K.Miettinen,NonlinearMultiobjectiveOptimization.Norwell,A:Kluwer,1999. Problemswithmultipleobjectivesandcriteriaaregenerallyknownasmultiplecriteriaoptimizationormultiplecriteriadecision-making(MCDM)problems.Sofar,thesetypesofproblemshavetypicallybeenmodelledandso