Pramod N. Achar

main papers other

Conference proceedings

Recent Advances in Representation Theory, Quantum Groups, Algebraic Geometry, and Related Topics. Proceedings of the AMS Special Sessions on Geometric and Algebraic Aspects of Representation Theory and Quantum Groups and Noncommutative Algebraic Geometry, October 13–14, 2012, Tulane University, New Orleans, LA. Edited by Pramod N. Achar, Dijana Jakelić, Kailash C. Misra, and Milen Yakimov.

Contemp. Math. 623, American Mathematical Society, Providence, RI, 2014.

doi | publisher

Video recordings

June 2018

Modular category O and parity sheaves.

Summer School on Lie Theory, University of Georgia, June 4–9, 2018.

videos (credit: Noah Winslow): 1.1 1.2 2.1 2.2 3.1 3.2 | exercises | webpage

July 2014

The affine Grassmannian and the Springer resolution.

Workshop on Geometric Representation Theory, RIMS, Kyoto, July 28–Aug. 1, 2014.

video | webpage

Sept. 2014

The Springer correspondence.

Introductory Workshop on Geometric Representation Theory, MSRI, Sept. 2–5, 2014.

video: 1 2 3 | YouTube: 1 2 3 | webpage

Jan. 2009

Derived categories and perverse sheaves.

Instructional Workshop on Algebraic Lie Theory, Isaac Newton Institute, Cambridge, Jan. 128–23, 2009.

lectures: 1 2 3 4 5 | exercises | webpage

Lecture notes

Aug. 2013

Equivariant mixed Hodge modules.

CMI workshop on Mixed Hodge Modules and Applications.


Spring 2007

Lecture notes on perverse sheaves.

Graduate course at Louisiana State University.

notes | exercises | quick reference

Mathematical software


An implementation of the generalized Lusztig–Shoji algorithm.

Updated December 2019.

GAP source code | manual


The Lusztig–Vogan bijection for GLn.

Updated January 2016.

GAP source code