ex2_1_2.gms:
Reference:
- Floudas, C A, Pardalos, P M, Adjiman, C S, Esposito, W R, Gumus, Z H, Harding, S T, Klepeis, J L, Meyer, C A, and Schweiger, C A, Handbook of Test Problems in Local and Global Optimization. Kluwer Academic Publishers, 1999.
- Original source: Global Model of Chapter 2 ex2.1.2.gms from Floudas e.a. Test Problems
Point:
p1
Best known point: p1 with value -213.0000
* NLP written by GAMS Convert at 07/19/01 13:39:28
*
* Equation counts
* Total E G L N X
* 3 1 0 2 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 0 0 0 0 0 0 0
*
* Nonzero counts
* Total const NL DLL
* 15 10 5 0
*
* Solve m using NLP minimizing objvar;
Variables x1,x2,x3,x4,x5,x6,objvar;
Positive Variables x1,x2,x3,x4,x5,x6;
Equations e1,e2,e3;
e1.. - (-0.5*(x1*x1 + x2*x2 + x3*x3 + x4*x4 + x5*x5) - 10.5*x1 - 7.5*x2 - 3.5*
x3 - 2.5*x4 - 1.5*x5) + 10*x6 + objvar =E= 0;
e2.. 6*x1 + 3*x2 + 3*x3 + 2*x4 + x5 =L= 6.5;
e3.. 10*x1 + 10*x3 + x6 =L= 20;
* set non default bounds
x1.up = 1;
x2.up = 1;
x3.up = 1;
x4.up = 1;
x5.up = 1;
* set non default levels
x2.l = 1;
x4.l = 1;
x5.l = 1;
x6.l = 20;
* set non default marginals
Model m / all /;
m.limrow=0; m.limcol=0;
$if NOT '%gams.u1%' == '' $include '%gams.u1%'
Solve m using NLP minimizing objvar;