On some problems of P. Turán concerning power sums of complex numbers L. Erdős OriginalPaper Pages: 11 - 24
The numerical solution of nonlinear differential equations by spline functions J. GyőrváriCs. Mihálykó OriginalPaper Pages: 39 - 48
Tauberian theorems concerning power series with non-negative coefficients D. Borwein OriginalPaper Pages: 85 - 89
Rate of convergence of Hermite-Fejér polynomials for functions with derivatives of bounded variation R. BojanicF. Cheng OriginalPaper Pages: 91 - 102
Note on decomposition of bounded functions into the sum of periodic terms Z. Gajda OriginalPaper Pages: 103 - 106
Influence of normality on maximal subgroups of Sylow subgroups of a finite group M. Ramadan OriginalPaper Pages: 107 - 110
Certain unbounded Hermite-Fejér interpolatory polynomial operators R. Sakai OriginalPaper Pages: 111 - 114
The modulus of continuity and the best approximation over the dyadic group J. Tateoka OriginalPaper Pages: 115 - 120
Remarks on the optimal control problem for a strongly non linear hyperbolic system J. E. Muñoz Rivera OriginalPaper Pages: 151 - 157
Numerical solution by spline method for an elastic problem A. S. Mohamed OriginalPaper Pages: 159 - 174
Polyhedron complexes with simply transitive group actions and their realizations E. Molnár OriginalPaper Pages: 175 - 216
Konsruktion des regulären siebzehnecks mit Lineal und Streckenübertrager OriginalPaper Pages: 217 - 226
A remark on the vibration of a circular membrane in different points I. Joó OriginalPaper Pages: 245 - 252