IEEE TRANSACTIONS ON NEURAL NETWORKS VOL. 11 NO. 2 MARCH 2000 323On the Optimality of Neural-Network ApproximationUsing Incremental AlgorithmsRon Meir Member IEEE and Vitaly E. MaiorovAbstract—The pro

arXiv:funct-an9612008v1 23 Dec 1996Donetsk State UniversityR. M. TRIGUBSOME TOPICS IN FOURIER ANALYSISAND APPROXIMATION THEORYPREPRINTDonetsk . LetS be anite subsetofZ. In orderthat a multiplier{λk}