2 papers
math.FA2026
A note on the Kolmogorov-type inequalities for more than three norms
Oleg Kovalenko
In this note we show that sharp Kolmogorov-type inequalities that estimate the uniform norm of the -th derivative of a function b…
math.FA2025
On discretization of some extremal problems
Oleg Kovalenko
We solve two continuous extremal problems on the classes of monotone functions: in the first problem we find extremal values for a line integral of a coordinate-wise monotone funct…