Volume 54 (2023)

Dedicated to Professors
Zoltán Daróczy and Imre Kátai to their 85th birthdays
Karl-Heinz Indlekofer to his 80th birthday
Jean-Marie De Koninck to his 75th birthday
Bui Minh Phong to his 70th birthday


Front pages

Pages: 1–14


Dedication on the occasion of Professor Emeritus Zoltán Daróczy's 85th birthday

Editorial Board

Pages: 15–15

DOI: 10.71352/ac.54.015


Dedication on the occasion of Professor Emeritus Imre Kátai's 85th birthday

Editorial Board

Pages: 17–17

DOI: 10.71352/ac.54.017


Continuation of the laudation to Professor Karl-Heinz Indlekofer on his 80th birthday

Imre Kátai

Pages: 19–32

DOI: 10.71352/ac.54.019


Continuation of the laudation to Professor Jean-Marie De Koninck on his 75th birthday

Imre Kátai

Pages: 33–50

DOI: 10.71352/ac.54.033


Continuation of the laudation to Professor Bui Minh Phong on his 70th birthday

Imre Kátai

Pages: 51–69

DOI: 10.71352/ac.54.051


Determining a meromorphic function by its preimages of finite sets

Vu Hoai An, Ha Huy Khoai and Nguyen Duy Phuong

Pages: 71–94

DOI: 10.71352/ac.54.071


The regularity index of \(s\) fat points in projective space \(\mathbb{P}^2\), \(s\le 6\)

Phan Quang Nhu Anh and Tran Nam Sinh

Pages: 95–104

DOI: 10.71352/ac.54.095


Numeration systems defined by addition rules

Dávid Bóka, Péter Burcsi and Orsolya Ignéczi

Pages: 105–124

DOI: 10.71352/ac.54.105


Fonctions moyennes sur les entiers sans facteurs carrés et \(y\)-friables

Anaclet Congera, Janvier Pesser Ntahomvukiye and Servat Nyandwi

Pages: 125–142

DOI: 10.71352/ac.54.125


Comparing the Prime Number Theorem and the sum of the Moebius function

Harold G. Diamond

Pages: 143–159

DOI: 10.71352/ac.54.143


Discrete Fourier transform and automorphism

János Gonda

Pages: 161–170

DOI: 10.71352/ac.54.161


Elephant random walks; a review

Allan Gut and Ulrich Stadtmüller

Pages: 171–198

DOI: 10.71352/ac.54.171


On some results of Indlekofer for multiplicative functions II.

Erdener Kaya

Pages: 199–209

DOI: 10.71352/ac.54.199


Integrating performance testing into continuous integration loops

Attila Kovács, Gábor Árpád Németh and Péter Sótér

Pages: 211–232

DOI: 10.71352/ac.54.211


A remark on joint approximation by one Dirichlet series

Antanas Laurinčikas and Darius Šiaučiūnas

Pages: 233–244

DOI: 10.71352/ac.54.233


Subsets of \(\mathbb{F}_p^*\) with only small products or ratios

Patrick Letendre

Pages: 245–252

DOI: 10.71352/ac.54.245


Random inhomogeneous binary recurrences

Kálmán Liptai and László Szalay

Pages: 253–263

DOI: 10.71352/ac.54.253


The Fourier generalized convolutions on time scales \(h\mathbb N^0\) and their applications

Nguyen Thi Hong Phuong

Pages: 265–280

DOI: 10.71352/ac.54.265


Convolution operators on the disk

Ferenc Schipp

Pages: 281–294

DOI: 10.71352/ac.54.281


The ring of arithmetical functions in the rational domain

Vilius Stakėnas

Pages: 295–306

DOI: 10.71352/ac.54.295


Mean-values associated with a generalized Schemmel function

Jörn Steuding and Ade Irma Suriajaya

Pages: 307–319

DOI: 10.71352/ac.54.307


The \(h\)-Fourier cosine-Laplace generalized convolution with a weight function

Nguyen Xuan Thao and Hoang Tung

Pages: 321–340

DOI: 10.71352/ac.54.321


On solvability of Barbashin's type equation and initial value problem via the structure
of generalized convolutions

Trinh Tuan

Pages: 341–362

DOI: 10.71352/ac.54.341


Correction to my paper “Characterization of the identity function with an equation function”

Bui Minh Mai Khanh

Pages: 363–363

DOI: 10.71352/ac.54.363


Index of Volume 54

Pages: 365–366


Back pages

Pages: 367–368


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