Kovtunets V V

Publications in Math-Net.Ru

1. Differentiability of an operator of best uniform approximation of complex-valued functions
   
   Dokl. Akad. Nauk SSSR, 313:3 (1990),  548–551
2. Differential properties of an operator of best approximation of complex-valued functions
   
   Trudy Mat. Inst. Steklov., 180 (1987),  135–136
3. Differential properties of an operator of best approximation with interpolation
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1986, no. 12,  36–42
4. $k$-snakes as a generalization of polynomials deviating least from zero under constraints
   
   Izv. Akad. Nauk SSSR Ser. Mat., 45:4 (1981),  905–925