Sarah Witherspoon | Academic Influence

Sarah Witherspoon's AcademicInfluence.com Rankings

Sarah Witherspoon

Mathematics

#3143

World Rank

#4700

Historical Rank

Measure Theory

#3279

World Rank

#3877

Historical Rank

mathematics Degrees

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Mathematics

Sarah Witherspoon's Degrees

PhD Mathematics Princeton University
Masters Mathematics Stanford University

Why Is Sarah Witherspoon Influential?

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According to Wikipedia, Sarah Jane Witherspoon is an American mathematician interested in topics in abstract algebra, including Hochschild cohomology and quantum groups. She is a professor of mathematics at Texas A&M University

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Sarah Witherspoon's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

Two-Parameter Quantum Groups and Drinfel'd Doubles (2000) (97)
The Hochschild Cohomology Ring of a Group Algebra (1999) (96)
The Representation Ring of the Quantum Double of a Finite Group (1996) (85)
Research Program (2018) (84)
Fusion subcategories of representation categories of twisted quantum doubles of finite groups (2008) (80)
Irreducible representations of crossed products (1998) (71)
Representations of Two-Parameter Quantum Groups and Schur-Weyl Duality (2001) (66)
Cohomology of finite‐dimensional pointed Hopf algebras (2009) (61)
Braid group representations from twisted quantum doubles of finite groups (2007) (60)
Varieties for Modules of Quantum Elementary Abelian Groups (2006) (56)
Group actions on algebras and the graded Lie structure of Hochschild cohomology (2009) (50)
A Hopf structure for down-up algebras (2001) (45)
Hopf Quivers and Nichols Algebras in Positive Characteristic (2009) (41)
An Alternate Approach to the Lie Bracket on Hochschild Cohomology (2014) (39)
Hochschild Cohomology for Algebras (2019) (37)
Support Varieties and Representation Type of Small Quantum Groups (2009) (36)
Hochschild cohomology and graded Hecke algebras (2006) (36)
Finite groups acting linearly: Hochschild cohomology and the cup product (2009) (33)
Algebraic deformations arising from orbifolds with discrete torsion (2002) (33)
Products in Hochschild cohomology and Grothendieck rings of group crossed products (2002) (33)
A Poincaré-Birkhoff-Witt theorem for quadratic algebras with group actions (2012) (31)
Examples of support varieties for Hopf algebras with noncommutative tensor products (2013) (28)
Bialgebra cohomology, pointed Hopf algebras, and deformations (2007) (26)
Twisted graded Hecke algebras (2005) (25)
Drinfeld orbifold algebras (2011) (23)
Poincare-Birkhoff-Witt Theorems (2014) (23)
Hochschild cohomology of group extensions of quantum symmetric algebras (2009) (21)
Quantum differentiation and chain maps of bimodule complexes (2009) (19)
The Representation Ring and the Centre of a Hopf Algebra (1999) (19)
Poincaré–Birkhoff–Witt deformations of smash product algebras from Hopf actions on Koszul algebras (2013) (19)
Hochschild cohomology and quantum Drinfeld Hecke algebras (2011) (18)
Clifford Correspondence for Finite Dimensional Hopf Algebras (1999) (18)
PBW Deformations of Skew Group Algebras in Positive Characteristic (2013) (18)
Skew Derivations and Deformations of a Family of Group Crossed Products (2005) (18)
The Gerstenhaber bracket as a Schouten bracket for polynomial rings extended by finite groups (2015) (17)
Resolutions for twisted tensor products (2016) (16)
Yetter-Drinfeld modules under cocycle twists (2009) (15)
The Representation Ring of the Twisted Quantum Double of a Finite Group (1996) (13)
Tensor Products and Support Varieties for Some Noncocommutative Hopf Algebras (2016) (13)
PBW deformations of braided products (2016) (13)
Gerstenhaber brackets on Hochschild cohomology of general twisted tensor products (2015) (12)
Hochschild cohomology of twisted tensor products (2020) (12)
HOCHSCHILD COHOMOLOGY OF SMASH PRODUCTS AND RANK ONE HOPF ALGEBRAS (2006) (12)
Gerstenhaber brackets on Hochschild cohomology of quantum symmetric algebras and their group extensions (2014) (10)
Finite generation of the cohomology of some skew group algebras (2014) (10)
Support varieties for finite tensor categories: Complexity, realization, and connectedness. (2019) (9)
The Hochschild cohomology ring of a cyclic block (2000) (9)
Hopf automorphisms and twisted extensions (2016) (9)
Finite generation of some cohomology rings via twisted tensor product and Anick resolutions (2017) (8)
Support varieties and representation type of self-injective algebras (2011) (8)
Hochschild cohomology and Linckelmann cohomology for blocks of finite groups (2003) (8)
Support varieties for finite tensor categories: Complexity and tensor products (2019) (7)
Erratum to "Support Varieties and Representation Type of Small Quantum Groups" (2009) (7)
Clifford correspondence for algebras (2001) (7)
Graded Lie structure on cohomology of some exact monoidal categories (2020) (6)
PBW deformations of quantum symmetric algebras and their group extensions (2016) (4)
Cohomology rings of finite-dimensional pointed Hopf algebras over abelian groups (2020) (4)
The Ring of Equivariant Vector Bundles on Finite Sets (1995) (4)
New approaches to finite generation of cohomology rings (2019) (3)
Quantum group actions, twisting elements, and deformations of algebras (2005) (3)
PBW deformations of skew polynomial rings and their group extensions (2014) (3)
Deforming group actions on Koszul algebras (2016) (3)
Varieties for modules of finite dimensional Hopf algebras (2016) (3)
A module-theoretic approach to Clifford theory for blocks (1999) (3)
Cohomology of Hopf Algebras (2013) (3)
Quillen stratification for Hochschild cohomology of blocks (2005) (3)
$A_{\infty}$-coderivations and the Gerstenhaber bracket on Hochschild cohomology (2018) (2)
Homotopy liftings and Hochschild cohomology of some twisted tensor products (2020) (2)
Group-Twisted Alexander-Whitney and Eilenberg-Zilber Maps (2019) (2)
Commentary on "Cardiovascular Effects of Transcranial Direct Current Stimulation and Bimanual Training in Children With Cerebral Palsy". (2021) (1)
Color Lie rings and PBW deformations of skew group algebras (2018) (1)
GERSTENHABER BRACKETS FOR SKEW GROUP ALGEBRAS IN POSITIVE CHARACTERISTIC (2019) (1)
Hochschild Cohomology (2020) (1)
Skew Derivations and Deformations of Algebras (2005) (1)
Past Research (2014) (1)
Cohomology rings of finite-dimensional pointed Hopf algebras over abelian groups (2022) (1)
QUANTUM SYMMETRIES STUDIED THROUGH THE LENS OF NON-LOCAL GAMES (2021) (1)
Mini-Workshop: Cohomology of Hopf Algebras and Tensor Categories (2020) (1)
AN ALTERNATE APPROACH TO THE LIE BRACKET (2016) (1)
Lie brackets on Hopf algebra cohomology (2021) (1)
Mini-Workshop: Nichols Algebras and Weyl Groupoids (2012) (1)
Gerstenhaber brackets for skew group algebras (2009) (1)
Correction to the article Finite generation of the cohomology of some skew group algebras (2013) (1)
GERSTENHABER BRACKETS FOR SKEW GROUP ALGEBRAS IN POSITIVE CHARACTERISTIC (2021) (0)
Delta Sets and Polynomial Identities in Pointed Hopf Algebras (2021) (0)
Group Theory, Combinatorics, and Computing (2014) (0)
PBW DEFORMATIONS OF BRAIDED PRODUCTS CHELSEA WALTON AND SARAH WITHERSPOON (2018) (0)
Nichols Algebras and Their Interactions with Lie Theory , Hopf Algebras and Tensor Categories (2016) (0)
TATE COHOMOLOGY OF FINITE DIMENSIONAL HOPF ALGEBRAS A Dissertation by VAN CAT NGUYEN Submitted to the Office of Graduate and Professional Studies of Texas A&M University in partial fulfillment of the requirements for the degree of DOCTOR OF PHILOSOPHY (2014) (0)
AMS Fall Western Sectional Sampler (2018) (0)
Hochschild cohomology and quantum Drinfeld Hecke algebras (2016) (0)
Recent and Current Research in Homological and Noncommutative Algebra (2019) (0)
Support varieties for Hopf algebras (2016) (0)
Derivatives, Derivations, and Hochschild Cohomology (2018) (0)
MSRI: QUANTUM SYMMETRIES INTRODUCTORY WORKSHOP (2020) (0)
Hochschild Cohomology of Algebras : Structure and Applications (2008) (0)
PBW Deformations of Skew Group Algebras in Positive Characteristic (2014) (0)
Tensor Products and Support Varieties for Some Noncocommutative Hopf Algebras (2017) (0)
Group theory, combinatorics, and computing : International Conference in honor of Daniela Nikolova-Popova's 60th birthday on group theory, combinatorics and computing, Ooctober 3-8, 2012, Florida Atlantic University, Boca Raton, Florida (2013) (0)
R T ] 2 J an 2 01 6 HOPF AUTOMORPHISMS AND TWISTED EXTENSIONS (2021) (0)
Fall Western Sectional Sampler (2018) (0)
Group-Twisted Alexander-Whitney and Eilenberg-Zilber Maps (2020) (0)
Examples of support varieties for Hopf algebras with noncommutative tensor products (2014) (0)
Current Research : Noncommutative Representation Theory (2014) (0)

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