$offlisting * * Equation counts * Total E G L N X C B * 10 8 0 2 0 0 0 0 * * Variable counts * x b i s1s s2s sc si * Total cont binary integer sos1 sos2 scont sint * 13 13 0 0 0 0 0 0 * FX 0 * * Nonzero counts * Total const NL DLL * 34 27 7 0 * * Solve m using NLP minimizing objvar; Variables x1,x2,x3,x4,x5,x6,x7,x8,x9,x10,x11,x12,objvar; Positive Variables x1,x2,x3,x4,x5,x6,x7,x8,x9,x10,x11,x12; Equations e1,e2,e3,e4,e5,e6,e7,e8,e9,e10; e1.. x1 - 6*x3 - 16*x4 - 10*x5 =E= 0; e2.. x2 - 9*x6 - 15*x7 =E= 0; e3.. x6 - x8 - x10 =E= 0; e4.. x7 - x9 - x11 =E= 0; e5.. x3 + x4 - x10 - x11 =E= 0; e6.. x5 - x8 - x9 =E= 0; e7.. x12*(x10 + x11) - 3*x3 - x4 =E= 0; e8.. x12*x10 - 2.5*x10 - 0.5*x8 =L= 0; e9.. x12*x11 - 1.5*x11 + 0.5*x9 =L= 0; e10.. x1 - x2 - objvar =E= 0; * set non-default bounds x6.up = 100; x7.up = 200; * set non-default levels x8.l = 1; x9.l = 1; x10.l = 1; x11.l = 1; x12.l = 1; 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;