Nonlinearprogrammingisabranchofoptimizationthatdealswithproblemswheretheobjectivefunctionorconstraintsarenonlinear.Unlikelinearprogramming,whichinvolveslinearrelationships,nonlinearprogrammingcanhandlemorecomplex,real-worldscenarioswhererelationshipsbetweenvariablesarenotstraightlines.Thisfieldiswidelyusedinengineering,economics,andoperationsresearchtosolveproblemslikecurvefitting,optimalcontrol,andresourceallocation.Themethodsforsolvingnonlinearprogrammingproblemsincludegradient-basedtechniques,heuristicalgorithms,andnumericaloptimizationapproaches.Thecomplexityoftheseproblemsoftenrequiresiterativesolutionsandadvancedcomputationaltools.
