University of Minnesota Combinatorics Seminar |
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date | speaker | affiliation | title (possibly click for an abstract) |
Fall Semester | |||
September 10 | Patricia Hersh | N. Carolina State Univ./Cornell Univ. | The "q=-1" phenomenon via homology concentration |
September 17 | No seminar-- Willard Miller conference starts | ||
September 24 | Jia Huang | Univ. of Minnesota | 0-Hecke algebras acting on flags and coinvariants |
October 1 | Vic Reiner | Univ. of Minnesota | P-partitions revisited |
October 8 | Luke Oeding | Univ. of Florence | Defining equations of orbit closures in skew symmetric tensors |
October 15 | Ricky Liu | Univ. of Minnesota | Matching polytopes and Specht modules |
October 22 | Jonah Blasiak | Univ. of Michigan | Nonstandard Hecke algebra for the Kronecker problem |
October 29 | June Huh | Univ. of Illinois - Urbana/Champaign | Milnor numbers of projective hypersurfaces and the chromatic polynomial of graphs |
November 5 | Kenji Kashiwabara | Univ. of Tokyo | Closure operators and extreme-point operators |
November 12 | Hoda Bidkhori | N. Carolina State Univ. | Lattice Path Matroid Polytopes |
November 19 | Luis Serrano | Univ. du Quebec a Montreal | Maximal fillings of moon polyominoes, simplicial complexes, and Schubert polynomials |
November 26 | No seminar-- Thanksgiving | ||
December 3 | Florian Block | Univ. of Michigan | Computing Node Polynomials for Plane Curves |
December 10 | Jang Soo Kim | Univ. of Minnesota | Touchard-Riordan formulas, T-fractions, and Jacobi's triple product identity |
December 17 | No seminar -- final exams | ||
Spring Semester | |||
January 21 | No seminar-- first week of classes | ||
Monday, January 24 Special seminar at 11:15am in VinH20 | Karola Mészáros | MIT | Triangulations of root polytopes and Kirillov's conjectures |
January 28 | Vic Reiner | Univ. of Minnesota | Spectra of symmetrized shuffling operators |
February 4 | Jang Soo Kim | Univ. of Minnesota | On enumeration formulas for weighted Motzkin paths |
February 11 | Jia Huang | Univ. of Minnesota | Counting fixed points for torus actions on flags |
February 18 | Gregg Musiker | Univ. of Minnesota | The cyclotomic polynomial topologically |
February 25 | Alex Fink | North Carolina State Univ. | Valuative matroid invariants and the Grassmannian |
March 4 | Peter Webb | Univ. of Minnesota | Sets with a category action |
March 11 | Ricky Liu | Univ. of Minnesota | Matrices with restricted entries over finite fields |
March 18 | No seminar-- spring break | ||
March 25 | David Perkinson | Reed College | Some algebraic geometry of sandpiles |
April 1 | Pavlo Pylyavskyy | Univ. of Minnesota | The inverse problem in cylindrical electrical networks |
April 8 | Vic Reiner | Univ. of Minnesota | A new twisted Gelfand pair from reflection groups |
April 15 | Nathan Williams | Univ. of Minnesota | Promotion and Rowmotion |
April 22 | Vivien Ripoll | Univ. du Quebec a Montreal | Factorisations of a Coxeter element and discriminant of a reflection group |
April 29 | Christian Stump | Univ. du Quebec a Montreal | A uniform bijection between nonnesting and noncrossing partitions |
May 6 | No seminar | ||
May 13 | No seminar-- final exams | ||
Summer seminars 2011 | |||
Tuesday, Aug 23 12:20pm, VinH 364 | Carsten Lange | FU-Berlin | Minkowski decompositions of associahedra |
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