Initializing help system before first use

ROWS

Description
Number of rows (i.e. constraints) in the matrix.
Type
Integer
Note
If the matrix is in a presolved state, this attribute returns the number of rows in the presolved matrix. If you require the value for the original matrix then use the ORIGINALROWS attribute instead. The PRESOLVESTATE attribute can be used to test if the matrix is presolved or not. See also Working with Presolve.
Set by routines
XPRSaddrows, XPRSdelrows, XPRSloadglobal, XPRSloadlp, XPRSloadqglobal, XPRSloadlp, XPRSlpoptimize ( LPOPTIMIZE), XPRSmipoptimize ( MIPOPTIMIZE), XPRSreadprob.

Parent Topic Problem Attributes

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