A construction of processes of best approximation G. BleimannE. L. StarkG. Wilmes OriginalPaper Pages: 7 - 17
Saturation classes of the Cesàro and Abel-Poisson means of Fourier-Legendre series P. L. ButzerR. L. StensM. Wehrens OriginalPaper Pages: 19 - 35
An example of a best possible Zamansky type inequality with exponential order E. GörlichP. Wallerath OriginalPaper Pages: 81 - 87
Strong approximation of Fourier series and structural properties of functions L. Leindler OriginalPaper Pages: 105 - 125
Probabilistic approach to Schoenberg's problem in Birkhoff interpolation G. G. LorentzS. D. Riemenschneider OriginalPaper Pages: 127 - 135
Nikolskii-type inequalities in connection with regular spectral measures R. J. NesselG. Wilmes OriginalPaper Pages: 169 - 182
On some problems connected with polynomials orthogonal on the complex unit circle J. Szabados OriginalPaper Pages: 197 - 210
On integrability of lacunary trigonometric series with weight S. A. Teljakovskiî OriginalPaper Pages: 217 - 222
Convergent interpolatory processes for arbitrary systems of nodes P. Vértesi OriginalPaper Pages: 223 - 234