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XPRSchgrowtype

Purpose
Used to change the type of a row in the matrix.
Topic area
Problem Modification
Synopsis
int XPRS_CC XPRSchgrowtype(XPRSprob prob, int nrows, const int rowind[], const char rowtype[]);
Arguments
prob 
The current problem.
nrows 
Number of rows to change.
rowind 
Integer array of length nrows containing the indices of the rows.
rowtype 
Character array of length nrows giving the new row types:
L 
indicates a ≤ row;
E 
indicates an = row;
G 
indicates a ≥ row;
R 
indicates a range row;
N 
indicates a free row.
Example
Here row 4 is changed to an equality row: 
rowind[0] = 4; rowtype[0] = 'E';
XPRSchgrowtype(prob,1,rowind,rowtype);
See also example repair.c.
Further information
A row can be changed to a range type row by first changing the row to an R or L type row and then changing the range on the row using XPRSchgrhsrange.
Related topics
XPRSaddrows, XPRSchgcoltype, XPRSchgrhs, XPRSchgrhsrange, XPRSdelrows, XPRSgetrowtype.

Parent Topic Console and Library Functions

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