Geodesic

Orthogonal series, approximation theory, and related problems

Some thoughts on the mathematical work of Boris Sergeevich Kashin
p. 7-10
On positive definite piecewise linear functions and their applications
p. 11-40
Kolmogorov widths of Sobolev classes on an irregular domain
p. 41-52
On the Schr\"odinger maximal function in higher dimension
p. 53-66
On congruences with products of variables from short intervals and applications
p. 67-96
Widths of weighted Sobolev classes on a~John domain
p. 97-125
Fourier transforms in generalized Lipschitz classes
p. 126-137
Majorant and Paley function for series in general Franklin systems
p. 138-149
Summability of multiple Fourier series for functions of bounded generalized variation
p. 150-161
Some classes of functions and Fourier coefficients with respect to general orthonormal systems
p. 162-174
Global and local smoothness of the Hilbert transforms
p. 175-187
Greedy bases in $L^p$ spaces
p. 188-197
Rigidity and stability of the Leibniz and the chain rule
p. 198-214
A weak-type inequality for uniformly bounded trigonometric polynomials
p. 215-226
Orthorecursive Fourier--Stieltjes expansions
p. 227-233
Greedy expansions in Hilbert spaces
p. 234-246
A few remarks on sampling of signals with small spectrum
p. 247-254
Traces of the discrete Hilbert transform with quadratic phase
p. 255-269
Estimate for the integral of the absolute value of a~sine series with monotone coefficients
p. 270-274
Lipschitz stability of operators in Banach spaces
p. 275-287
Countably multiple null series
p. 288-299
Polynomials of least deviation from zero
p. 300-303