1. Rate of Cesàro summability of double orthogonal series

   • V. A. Andrienko
   • L. G. Kovalenko

   OriginalPaper Pages: 1 - 31

2. Uniqueness for Cesàro summable double Walsh series

   • D. S. Daniel
   • W. R. Wade

   OriginalPaper Pages: 33 - 46

3. O nekotorykh ekstremal'nykh polinomakh i ikh prilozheniyakh k khausdorfovym priblizheniyam

   • E. Kh. Sadekova

   OriginalPaper Pages: 47 - 76