloaded.
	GetNonzeroComponents	Returns the nonzero components
	GetObjectData	Populates a SerializationInfo with the values needed to serialize the target object. (Inherited from Matrix.)
	GetParallelColumnEnumerator	Obsolete. Returns a Partitioner instance that allows you to enumerate the columns of this Matrix in parallel. (Inherited from Matrix.)
	GetParallelRowEnumerator	Obsolete. Returns a Partitioner instance that allows you to enumerate the rows of this Matrix in parallel. (Inherited from Matrix.)
	GetPseudoInverse	Calculates the Moore-Penrose pseudo-inverse of this matrix. (Inherited from Matrix.)
	GetQRDecomposition	Overloaded.
	GetRow	Overloaded. Returns a row or part of a row of this Matrix.
	GetRowEnumerator	Obsolete. Returns an IEnumerator instance that allows you to enumerate the rows of this Matrix. (Inherited from Matrix.)
	GetRowSums	Returns the sums of the components of each row of the matrix. (Overrides Matrix..::..GetRowSums()()()().)
	GetSingularValueDecomposition	Overloaded.
	GetSingularValues	Gets a vector containing the singular values of the matrix. (Inherited from Matrix.)
	GetSubmatrix	Overloaded.
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	GetValue	Gets the matrix component at the specified position. (Overrides Matrix..::..GetValue(Int32, Int32).)
	IncrementNonzeroCount	Called by inheritors to increment the number of nonzero components by the specified amount.
	InfinityNorm	Returns the infinity norm of this matrix. (Inherited from Matrix.)
	InsertClique	Inserts a two-dimensional set of values at the specified positions in the sparse matrix.
	InsertColumn	Inserts a set of values at the specified column in the sparse matrix.
	InsertEntries	Inserts a set of values at the specified positions in the sparse matrix.
	InsertEntry	Inserts a value at the specified position in the sparse matrix.
	InsertRow	Inserts a set of values at the specified row in the sparse matrix.
	IsComponentWritable	Returns a value that indicates whether the value of the component at the specified row and column can be changed. (Inherited from Matrix.)
	IsSingular	Gets a value indicating whether this matrix is singular. (Inherited from Matrix.)
	Max	Returns the value of the largest component in this matrix. (Inherited from Matrix.)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	Min	Returns the value of the smallest component in this matrix. (Inherited from Matrix.)
	Multiply	Overloaded.
	MultiplyAt	Multiplies the component at the specified location by a value.
	MultiplyTranspose	Overloaded.
	NormInternal	Calculates a matrix norm. (Inherited from Matrix.)
	OneNorm	Returns the 1-norm of this matrix. (Inherited from Matrix.)
	PermuteColumns	Permutes the columns of the matrix using the specified Permutation. (Inherited from Matrix.)
	PermuteRows	Permutes the rows of the matrix using the specified Permutation. (Inherited from Matrix.)
	PermuteRowsAndColumns	Overloaded.
	Rank	Overloaded. Returns the numerical rank of the matrix.
	ScaleColumns	Scales the columns of the matrix by the values specified by a vector. (Inherited from Matrix.)
	ScaleRows	Scales the rows of the matrix by the values specified by a vector. (Inherited from Matrix.)
	SetToZero	Sets all elements of the matrix to zero. (Inherited from Matrix.)
	SetValue	Overloaded.
	ShallowCopy	Makes a shallow copy of this matrix. (Inherited from Matrix.)
	Solve	Overloaded. Solves the system of simultaneous linear equations represented by this instance.
	SolveTo	Solves the system for the specified right-hand side. (Inherited from LinearOperator.)
	SolveTranspose	Overloaded. Solves the transposed system of simultaneous linear equations represented by this instance.
	SolveTransposeTo	Solves the transposed system for the specified right-hand side. (Inherited from LinearOperator.)
	SortColumns	Overloaded.
	SortRows	Overloaded.
	SparseGetValue	Gets the matrix component at the specified position.
	SparseSetValue	Sets the matrix component at the specified position to the specified value.
	SubtractAt	Subtracts a value from the component at the specified location.
	SwapColumns	Swaps the columns with the specified indices. (Inherited from Matrix.)
	SwapRows	Interchanges the specified rows of the matrix. (Overrides Matrix..::..SwapRows(Int32, Int32).)
	ToArray	Overloaded.
	ToDenseMatrix	Makes a copy of this instance and returns it as a dense matrix. (Inherited from Matrix.)
	ToGeneralMatrix	Obsolete. Makes a copy of this instance and returns it as a dense matrix. (Inherited from Matrix.)
	ToString	Overloaded.
	Trace	Gets the sum of the diagonal elements of this matrix. (Inherited from Matrix.)
	Transpose	Returns the transpose of this instance. (Inherited from Matrix.)
	TwoNorm	Returns the two-norm of this matrix. (Inherited from Matrix.)
	UnscaleColumns	Scales the columns of the matrix by the inverse of the values specified by a vector. (Inherited from Matrix.)
	UnscaleRows	Scales the rows of the matrix by the inverse of the values specified by a vector. (Inherited from Matrix.)

Properties

	Name	Description
	ColumnCount	Gets the number of columns in the matrix. (Inherited from Matrix.)
	Columns	Gets the ColumnCollection for this instance. (Inherited from Matrix.)
	ColumnwiseComponents	Enumerates the components of the matrix column by column. (Inherited from Matrix.)
	DiagonalMode	Gets a value that indicates whether the diagonal elements of a triangular sparse matrix are all equal to 1.
	ElementOrder	Gets a value indicating the order in which the matrix elements are stored. (Inherited from Matrix.)
	FillFactor	Gets the fraction of nonzero components in the matrix.
	IsLowerTriangular	Gets a value that indicates if all components of the matrix above the main diagonal are zero. (Inherited from Matrix.)
	IsSparse	Gets a value that indicates whether the matrix is sparse. (Overrides Matrix..::..IsSparse.)
	IsSymmetrical	Gets a value that indicates if the matrix is symmetrical about the main diagonal. (Inherited from Matrix.)
	IsUnitDiagonal	Gets a value indicating whether all diagonal elements of this instance are equal to 1. (Overrides Matrix..::..IsUnitDiagonal.)
	IsUpperTriangular	Gets a value that indicates if all components of the matrix below the main diagonal are zero. (Inherited from Matrix.)
	Item	Overloaded.
	NonzeroComponents	Gets a collection of the nonzero components of the matrix. (Inherited from Matrix.)
	NonzeroCount	Gets the number of nonzero components in the matrix.
	RowCount	Gets the number of rows in the matrix. (Inherited from Matrix.)
	Rows	Gets the RowCollection for this instance. (Inherited from Matrix.)
	RowwiseComponents	Enumerates the components of the matrix column by column. (Inherited from Matrix.)
	Structure	Gets a value that indicates the structure of the sparse matrix.
	TriangleMode	Gets a value that indicates whether a TriangularMatrix is upper or lower triangular.
	WritableComponents	Enumerates the writable components of the matrix column by column. (Inherited from Matrix.)

See Also

SparseMatrix Class

Extreme.Mathematics.LinearAlgebra Namespace

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