Publications (37)
Poincare-Birkhoff-Witt Theorems
Anne V. Shepler, Sarah Witherspoon
PBW deformations of braided products
Chelsea Walton, Sarah Witherspoon
Hochschild cohomology and quantum Drinfeld Hecke algebras
Deepak Naidu, Sarah Witherspoon
Varieties for Modules of Quantum Elementary Abelian Groups
Julia Pevtsova, Sarah Witherspoon
The Gerstenhaber bracket as a Schouten bracket for polynomial rings extended by finite groups
Cris Negron, Sarah Witherspoon
Quantum differentiation and chain maps of bimodule complexes
Anne V. Shepler, Sarah Witherspoon
Poincare-Birkhoff-Witt deformations of smash product algebras from Hopf actions on Koszul algebras
Chelsea Walton, Sarah Witherspoon
Hochschild cohomology of group extensions of quantum symmetric algebras
Deepak Naidu, Piyush Shroff, Sarah Witherspoon
Examples of support varieties for Hopf algebras with noncommutative tensor products
Dave Benson, Sarah Witherspoon
Two-Parameter Quantum Groups and Drinfel'd Doubles
Georgia Benkart, Sarah Witherspoon
Tensor ideals and varieties for modules of quantum elementary abelian groups
Julia Pevtsova, Sarah Witherspoon
Finite generation of some cohomology rings via twisted tensor product and Anick resolutions
Van C. Nguyen, Xingting Wang, Sarah Witherspoon
Tensor products and support varieties for some noncocommutative Hopf algebras
Julia Yael Plavnik, Sarah Witherspoon
Fusion subcategories of representation categories of twisted quantum doubles of finite groups
Deepak Naidu, Dmitri Nikshych, Sarah Witherspoon
Gerstenhaber brackets on Hochschild cohomology of twisted tensor products
Lauren Grimley, Van C. Nguyen, Sarah Witherspoon
PBW deformations of skew polynomial rings and their group extensions
Piyush Shroff, Sarah Witherspoon
Support Varieties and Representation Type of Self-Injective Algebras
Joerg Feldvoss, Sarah Witherspoon
Erratum to "Support varieties and representation type of small quantum groups"
Joerg Feldvoss, Sarah Witherspoon
Group actions on algebras and the graded Lie structure of Hochschild cohomology
Anne V. Shepler, Sarah Witherspoon
Hopf quivers and Nichols algebras in positive characteristic
Claude Cibils, Aaron Lauve, Sarah Witherspoon
Hopf automorphisms and twisted extensions
Susan Montgomery, Maria D. Vega, Sarah Witherspoon
Braid group representations from twisted quantum doubles of finite groups
Pavel Etingof, Eric C. Rowell, Sarah Witherspoon
Support varieties and representation type of small quantum groups
Joerg Feldvoss, Sarah Witherspoon
Algebraic deformations arising from orbifolds with discrete torsion
Andrei Caldararu, Anthony Giaquinto, Sarah Witherspoon
Yetter-Drinfeld modules under cocycle twists
Georgia Benkart, Mariana Pereira, Sarah Witherspoon
A Poincare-Birkhoff-Witt theorem for quadratic algebras with group actions
Anne V. Shepler, Sarah Witherspoon
Deforming group actions on Koszul algebras
Anne V. Shepler, Sarah Witherspoon
Varieties for modules of finite dimensional Hopf algebras
Sarah Witherspoon
Gerstenhaber brackets on Hochschild cohomology of quantum symmetric algebras and their group extensions
Sarah Witherspoon, Guodong Zhou
An Alternate Approach to the Lie Bracket on Hochschild Cohomology
Cris Negron, Sarah Witherspoon
PBW deformations of skew group algebras in positive characteristic
Anne V. Shepler, Sarah Witherspoon
Hochschild Cohomology and Graded Hecke Algebras
Anne V. Shepler, Sarah Witherspoon
Finite generation of the cohomology of some skew group algebras
Van C. Nguyen, Sarah Witherspoon
Finite groups acting linearly: Hochschild cohomology and the cup product
Anne V. Shepler, Sarah Witherspoon
Bialgebra cohomology, pointed Hopf algebras, and deformations
Mitja Mastnak, Sarah Witherspoon
Representations of Two-Parameter Quantum Groups and Schur-Weyl Duality
Georgia Benkart, Sarah Witherspoon
Quantum Group Actions, Twisting Elements, and Deformations of Algebras
Georgia Benkart, Sarah Witherspoon