Workshop on
Topological Methods in Combinatorics

Wednesday, May 31 - Friday June 2, 2006

Wednesday at KTH room 3721    
9.30-10.15
Jiri Matousek

 
Box complexes and topological lower bounds for graph coloring  

 

  Coffee/Tea     

10.45-11.15
Frederic Meunier: A Z_q-Fan formula  
11.30-12.00    Thilo Schroeder: Obstructions to polytope projection  
12.15-12.45  Mark de Longueville:
Combinatorial analogues of generalized Borsuk-Ulam type theorems
 
 
  Lunch  
 
14.30-15.30 Bob Oliver: Group actions on simplicial complexes
 
  Coffee/Tea  
 
16.00-16.45 Torsten Ekedahl: Ziegler-Zivaljevic algebraicized
 
17.00-17.45 Eran Nevo: Embedding obstructions for subcomplexes
 
*** Thursday  (at KTH, Room 3721):  
 
9:30-10:30 Dmitry Kozlov: Hom Complexes
 
  Coffee/Tea     

11:00-11:45
 
Carsten Schultz: The Lovasz conjecture and extensions  

12:00-12:45 
 
Carl-Friedrich Boedigheimer: Chord spaces  
  Lunch    

14:30-15:30
 
Bernhard Hanke: A survey on Smith theory  
  Coffee/Tea  
 
16:00-16:45  Gabor Simonyi: Colorings - local and wide
 
17:00-17:45  Wojciech Chacholski:
Generalized homotopy colimits for combinatorialists
 
Conference Dinner (location will be announced later)  
 

*** Friday (at Institut Mittag-Leffler):
9:30-10:30  Rade Zivaljevic: Groupoids in combinatorics
 
  Coffee/Tea  
 
11:00-11:45  Stephan Hell: On the number of Tverberg partitions
 
12:00-12:45 Jakob Jonsson:
Simplicial complexes defined in terms of avoiding crossings and diagonals
 

 
Lunch at Djursholms Värdshus  
14:30-15:30   Michael Joswig: Invariants of simplicial manifolds:algorithms and software  
  Coffee/Tea    
16:00-16:45 Nikolaus Witte:
Construction of simplicial 4-manifolds as branched covers
 

17:00-17:45 

Frank Lutz:

Simplicial manifolds of small valence