Matej Bel University
Acta Universitatis Matthiae Belii series Mathematics
Volume 26
2018
Acta Universitatis Matthiae Belii, Series Mathematics ISSN 1338-712X
Editor-in-chief: Miroslav Haviar, Matej Bel University, B. Bystrica, Slovakia
Editorial board: A. Breda d’Azevedo, Univesidade de Aveiro, Aveiro, Portugal B. A. Davey, La Trobe University, Melbourne, Australia M. Dirb´ak, Matej Bel University, B. Bystrica, Slovakia M. Haviar, Matej Bel University, B. Bystrica, Slovakia V. Janiˇs, Matej Bel University, B. Bystrica, Slovakia
M. Klin, Ben-Gurion University of the Negev, Be’er Sheva, Israel J. Kratochv´ıl, Charles University, Prague, Czech republic J. Karab´aˇs, Matej Bel University, B. Bystrica, Slovakia P. Kr´al’, Matej Bel University, B. Bystrica, Slovakia V. Jim´enez L´opez, Universidad de Murcia, Murcia, Spain R. Nedela, Matej Bel University, B. Bystrica, Slovakia L’. Snoha, Matej Bel University, B. Bystrica, Slovakia Editorial office: Acta Universitatis Matthiae Belii, ser. Mathematics
Department of Mathematics, Faculty of Natural Sciences Matej Bel University
Tajovsk´eho 40
974 01 Bansk´a Bystrica Slovakia
E-mail: actamath@savbb.sk
Scope of Journal: Acta Universitatis Matthiae Belii, series Mathematics, publishes original research articles and survey papers in all areas of math- ematics and theoretical computer science. Occasionally valuable papers dealing with applications of mathematics in other fields can be published.
Manuscripts: We only consider original articles not under consideration in other journal and written in English. For the preparation of your manuscript use please aumbart LATEX document class, available from http://actamath.savbb.sk. Send the source file and fig- ures needed to compile the output form as an attachment via e-mail to the addressactamath@savbb.sk.
Subscriptions: Acta Universitatis Matthiae Belii series Mathematics is usu- ally published once a year. The journal is available for ex- change. Information on the exchange is available from the Ed- itorial Office. On-line version of the journal is available at http://actamath.savbb.sk.
Matej Bel University Faculty of Natural Sciences
Acta Universitatis Matthiae Belii series Mathematics
Volume 26
Bansk´a Bystrica, 2018
Title Acta Universitatis Matthiae Belii Series Mathematics
Volume 26
First Edition
Number of copies 110
Pages 75
Design and layout J´an Karab´aˇs
Published by Vydavatel’stvo UMB v BB – Belianum
Printed by Equilibria, s.r.o., Koˇsice
Typeset with LATEX
ISSN 1338-712X
ISBN 978-80-557-1525-4
Acta Universitatis Matthiae Belii
Series Mathematics Volume 26 2018
Contents
Dj. Beldjerd, L. Belaib, and M. Remili
On stability, boundedness and square integrability conditions
for a third-order nonlinear system of differential equations. . . 3 G. Cz´edli
A note on finite lattices with many congruences. . . 19 M. Haviar
On finitely generated free orthomodular lattices. . . 27 E. Wolf
Riemann-Stieltjes composition operators between
weighted Banach spaces of holomorphic functions. . . 59 M. Ziv-Av
Enumeration of coherent configurations of order at most 15. . . 65
