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nvs18.gms:

References:

Point: p1 
Best known point (p1): Solution value -778.40 (global optimum, BARON certificate)


$offlisting * MINLP written by GAMS Convert at 07/24/02 13:01:18 * * Equation counts * Total E G L N X C * 7 1 6 0 0 0 0 * * Variable counts * x b i s1s s2s sc si * Total cont binary integer sos1 sos2 scont sint * 7 1 0 6 0 0 0 0 * FX 0 0 0 0 0 0 0 0 * * Nonzero counts * Total const NL DLL * 43 1 42 0 * * Solve m using MINLP minimizing objvar; Variables i1,i2,i3,i4,i5,i6,objvar; Integer Variables i1,i2,i3,i4,i5,i6; Equations e1,e2,e3,e4,e5,e6,e7; e1.. (-9*sqr(i1)) - 10*i1*i2 - 8*sqr(i2) - 5*sqr(i3) - 6*i3*i1 - 10*i3*i2 - 7* sqr(i4) - 10*i4*i1 - 6*i4*i2 - 2*i4*i3 - 2*i5*i2 - 7*sqr(i5) - 6*i6*i1 - 2 *i6*i2 - 2*i6*i4 - 5*sqr(i6) =G= -1800; e2.. (-6*sqr(i1)) - 8*i1*i2 - 6*sqr(i2) - 4*sqr(i3) - 2*i3*i1 - 2*i3*i2 - 8* sqr(i4) + 2*i4*i1 + 10*i4*i2 - 2*i5*i1 - 6*i5*i2 + 6*i5*i4 + 7*sqr(i5) - 2 *i6*i2 + 8*i6*i3 + 2*i6*i4 - 4*i6*i5 - 8*sqr(i6) =G= -1520; e3.. (-9*sqr(i1)) - 6*sqr(i2) - 8*sqr(i3) + 2*i2*i1 + 2*i3*i2 - 6*sqr(i4) + 4* i4*i1 + 4*i4*i2 - 2*i4*i3 - 6*i5*i1 - 2*i5*i2 + 4*i5*i4 + 6*sqr(i5) + 2*i6 *i1 + 4*i6*i2 - 6*i6*i4 - 2*i6*i5 - 5*sqr(i6) =G= -1000; e4.. (-8*sqr(i1)) - 4*sqr(i2) - 9*sqr(i3) - 7*sqr(i4) - 2*i2*i1 - 2*i3*i1 - 4* i3*i2 + 6*i4*i1 + 2*i4*i2 - 2*i4*i3 - 6*i5*i1 - 4*i5*i2 - 2*i5*i3 + 6*i5* i4 + 6*sqr(i5) - 10*i6*i1 - 10*i6*i3 + 4*i6*i4 - 2*i6*i5 - 7*sqr(i6) =G= -1745; e5.. 2*i2*i1 - 4*sqr(i1) - 5*sqr(i2) - 6*i3*i1 - 8*sqr(i3) - 2*i4*i1 + 6*i4*i2 - 2*i4*i3 - 6*sqr(i4) - 4*i5*i1 + 2*i5*i2 - 6*i5*i3 - 8*i5*i4 - 7*sqr(i5) + 4*i6*i1 - 4*i6*i2 + 6*i6*i3 + 4*i6*i5 - 7*sqr(i6) =G= -1070; e6.. 2*i2*i1 - 7*sqr(i1) - 7*sqr(i2) - 6*i3*i1 - 2*i3*i2 - 6*sqr(i3) - 2*i4*i1 + 2*i4*i2 - 2*i4*i3 - 5*sqr(i4) - 2*i5*i1 - 4*i5*i3 + 2*i5*i4 - 5*sqr(i5) + 2*i6*i1 - 4*i6*i2 + 4*i6*i3 + 2*i6*i4 + 6*i6*i5 - 9*sqr(i6) =G= -990; e7.. - (7*sqr(i1) + 6*sqr(i2) + 0.2*i1 - 53.6*i2 + 8*sqr(i3) - 6*i3*i1 + 4*i3* i2 + 4.4*i3 + 6*sqr(i4) + 2*i4*i1 + 2*i4*i3 - 24.8*i4 + 7*sqr(i5) - 4*i5* i1 - 2*i5*i2 - 6*i5*i3 - 104.8*i5 + 4*sqr(i6) + 2*i6*i1 - 4*i6*i2 - 4*i6* i3 - 2*i6*i4 + 6*i6*i5 - 56.4*i6) + objvar =E= 0; * set non default bounds i1.up = 200; i2.up = 200; i3.up = 200; i4.up = 200; i5.up = 200; i6.up = 200; $if set nostart $goto modeldef * set non default levels i1.l = 1; i2.l = 1; i3.l = 1; i4.l = 1; i5.l = 1; i6.l = 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;