The general form of Hilbert’s inequality and its converses Jichang KuangLokenath Debnath OriginalPaper Pages: 163 - 173
Embedding results pertaining to strong approximation of Fourier series. IV László Leindler OriginalPaper Pages: 175 - 182
Strong approximation of Fourier series and embedding theorems Sergey Tikhonov OriginalPaper Pages: 183 - 194
O priblizhenii funktsii ogranichennoi p-variatsii polinomami po sistemam Khaara--Vilenkina S. S. VolosivetsO. S. Skorynskaya OriginalPaper Pages: 195 - 215
Hardy-Littlewood inequalities for Ciesielski-Fourier series Ferenc Weisz OriginalPaper Pages: 217 - 233