I already thought of this way of getting rid of a variable. But keeping all the variables in the model, even bounded to 0, won´t slow down the simplex method? (there may be quite a lot of "removed" variables)
2009/5/27 Andrew Makhorin <[email protected]> > Rather than to "physically" remove a basic column from the problem > object with glp_del_cols you can "logically" remove it fixing it at > zero with glp_set_col_bnds(..., GLP_FX, 0, 0). In this case the basis > remains valid. > >
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