Conference Programme

Monday, 1. 9. 2025

1300- 1630

Arrivals and registration

1630 - 1700

Conference opening - Invitation coffee

1700 - 1900 Presentation section 1, chair: Zbyněk Šír

1700 - 1750

Invited lecture: prof. Luigi Cocchiarella, PhD., Politecnico di Milano
Be it pencil or AI: Informing Geometry in Forming Architecture.
                                                                                                       Abstract

1800 - 1820

Antonín Slavík
Mathematics of the Cody Dock Bridge

1820 - 1840

Margita Vajsáblová
Sundials and gnomonic azimuthal projection

1840 - 1900

Emil Molnár
On Kárteszi type triangle geometry by geometric (Grassmann-Clifford) algebra

1900 - 2100

Get-together cocktail

Tuesday, 2. 9. 2025

900 - 1200 Presentation section 2, chair: Daniela Velichová
900 - 950 Invited lecture: assoc. prof. Péter Salvi, PhD., Budapest University of Technology and Economics
Aesthetic Curve Families in Computer-Aided Design
                                                                                                        Abstract

1000 - 1020

Magdalena Skrzypiec
On orthogonal trajectories and zeroes of curvature of isoptics

1030 - 1100 Coffee break

1100 - 1120

Gunter Weiss
Pedal points revisited

1120 - 1140

Hellmuth Stachel
Flexible cross-polytopes with two flat poses in Euclidean 4-space

1140 - 1200

Michal Molnár
Lie Group Approach to Envelope Surfaces

1200- 1400 Lunch break
1400 - 1600 Presentation section 3, chair: Margita Vajsáblová

1400 - 1450

Invited lecture: Mgr. Věra Ferdiánová, Ph.D., Ostravská univerzita, Ostrava & RNDr. Michaela Holešová, PhD., Stavebná fakulta, Žilinská univerzita v Žiline, Žilina
Historical Constructions of Ellipses and Ovals from the Perspective of Franz Sales Meyer and Nicolaus Fialkowski /
Historické konstrukce elipsy a oválů z pohledu Franze Salese Meyera a Nicolae Fialkowského
                                                                                                       Abstract

1500 - 1520

Agnes Bazso
Po stopách Feuerbachovej hyperboly: historický prehľad a geometrické vlastnosti

1520 - 1540

Pavel Chalmovianský
Grupa zhodností v neeuklidovskej geometrii

1540 - 1600

Marcel Makovník
Note on refinement curve length

1600- 1630 Coffee break
1630 - 1800 Presentation section 4, chair: Pavel Pech

1630 - 1650

Miroslav Lávička
Reconstructing Symmetries in 3D Point Clouds Using Decomposition

1650 - 1710

Ján Vršek
Characterization of polynomial surfaces of revolution

1710 - 1730

Jakub Kubát
Interaktivní modelování průniků rotačních ploch

1730 - 1750

Juliana Beganová
Modeling 3D environments for virtual reality

1750 - 1800

Tatiana Ruckschlossová
Aplikácia rotačných plôch v architektúre

1820 - 1930

Meetings of societies SSGG, CSGG

Wednesday, 3. 9. 2025

900 - 1200 Presentation section 5, chair: Pavel Chalmovianský
900 - 950 Invited lecture: Mgr. Michal Zamboj, PhD., Univerzita Karlova, Praha
Current Challenges and Perspectives of Descriptive Geometry
                                                                                                       Abstract
1000 - 1030 Coffee break

1030 - 1050

Pavel Pech
Limits of GeoGebra by solving a problem

1050 - 1110

Václav Votoupal
Proměny výuky deskriptivní geometrie na VŠB-TUO / Changes in the teaching of descriptive geometry at VSB – Technical University of Ostrava

1110 - 1130

Barbora Pokorná
3D Pen-Supported Geometry Learning in Secondary Schools

1130 - 1150

Iveta Markechová
A Notelet to Gyroid: Straight Lines Invited

1200- 1300 Lunch
1300 Excursion                                                                                           Leaflet

1900 - 2200

Conference dinner

Thursday, 4. 9. 2025

900 - 1230 Presentation section 6, chair: Věra Ferdiánová
900 - 950 Invited lecture: RNDr. Jana Chalmovianská, PhD., Univerzita Komenského, Bratislava
Správa zo stretnutia matematika s deskriptívnou geometriou
Report from a meeting between a mathematician and descriptive geometry
                                                                                                       Abstract
1000  - 1030 Coffee break

1030 - 1050

Anna Otrubová
Výuka deskriptivní geometrie na Gymnáziu Jana Keplera v Praze

1050 - 1110

Zbyněk Šír
Komplexní čísla v geometrii

1110 - 1130

Marta Hlavová, Ivana Linkeová
Staň se na den vědkyní - a vyzkoušej si modelování obalových ploch

1130 - 1150

Marie Chodorová
Konvexní pětiúhelníky v matematických soutěžích

1150 - 1210

Martina Škorpilová
Carlyleovy kružnice a konstrukce pravidelných mnohoúhelníků / Carlyle circles and constructions of regular polygons

1210 - 1230

Šárka Gergelitsová, Tomáš Holan
Složenka

1230 - 1240

12. CZECH - SLOVAK CONFERENCE ON GEOMETRY AND GRAPHICS, Czech Republic, 2026
First information

1240 - 1300 Conference closure and departures