5^th Croatian Combinatorial Days

Proceedings of the 5th Croatian Combinatorial Days

Editors: Tomislav Došlić, Snježana Majstorović Ergotić, Luka Podrug

Publisher: Faculty of Civil Engineering, University of Zagreb

ISBN: 978-953-8168-77-2

Published online: June 2025

Proceedings can be downloaded as a single pdf file: Proceedings of the 5^th Croatian Combinatorial Days

Table of Contents

A Note on the r-Stirling Numbers of the First Kind	1-10
Petra Marija De Micheli Vitturi and Ivica Martinjak
https://doi.org/10.5592/CO/CCD.2024.01
Divisions of narrow strips in square and hexagonal lattices	11-31
Tomislav Došlić and Luka Podrug
https://doi.org/10.5592/CO/CCD.2024.02
Surprising bijections of the Riviera model	33-46
Tomislav Došlić, Mate Puljiz, Stjepan Šebek, and Josip Žubrinić
https://doi.org/10.5592/CO/CCD.2024.03
Plotting planar and toroidal maps	47-55
Mathieu Dutour Sikirić
https://doi.org/10.5592/CO/CCD.2024.04
A New Theorem from the Number Theory and its Application for a 3-adic Valuation for Large Schröder Numbers	57-65
Jovan Mikić
https://doi.org/10.5592/CO/CCD.2024.05
On two sequences and their hypersequences	67-85
Daniele Parisse
https://doi.org/10.5592/CO/CCD.2024.06
Normal edge-colorings and superpositions: an overview	87-108
Jelena Sedlar and Riste Škrekovski
https://doi.org/10.5592/CO/CCD.2024.07
Intrinsic geometry of cyclic polygons via new Brahmagupta’s formula revisited	109-126
Dragutin Svrtan
https://doi.org/10.5592/CO/CCD.2024.08
Two reminders on Ptolemy and Ramanujan and some problems	127-137
Darko Veljan
https://doi.org/10.5592/CO/CCD.2024.09
Beauty of the Canvas Aspect Ratios 1.357 and 1.441	139-146
Damir Vukičević
https://doi.org/10.5592/CO/CCD.2024.10
Maximal matchings in multiple ring networks with shared link	147-155
Ivana Zubac
https://doi.org/10.5592/CO/CCD.2024.11