Bremen-Hamburg Workshop on Algorithms, Combinatorics and Optimization, May 2026

18 May 2026, 09:30 → 19 May 2026, 19:30 Europe/Berlin

University of Hamburg

The latest edition of the Bremen-Hamburg workshop will take place on 18 and 19 May 2026 at the Department of Informatics at the University of Hamburg. The new location is on Bundesstrasse 56 b, 20146 Hamburg. On both days, the programme starts at 10 a.m. in room 09-735 on the 9th floor. You can find directions to the House of Informatics on google maps. In the building, take the leftmost lift; its the only one going to the 9th floor.

Monday 18 May

welcome tea/ coffee

talk: Lena Scherzer: Approximating Triangle Covers of Polygons

talk: Janina Reuter: Integer Programs That Look Like Paths

talk: Daniel Knaack: Higher-Order Fibonacci Numbers and the Generalized Euclidean Algorithm

talk: Bart Zondervan: Tight Analysis of Proportional Fairness for Minimizing Weighted Flow Time in Monotone Polytope Scheduling

11:20 coffee break

talk: Linda Kleist: Geometric Embeddability of Complexes is ∃ℝ-complete

talk: Florian Chudigiewitsch: On the Expressive Power of Modification Problems

talk: Marvin Bergmann: Well-Quasi-Orderings of Logical Structures and Homomorphism Densities

12:50 lunch

open problems and group formation

working in groups

18:30 dinner

Tuesday 19 May

welcome tea/ coffee

talk: Lukas Hintze: Efficient Simulation of Population Protocols via Sampling of Sparse Random Multigraphs

talk: Sebastian Siebertz: Advances in Algorithmic Meta-Theorems with Applications to Solution Discovery

talk: Matthias Mnich: New algorithms for quasi-random walks

talk: Gideo Joubert: On Quantum homomorphisms of Relational structures

coffee break

talk: Sarah Morell: Unsplittable Transshipments

talk: Matías Azocar Carvajal: Canonical Ramsey theorem for clean intersections

talk: Thorsten Götte: Voting with Opinion Graphs

12:50 lunch

working in groups

final get together: further work in groups is possible