Contents
Jaen J. Approx. Volume 13 (2022)
April 26, 2023

Vladyslav Babenko, Yuliya Babenko and Nadiia Kriachko (1-28)
A solution to Stechkin's problem for functions of a self-adjoint operator in a Hilbert space, Taikov-type inequalities, and their applications  Full text 
Monika Nowicka and Alfred Witkowski (29-41)
Optimal bounds for the sine and hyperbolic tangent means III  Full text 
Shira Faigenbaum-Golovin and David Levin (43-73)
Approximation of functions on manifolds in high dimension from noisy scattered data  Full text