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## nvs21.gms:

#### References:

• Tawarmalani, M, and Sahinidis, N, Exact Algorithms for Global Optimization of Mixed-Integer Nonlinear Programs. In Pardalos, P M, and Romeijn, E, Eds, Handbook of Global Optimization - Volume 2: Heuristic Approaches. Kluwer Academic Publishers, 2001.
• Gupta, O K, and Ravindran, A, Branch and Bound Experiments in Convex Nonlinear Integer Programming. Management Science 13 (1985), 1533-1546.

Point: p1
Best known point (p1): Solution value -5.68 (global optimum, BARON certificate)

\$offlisting * MINLP written by GAMS Convert at 07/24/02 13:01:19 * * Equation counts * Total E G L N X C * 3 1 2 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 0 0 0 0 0 0 0 * * Nonzero counts * Total const NL DLL * 8 1 7 0 * * Solve m using MINLP minimizing objvar; Variables i1,i2,x3,objvar; Positive Variables x3; Integer Variables i1,i2; Equations e1,e2,e3; e1.. - sqr(i1)*i2 =G= -675; e2.. - 0.1*sqr(i1)*sqr(x3) =G= -0.419; e3.. 0.00201*POWER(i1,4)*i2*sqr(x3) + objvar =E= 0; * set non default bounds i1.up = 200; i2.up = 200; x3.up = 0.2; \$if set nostart \$goto modeldef * set non default levels i1.l = 1; i2.l = 1; x3.l = 0.1; * set non default marginals \$label modeldef Model m / all /; m.limrow=0; m.limcol=0; \$if NOT '%gams.u1%' == '' \$include '%gams.u1%' \$if not set MINLP \$set MINLP MINLP Solve m using %MINLP% minimizing objvar;