> When I delete columns, I obtain this message: > GLPK internal error: 1 <= k && k <= m; file glpapi01.c, line 1115
> But, columns are non-basic > Why? > I had obtained this error in july 2007: > http://www.nabble.com/Error-delete-column-td11391062.html#a11391062 > Actually, I use GLPK 4.25 and this correction is present in this version Thank you for the bug report. Could you please provide the following information: a) which version of glpk you are using? (Just type 'glpsol -v'.) b) which glpk api routines were called since the last successful call to glp_simplex (or lpx_simplex, or lpx_warm_up)? _______________________________________________ Bug-glpk mailing list [email protected] http://lists.gnu.org/mailman/listinfo/bug-glpk
