Acta Mathematica Academiae Paedagogicae Nyíregyháziensis

Bruce Bates, Martin Bunder, Keith Tognetti:
Linkages between the Gauss Map and the Stern-Brocot Tree

Tibor Juhász:
Recent results on the derived length of Lie solvable group algebras

G. F. Hassan:
Ruscheweyh differential operator sets of basic sets of polynomials of several complex variables in hyperelliptical regions

Pankaj Mathur:
Weighted (0,1,3)-interpolation on an arbitrary set of nodes

Dae Won Yoon:
{Ruled surfaces in Lorentz-Minkowski 3-spaces with non-degenerate second fundamental form

A. A. Allam, M. Y. Bakeir, E. A. Abo-Tabl:
New approach for closure spaces by relations

Arif Rafiq:
On the convergence of the three-step iteration process in the class of quasi-contractive operators