University of North Carolina at Chapel Hill |
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The aim of this seminar is to bring speakers from this area and outside to speak on topics related to Representation Theory (specially geometric and topological methods employed in Representation Theory). The speakers are expected to give their talks at a level suitable for graduate students.

date |
room |
speaker |
affiliation |
title |

October 2 | PH-385 | Colleen Robles | Duke | Horizontal Schubert Varieties |

October 9 | PH-385 | Prakash Belkale | UNC | Triviality properties of principal bundles over singular curves |

November 6 | PH-385 | Michael Abel | Duke | Categorified one-column Young symmetrizers and Stable Khovanov-Rozansky homology of torus links |

November 13 | PH-385 | David Swinarski | Fordham | Vector partition functions for conformal blocks |

date |
speaker |
affiliation |
title |

April 17 | Michael Schuster | UNC | Parahoric bundles and reductions of conformal blocks |

April 10 | Howard Garland | Yale University | Cuspidal Eisenstein Series on Loop Groups |

March 27 | Ramesh Sreekantan | Indian Statistical Institute, Bangalore | Algebraic Cycles and the Fundamental Group |

March 20 | Larry Rolen | Cologne, Germany | Negative index Jacobi forms, Kac-Wakimoto characters, and quantum modular forms |

February 19 (Th, 4pm) | V. Srinivas | Tata Institute | Algebraic versus topological entropy for surfaces over finite fields |

date |
speaker |
affiliation |
title |

November 21 | Peter Fiebig | Nürnberg | Modular sheaves, modular representations and Lusztig’s conjecture |

September 5 | Dan Orr | Virginia Tech | Specializations of nonsymmetric Macdonald polynomials at infinity |

date |
speaker |
affiliation |
title |

April 4 | Angela Gibney | University of Georgia | Conformal blocks and the birational geometry of the moduli space of curves |

March 31 (Mo, 2:30pm PH-224) | Dima Arinkin | University of Wisconsin | How to prove the geometric Langlands conjecture |

March 28 | Daniel Nakano | University of Georgia | Tensor Triangulated Geometry with Applications to Classical Lie Superalgebras |

March 21 | Swarnava Mukhopadhyay | University of Maryland | Rank-level duality and Conformal Blocks divisors |

February 21 | Anders Buch | Rutgers | Quantum K-theory |

January 24 | Merrick Brown | UNC | A study of saturated tensor cone for symmetrizable Kac-Moody algebras |

date |
speaker |
affiliation |
title |

November 22 | Andras Szenes | University of Geneva | Quantization commutes with reduction and multiplicities |

November 15 | Jesse Kass | University of South Carolina | Combinatorics and geometry of the universal compactied Jacobian |

November 1 | Michael Thaddeus | Columbia University | Group compactifications and principal bundles on nodal curves |

October 25 | Richard Rimanyi | UNC | Cohomological Hall Algebras and Thom polynomials for Dynkin quivers III |

October 11 | Richard Rimanyi | UNC | Cohomological Hall Algebras and Thom polynomials for Dynkin quivers II |

September 27 | Richard Rimanyi | UNC | Cohomological Hall Algebras and Thom polynomials for Dynkin quivers I |

September 20 | Ivan Loseu | Northeastern University | Counting finite dimensional irreducibles for quantizations of symplectic resolutions |

date |
speaker |
affiliation |
title |

April 12 | Alexander Soibelman | UNC | The very good property for parabolic bundles, quiver representations, and the additive Deligne-Simpson problem |

April 5 | Leonardo Mihalcea | Virginia Tech | Quantum K-theory ring and its properties |

April 5 | Samuel Evens | Notre Dame | Eigenvalue coincidences and K-orbits on the flag variety |

March 28 | Pavel Etingof | MIT | Representations of rational Cherednik algebras with minimal support and torus knots |

March 8 | Steven Sam | UC Berkeley | Homology of Littlewood complexes |

February 22 | Christian Ikenmeyer | Texas A&M | Explicit lower bounds via geometric complexity theory |

February 1 | Swarnava Mukhopadyay | UNC | Rank-level duality for conformal blocks of type SO(2m+1) in genus 0 |

date |
speaker |
affiliation |
title |

November 16 | Bhairav Singh | MIT | Twisted Satake category |

November 9 | Siddartha Sahi | Rutgers | Littlewood-Richardson coefficients for Macdonald polynomials |

November 2 | Pablo Solis | UC Berkeley | A wonderful embedding of the loop group |

November 2 | George Lusztig | MIT | Hecke algebras and involutions in Weyl graphs |

October 26 | Joseph Landsberg | Texas A&M | On the complexity of matrix multiplication |

date |
speaker |
affiliation |
title |

April 13 | Alex Fink | NC State | K-classes for matroids and equivariant localization |

January 27 | Inka Klostermann | UNC | Generalization of the MacDonald Formula for Hall-Littlewood Polynomials |

January 20 | Joseph Landsberg | Texas A&M | Geometry and the Complexity of Matrix Multiplication |

date |
speaker |
affiliation |
title |

November 18 | Leonardo Mihalcea | Virginia Tech | T.B.A. |

November 11 | Matt Willis | UNC | T.B.A. |

November 4 | Thomas Lam | University of Michigan | Projected Richardson varieties |

October 14 | Evgeny Feigin | Moscow | Degenerate flag varieties |

September 30 | Stephen Griffeth | University of Talca, Chile | Unitary representations of rational Cherednik algebras |

September 16 | Patricia Hersh | NCSU | Symmetric chain decomposition for cyclic quotients of Boolean algebras and relations to cyclic crystals |

date |
speaker |
affiliation |
title |

March 25 | Ed Richmond | Vancouver | Littlewood-Richardson coefficients for Kac-Moody flag varieties |

March 25 | Karin Baur | ETH | Orbit structure in the nilradical of a parabolic subgroup |

March 18 | Nimish Shah | Ohio State University | Counting points on orbits of geometrically finite hyperbolic groups |

March 4 | Sergei Fomin | University of Michigan | Total positivity and cluster algebras |

February 25 | Andrei Caldararu | University of Wisconsin | A study of derived self-intersections |

February 18 | Prakash Belkale | University of North Carolina | Unitarity of KZ/Hitchin connection on conformal blocks in genus 0 for arbitrary Lie algebras |

February 11 | Sami Assaf | M.I.T. | Applications of dual equivalence |

date |
speaker |
affiliation |
title |

November 12 | Zhiwei Yun | Springer representations and Hitchin fibrations | |

November 5 | W. Graham | Smooth components of Springer fibers | |

October 1 | S. Evens | Intersections of Schubert cells and orbits of real semisimple Lie groups | |

September 1 | Leonardo Mihalcea | Varieties of rational curves in flag manifolds |

date |
speaker |
affiliation |
title |

April 9 | B. Kostant | ||

March 26 | Ivan Losev | ||

March 19 | Xinwen Zhu | ||

February 12 | S. Sahi |

date |
speaker |
affiliation |
title |

November 6 | A. Henderson | ||

October 30 | V. Balaji | ||

October 2 | S. Kanan | ||

September 11 | Arzu Boysal |

date |
speaker |
affiliation |
title |

April 24 | Kailash Misra | NC State University | Bosonic realizations of toroidal Lie algebras of classical types |

April 17 | N. Mohan Kumar | Washington University | Arithmetically Cohen-Macaulay rank 2 bundles on hypersurfaces |

April 3 | Weiqiang Wang | University of Virginia | Representations of Lie Superalgebras in Prime Characteristic |

February 6 | Ketan Mulmuley | University of Chicago | P vs NP, Geometric complexity theory |

January 16 | Vyacheslav Futorny | University of Sau Paulo, Brasil | Fibers of characters in Gelfand-Tsetlin categories |

date |
speaker |
affiliation |
title |

November 14 | Ivan Losev | M.I.T. | W-algebras |

November 7 | Leonardo Mihalcea | Duke University | Double Schubert polynomials for the classical groups |

October 10 | Dave Anderson | University of Michigan | Positivity in the equivariant K-theory of flag varieties |

October 3 | Patricia Hersh | NC State | Regular cell complexes in total positivity |

September 26 | Madhav Nori | University of Chicago | Galois and Motivic Galois Groups, Continued |

The seminar is organized by Shrawan Kumar.