Older Noon Lectures

2005

15. 12. 2005
at 12:20
Stephan Mertens: Graph isomorphism: statistical physics methods abstract
8. 12. 2005
at 12:20
Omer Gimenez: Asymptotic enumeration of labelled planar graphs abstract
1. 12. 2005
at 12:20
Martin Kochol: Applications of superposition in graph theory abstract
24. 11. 2005
at 12:20
Anna de Mier: The lattice of cyclic flats of a matroid abstract
3. 11. 2005
at 12:20
Martin Mareš: Internet meets Combinatorics abstract
20. 10. 2005
at 12:20
Ricky Pollack: A New Methodology in Geometric Transversal Theory abstract
13. 10. 2005
at 12:20
Iain Moffatt: Knot Homologies and Graph Polynomials abstract
10. 10. 2005
at 12:20
Nina Lehmann: Evolution of networks abstract

2006

21. 12. 2006
at 12:20
Jean-Sébastien Sereni: Circular choosability of graphs abstract
14. 12. 2006
at 12:20
Tobias Muller: Identifying codes in (random) unit disk graphs abstract
7. 12. 2006
at 12:20
Jan van den Heuvel: Circular Arboricity of Graphs abstract
4. 12. 2006
at 12:20
Jan van den Heuvel: On the Diameter of the Transportation Polytope abstract
30. 11. 2006
at 12:20
Zsolt Tuza: Generalizations of mixed hypergraphs abstract
27. 11. 2006
at --
: abstract
23. 11. 2006
at 12:20
Frederic Havet: Directed star arboricity abstract
16. 11. 2006
at 12:20
Martin Pergel: On Recognition of PC-graphs abstract
9. 11. 2006
at 12:20
: HOMONOLO abstract
1. 11. 2006
at 9:00
: abstract
1. 11. 2006
at 9:50
: abstract
30. 10. 2006
at 12:20
Diana Piguet, Maya Stein: On an approximate version of the Loebl-Komlos-Sos conjecture abstract
26. 10. 2006
at 12:20
Lutz G. Lucht: On finite pattern-free sets of integers abstract
25. 10. 2006
at 10:40
Guillermo Pineda Villavicencio: On the Degree/Diameter Problem for both bipartite and non-bipartite graphs abstract
25. 10. 2006
at 11:30
JianMin Tang: Connectivity and Superconnectivity of digraphs with prescribed semigirth abstract
23. 10. 2006
at 12:00
Lutz G. Lucht: Recurrence sequences with arithmetic properties abstract
19. 10. 2006
at 12:20
Dirk Schlatter: Constrained random graph processes abstract
12. 10. 2006
at 12:20
Attila Por: Overlap Graphs abstract
5. 9. 2006
at 12:20
Leonard J. Schulman: Clustering lines: classification of incomplete data abstract
22. 6. 2006
at 12:20
Mark Siggers: The Complexity of Some Restricted H-Colouring Problems abstract
1. 6. 2006
at 12:20
Gabor Hegedus: on Ramsey theory abstract
25. 5. 2006
at 12:20
Gabor Hegedus: Grobner bases abstract
23. 5. 2006
at 12:20
Peter Golovach: Distance constrained labellings for trees abstract
18. 5. 2006
at 12:20
Dieter Kratsch: A Simple $O (2^{0.288 n})$ Independent Set Algorithm abstract
12. 5. 2006
at 12:20
Martin Rubey: Symmetry properties of statistics of lattice paths in ladders abstract
10. 5. 2006
at 12:20
Martin Škoviera: Edge-colourings of cubic graphs and partial Steiner triple abstract
6. 4. 2006
at 12:20
Tetsuo Asano: Mathematical and Algorithmic Approaches to Digital Halftoning abstract
10. 3. 2006
at 12:20
Jose Zamora: Complexity of linear mappings induced by graphs abstract
9. 3. 2006
at 12:20
Anna de Mier: k-noncrossing and k-nonnesting graphs and fillings of Ferrers diagrams abstract
2. 3. 2006
at 12:20
Jose Soto: Degree matrices abstract
26. 1. 2006
at 12:20
Sotiris Nikoletseas: Design and analysis of algorithms for wireless sensor networks abstract

2007

20. 12. 2007
at 12:20
Standa Zivny: The Expressive Power of Valued Constraints: Hierarchies and Collapses abstract
13. 12. 2007
at 12:20
Miklos Maroti: Weak near-unanimity and constraint satisfaction problems abstract
29. 11. 2007
at 12:20
Francesc Comellas: The Hierarchical Product of Graphs abstract
15. 11. 2007
at 12.20
Petr Golovach: On tractability of Cops and Robbers game abstract
21. 9. 2007
at 12:10
Jerrold R. Griggs: Large families of subsets avoiding a given configuration abstract
19. 7. 2007
at 12:20
Viola Meszaros: The Slope Number of $K_{n,m}$ abstract
28. 6. 2007
at 12:20
Jean-Sébastien Sereni: The Bermond-Thomassen conjecture abstract
14. 6. 2007
at 12:20
Vít Jelínek: Monochromatic triangles in two-colored plane abstract
7. 6. 2007
at 12:20
Milan Hladík: Systems of linear equations inside given intervals abstract
31. 5. 2007
at 12:20
Dmitry Gavinsky: Classical Interaction Cannot Replace a Quantum Message abstract
24. 5. 2007
at 12:20
Michael Rubinstein: Primes, the Riemann Hypothesis, and Random Matrices abstract
3. 5. 2007
at 12:20
Italo Dejter: Dominating sets in graphs abstract
3. 5. 2007
at 13:00
Dániel Marx: On tree width, bramble size, and expansion abstract
12. 4. 2007
at 12:20
Mike Newman: A little about covering arrays, some independent sets and a graph core abstract
5. 4. 2007
at 12:20
Ales Privetivy: How many points can be reconstructed from k projections? abstract
29. 3. 2007
at 12:20
Hossein Teimoori Faal: The ABC-Conjecture: Beyond The Fermat Last Theorem abstract
22. 3. 2007
at 12:20
Petr Skovron: Removing degeneracy may require unbounded dimension increase abstract
15. 3. 2007
at 12:20
Martin Klazar: How many ordered factorizations may n have? abstract
8. 3. 2007
at 12:20
Jan Kratochvil: Exact algorithms for generalized domination abstract
22. 2. 2007
at 12:20
Tomas Bily: Digital cell abstract
15. 2. 2007
at 12:20
Michael Stiebitz: Edge Colourings of Graphs abstract
8. 2. 2007
at 12:20
Jan Foniok: Computing amoebas using semidefinite programming abstract
1. 2. 2007
at 12:20
: abstract
25. 1. 2007
at 12:20
: abstract
18. 1. 2007
at 12:20
Jiří Fink: Perfect Matchings Extend to Hamilton Cycles in Hypercubes abstract
11. 1. 2007
at 12:20
Attila Por: Conway's Angel abstract
4. 1. 2007
at 12:20
: abstract

2008

18. 12. 2008
at 12:20
Natalio Krasnogor: An Evolutionary Algorithm Approach to Guiding the Evolution of Self-Organised Nanostructured Systems abstract
11. 12. 2008
at 12:20
Benoit Larose: The complexity of the list homomorphism problem for graphs abstract
11. 12. 2008
at 12:20
Claude Tardif: Interlacing adjoints of tournaments abstract
27. 11. 2008
at 12:20
Patrice Ossona de Mendez: Restricted dualities for graphs abstract
20. 11. 2008
at 12:20
Louis Esperet: A unified approach to distance-two coloring of graphs on surfaces abstract
13. 11. 2008
at 12:20
Diana Piguet: Schelp's conjecture abstract
6. 11. 2008
at 12:20
Jiří Fiala: On packing coloring for trees and grids abstract
30. 10. 2008
at 12:20
Jorge Ramirez: Frobenius problem: Applications abstract
23. 10. 2008
at 12:20
Peter Golovach: Spanners in sparse graphs abstract
16. 10. 2008
at 12:20
Pavel Skums: Krausz dimension of graphs abstract
9. 10. 2008
at 12:20
Daniel Král: Removal Lemma for systems of linear equations abstract
11. 9. 2008
at 12:20,
Mike Fellows: Some New Developments and Open Problems in Parametrized Algorithms and Complexity abstract
21. 8. 2008
at 15:00
Matt DeVos: Seymour-Schrijver conjecture abstract
19. 6. 2008
at 12:20,
Andrzej Proskurowski: Computing minimum distortion embeddings into a path abstract
12. 6. 2008
at 12:20
Tobias Mueller: Circular choosability is rational abstract
5. 6. 2008
at 12:20
Jindrich Zapletal: A new Ramsey property on Polish spaces abstract
15. 5. 2008
at 12:20,
Jan Kratochvíl: Exact algorithms for Frequency Assignment: Branching versus Dynamic Programming abstract
17. 4. 2008
at 12:20,
Frank Ruskey: The mysterious behavior of "meta-Fibonacci" sequences abstract
3. 4. 2008
at 12:20
Stefan Ratschan: Quasi-decidability and its Role in Hybrid Systems Verification abstract
27. 3. 2008
at 12:20
Bernard Anderson: Automorphisms of the truth-table degrees abstract
20. 3. 2008
at 12:20
Hossein Teimoori Faal: Karaji's L-Summing Method abstract
13. 3. 2008
at 12:20
Josef Cibulka: Untangling planar graphs abstract
6. 3. 2008
at 12:20
: University of Alberta abstract
28. 2. 2008
at 12:20
Martin Loebl: Enumeration by matrix integrals abstract
21. 2. 2008
at 12:20
Nicolas Lichiardopol: A new bound for a particular case of the Caccetta-Häggkvist conjecture abstract
14. 2. 2008
at 12:20
Lubos Thoma: On graphs and their orientations abstract
17. 1. 2008
at 12.20
Anastasios Sidiropoulos: Probabilistic Embeddings of Bounded Genus Graphs Into Planar Graphs abstract

2009

17. 12. 2009
at 12:20
František Kardoš: Fractional total colorings of graphs of high girth abstract
10. 12. 2009
at 12:20
Lukasz Jez: Online Scheduling of Similarly Ordered Packets abstract
3. 12. 2009
at 12:20
Jens M. Schmidt: Construction sequences of 3-connected graphs abstract
1. 12. 2009
at 12:20
Ondra Suchý: Parameterized Complexity of Arc-Weighted Directed Steiner Problems abstract
19. 11. 2009
at 12:20
Luke Postle: Sub-Exponentially Many 3-Colorings of Triangle-Free Planar Graphs abstract
12. 11. 2009
at 12:20
Thomas Erlebach: Computing Minimum Spanning Trees with Uncertainty abstract
10. 11. 2009
at 12:20
Martin Kochol: Counterexample to the conjecture of Grunbaum abstract
5. 11. 2009
at 12:20
Jiří Matoušek: Minimum and maximum against k lies abstract
29. 10. 2009
at 12:20
Jiri Fiala: Finding induced paths in claw-free graphs abstract
22. 10. 2009
at 12:20
Andrew Goodall: Graph homomorphisms and contraction-deletion invariants abstract
8. 10. 2009
at 12:20
Jae-Sook Cheong: Computing All Form-Closure Grasps of Rectilinear Polyhedra abstract
6. 10. 2009
at 12:20
Otfried Cheong: Set systems and families of permutations with small traces abstract
3. 8. 2009
at 12:20
Konrad Swanepoel: Maximal equilateral sets abstract
23. 7. 2009
at 12:20
John Gimbel: Some defective parameters in graph theory abstract
26. 6. 2009
at 12:20
Indra Rajasingh: Exact Wirelength of an Embedding abstract
26. 6. 2009
at 13:00
Bharati Rajan: On Minimum Metric Dimension of Architectures abstract
23. 6. 2009
at 12:20
Arumugama: TBA abstract
18. 6. 2009
at 12:20
Iain Moffatt: Medial graphs and twisted duals abstract
4. 6. 2009
at 12:20
Louis Esperet: Perfect matchings in cubic graphs abstract
21. 5. 2009
at 12:20
Vít Jelínek: Extending partial plane embeddings abstract
14. 5. 2009
at 12:20
Martin Tancer: Non-representability of finite projective planes by convex sets abstract
12. 5. 2009
at 12:20
Igor Kříž: Verlinde algebra abstract
7. 5. 2009
at 12:20
Martin Škoviera: Real flows on cubic graphs abstract
4. 5. 2009
at 9
: abstract
30. 4. 2009
at 12:20
Andrew King: Colouring claw-free graphs abstract
23. 4. 2009
at 12:20
Daniel Paulusma: The Disconnected Cut problem abstract
16. 4. 2009
at 12:20
Marko Berezovsky: A Method to Solve the Weighted Constraint Satisfaction Problem (WCSP) abstract
9. 4. 2009
at 12:20
Ignaz Rutter: Computing Large Matchings Fast abstract
2. 4. 2009
at 12:20
Peter Golovach: How to Guard a Graph? abstract
26. 3. 2009
at 12:20
Mihyun Kang: How to count planar graphs with given numbers of vertices and edges? abstract
19. 3. 2009
at 12:20
Ivan Dovica: Approach to Robust Tail Assignment abstract
5. 3. 2009
at 12:20
Jiří Witzany: Valuation of Derivatives using Binomial Trees with Infinitesimals abstract
12. 2. 2009
at 12:20
Gregor Masbaum: Integral structures in TQFT abstract
5. 2. 2009
at 12:20
Jan Hladký: Embedding thin large graphs abstract
15. 1. 2009
at 12:20
Milan Hladík: On the interval eigenvalue problem abstract
8. 1. 2009
at 12:20
Yared Nigussie: Nesetril dualities are decidable abstract

2010

16. 12. 2010
at 12:20
Eric Sedgwick: Spirals abstract
18. 11. 2010
at 12:20
Ida Kantor: Large subfamilies with forbidden configurations abstract
11. 11. 2010
at 12:20
Benjamin Matschke: News on the colored Tverberg problem abstract
4. 11. 2010
at 12:20
Xavier Goaoc: Bag of lines models for non-central linear cameras abstract
2. 11. 2010
at 12:20
Ivan Dovica: Robust tail assignment abstract
26. 10. 2010
at 12:20
Stephan Thomasse: Coloring Graphs via VC_dimension abstract
21. 10. 2010
at 12:20
Frantisek Matus: Matroids represented by entropies abstract
14. 10. 2010
at 12:20
Paul Bonsma: Feedback vertex set in mixed graphs abstract
7. 10. 2010
at 12:20
Dan Kral: Perfect matchings in cubic bridgeless graphs abstract
6. 5. 2010
at 12:20
Andrew Goodall: The Tutte polynomial characterizes simple outerplanar graphs abstract
8. 4. 2010
at 12:20
Mathew Francis: Intersection graphs of boxes and cubes abstract
1. 4. 2010
at 12:20
Zuzka Safernová: On the nonexistence of k-reptile tetrahedra abstract
30. 3. 2010
at 12:20
Tomáš Vyskočil: Faithful Representations of Graphs by Islands in the Extended Grid abstract
25. 3. 2010
at 12:20
Christian Scheideler: Stabilizing Consensus With the Power of Two Choices abstract
11. 2. 2010
at 12:20
Francis Sergeraert: Constructive Algebraic Topology abstract
7. 1. 2010
at 12:20
Honza Hladký: Tree packing conjectures; Graceful tree labeling conjecture abstract

2011

20. 12. 2011
at 12:20
Krzysztof Choromanski: The Erdos-Hajnal Conjecture for a new infinite class of tournaments abstract
15. 12. 2011
at 12:20
Daniel Paulusma: Lift Contractions abstract
13. 12. 2011
at 12:20
Pim van 't Hof: Parameterized complexity of vertex deletion into perfect graph classes abstract
10. 11. 2011
at 12:20
Archontia Giannopoulou: LIFO-search on Graphs and Digraphs abstract
3. 11. 2011
at 12:20
Torsten Ueckerdt: Non-crossing Connectors in the Plane abstract
27. 10. 2011
at 12:20
Andrew Treglown: Embedding spanning subgraphs via degree sequence conditions abstract
20. 10. 2011
at 12:20
Anna Gundert: Expansion for 2-complexes abstract
25. 8. 2011
at 12:20
Dmitry Tonkonog: A classification of embeddings of punctured n-manifolds into R^{2n-1} abstract
18. 8. 2011
at 12:20
Ambat Vijayakumar: Graph Operators and Its Dynamics - Some recent studies abstract
11. 8. 2011
at 12:20
Jane Gao: Distribution of certain types of spanning subgraphs in G(n,p) abstract
2. 8. 2011
at 12:20
Jens M. Schmidt: k-angulations on point sets abstract
30. 6. 2011
at 12:20
Asaf Levin: The benefit of adaptivity in the stochastic knapsack problem with dependence on the state of nature abstract
30. 6. 2011
at 13:00
Ondrej Bojar: Word alignment as a combinatorial task abstract
28. 6. 2011
at 12:20
Sang-il Oum: Vertex-minors and pivot-minors of graphs abstract
16. 6. 2011
at 12:20
Andrew King: Bounding the chromatic index: Exploiting and sidestepping structure abstract
16. 6. 2011
at 13:00
Steven Chaplick: Characterizing Path Graphs and Directed Path Graphs using PR-trees abstract
9. 6. 2011
at 12:20
Peter Horak: Tiling $n$-space by unit cubes. abstract
2. 6. 2011
at 12:20
Carl Yerger: Steinberg's conjecture for higher surfaces abstract
26. 5. 2011
at 12:20
Ondřej Suchý: Feedback vertex set on graphs of low cliquewidth abstract
19. 5. 2011
at 12:20
Katherine Edwards: Packing T-joins in Planar Graphs abstract
12. 5. 2011
at 12:20
Luke Postle: 3-Connected Minor-Minimal Non-Projective Planar Graphs with an Internal 3-Separation abstract
3. 5. 2011
at 12:20
Petr Kolman: Approximate Duality of Multicommodity Multiroute Flows and Cuts abstract
31. 3. 2011
at 12:20
Martin Klazar: Counting paths in the honeycomb lattice abstract
24. 3. 2011
at 12:20
Honza Hladký: Hamilton cycles in dense vertex-transitive graphs abstract
24. 3. 2011
at 13:00
Paul Dorbec: Partitioning graphs into forests of stars abstract
20. 1. 2011
at 12:20
Guillermo Pineda Villavicencio: Hamiltonicity of Cayley, vertex-transitive and certain graph covers abstract

2012

11. 12. 2012
at 12:20
Krysztof Choromanski: The Erdos-Hajnal Conjecture abstract
29. 11. 2012
at 12:20
Pavol Hell: Interval Digraphs abstract
18. 10. 2012
at 12:20
Diana Piguet: Embedding trees in sparse graphs abstract
5. 6. 2012
at 12:20
Jerrold R. Griggs: Supersaturation in the Boolean Lattice abstract
31. 5. 2012
at 12:20
Igor Kříž: Knot theory: a current view abstract
17. 5. 2012
at 12:20
Stefan Ratschan a Peter Franek: Quasi-decidability of a Fragment of the First-order Theory of the Real Numbers and Topological Extension of Maps to the Sphere abstract
3. 5. 2012
at 12:20
Moshe Rosenfeld: The Odd-Distance Graph abstract
26. 4. 2012
at 12:20
Torsten Ueckerdt: Three Ways to Cover a Graph abstract
12. 4. 2012
at 12:20
Joanne Hall: Similarities between mutually unbiased bases and projective planes abstract
5. 4. 2012
at 12:20
Jarett Schwartz: Coalescing Balls and Bins abstract
2. 4. 2012
at 12:20
Tomaž Pisanski: GI graphs and their groups abstract
9. 3. 2012
at 12:20
György Dósa: It's only scheduling and bin packing (but we like it). abstract
23. 2. 2012
at 12:20
Marek Eliáš: Higher-order Erdõs-Szekeres theorems abstract
9. 2. 2012
at 12:20
Maria Saumell: Bounds on the diameter of the flip graph abstract
2. 2. 2012
at 12:20
Florian Pfender: Rainbow Matchings in Graphs abstract
19. 1. 2012
at 12:20
Xavier Goaoc: On the monotonicity of the expected complexity of a random polytope abstract
12. 1. 2012
at 12:20
Laszlo Vegh: Strongly polynomial algorithm for a class of minimum-cost flow problems with separable convex objectives abstract
5. 1. 2012
at 12:20
Ondra Suchý: The Parameterized Complexity of Local Search for TSP abstract
3. 1. 2012
at 12:20
Bernard Lidický: Upper bounds on the size of 4- and 6-cycle-free subgraphs of the hypercube abstract

2013

5. 12. 2013
at 12:20
David Roberson: Entanglement-assisted homomorphisms abstract
28. 11. 2013
at 12:20
Andrea Jiménez: On the directed cycle double cover Conjecture abstract
21. 11. 2013
at 12:20
Miklos Ruszinko: Uniform hypergraphs containing no grids abstract
14. 11. 2013
at 12:20
Cristian Lenart: A combinatorial model for Kirillov-Reshetikhin crystals and applications abstract
7. 11. 2013
at 12:20
Josef Bekesi: Bin Packing: Analysis of Online and Semionline Algorithms abstract
3. 10. 2013
at 12:20
Derek Corneill: On the Power of Graph Searching abstract
12. 9. 2013
at 12:20
George Mertzios: On the Recognition of Four-Directional Orthogonal Ray Graphs abstract
29. 8. 2013
at 12:20
Matthias Mnich: Fixed-parameter algorithms for scheduling problems abstract
25. 7. 2013
at 12:20
Jonathan Noel: Choosability of Graphs with Bounded Order abstract
18. 7. 2013
at 12:20
Min Chen: (3,1) * -choosability of planar graphs abstract
20. 6. 2013
at 12:20
Lukasz Jez: Online Knapsack Revisited abstract
13. 6. 2013
at 12:20
Liana Yepremyan: Sparse halves in dense triangle-free graphs abstract
6. 6. 2013
at 12:20
Martin Tancer: Recognition of collapsible complexes is NP-complete abstract
9. 5. 2013
at 12:20
Igor Kříž: On algebraic vector bundles over configuration spaces abstract
2. 5. 2013
at 12:20
Tereza Klimošová: Forcibility and testability of permutation properties abstract
11. 4. 2013
at 12:20
Peter Horák: On Minkowski's conjecture abstract
4. 4. 2013
at 12:20
Moshe Rosenfeld: The Odd Distance Graph abstract
28. 3. 2013
at 12:20
Pavol Hell: List homomorphisms abstract
21. 3. 2013
at 12:20
Mary Inaba: Unified Approach for SAT Solvers to Achieve Efficient Diversification abstract
14. 3. 2013
at 12:20
Gábor Kun: Expanders have a large girth Lipschitz spanning subgraphs abstract
24. 1. 2013
at 12:20
Gerhard Woeginger: Optimization at the second level abstract
10. 1. 2013
at 12:20
Béla Bollobás: Union-Closed Families of Sets abstract

2014

15. 12. 2014
at 12:20
Krzysztof Choromanski: Excluding pairs of tournaments abstract
1. 12. 2014
at 12:20
Eli Shamir: Old and new Transformations of Grammars: Structural, Algorithmic and Linguistic Applications abstract
22. 10. 2014
at 10:40
Steve Chaplick: Overlap and Intersection Representations of Planar Graphs by Squares abstract
25. 9. 2014
at 12:20
Orit Raz: On the number of unit-area triangles spanned by points in the plane abstract
18. 9. 2014
at 12:20
Gerth Stølting Brodal: Computing Triplet and Quartet Distances Between Trees abstract
16. 9. 2014
at 12:20
Orit Raz: On the number of unit-area triangles spanned by points in the plane abstract
11. 9. 2014
at 11:00
Arnab Bhattacharyya: Higher-order Fourier analysis and applications abstract
14. 8. 2014
at 10:40
Michael Saks: Two very efficient approximation algorithms for the longest increasing subsequence abstract
17. 6. 2014
at 11:00
Sebastian Ordyniak: Backdoors into Heterogeneous Classes of SAT and CSP abstract
16. 6. 2014
at 11:00
Matthias Mnich: Multivariate Algorithmics for Hard Optimization Problems abstract
11. 6. 2014
at 12:20
Václav Chvátal: Points and lines in metric spaces abstract
5. 6. 2014
at 12:20
Seth Pettie: Sharp Bounds on Davenport-Schinzel Sequences of Every Order abstract
30. 5. 2014
at 10:00
Diana Piguet: An approximate version of the tree packing conjecture for bounded degree abstract
29. 5. 2014
at 11:00
Andreas Feldmann: Network Algorithms for Real-World Graphs abstract
27. 5. 2014
at 15:00
Morteza Monemizadeh: Estimating Streaming Maximum Matching in Planar Graphs and Beyond abstract
22. 5. 2014
at 12:20
Elazar Goldenberg: Direct Sum Testing abstract
7. 5. 2014
at 12:20
Moshe Rosenfeld: Hamiltonian cycles in prisms over graphs abstract
17. 4. 2014
at 12:20
Ronald de Wolf: Fourier analysis and the minimal degree of polynomials for Boolean functions abstract
13. 3. 2014
at 12:20
Ariel Gabizon: Representative sets for multisets abstract
27. 2. 2014
at 12:20
Martin Loebl: A remark on the Alon Tarsi conjecture abstract
13. 2. 2014
at 12:20
Edgardo Roldan Pensado: Hyperplane transversal to coloured sets abstract
11. 2. 2014
at 12:20
Lucas Hosseini: Quantifier-free Convergence of Structures abstract
6. 2. 2014
at 12:20
Iain Moffatt: Graphs are to matroids, as embedded graphs are to what? abstract
23. 1. 2014
at 12:20
Rob van Stee: Dividing connected chores fairly abstract
9. 1. 2014
at 12:20
Jan Volec: Compactness and finitely forcible graphons abstract

2015

1. 12. 2015
at 12:20
Andreas Feldmann: On the Equivalence of the Bidirected and Hypergraphic Relaxations for Steiner Tree abstract
12. 11. 2015
at 12:20
Liana Yepremyan: The Local Stability Method and the Turán numbers of extensions abstract
5. 11. 2015
at 12:20
Martin Doležal: Cliques in dense inhomogeneous random graphs abstract
29. 10. 2015
at 13:00
Stephen Kobourov: Analyzing the Language of Food on Social Media abstract
12. 10. 2015
at 12:20
MohammadTaghi Hajiaghayi: Parameterized and Promised Streaming: Making Big Data More Accessible abstract
8. 10. 2015
at 13:10
Stephen Kobourov: Proportional Contact Representation of Planar Graphs abstract
1. 10. 2015
at 12:20
Tomáš Masařík: Computational complexity of distance edge labeling abstract
24. 9. 2015
at 12:20
Jonathan Noel: Extremal Bounds for Bootstrap Percolation in the Hypercube abstract
17. 9. 2015
at 12:20
Martin Balko: Drawing graphs using a small number of obstacles abstract
10. 9. 2015
at 12:20
Dan Kral: Analytic representation of large graphs abstract
3. 9. 2015
at 12:20
Ping Hu: Maximum density of induced 5-cycle is achieved by an iterated blow-up of 5-cycle abstract
25. 6. 2015
at 12:20
Jan Hladký: f-vectors of flag complexes abstract
4. 6. 2015
at 12:20
Alfredo Hubard: Limits of order types abstract
28. 5. 2015
at 12:20
Balazs Patkos: On the number of maximal intersecting k-uniform families abstract
14. 5. 2015
at 12:20
Matěj Stehlík: Colouring quadrangulations of projective spaces abstract
16. 4. 2015
at 12:20
Martin Loebl: Deciding 4-colorability of planar triangulations is polynomial independently of the Four Color Theorem abstract
9. 4. 2015
at 12:20
Rasmus Ibsen-Jensen: Strategy complexity of concurrent games abstract
2. 4. 2015
at 12:20
Moshe Rosenfeld: Moshe Rosenfeld's problem session abstract
12. 3. 2015
at 12:20
Moshe Rosenfeld: The odd-distance graph abstract
10. 3. 2015
at 14:00
Sagnik Mukhopadhyay: Tribes is hard in the message passing model abstract
19. 2. 2015
at 12:20
Ruggero Gabbrielli: Splitting spaces and their representation: Tilings from graphs and vice versa abstract
8. 1. 2015
at 12:20
Jiří Fink: Applied optimization in Smart Grids abstract
7. 1. 2015
at 12:20
Ervin Gyori: 3-uniform hypergraphs with no linear cycles abstract

2016

22. 12. 2016
at 12:20
Matas Šileikis: Concentration of extension counts in random graphs abstract
15. 12. 2016
at 12:20
Petr Glivický: (Un)provability of Fermat's last theorem and Catalan's conjecture in formal arithmetics abstract
8. 12. 2016
at 12:20
Marthe Bonamy: Kempe equivalence of colourings abstract
6. 12. 2016
at 14:00
Lutz Warnke: The phase transition in the random d-process abstract
1. 12. 2016
at 12:20
Torsten Mütze: Trimming and gluing Gray codes abstract
10. 11. 2016
at 12:20
Arnaud de Mesmay: On the complexity of optimal homotopies abstract
3. 11. 2016
at 12:20
Alexandr Kazda: Beyond perfect matchings: Solving edge-CSP for even delta-matroids abstract
24. 10. 2016
at 14:00
Alexandr Kazda: Constraint Satisfaction Problems and the Datalog language (CSI candidate talk) abstract
21. 10. 2016
at 14:00
Pavel Hubáček: Barriers in Algorithmic Game Theory Through the Cryptographic Lens (CSI candidate talk) abstract
20. 10. 2016
at 12:20
Martin Tancer: On Betti numbers of flag complexes with forbidden induced subgraphs (How many holes may a graph have) abstract
18. 10. 2016
at 12:20
Kazuhisa Makino: Posimodular Function Optimization abstract
13. 10. 2016
at 12:20
Martin Mareš: Practical data structures abstract
2. 9. 2016
at 12:20
Bernard Lidicky: Decomposing random d-regular graphs into stars abstract
25. 8. 2016
at 12:20
Michael Saks: The Population Recovery problem abstract
21. 7. 2016
at 12:20
Zvi Lotker: Social Networks and Plays abstract
21. 6. 2016
at 12:20
Zvi Lotker: TBA abstract
21. 6. 2016
at 12:20
Zvi Lotker: TBA abstract
31. 5. 2016
at 12:12
Martin Balko a Josef Cibulka: Recent progress on the Erdős-Szekeres conjecture abstract
17. 5. 2016
at 12:20
Matas Sileikis: Probabilistic botany: from rooted subgraph counts to leaves of random trees (faculty candidate talk) abstract
12. 5. 2016
at 12:20
Tereza Klimošová: Finitely forcible limits of graphs and permutations (faculty candidate talk) abstract
21. 4. 2016
at 12:20
Herbert Fleischner: Hamiltonicity in squares of graphs revisited abstract
19. 4. 2016
at 12:20
Yan Zheng: Coresets for Kernel Density Estimates and the Implications abstract
7. 4. 2016
at 12:20
Matthias Mnich: Improved Approximation Algorithm for Minimum Feedback Vertex Sets in Tournaments abstract
24. 3. 2016
at 12:20
Nitin Saurabh: Upper Bounds on Fourier-Entropy abstract
21. 3. 2016
at 12:20
Torsten Mütze: A new combinatorial Gray code for balanced combinations abstract
17. 3. 2016
at 12:20
Torsten Mütze: Some recent developments on the middle levels conjecture abstract
10. 3. 2016
at 12:20
Dušan Knop: Parameterized complexity of length-bounded cuts (Jirka Matoušek Prize talk) abstract
10. 3. 2016
at 13:00
Martin Schmid: Algorithmic Game Theory and Poker (Jirka Matoušek Prize talk) abstract
3. 3. 2016
at 12:20
Martin Balko: Bounds on ordered Ramsey numbers of bounded-degree graphs (Jirka Matoušek Prize talk) abstract
25. 2. 2016
at 12:20
Tereza Klimošová: Edge-partitioning into paths for graphs of low edge-connectivity abstract

2017

21. 12. 2017
at 12:20
Jan Volec: Bounded colorings of graphs and hypergraphs abstract
14. 12. 2017
at 12:20
Martin Böhm: Nested Convex Bodies are Chaseable (J. Matoušek prize talk) abstract
11. 12. 2017
at 12:20
Torsten Mütze: On Hamilton cycles in highly symmetric graphs abstract
7. 12. 2017
at 12:20
Steven Chaplick: Approximation Schemes for Geometric Coverage Problems abstract
30. 11. 2017
at 12:20
Marthe Bonamy: Partitioning the vertices of a torus into isomorphic subgraphs abstract
24. 11. 2017
at 12:20
Martin Balko: Ramsey numbers for restricted colorings abstract
2. 11. 2017
at 12:20
Peter Zeman: On H-topological intersection graphs abstract
19. 10. 2017
at 12:20
Peter Vojtáš: Complexity of the search for a Challenge-Response reduction abstract
12. 10. 2017
at 12:20
Stanislav Nagy: Halfspace depth and the geometry of multivariate quantiles abstract
13. 6. 2017
at 12:20
Lenka Zdeborová: Circular coloring of random graphs: statistical physics investigation abstract
8. 6. 2017
at 12:20
Bernard Lidický: Bounding small Ramsey numbers abstract
26. 5. 2017
at 12:20
Pavel Klavík: Jordan-like characterization of automorphism groups of planar graphs (J. Matoušek prize talk) abstract
25. 5. 2017
at 12:20
Peter Zeman: Jordan-like characterizations of automorphism groups for restricted classes of graphs (J. Matoušek prize talk) abstract
18. 5. 2017
at 12:20
Dmitry Gavinsky: Some examples of exponential advantage in quantum communication abstract
11. 5. 2017
at 12:20
Rajesh Chitnis: Parameterized Streaming Algorithms abstract
5. 5. 2017
at 12:20
Martin Balko: A superlinear lower bound on the number of 5-holes abstract
4. 5. 2017
at 12:20
Martin Balko: Covering lattice points by subspaces and counting point-hyperplane incidences abstract
27. 4. 2017
at 12:20
Vojtěch Kaluža: A direct proof of the strong Hanani-Tutte theorem on the projective plane (J. Matousek prize talk) abstract
20. 4. 2017
at 12:20
Martin Koutecký: Voting and Bribing in Single-Exponential Time (J. Matousek prize talk) abstract
13. 4. 2017
at 13:00
Tom Kelly: Toward a Local Version of Reed's Conjecture on omega, Delta, and chi abstract
23. 3. 2017
at 12:20
Marcin Pilipczuk: Subexponential Parameterized Algorithms for Planar Graphs, Apex-Minor-Free Graphs and Graphs of Polynomial Growth via Low Treewidth Pattern Covering abstract
9. 3. 2017
at 12:20
Anup Rao: Lower bounds on Non-adaptive Data Structures for Median and Predecessor search abstract
23. 2. 2017
at 12:20
Jan Kynčl: Simple realizability of complete abstract topological graphs simplified abstract
9. 2. 2017
at 12:20
Daqing Yang: Generalizations of theorems of Nash-Williams and Hakimi on graph decompositions abstract
12. 1. 2017
at 12:20
Stephan Wagner: Paths vs. stars in the local profile of trees abstract

2018

6. 12. 2018
at 12:30
Manfred Scheucher: Using SAT Solvers in Combinatorics and Geometry abstract
6. 12. 2018
at 13:20
Tomáš Masařík: Colouring (P_r+P_s)-Free Graphs abstract
15. 11. 2018
at 12:30
Raúl González Silva: Kernels, Grundy functions and circulant digraphs abstract
8. 11. 2018
at 12:30
Phablo Moura: Subdivision of digraphs with large minimum out-degree abstract
24. 9. 2018
at 12:30
Rado Fulek: Embeddability of Graphs and 2-dimensional Simplicial Complexes abstract
13. 9. 2018
at 12:20
Jan Volec: The codegree threshold of K4- abstract
4. 9. 2018
at 12:20
Carsten Schütt: Flag numbers and floating bodies abstract
28. 8. 2018
at 12:20
Elisabeth Werner: Floating bodies and approximation of convex bodies by polytopes abstract
15. 8. 2018
at 12:30
Raúl González Silva: Kernels, Grundy functions and circulant digraphs abstract
15. 8. 2018
at 12:30
Raúl González Silva: Kernels, Grundy functions and circulant digraphs abstract
9. 7. 2018
at 12:00
Subir Ghosh: Chromatic art gallery problems for point and vertex guards abstract
28. 6. 2018
at 12:20
Vojtěch Kaluža: Lipschitz mappings of discrete sets in Euclidean spaces (Jirka Matoušek prize talk) abstract
21. 6. 2018
at 12:20
Martin Schmidt: Two Worlds Behind Computers Playing Games and How to Bring Them Together (Jirka Matoušek prize talk) abstract
19. 6. 2018
at 12:20
Seyyed Mahdi Sedaghat: An Efficient and Secure Attribute-Based Signcryption Scheme for Smart Grid Applications abstract
14. 6. 2018
at 12:20
Stephen Kobourov: Multi-Level Steiner Tree abstract
10. 5. 2018
at 12:20
Andreas Feldmann: Recent Advancements at the Intersection of Parameterized and Approximation Algorithms abstract
3. 5. 2018
at 12:20
Tomáš Masařík: Local Dimension of Posets: Lower & Upper Bounds and Removable Theorems abstract
2. 5. 2018
at 12:20
Pavol Hell: Interval-like Graphs and Digraphs abstract
26. 4. 2018
at 12:20
Daniël Paulusma: Colouring Square-Free Graphs without Long Induced Paths abstract
24. 4. 2018
at 12:20
Eric Allender: New Chapters in an Old Story: Circuit Size Minimization and Kolmogorov Complexity abstract
29. 3. 2018
at 12:20
Dan Kráľ: Uniqueness of optimal configurations in extremal combinatorics abstract
22. 3. 2018
at 12:20
Alexandr Kazda: Algebraic Approach to Promise Constraint Satisfaction abstract
15. 3. 2018
at 12:20
Sebastian Siebertz: A tutorial on uniform quasi-wideness abstract
1. 2. 2018
at 12:20
Andrei Asinowski: Enumeration of lattice paths with forbidden patterns abstract

2019

19. 12. 2019
at 12:30
Jan Volec: Forcing quasi-randomness in permutations abstract
17. 12. 2019
at 10:45
Sudatta Bhattacharya: Exploring Closeness Centrality and Related Measures for Sparse and Planar Graphs abstract
5. 12. 2019
at 12:30
Jonathan Narboni: On the 4-color theorem for signed graphs abstract
7. 11. 2019
at 12:30
Carl Feghali: Graph Theory meets Extremal Set Theory abstract
29. 10. 2019
at 10:40
Pavel Hubáček: On Average-Case Hardness of Search Problems with Guaranteed Existence of Solution abstract
12. 9. 2019
at 12:30
Sunil Chandran: Separation Dimension of Graphs and Hyper Graphs abstract
5. 9. 2019
at 12:30
Moslem Zamani: New bounds for quadratic programming abstract
25. 7. 2019
at 12:30
Ali Mili: Absolute Correctness and Relative Correctness abstract
11. 7. 2019
at S11
Torsten Mütze: Combinatorial generation via permutation languages abstract
20. 6. 2019
at 12:30
Cornelius Brand: Extensor-Coding: An algebraic Method for hard Graph problems abstract
19. 6. 2019
at 12:30
Sebastian Ordyniak: Recent Advances on the Parameterized Complexity of Integer Linear Programming abstract
13. 6. 2019
at 12:30
Cemil Dibek: Edge-Extremal Graphs Under Degree and Matching Number Restrictions abstract
29. 5. 2019
at 12:30
Wolfgang Mulzer: Dynamic Maintenance of the Lower Envelope of Pseudo-Lines abstract
7. 5. 2019
at 12:30
Jan Novák: Plabic graphs in physics abstract
2. 5. 2019
at 12:30
Davis Issac: Covering and Partitioning Edges with Complete Bipartite Subgraphs abstract
2. 5. 2019
at 15:40
Manfred Scheucher: On Erdős-Szekeres Type Questions in R^d abstract
29. 4. 2019
at 12:30
Emo Welzl: Connectivity of Triangulation Flip Graphs in the Plane abstract
25. 4. 2019
at 12:30
Michael Elkin: Distributed Exact Shortest Paths Algorithm in Sublinear Time abstract
23. 4. 2019
at 12:30
Debarati Das: Jirka Matoušek Prize Noon lecture: Approximating Edit Distance Within Constant Factor in Truly Sub-Quadratic Time abstract
4. 4. 2019
at 12:30
Matěj Konečný: Jirka Matoušek Prize Noon lecture: Structural Ramsey theory, homomorphism dualities and completions abstract
28. 3. 2019
at 12:30
Tereza Klimošová: Algorithms for graphs without linear forests abstract
26. 3. 2019
at 12:30
Pavel Veselý: A Tight Lower Bound for Quantile Summaries abstract
19. 3. 2019
at 12:30
Matthias Mnich: Parameterized Algorithms for Generalizations of Directed Feedback Vertex Set abstract
28. 2. 2019
at 12:30
Torsten Mütze: On symmetric chains and Hamilton cycles abstract
17. 1. 2019
at 12:30
Carl Feghali: Paths between colourings of sparse graphs abstract

2020

14. 5. 2020
at 12:20
---: AlgoMaNet abstract
7. 5. 2020
at 12:20
---: AlgoMaNet abstract
16. 4. 2020
at 12:30
TBA: Workshop on Deep Learning abstract
16. 4. 2020
at 12:30
Michal Rolinek: Differentiation of Blackbox Combinatorial Solvers abstract
2. 4. 2020
at 12:30
Matěj Konečný: Jirka Matoušek Prize Noon lecture: Extending partial automorphisms abstract
5. 3. 2020
at 12:30
David Chodounský: P-ultrafilters on natural numbers abstract
27. 2. 2020
at 12:30
Jan Kyncl: Counterexample to a variant of the Hanani-Tutte theorem on the surface of genus 4 abstract
20. 2. 2020
at 12:30
Sergei Lando: On a (yet) non-existing polynomial graph invariant abstract
9. 1. 2020
at 12:30
Manfred Scheucher: Topological Drawings meet SAT Solvers and Classical Theorems of Convex Geometry abstract