Van Z H

Publications in Math-Net.Ru

1. General “increasing multiplier” methods and approximation of unbounded continuous functions by certain concrete polynomial operators
   
   Dokl. Akad. Nauk SSSR, 156:2 (1964),  264–267
2. The approximation of unbounded functions by modified Landau and Bernstein polynomials over the entire plane
   
   Dokl. Akad. Nauk SSSR, 150:6 (1963),  1195–1197