> i'm attaching the two file .mod and .dat to let you know > > When i run these files with glpsol, i get these two messages at the > end: > > Model has been successfully generated > and > PROBLEM HAS NO PRIMAL FEASIBLE SOLUTION > > in my opinion should exist one solution
Why do you think so? > > it's possible? The lp relaxation of your mip instance is primal infeasible, so the mip is also infeasible. I solved your instance with glpsol using the options --nomip, and/or, --nopresol and/or --exact, and in both three cases it reported infeasibility. _______________________________________________ Help-glpk mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-glpk
