Kalashnikov M D

Publications in Math-Net.Ru

1. The convergence of sequences of polynomials of best mean square approximation for continuous functions
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1968, no. 2,  35–48
2. On the approximation of continuous periodic functions by arithmetic means
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1965, no. 5,  65–73
3. Polynomials of best (quadratic) approximation at a given system of points
   
   Dokl. Akad. Nauk SSSR, 150:5 (1963),  978–980