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circle.gms:

Reference:

Point: p1 
Best known point: p1 with value 4.5742


* NLP written by GAMS Convert at 07/25/01 14:30:17 * * Equation counts * Total E G L N X * 10 0 0 10 0 0 * * Variable counts * x b i s1s s2s sc si * Total cont binary integer sos1 sos2 scont sint * 3 3 0 0 0 0 0 0 * FX 0 0 0 0 0 0 0 0 * * Nonzero counts * Total const NL DLL * 30 0 30 0 * * Solve m using NLP minimizing objvar; Variables x1,x2,objvar; Equations e1,e2,e3,e4,e5,e6,e7,e8,e9,e10; e1.. sqr(2.545724188 - x1) + sqr(9.983058643 - x2) - sqr(objvar) =L= 0; e2.. sqr(8.589400372 - x1) + sqr(6.208600402 - x2) - sqr(objvar) =L= 0; e3.. sqr(5.953378204 - x1) + sqr(9.920197351 - x2) - sqr(objvar) =L= 0; e4.. sqr(3.710241136 - x1) + sqr(7.860254203 - x2) - sqr(objvar) =L= 0; e5.. sqr(3.629909053 - x1) + sqr(2.176232347 - x2) - sqr(objvar) =L= 0; e6.. sqr(3.016475803 - x1) + sqr(6.757468831 - x2) - sqr(objvar) =L= 0; e7.. sqr(4.148474536 - x1) + sqr(2.435660776 - x2) - sqr(objvar) =L= 0; e8.. sqr(8.706433123 - x1) + sqr(3.250724797 - x2) - sqr(objvar) =L= 0; e9.. sqr(1.604023507 - x1) + sqr(7.020357481 - x2) - sqr(objvar) =L= 0; e10.. sqr(5.501896021 - x1) + sqr(4.918207429 - x2) - sqr(objvar) =L= 0; * set non default bounds objvar.lo = 0; * set non default levels x1.l = 5.155228315; x2.l = 5.793541075; objvar.l = 5.49209550544626; * 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;