helix.gms
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* DNLP written by GAMS Convert at 10/06/06 11:33:36
*
* Equation counts
* Total E G L N X C
* 2 2 0 0 0 0 0
*
* Variable counts
* x b i s1s s2s sc si
* Total cont binary integer sos1 sos2 scont sint
* 5 5 0 0 0 0 0 0
* FX 0 0 0 0 0 0 0 0
*
* Nonzero counts
* Total const NL DLL
* 8 2 6 0
*
* Solve m using DNLP minimizing objvar;
Variables x1,x2,x3,x4,objvar;
Equations e1,e2;
e1.. - (0.159159637116027*max(x1,0)*arctan(x2/x1) + min(x1,0)*(0.5 +
0.159159637116027*arctan(x2/x1))) + x4 =E= 0;
e2.. - (sqr(10*x3 - 100*x4) + sqr((-10) + 10*sqrt(sqr(x1) + sqr(x2))) + sqr(x3
)) + objvar =E= 0;
* set non default bounds
* set non default levels
x1.l = -1;
* set non default marginals
Model m / all /;
m.limrow=0; m.limcol=0;
$if NOT '%gams.u1%' == '' $include '%gams.u1%'
Solve m using DNLP minimizing objvar;
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