> I have this problem > > \* Problem: Unknown *\ > > Minimize > objective: + x_1 + x_2 + x_3 + x_4 + x_5 > > Subject To > constraint1: + 5 x_1 >= 48 > constraint2: + 2 x_2 >= 35 > constraint3: + 2 x_3 >= 24 > constraint4: + 2 x_4 >= 10 > constraint5: + x_5 >= 8 > > End > > After solving I got this > > No. Row name St Activity Lower bound Upper bound Marginal > ------ ------------ -- --------- ----------- ----------- -------- > 1 constraint1 NL 48 48 0.2 > 2 constraint2 NL 35 35 0.5 > 3 constraint3 NL 24 24 0.5 > 4 constraint4 NL 10 10 0.5 > 5 constraint5 NL 8 8 1 > > > then I pass to dual with > > GLPK.glp_get_row_dual(lp,rowId+1) (which give all 0) > > > I got error when I try to make bounds with > GLPK.glp_set_col_bnds(lp, colId+1, GLPKConstants.GLP_DB, low, up)
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