[Osi] Simple question about addRow and addCol

[Stefan Vigerske]

Hi,

rows or columns are always added at the end.
When deleting row or columns, I think the order is kept but holes are 
filled. You better delete rows or columns only at the end to be sure.

Stefan

On 09/12/2012 05:18 PM, Victor Miller wrote:
> I'm new to OsiSolverInterface, and am a little frustrated at not being able
> to find very much in the way explanation of typical ways to use it.  The
> Doxygen docs only really help once you get the hang of it.  In any case,
> here's my simple question: when adding a row via addRow (or addRows) or a
> column via addColumn how do you find out the row number (resp. column
> number) of the newly added entity?  It's necessary to know this when, for
> example, I might want to delete a row, or change its upper or lower
> bounds.  Will the new row (resp. column) always be added "at the end" (i.e.
> the number will be numRows, or numCols).  Do deleted rows or columns leaves
> holes that are never filled?
>
>
> Victor
>
>
>
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