## ams_version=1.0 Model Main_ex9_2_4 { Variable objvar; Variable x2; Variable x3 { Range: nonnegative; } Variable x4 { Range: nonnegative; } Variable x5 { Range: nonnegative; } Variable x6 { Range: nonnegative; } Variable x7 { Range: nonnegative; } Variable x8 { Range: nonnegative; } Variable x9 { Range: nonnegative; } Constraint e1 { Definition: (-1 + 0.5*x4)*(-2 + x4) + (-1 + 0.5*x5)*(-2 + x5) - objvar = 0; } Constraint e2 { Definition: - x3 + x4 + x5 = 0; } Constraint e3 { Definition: - x4 + x6 = 0; } Constraint e4 { Definition: - x5 + x7 = 0; } Constraint e5 { Definition: x6*x8 = 0; } Constraint e6 { Definition: x7*x9 = 0; } Constraint e7 { Definition: x2 + x4 - x8 = 0; } Constraint e8 { Definition: x2 - x9 = -1; } Procedure MainInitialization { Body: { x6.upper := 200; x7.upper := 200; x8.upper := 200; x9.upper := 200; } } MathematicalProgram ex9_2_4 { Objective: objvar; Direction: minimize; Constraints: AllConstraints; Variables: AllVariables; Type: NLP; } Procedure MainExecution { Body: { solve ex9_2_4; } } Procedure MainTermination { Body: { return 1; } } }