On Weighted <inline-formula> <graphic file="1029-242X-2010-485705-i1.gif"/></inline-formula> Integrability of Functions Defined by Trigonometric Series

by Szal Bogdan
Published 2010-01-01

Pointwise approximation of 2 π/r-periodic functions by matrix operators of their Fourier series with r-differences of the entries

by Łenski Włodzimierz, Szal Bogdan
Published 2018-11-01

Approximation of Conjugate Functions by General Linear Operators of Their Fourier Series at the Lebesgue Points

by Łenski Włodzimierz, Szal Bogdan
Published 2014-12-01

On trigonometric approximation of functions in the Lq norm

by Mohapatra Ram N., Szal Bogdan
Published 2018-03-01