$offlisting * * Equation counts * Total E G L N X C B * 4 2 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 * 10 3 7 0 * * Solve m using MINLP minimizing objvar; Variables i1,i2,x3,objvar; Positive Variables x3; Integer Variables i1,i2; Equations e1,e2,e3,e4; e1.. 420.169404664517*sqrt(900 + sqr(i1)) - x3*i1*i2 =E= 0; e2.. - x3 =G= -100; e3.. (2960.87631843 + 18505.4769901875*sqr(i2))/(7200 + sqr(i1)) - x3 =G= 0; e4.. -0.04712385*sqrt(900 + sqr(i1))*i2 + objvar =E= 0; * set non-default bounds i1.up = 200; i2.up = 200; x3.up = 100; * set non-default levels i1.l = 100; i2.l = 100; x3.l = 100; 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;