B. E. Klots, “Best linear and nonlinear approximations for smooth functions”, Funktsional. Anal. i Prilozhen., 12:1 (1978), 15–24; Funct. Anal. Appl., 12:1 (1978), 12–19
B. E. Klots, “Approximation of differentiable functions by functions of large smoothness”, Mat. Zametki, 21:1 (1977), 21–32; Math. Notes, 21:1 (1977), 12–19
B. E. Klots, “Linear deviations of the classes $\widetilde W_p^\alpha$ and approximations in spaces of multipliers”, Mat. Zametki, 18:1 (1975), 97–108; Math. Notes, 18:1 (1975), 640–646
Contact us: