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Seminar UC Berkeley Colloquium: Chip firing, root systems, permutohedra, and Coxeter arrangements
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Workshop Geometric and topological combinatorics: Modern techniques and methods
Show All Collapse Oct 13, 2017
Friday03:30 PM - 04:30 PMTriangulations of root polytopes and Tutte polynomials
Alexander Postnikov (Massachusetts Institute of Technology) -
Seminar GTC Main Seminar: Purity and separation for oriented matroids
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Workshop Topics in Combinatorial Representation Theory
Show All Collapse Mar 18, 2008
Tuesday02:00 PM - 03:00 PMTotal positivity, matroids, and clusters
Alexander Postnikov (Massachusetts Institute of Technology) -
Workshop Combinatorial Aspects of Hyperplane Arrangements
Show All Collapse Nov 04, 2004
Thursday02:00 PM - 03:00 PMHyperplane Arrangements and Ideals Generated by Powers of Linear Forms.
Alexander Postnikov (Massachusetts Institute of Technology)