Editorial Board
Editor-in-Chief
Faculty of Applied Mathematics
AGH University of Krakow
al. Mickiewicza 30, 30-059 Kraków
POLAND
Deputy Editor-in-Chief
Institute of Mathematics
Technical University of Lodz
Wólczańska 215, 90-924 Łódź
POLAND
Managing Editor
Faculty of Applied Mathematics
AGH University of Krakow
al. Mickiewicza 30, 30-059 Kraków
POLAND
Editors
Institute of Mathematics
University of Silesia
ul. Bankowa 14, 40-007 Katowice
POLAND
Institute of Applied Mathematics
Graz University of Technology
Steyrergasse 30, A-8010 Graz
AUSTRIA
Dipartimento di Scienza e Alta Tecnologia
Università degli Studi dell'Insubria
Villa Toeplitz, Via G.B. Vico, 46, 21100 Varese
ITALY
Instituto de Matematica Interdisciplinar
of the Universidad Complutense de Madrid
Plaza de las Ciencias 3, 28040 Madrid
SPAIN
Department of Mathematics and Descriptive Geometry
Brno University of Technology
Veveri 331/95, 602 00 Brno
CZECH REPUBLIC
Universidade de Brasília - UnB
Campus Universitário Darcy Ribeiro
Departamento de Matemática
Asa Norte-DF-Brazil
BRAZIL
Department of Mathematics and Statistics
University of Minnesota Duluth
1117 University Drive, Duluth, MN 55812-3000
USA
School of Mathematics and Statistics
University College Dublin
Belfield, Dublin 4
IRELAND
Faculty of Mathematics and Computer Science
Nicolaus Copernicus University
ul. Chopina 12/18, 87-100 Toruń
POLAND
Institute of Mathematics
Technical University of Lodz
Wólczańska 215, 90-924 Łódź
POLAND
Josai University
Sakado 350-0295
JAPAN
Department of Mathematics
University of Iowa
Iowa City, IA 52242-1419
USA
Institute of Mathematics
Faculty of Mathematics, Informatics and Mechanics
University of Warsaw
ul. Banacha 2, 02-097 Warsaw
POLAND
Bolyai Institute, University of Szeged
Aradi vertanuk tere 1, 6720 Szeged
HUNGARY
Sergiusz Kużel
Faculty of Applied Mathematics
AGH University of Krakow
al. Mickiewicza 30, 30-059 Kraków
POLAND
Institute of Applied Mathematics and Mechanics
Faculty of Mathematics, Informatics and Mechanics
University of Warsaw
ul. Banacha 2, 02-097 Warszawa
POLAND
Université Catholique de Louvain
Institut de Recherche en Mathématique et Physique
chemin du Cyclotron 2, B-1348 Louvain-la-Neuve
BELGIUM
Dipartimento di Matematica e Informatica
Università degli Studi di Perugia
Via Vanvitelli 1, 06123 Perugia
ITALY
Deptartment of Mathematics
Factulty of Applied Sciences
University of West Bohemia
Univerzitni 8, 31200 Pilsen
CZECH REPUBLIC
Mathematical Institute
Serbian Academy of Sciences
Knez Mihailova 36/III, 11000 Beograd
SERBIA
Faculty of Mathematics
University of Vienna
Oskar-Morgenstern-Platz 1, 1090 Wien
AUSTRIA
Guangzhou Center for Applied Mathematics
Guangzhou University
Guangzhou, Guangdong 510006
CHINA
Wen Zhang
Hunan University of Technology and Business
Changsha, Hunan
CHINA
Faculty of Applied Mathematics
AGH University of Krakow
al. Mickiewicza 30, 30-059 Kraków
POLAND
Assistant Editors
Ewelina Zalot
Faculty of Applied Mathematics
AGH University of Krakow
al. Mickiewicza 30, 30-059 Kraków
POLAND
Tomasz Zabawa
Faculty of Applied Mathematics
AGH University of Krakow
al. Mickiewicza 30, 30-059 Kraków
POLAND

