2 papers
math.CA2025
Lipschitz space with mixed logarithmic smoothness and embedding theorems
Gabdolla Akishev
This article considers the Lipschitz space with mixed logarithmic smoothness of periodic functions of several variables. We obtain equivalent descriptions of the norm of the L…
math.CA2025
Mixed modulus of smoothness and best approximation in Lorentz spaces
G. Akishev
The article deals with the mixed modulus of smoothness of positive order and the best approximation by ''angle'' of functions from the Lorentz space . The…