# Aims and Scope

The aim of the journal is to publish high quality mathematical research
papers in various fields.

Authors can submit papers by choosing an appropriate editor from the following list.
Editors are strictly restricted to the topics indicated under their names.

# Executive Editors and their topics

**Sándor Fegyverneki**

robust estimators and regressions, applied mathematics

**Michal Fečkan**

qualitative analysis of differential and difference equations

**Stephan Foldes**

Finite posets, comparability graphs, Hasse diagrams, binary trees

**Aurél Galántai**

linear algebra, numerical analysis and optimizations

**Attila Házy**

functional equations and inequalities, convexity and its applications

**Imre Juhász**

constructive geometry, geometric modelling

**Judit Makó**

functional equations and inequalities, convexity and its applications

**Nino Partsvania**

ordinary differential equations, boundary value problems

**Adrian Petruşel**

fixed point theory for singlevalued and multivalued operators

**MARIA ALESSANDRA RAGUSA**

Partial Differential Equations

**Sándor Radeleczki**

lattice theory and partially ordered sets

**Csaba Rakaczki**

number theory, diophantine equations, polynomials

**András Rontó**

boundary value problems, functional differential equations

**Miklós Rontó**

ordinary differential equations, boundary value problems

**H. M. Srivastava**

Real and complex analyzis, fractional calculus and its applications, analytic number theory

**Jenő Szigeti**

associative rings and algebras, ordered algebraic structures

**Jiří Šremr**

Ordinary differential equations, boundary value problems, oscillation theory