Volume 21 (2002)


Front pages

Pages: 1–2


On the convergence of Steffensen–Galerkin methods

I.K. Argyros

Pages: 3–18


The solution of linear programming problems with quasi-triangular fuzzy numbers in capacityvector

Z. Makó

Pages: 19–40


Interpolation and quadrature formulae for rational systems on the unit circle

Z. Szabó

Pages: 41–56


A set of uniqueness for completely additive arithmetical functions

J. Fehér, K.-H. Indlekofer and N.M. Timofeev

Pages: 57–67


The group analysis of stochastic differential equations

S.A. Melnick

Pages: 69–79


Vertex disjoint Polyp Packing

G.Y. Katona

Pages: 81–118


Frege’s principle is not true in Blum’s sky

G. Lischke

Pages: 119–126


On the solutions of \(\sigma_2(n)=\sigma_2(n+\ell)\)

J.-M. De Koninck

Pages: 127–133


Vertexlights with fixed directions in simple polygons

A. Spillner and H.-D. Hecker

Pages: 135–151


Numerical investigation of a cyclic-waiting queueing system with two types of customers

G. Farkas

Pages: 153–163


On highly nonlinear functions

I. Licskó

Pages: 165–175


A purely probabilistic proof for a theorem of Bakstys on multiplicative arithmetical functions

J. Galambos and I. Simonelli

Pages: 177–186


A characterization of some unimodular multiplicative functions II.

Bui Minh Phong

Pages: 187–194


On linear combinations of \(q\)-additive functions

K.-H. Indlekofer and I. Kátai

Pages: 195–208


Perturbed Schur decomposition applied for normal Hessenberg matrices

L. László

Pages: 209–217


Index of Volume 21

Pages: 219–219


Back pages

Pages: 221–222


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