Results for Combinatorics events from 01-01-2013 to 06-30-2013
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General information about the Combinatorics Seminar can be found here.

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Date	Speaker	Seminar	Title
Friday, January 18, 2013 Start: 4:10 PM Location: 3866 East Hall	Tomoo Matsumura KAIST	Combinatorics	(Factorial) Schur functions and weighted Grassmannians
Friday, February 01, 2013 Start: 4:10 PM Location: 3866 East Hall	Andreas Blass University of Michigan	Combinatorics	Shelah's bipartite matching algorithm
Friday, February 08, 2013 Start: 4:10 PM Location: 3866 East Hall	Michael Shapiro Michigan State University	Combinatorics	Growth rate classification for cluster algebras
Friday, February 22, 2013 Start: 4:10 PM Location: 3866 East Hall	Li Li Oakland University	Combinatorics	Positivity and tameness in rank 2 cluster algebras
Friday, March 01, 2013 Start: 4:10 PM Location: 3866 East Hall	Alexander Barvinok University of Michigan	Combinatorics	Thrifty approximations of convex bodies by polytopes
Friday, March 15, 2013 Start: 4:10 PM Location: 3866 East Hall	Bruce Sagan Michigan State University	Combinatorics	Factoring the characteristic polynomial of a poset
Friday, March 22, 2013 Start: 4:10 PM Location: 3866 East Hall	Michael Chmutov University of Michigan	Combinatorics	Type A molecules are of Kazhdan-Lusztig type
Friday, March 29, 2013 Start: 4:10 PM Location: 3866 East Hall	Kevin Carde University of Michigan	Combinatorics	Cluster structures on mixed invariant rings, and related combinatorics

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