简介:Wediscusstheglobalstabilizationprocedurewhichrendersageneralclassoffeedbacknonlinearsystemsexponentialconvergent.Ourstabilizerconsistsofanestedsaturationfunction,whichisanonlinearcombinationofsatrrationfunctions.Hereweprovetheexponentialconvergenceofthestabilizerforthefirsttimeandgivenumericalexamplestoillustratetheefficiencyoftheresultgivenabove.