Matrix.Create
Definition
Namespace: Numerics.NET
Assembly: Numerics.NET (in Numerics.NET.dll) Version: 9.0.3
Assembly: Numerics.NET (in Numerics.NET.dll) Version: 9.0.3
Overload List
| Create | Constructs a new symmetric sparse matrix. |
| Create | Constructs a new symmetric sparse matrix. |
| Create | Constructs a new symmetric sparse matrix. |
| Create | Constructs a new sparse matrix. |
CreateSparseSymmetric<T>(Int32)
Constructs a new symmetric sparse matrix.
public static SparseCompressedColumnMatrix<T> CreateSparseSymmetric<T>(
int dimension
)
Parameters
- dimension Int32
- The number of rows and columns.
Type Parameters
- T
Return Value
SparseCompressedColumnMatrix<T>A SparseCompressedColumnMatrix<T>.
Exceptions
| Argument | dimension is less than zero. |
CreateSparseSymmetric<T>(Int32, Double)
Constructs a new symmetric sparse matrix.
public static SparseCompressedColumnMatrix<T> CreateSparseSymmetric<T>(
int dimension,
double fillFactor
)
Parameters
- dimension Int32
- The number of rows and columns.
- fillFactor Double
- A value between 0 and 1 that specifies the initial capacity of nonzero elements as a proportion of the total number of elements of the matrix.
Type Parameters
- T
Return Value
SparseCompressedColumnMatrix<T>A SparseCompressedColumnMatrix<T>.
Exceptions
| Argument | dimension is less than zero. -or- fillFactor is less than or equal to zero or greater than 1. |
CreateSparseSymmetric<T>(Int32, Int32)
Constructs a new symmetric sparse matrix.
public static SparseCompressedColumnMatrix<T> CreateSparseSymmetric<T>(
int dimension,
int nonzeroCount
)
Parameters
- dimension Int32
- The number of rows and columns.
- nonzeroCount Int32
- The expected number of nonzero elements.
Type Parameters
- T
Return Value
SparseCompressedColumnMatrix<T>A SparseCompressedColumnMatrix<T>.
Exceptions
| Argument | dimension is less than zero. -or- nonzeroCount is less than zero. |
CreateSparseSymmetric<T>(Int32, Int32[], Int32[], T[])
Constructs a new sparse matrix.
public static SparseCompressedColumnMatrix<T> CreateSparseSymmetric<T>(
int rowCount,
int[] rowIndexes,
int[] columnIndexes,
T[] values
)
Parameters
- rowCount Int32
- The number of rows and columns.
- rowIndexes Int32[]
- An integer array that contains the row indexes of the nonzero elements.
- columnIndexes Int32[]
- An integer array that contains the column indexes of the nonzero elements.
- values T[]
- An array that contains the values of the nonzero elements.
Type Parameters
- T
Return Value
SparseCompressedColumnMatrix<T>A SparseCompressedColumnMatrix<T>.
Remarks
Only the elements on or above the diagonal should be included.
Exceptions
| Argument | rowCount is less than zero. |
| Argument | values is null. -or- rowIndexes is null. -or- columnIndexes is null. |
| Dimension | The length of rowIndexes is not equal to the length of values. -or- The length of columnIndexes is not equal to the length of values. |