$offlisting * * Equation counts * Total E G L N X C B * 7 5 0 2 0 0 0 0 * * Variable counts * x b i s1s s2s sc si * Total cont binary integer sos1 sos2 scont sint * 10 10 0 0 0 0 0 0 * FX 0 * * Nonzero counts * Total const NL DLL * 30 23 7 0 * * Solve m using NLP minimizing objvar; Variables x1,x2,x3,x4,x5,x6,x7,x8,x9,objvar; Positive Variables x1,x2,x3,x4,x5,x6,x7,x8,x9; Equations e1,e2,e3,e4,e5,e6,e7; e1.. - 9*x1 - 15*x2 + 6*x3 + 16*x4 + 10*x5 + 10*x6 - objvar =E= 0; e2.. - x3 - x4 + x8 + x9 =E= 0; e3.. x1 - x5 - x8 =E= 0; e4.. x2 - x6 - x9 =E= 0; e5.. x7*x8 - 2.5*x1 + 2*x5 =L= 0; e6.. x7*x9 - 1.5*x2 + 2*x6 =L= 0; e7.. x7*x8 + x7*x9 - 3*x3 - x4 =E= 0; * set non-default bounds x1.up = 600; x2.up = 200; x3.up = 500; x4.up = 500; x5.up = 500; x6.up = 500; x7.up = 500; x8.up = 500; x9.up = 500; Model m / all /; m.limrow=0; m.limcol=0; m.tolproj=0.0; $if NOT '%gams.u1%' == '' $include '%gams.u1%' $if not set NLP $set NLP NLP Solve m using %NLP% minimizing objvar;