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problem.chgrowtype

problem.chgrowtype

Purpose
Changes the type of a row in the problem.
Synopsis
problem.chgrowtype (mindex, qrtype)
Arguments
mindex 
Array containing the rows (i.e. xpress.constraint objects, indices, or names).
qrtype 
Character array 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 two rows are changed to an equality and a free row, respectively: 
p.chgrowtype ([con1, con2], ['E', 'N'])
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 problem.chgrhsrange.
Related topics
problem.addrows, problem.chgcoltype, problem.chgrhs, problem.chgrhsrange, problem.getrowtype.

Parent Topic Reference Manual

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