Initializing help system before first use

AddRows Method (Int32, Int32, Char[], Double[], Int32[], Int32[], Double[])

Adds rows to the optimizer matrix.

Namespace:   Optimizer
Assembly:  xprsdn (in xprsdn.dll) Version: 44.01.04
Syntax
C#
public void AddRows(
	int nrows,
	int ncoefs,
	char[] rowtype,
	double[] rhs,
	int[] start,
	int[] colind,
	double[] rowcoef
)

Parameters

nrows
Type:  System.Int32
Number of new rows.
ncoefs
Type:  System.Int32
Number of new nonzeros in the added rows.
rowtype
Type:  System.Char
Character array of length nrows containing the row types:
  • L: indicates a <= row;
  • G: indicates >= row;
  • E: indicates an = row.
  • R: indicates a range constraint;
  • N: indicates a nonbinding constraint.
rhs
Type:  System.Double
Double array of length nrows containing the right hand side elements.
start
Type:  System.Int32
Integer array of length nrows containing the offsets in the colind and rowcoef arrays of the start of the elements for each row.
colind
Type:  System.Int32
Integer array of length ncoefs containing the (contiguous) column indices for the elements in each row.
rowcoef
Type:  System.Double
Double array of length ncoefs containing the (contiguous) element values.
Remarks
This function is used in the following examples:
  • GoalProg
  • LoadLP
See Also

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