Erdős--Szekeres-type Problems on Planar Point Sets
2021.11.08: Facets of Complexity: Monday Lecture, TU Berlin

Gons and Holes in Projective Point Sets
2021.10.29: Discrete Mathematics Seminar, TU Berlin

On 4-Crossing-Families in Point Sets and an Asymptotic Upper Bound
2021.04.08: 37th European Workshop on Computational Geometry, Online/Zoom
[pdf]

Tight bounds on the expected number of holes in random point sets
2021.09.08: European Conference on Combinatorics, Graph Theory and Applications, Online/Zoom
2021.02.19: Discrete Mathematics Seminar, TU Berlin, Online/Zoom
[pdf]

Many Order Types on Integer Grids of Polynomial Size
2021.04.08: 37th European Workshop on Computational Geometry, Online/Zoom
2020.07.02: Discrete Mathematics Seminar, TU Berlin, Online/Zoom
[pdf]

A SAT attack on higher dimensional Erdős--Szekeres numbers
2021.09.10: European Conference on Combinatorics, Graph Theory and Applications, Online/Zoom
2020.04.23: Discrete Mathematics Seminar, TU Berlin, Online/Zoom
[pdf]

Holes and islands in random point sets
2020.06.25: 32nd International Symposium on Computational Geometry, Online/Zoom
2020.03.16: 36th European Workshop on Computational Geometry, Online/Zoom
2019.05.02: Noon lectures, Department of Applied Mathematics, Charles University, Prague
2019.01.11: Discrete Mathematics Seminar, TU Berlin
[pdf]

Topological Drawings meet SAT Solvers and Classical Theorems of Convex Geometry
2020.02.04: Mittagsseminar, Department of Computer Science, ETH Zürich
2020.01.09: Noon lectures, Department of Applied Mathematics, Charles University, Prague
2019.11.25: Facets of Complexity: Monday Colloquium, Freie Universität Berlin
[blackboard talk]

A Note on Universal Point Sets for Planar Graphs
2019.09.18: 27th International Symposium on Graph Drawing and Network Visualization, Průhonice/Prague
[pdf]

Points, Lines, and Circles: Some Contributions to Combinatorial Geometry
2019.08.15: PhD thesis defense, TU Berlin
[pdf]

On Disjoint Holes in Point Sets
2019.08.28: European Conference on Combinatorics, Graph Theory and Applications, Bratislava
2019.03.20: 35th European Workshop on Computational Geometry, Utrecht
[pdf]

Using SAT Solvers in Combinatorics and Geometry
2021.04.09: Tutorial at 37th European Workshop on Computational Geometry, Online/Zoom
2020.01.21: Copenhagen-Jerusalem Combinatorics Seminar, Online/Zoom
2019.11.09: 38th Colloquium on Combinatorics, Paderborn University
2019.08.02: Midsummer Combinatorial Workshop XXIV, Charles University, Prague
2019.06.19: Mittagsseminar Seminar, Fakultät für Mathematik und Informatik, FernUniversität in Hagen
2018.12.06: Noon lectures, Department of Applied Mathematics, Charles University, Prague
2018.11.16: Discrete Mathematics Seminar, TU Berlin
[pdf]

On L-shaped Point Set Embeddings of Trees: First Non-embeddable Examples
2018.09.27: 26th International Symposium on Graph Drawing & Network Visualization, Universitat Politècnica de Catalunya, Barcelona
2018.08.31: Discrete Mathematics Seminar, TU Berlin
[pdf]

Almost-equidistant sets
2018.04.05: 34th European Workshop on Computational Geometry, Freie Universität Berlin
[pdf]

Minimal Geometric Graph Representations of Order Types
2018.04.05: 34th European Workshop on Computational Geometry, Freie Universität Berlin
2018.03.15: Discrete Mathematics Seminar, TU Berlin
[pdf]

Arrangements of Pseudocircles
2019.07.01: Facets of Complexity: Monday Colloquium, Freie Universität Berlin
2018.05.04: Discrete Mathematics Seminar, TU Berlin
2017.11.22: Noon lectures, Department of Applied Mathematics, Charles University, Prague
[pdf]

Arrangements of Pseudocircles: On Circularizability
2019.01.31: Mittagsseminar Seminar, Fakultät für Mathematik und Informatik, FernUniversität in Hagen
2018.12.12: HOMONOLO workshop, Bedřichov, Czech Republic
2018.11.23: 37th Colloquium on Combinatorics, Paderborn University
2018.09.28: 26th International Symposium on Graph Drawing & Network Visualization, Universitat Politècnica de Catalunya, Barcelona
2018.04.05: 34th European Workshop on Computational Geometry, Freie Universität Berlin
[pdf]

Arrangements of Pseudocircles: Triangles and Drawings
2017.09.25: 25th International Symposium on Graph Drawing & Network Visualization, Northeastern University, Boston
2017.04.05: 33rd European Workshop on Computational Geometry, Malmö University
[pdf]

A superlinear lower bound on the number of 5-holes
2017.04.05: 33rd European Workshop on Computational Geometry, Malmö University
2017.03.20: Noon seminar, Department of Mathematics and Computer Science, TU Eindhoven
2017.03.03: Discrete Mathematics Seminar, TU Berlin
2017.02.17, Institute Colloquium, Alfréd Rényi Institute of Mathematics, Budapest
[pdf]

Planar L-Shaped Point Set Embeddings of Trees
2016.03.30: 32nd European Workshop on Computational Geometry, University of Lugano
[pdf]

Orthogeodesic Point Set Embeddings of Outerplanar Graphs
2015.09.04: Geometric Graph Workshop 2015, Freie Universität Berlin
2015.06.18: Master's thesis presentation, TU Graz
[pdf]

On Order Types, Projective Classes, and Realizations
2014.11.20: Bachelor's thesis presentation, TU Graz
[pdf]

Counting Convex 5-Holes
2013.08.01: Bachelor's thesis presentation, TU Graz
[pdf]