$offlisting * * Equation counts * Total E G L N X C B * 3 1 2 0 0 0 0 0 * * Variable counts * x b i s1s s2s sc si * Total cont binary integer sos1 sos2 scont sint * 4 2 0 2 0 0 0 0 * FX 0 * * Nonzero counts * Total const NL DLL * 8 1 7 0 * * Solve m using MINLP minimizing objvar; Variables i1,i2,x3,objvar; Positive Variables x3; Integer Variables i1,i2; Equations e1,e2,e3; e1.. -sqr(i1)*i2 =G= -675; e2.. -0.1*sqr(i1)*sqr(x3) =G= -0.419; e3.. 0.00201*POWER(i1,4)*i2*sqr(x3) + objvar =E= 0; * set non-default bounds i1.up = 200; i2.up = 200; x3.up = 0.2; * set non-default levels i1.l = 1; i2.l = 1; x3.l = 0.1; Model m / all /; m.limrow=0; m.limcol=0; m.tolproj=0.0; $if NOT '%gams.u1%' == '' $include '%gams.u1%' $if not set MINLP $set MINLP MINLP Solve m using %MINLP% minimizing objvar;