## ams_version=1.0 Model Main_ex8_1_5 { Variable x1; Variable x2; Variable objvar; Constraint e1 { Definition: { -(4*sqr(x1) - 2.1*POWER(x1,4) + 0.333333333333333*POWER(x1,6) + x1*x2 - 4* sqr(x2) + 4*POWER(x2,4)) + objvar = 0 } } Procedure MainInitialization; MathematicalProgram ex8_1_5 { Objective: objvar; Direction: minimize; Constraints: AllConstraints; Variables: AllVariables; Type: NLP; } Procedure MainExecution { Body: { solve ex8_1_5; } } Procedure MainTermination { Body: { return 1; } } }