Function to sort an array into descending order by the first nKeys and returns the permutation vector.

Namespace: Imsl.Stat
Assembly: ImslCS (in ImslCS.dll) Version: 6.5.0.0

Syntax

C#
public static void Descending(
	double[,] ra,
	int nKeys,
	int[] iperm
)
Visual Basic (Declaration)
Public Shared Sub Descending ( _
	ra As Double(,), _
	nKeys As Integer, _
	iperm As Integer() _
)
Visual C++
public:
static void Descending(
	array<double,2>^ ra, 
	int nKeys, 
	array<int>^ iperm
)

Parameters

ra
Type: array< System..::.Double ,2>[,](,)[,]
a double array to be sorted into descending order.
nKeys
Type: System..::.Int32
int containing the first nKeys columns of ra to be used as the sorting keys.
iperm
Type: array< System..::.Int32 >[]()[]
an int array specifying the rearrangement (permutation) of the observations (rows) of ra.

See Also