SuperLUColumnOrderingMethod Property |
The method used to permute the columns of the
input matrix.
Namespace: Imsl.MathAssembly: ImslCS (in ImslCS.dll) Version: 6.5.2.0
Syntax public SuperLUColumnOrdering ColumnOrderingMethod { get; set; }
Public Property ColumnOrderingMethod As SuperLUColumnOrdering
Get
Set
public:
property SuperLUColumnOrdering ColumnOrderingMethod {
SuperLUColumnOrdering get ();
void set (SuperLUColumnOrdering value);
}
member ColumnOrderingMethod : SuperLUColumnOrdering with get, set
Property Value
Type:
SuperLUColumnOrdering
A
ColumnOrdering scalar specifying how the columns
of the input matrix are to be permuted for sparsity preservation.
value | method |
---|
Natural | natural ordering, that is ,
I the identity matrix. |
MinimumDegreeAtPlusA | minimum degree ordering on the structure of
|
MinimumDegreeAtA | minimum degree ordering on the structure of
|
ColumnApproximateMinimumDegree | column approximate minimum degree ordering |
Exceptions Exception | Condition |
---|
ArgumentException |
is thrown if value is not
one of the above values.
|
Remarks
By default, value = SuperLU.ColumnOrderingMethod.ColumnApproximateMinimumDegree.
See Also