$offlisting * * Equation counts * Total E G L N X C B * 1 1 0 0 0 0 0 0 * * Variable counts * x b i s1s s2s sc si * Total cont binary integer sos1 sos2 scont sint * 5 1 0 4 0 0 0 0 * FX 0 * * Nonzero counts * Total const NL DLL * 5 1 4 0 * * Solve m using MINLP minimizing objvar; Variables i1,i2,i3,i4,objvar; Integer Variables i1,i2,i3,i4; Equations e1; e1.. -sqr(0.14427932477276 - i1*i2/(i3*i4)) + objvar =E= 0; * set non-default bounds i1.lo = 12; i1.up = 60; i2.lo = 12; i2.up = 60; i3.lo = 12; i3.up = 60; i4.lo = 12; i4.up = 60; 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;