TU Berlin

Discrete Geometry Seminar

Winter Semester 2010/2011

This seminar is run by Prof. Günter M. Ziegler (and currently organized by Dr. Bernd Schulze and Dr. Bruno Benedetti). Topics of interest are discrete geometry, combinatorics, topology, and optimization. Please feel free to suggest speakers or volunteer to speak.


Raman Sanyal (UC Berkeley)
February 17, 2011 (2:15 pm in seminar room, Arnimallee 2, FU Berlin)
Title: Deciding polyhedrality of spectrahedra
Eran Nevo (Ben-Gurion University)
February 15, 2011 (2:15 pm in MA 648)
Title: Enumeration of flags in regular CW-spheres
Christian Stump (UQAM)
January 13, 2011 (2:15 pm in MA 841)
Title: Moon polyominoes, pipe dreams and simplicial spheres
Discrete Geometry Group (TU Berlin)
December 21, 2010 (2:15 pm in MA 648)
Open Problem Session
Karim Adiprasito (TU Berlin)
December 17, 2010 (2:15 pm in MA 751)
Title: Polytopes without triangles or cotriangles
Senja Barthel (TU Berlin)
December 14, 2010 (3:15 pm in MA 648)
Title: Gravitational lenses and the "Odd-number-Theorem"
Johannes Brunnemann (U. Paderborn)
December 14, 2010 (2:00 pm in MA 648)
Title: Oriented Matroids, Combinatorial Structures and Geometric Data in Loop Quantum Gravity
Jean-Philippe Labbé (TU Berlin)
December 9, 2010 (1:00 pm in MA 645)
Title: Sagemath - A "new" computer algebra system
Alex Engstroem (UC Berkeley)
December 7, 2010 (2:15 pm in MA 648)
Title: Graph Coloring meets the Tverberg Theorem
Benjamin Matschke (TU Berlin)
November 18, 2010 (2:15 pm in MA 841)
Title: An introduction to the probabilistic method
Guenter M. Ziegler (TU Berlin)
November 11, 2010 (2:15 pm in MA 841)
Title: A discussion on the Hirsch conjecture
Jose Higes (TU Berlin)
November 2, 2010 (2:15 pm in MA 648)
Title: Transfinite-type decomposition games and a product theorem
Emerson Leon (TU Berlin)
October 26, 2010 (2:15 pm in MA 648)
Title: GLBC and triangulations of simplicial polytopes
Jonathan Barmak (KTH)
October 19, 2010 (1:15 pm in MA 648)
Title: Different versions of the conjecture of Quillen on the poset of p-subgroups
Karim Adiprasito (TU Berlin)
October 14, 2010 (2:15 pm in MA 648)
Title: The Hausdorff distance in convex geometry and the curvature of typical convex surfaces

Link to the Math Department of TU Berlin
Link to the Discrete Geometry Group at TU Berlin