Geodesic

Approximation of functions in the mean

Jackson's theorem in $L_p$
p. 3-16
A~remark on Jackson's theorem
p. 17-19
The approximation of differentiable functions by trigonometric polynomials in the $L$~metric
p. 20-29
Functional interpolation in the mean with smallest $n$~derivative
p. 30-60
The approximation in the mean of certain classes of periodic functions
p. 61-70
Jackson's inequality in $L_2$
p. 71-74
The approximation of functions by polynomials with constraints
p. 75-130