$offlisting * * Equation counts * Total E G L N X C B * 7 1 3 3 0 0 0 0 * * Variable counts * x b i s1s s2s sc si * Total cont binary integer sos1 sos2 scont sint * 7 7 0 0 0 0 0 0 * FX 0 * * Nonzero counts * Total const NL DLL * 19 11 8 0 * * Solve m using NLP minimizing objvar; Variables x1,x2,x3,x4,x5,x6,objvar; Positive Variables x1,x2,x4,x6; Equations e1,e2,e3,e4,e5,e6,e7; e1.. -(-25*sqr((-2) + x1) - sqr((-2) + x2) - sqr((-1) + x3) - sqr((-4) + x4) - sqr((-1) + x5) - sqr((-4) + x6)) + objvar =E= 0; e2.. sqr((-3) + x3) + x4 =G= 4; e3.. sqr((-3) + x5) + x6 =G= 4; e4.. x1 - 3*x2 =L= 2; e5.. - x1 + x2 =L= 2; e6.. x1 + x2 =L= 6; e7.. x1 + x2 =G= 2; * set non-default bounds x3.lo = 1; x3.up = 5; x4.up = 6; x5.lo = 1; x5.up = 5; x6.up = 10; * set non-default levels x1.l = 5; x2.l = 1; x3.l = 5; x5.l = 5; x6.l = 10; 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;