On Tue, 13 May 2008, Xie Zhengwei wrote: > This script tried to get max and min of every variable. > > no $lp->std_basis output > 1 0.727273 0.000000 > 2 1.000000 0.000000 > 3 1.000000 0.000000 > 4 1.000000 0.000000 > 5 0.000000 0.000000 > 6 0.000000 -1.000000 > 7 1.916667 0.000000 > 8 3.000000 0.000000 > 9 8.000000 0.000000 > 10 3.000000 0.000000 > 11 8.000000 8.000000 > 12 -21.000000 -21.000000 > 13 4.500000 0.000000 > > with $lp->std_basis output > > 1 0.000000 0.000000 > 2 1.000000 0.000000 > 3 1.000000 0.000000 > 4 1.000000 0.000000 > 5 0.000000 0.000000 > 6 0.000000 0.000000 > 7 0.000000 0.000000 > 8 0.000000 0.000000 > 9 0.000000 0.000000 > 10 0.000000 0.000000 > 11 8.000000 0.000000 > 12 0.000000 0.000000 > 13 0.000000 0.000000
It's possible that you gave it a hard problem. How big are your reduced costs? What constraints are tight? -- Michael [EMAIL PROTECTED] "Those parts of the system that you can hit with a hammer (not advised) are called Hardware; those program instructions that you can only curse at are called Software." _______________________________________________ Help-glpk mailing list [email protected] http://lists.gnu.org/mailman/listinfo/help-glpk
