$offlisting * * Equation counts * Total E G L N X C B * 21 1 0 20 0 0 0 0 * * Variable counts * x b i s1s s2s sc si * Total cont binary integer sos1 sos2 scont sint * 25 25 0 0 0 0 0 0 * FX 0 * * Nonzero counts * Total const NL DLL * 121 97 24 0 * * Solve m using NLP minimizing objvar; Variables x1,x2,x3,x4,x5,x6,x7,x8,x9,x10,x11,x12,x13,x14,x15,x16,x17,x18,x19 ,x20,x21,x22,x23,x24,objvar; Positive Variables x1,x2,x3,x4,x5,x6,x7,x8,x9,x10,x11,x12,x13,x14,x15,x16,x17 ,x18,x19,x20,x21,x22,x23,x24; Equations e1,e2,e3,e4,e5,e6,e7,e8,e9,e10,e11,e12,e13,e14,e15,e16,e17,e18,e19 ,e20,e21; e1.. - x1 - x5 - x9 - x13 - x17 - x21 =L= -29; e2.. x1 + x5 + x9 + x13 + x17 + x21 =L= 29; e3.. - x2 - x6 - x10 - x14 - x18 - x22 =L= -41; e4.. x2 + x6 + x10 + x14 + x18 + x22 =L= 41; e5.. - x3 - x7 - x11 - x15 - x19 - x23 =L= -13; e6.. x3 + x7 + x11 + x15 + x19 + x23 =L= 13; e7.. - x4 - x8 - x12 - x16 - x20 - x24 =L= -21; e8.. x4 + x8 + x12 + x16 + x20 + x24 =L= 21; e9.. - x1 - x2 - x3 - x4 =L= -8; e10.. x1 + x2 + x3 + x4 =L= 8; e11.. - x5 - x6 - x7 - x8 =L= -24; e12.. x5 + x6 + x7 + x8 =L= 24; e13.. - x9 - x10 - x11 - x12 =L= -20; e14.. x9 + x10 + x11 + x12 =L= 20; e15.. - x13 - x14 - x15 - x16 =L= -24; e16.. x13 + x14 + x15 + x16 =L= 24; e17.. - x17 - x18 - x19 - x20 =L= -16; e18.. x17 + x18 + x19 + x20 =L= 16; e19.. - x21 - x22 - x23 - x24 =L= -12; e20.. x21 + x22 + x23 + x24 =L= 12; e21.. -(300*x1 - 7*sqr(x1) - 4*sqr(x2) + 270*x2 - 6*sqr(x3) + 460*x3 - 8*sqr(x4 ) + 800*x4 - 12*sqr(x5) + 740*x5 - 9*sqr(x6) + 600*x6 - 14*sqr(x7) + 540* x7 - 7*sqr(x8) + 380*x8 - 13*sqr(x9) + 300*x9 - 12*sqr(x10) + 490*x10 - 8 *sqr(x11) + 380*x11 - 4*sqr(x12) + 760*x12 - 7*sqr(x13) + 430*x13 - 9* sqr(x14) + 250*x14 - 16*sqr(x15) + 390*x15 - 8*sqr(x16) + 600*x16 - 4* sqr(x17) + 210*x17 - 10*sqr(x18) + 830*x18 - 21*sqr(x19) + 470*x19 - 13* sqr(x20) + 680*x20 - 17*sqr(x21) + 360*x21 - 9*sqr(x22) + 290*x22 - 8* sqr(x23) + 400*x23 - 4*sqr(x24) + 310*x24) + objvar =E= 0; 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;