ex9_1_1.gms:
References:
- 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.
- Clark, P A, and Westerberg, A W, Bilevel Programming for Steady-State Chemical Process Design-i. Fundamentals and Algorithms. Comput. Chem. Eng. 14 (1990), 87.
- Original source: Global Model of Chapter 9 ex9.1.1.gms from Floudas e.a. Test Problems
Point:
p1
Best known point: p1 with value -13.0000
<![CDATA[
* NLP written by GAMS Convert at 07/19/01 13:40:17
*
* Equation counts
* Total E G L N X
* 13 13 0 0 0 0
*
* Variable counts
* x b i s1s s2s sc si
* Total cont binary integer sos1 sos2 scont sint
* 14 14 0 0 0 0 0 0
* FX 0 0 0 0 0 0 0 0
*
* Nonzero counts
* Total const NL DLL
* 37 27 10 0
*
* Solve m using NLP minimizing objvar;
Variables x1,x2,objvar,x4,x5,x6,x7,x8,x9,x10,x11,x12,x13,x14;
Positive Variables x4,x5,x6,x7,x8,x9,x10,x11,x12,x13,x14;
Equations e1,e2,e3,e4,e5,e6,e7,e8,e9,e10,e11,e12,e13;
e1.. - 3*x1 + 2*x2 - objvar - x4 =E= 0;
e2.. x1 + 4*x2 - 2*x4 + x5 =E= 16;
e3.. 3*x1 - 2*x2 + 8*x4 + x6 =E= 48;
e4.. x1 - 3*x2 - 2*x4 + x7 =E= -12;
e5.. - x1 + x8 =E= 0;
e6.. x1 + x9 =E= 4;
e7.. x10*x5 =E= 0;
e8.. x11*x6 =E= 0;
e9.. x12*x7 =E= 0;
e10.. x13*x8 =E= 0;
e11.. x14*x9 =E= 0;
e12.. x10 + 3*x11 + x12 - x13 + x14 =E= 1;
e13.. 2*x11 - 3*x12 =E= 0;
* set non default bounds
* set non default levels
* 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;
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