University of Oklahoma   Mathematics Department
Algebra and Representation Theory Seminar
Algebra and Representation Theory Seminar
In Spring 2015 the Algebra and Representation Theory Seminar meets Fridays at 3:30 pm in PHSC 1105. For more information about the seminar, contact Christina Durfee.
Spring 2015 Talks
05/01 no talk
04/24 Kannan Soundararajan, Stanford Moments and distribution of L-values (Abstract)
04/17 Gordon Brown, OU The Okounkov-Vershik Approach to the Representation Theory of the Symmetric Groups (Abstract)
04/13 (Mon, 11:30am)Benedict Gross, Harvard Pencils of Quadrics (Abstract)
04/10 Colin VerNooy, OU Discrete Series Representations of Sp(4,R) (Abstract)
04/03 Shaoyun Yi, OU Dimensions of spaces of Parahoric-invariant vectors for Iwahoric-spherical representations of Gsp(4) (Abstract)
03/27 TORAS Colloquium by Jennifer Johnson-Leung (Abstract)
03/20 no talk Spring Break
03/13 (11am) Peter Sarnak, Princeton The Solovay Kitaev Theorem revisited (Abstract)
03/06 (room 809) Siddhesh Wagh, OU Weyl's converse theorem and an application (Abstract)
02/27 Jan Mollers, Ohio State Intertwining operators for branching problems and applications (Abstract)
02/20 no talk
02/13 Rodney Keaton, OU Galois representations and Serre's conjecture, Part III (Abstract)
02/06 Rodney Keaton, OU Galois representations and Serre's conjecture, Part II (Abstract)
01/30 no talk Colloquium by Igor Rapinchuk (Abstract)
01/23 Rodney Keaton, OU Galois representations and Serre's conjecture, Part I (Abstract)
01/16 (1:30pm) Joseph A. Wolf, UC Berkeley Geometry and Analysis on Nilpotent Lie Groups (Abstract)
Fall 2014 Talks
12/05 Ed Richmond, OSU Fiber bundles and Schubert varieties (Abstract)
11/28 no talk Thanksgiving
11/21 no talk Colloquium by Henry Segerman (Abstract)
11/14 Jieru Zhu, OU Schur algebras of type A and BC (Abstract)
11/07 Long Tran, OU Bessel Models (Abstract)
10/31 Alok Shukla, OU Automorphic Representations and Eisenstein Series (Abstract)
10/24 Christina Durfee, OU Distinguishing graphs by their Ihara zeta function (Abstract)
10/17 no talk Distinguished Lecture Series
10/10 no talk Texas OU Football Holiday
10/03 Dermot McCarthy, Texas Tech Hypergeometric Functions and Modular Forms (Abstract)
09/26 Abhishek Saha, University of Bristol Local Whittaker functions and sup-norms of newforms (Abstract)
09/23 (Tues at 5) Benjamin Harris, OSU On the Asymptotics of Plancherel Formulas for Reductive Homogeneous Spaces (Abstract)
09/19 Christian Remling, OU Gentzen's consistency proof of Peano arithmetic III (Abstract)
09/12 Jonathan Kujawa, OU Geometric Schur-Weyl Duality (Abstract)
09/05 Christian Remling, OU Gentzen's consistency proof of Peano arithmetic II (Abstract)
08/29 Christian Remling, OU Gentzen's consistency proof of Peano arithmetic I (Abstract)
08/22 Ralf Schmidt, OU Nearly holomorphic modular forms (Abstract)
Spring 2013 Talks
04/19 Radhika Ganapathy, IAS PrincetonTBA
04/12 Moshe Adrian, Univ of UtahTBA
04/05 Sean Paul, Univ of Wisconsin/MITK-Energy lower bounds and Constructible sets (Abstract)
03/29Ralf Schmidt, OULowest weight vectors (Abstract)
03/22 no talk, spring break
03/15 Garrett Alston, Kansas State Mirror Symmetry for Elliptic Curves (Abstract)
03/08 Roi Docampo, Universidade Federal FluminenseSingularities in birational geometry and multiplier ideals (Abstract)
03/01 Aaron Lauve, Loyola University, Chicago Convolution powers of the Identity in Combinatorial Hopf algebras (Abstract)
02/22 Luis Lomeli, OUOn the Ramanujan Conjecture (Abstract)
02/15 Ameya Pitale, OU Waldspurger models for representations of GL(2) (Abstract)
02/08 Kimball Martin, OUHow often should you clean your room: an impractical guide (Abstract)
02/01 Charles Samuels, Oklahoma City University The number of exceptional points in the metric Mahler measures (Abstract)
01/25 no talk
01/18 Ameya Pitale, OU Quantum Unique Ergodicity (Abstract)
Fall 2012 Talks
11/16 no talk Karcher special lecture
11/09 Ralf Schmidt, OU Modular form of half-integral weight and representations of the metaplectic group (Abstract)
11/02 Jonathan Kujawa, OU New Trace functions (Abstract)
10/26 Christina Durfee, OU Groups with a character of large degree relative to a normal subgroup (Abstract)
10/19 Muge Kanuni, Bogazici University An approach to calculating the global dimensions of some Artinian algebras (Abstract)
10/12 no talk Texas Holiday
10/05 no talk Karcher special lecture
09/28 no talk TORA III
09/21 Murad Ozaydin, OU The Linear Diophantine Frobenius Problem - II
09/14 Murad Ozaydin, OU The Linear Diophantine Frobenius Problem - I (Abstract)
09/07 Luis Lomeli, OU Local-to-global extensions in positive characteristic (Abstract)
08/31 Tomasz Przebinda, OU A reverse engineering approach to Weil Representation over a finite field of odd characteristic (Abstract)
08/24Matt Bennett, UC Riverside Tilting modules for the Current Algebra (Abstract)
Spring 2012 Talks
1/20Jonathan Kujawa, OUTrace and dimension functions (Abstract)
1/27no talk
2/3Luis Lomeli, OUSpecial orthogonal groups in positive characteristic and automorphic L-functions (Abstract)
2/10Daniel McLaury, OUComputational Commutative Algebra (Abstract)
2/17MathFest - no talk
2/24Abhishek Saha, ETH ZurichEquidistribution for families of cusp forms (Abstract)
3/2Fabian Januszewski, UCLAp-adic L-functions over totally real fields (Abstract)
3/5Byungchul Cha, Muhlenberg CollegePrime number races in function fields (Abstract)
3/16Charles Samuels, OKC UniversityMetric height functions on an Abelian group (Abstract)
3/23Spring Break
3/30Luis Lomeli, OUAutomorphic L-functions in positive characteristic and applications to representation theory of p-adic reductive groups (Abstract)
4/6reserved for Karcher talk
4/13Ralf SchmidtSome 2-adic number theory (Abstract)
4/20Yiannis Sakellaridis, Rutgers University NewarkPeriods, L-functions and a small step beyond endoscopy (Abstract)
4/27Josh Sussan, Mercy CollegeBraid group actions and Heisenberg categorification (Abstract)
5/4Salam Turki, OUThe Weil-Deligne group and its representations

Fall 2011 Talks
8/26 Jonathan Kujawa, OU Computing complexity (Abstract)
9/2 Julia Maddox, OU Some remarks on representations of sp(2m,C) (Abstract)
9/9 Ralf Schmidt, OU The Yoshida lifting (Abstract)
9/16 no talk TORA I
9/23 Luis Lomeli, OUAutomorphic L-functions for the classical groups and functoriality over function fields (Abstract)
9/30 Lei Zhao, OUFinite W-superalgebras for queer Lie superalgebras and higher Sergeev duality (Abstract)
10/07 no talk Texas holiday
10/14 Kimball Martin, OU On class groups and non-unique factorization (Abstract)
10/21 Naomi Tanabe, OSU Congruence for L-functions of Hilbert modular forms (Abstract)
10/28 no talk
11/04 Qing Lu, OU A Survey on the Relative Trace Formula and its Applications (Abstract)
11/11 no talkMath Day
11/18 Alyssa Leone Introduction to cluster algebras (Abstract)
11/25 no talk Thanksgiving
12/02 no talk
12/09 Ravi Shankar Simplicity of the alternating groups, A_n, for n \geq 5 (Abstract)

Spring 2011 Talks
5/6 Steven Spallone, OU TBA
4/29 Houssein El Turkey, OU A presentation of the Schur algebra and superalgebra
4/22 James Broda, OU Sums of squares of algebraic integers
4/15 Shayna Grove, OU Binary quadratic forms to binary cubic forms
4/8 Ralf Schmidt, OU Fourier coefficients and Bessel models
4/1 Ralf Schmidt, OU Irreducibility criteria for local and global representations
3/11 Hiro-Aki Narita, Kumamoto University Global coincidence of spinor L-functions for some automorphic forms on GSp(2) and GSp(1,1)
3/4 Jeffrey Adler, American University Towards a lifting of representations of finite reductive groups
2/25 Jonny Comes, Technische Universitat Munchen A category of Deligne and representations of general linear supergroups
2/18 Alan Roche, OU Signs and twisted signs for finite groups of Lie type
2/11 no talkMath Fest
2/4 no talk
1/28Zajj Daugherty, St. Olaf CollegeCenters of affine BMW algebra and its degenerate version

Fall 2010 Talks
8/27Jonathan Kujawa Symmetric groups a la Deligne
9/3Lei Zhao Representations of Lie superalgebra gl(m|n) in char. 0 and in char p
9/10Lei Zhao Modular representations of Lie superalgebras
9/17Yiqiang Li, Virginia Tech Geometric realizations of quantum groups, from partial flag varieties to quiver varieties
9/24Ravi Shankar Character determinants
10/1Texas holiday - no talk
10/8no talk
10/15Ameya PitaleComputing spaces of modular forms using modular symbols
11/12Irfan Bagci, UC RiversideCohomology of restircted Lie superalgebras

Spring 2010 Talks
1/22MathFest - no talk
1/29Snow storm - no talk
2/5Ralf Schmidt The plus space
2/12Alan Roche Signs and involutions
2/19Jon Kujawa A Lie theory view of representations of the symmetric group - I
2/26Jon Kujawa A Lie theory view of representations of the symmetric group - II
3/5Kimball Martin Gross-Prasad Conjectures
3/12no talk
3/19Spring Break
3/26Steven Spallone Arithmetic Volume I
4/2Steven Spallone Arithmetic Volume II
4/9Steven Spallone Arithmetic Volume III
4/16no talk
4/23David Hemmer, University at Buffalo, SUNY Signed Specht modules for symmetric groups?
4/30Ralf Schmidt Metaplectic newforms
5/7

Fall 2009 Talks
8/28Jeffery Breeding A pre-motivic approach to motivic L-functions - I
9/4Jeffery Breeding A pre-motivic approach to motivic L-functions - II
9/11Thomas Madsen BN-pairs and duality - I
9/18Thomas Madsen BN-pairs and duality - II
9/25Jonathan Kujawa Starting from scratch: newish varieties for Type I Lie superalgebras
10/2Ralf Schmidt The Shimura Lifting
10/9no talk
10/16Texas Holiday - no talk
10/23Jeffery Breeding Iwasawa theory and etale cohomology groups
10/30MathDay - no talk
11/6Steven Spallone P-adic Local Dynamics
11/13Tomasz Przebinda Rossmann's approach to Springer's Correspondence for O_{2n}(C)
11/20David Whitehouse Periods and central values of quadratic base change L-functions
11/27Thanksgiving - no talk
12/4Catherine Hall Modular forms and automorphic representations of GL(2)
12/11Sangjib Kim, University of Arizona Pieri algebras for the classical groups

Spring 2009 Talks
1/23Jonathan Kujawa Topological Field Theories: or, something I learned at MSRI (Abstract)
1/30Math Fest - no talk
2/6Jonathan Kujawa Partial Traces in Ribbon Categories, I (Abstract)
2/13Jonathan Kujawa Partial Traces in Ribbon Categories, II (Abstract)
2/20Kimball Martin Introduction to the trace formula I: Finite Groups
2/27Steven Spallone Introduction to the trace formula II: Compact Quotient
3/6Kimball Martin Trace Formula III: Geometry of compact Riemann surfaces
3/13Kimball Martin Trace Formula IV: Geometry of compact Riemann surfaces
3/20Spring Break
3/27Steven Spallone Trace Formula V: p-adic Orbital Integrals
4/3Steven Spallone Trace Formula VI: Automorphic Forms
4/10Ralf Schmidt Newforms for the metaplectic group
4/17Julia Maddox Irreducible representations of sp(4,C) and epsilon factors
4/24Kumar Balasubramanian Frobenius-Schur Theorem
5/1Ravi Srinivasan Iterated extensions by antiderivatives and algebraic elements - I
5/8Ravi Srinivasan Iterated extensions by antiderivatives and algebraic elements - II

Fall 2008 Talks
8/29no talk
9/5Mike Jablonski Moment maps and orbits of reductive group actions
9/12Ameya Pitale Archimedean Bessel models for GSp(4)
9/19Ravi Srinivasan On certain towers of extensions by antiderivatives
9/26Steven Spallone Intertwining Operators for Classical Groups - I (Abstract)
10/3Steven Spallone Intertwining Operators for Classical Groups - II
10/10Texas Holiday - no talk
10/17no talk
10/24Ralf Schmidt There are no Jacobi forms of weight one
10/31Jeffery Breeding The irreducible characters of Sp(4) over a finite field
11/7Steven Spallone Gauss sums
11/14Math Day - no talk
11/19Satoshi Wakatsuki The Eichler-Selberg trace formula for SL(2,Z)
11/28Thanksgiving - no talk
12/5Tomasz Przebinda Semisimple orbital integrals in the symplectic space, for a real reductive dual pair
12/12

Spring 2008 Talks
1/18MathFest - no talk
1/25Tomasz Przebinda A remark on Springer correspondence - I
2/1Tomasz Przebinda A remark on Springer correspondence - II
2/8Ralf Schmidt L-functions for GSp(4) x GL(2)
2/15no talk
2/22Mark McKee Tauberian Theorems: From classical to current use
2/29Ameya Pitale Sign changes for Hecke eigenvalues
3/7Ralf Schmidt Archimedean local Langlands correspondence - I
3/14Ralf Schmidt Archimedean local Langlands correspondence - II
3/21Spring Break
3/28no talk
4/4Alan Roche Self-dual representations - I
4/11Alan Roche Self-dual representations - II
4/18no talk
4/25William Herring Iwahori-spherical representations
5/2no talk

Fall 2007 Talks
8/24Ralf Schmidt Zeta Integrals - I
8/31Ralf Schmidt Zeta Integrals - II
9/7Jonathan Kujawa Cohomology and support varieties for Lie superalgebras - I
9/14Jonathan Kujawa Cohomology and support varieties for Lie superalgebras - II
9/21Mark McKee On the finite order of Whittaker functions - I
9/28Mark McKee On the finite order of Whittaker functions - II
10/5Texas Holiday - no talk
10/12Ravi Srinivasan Iterated logarithms - I
10/19Ravi Srinivasan Iterated logarithms - II
10/26Tomasz Przebinda Some classical Lie super-groups and Howe's correspondence - I
11/2Tomasz Przebinda Some classical Lie super-groups and Howe's correspondence - II
11/9Tomasz Przebinda Some classical Lie super-groups and Howe's correspondence - III
11/16Statehood Day - no talk
11/23Thanksgiving - no talk
11/30Ameya Pitale Jacobi Maass Forms
12/7Jonathan Kujawa Representations of the Lie superalgebra W(n)

Spring 2007 Talks
1/19no talk
1/26no talk - MathFest
2/2Ajay Ramadoss On the integral conjecture of Feigin, Losev and Shoikhet
2/9Christian Remling Riemann zeta function: Hadamard product representation
2/16Victor Protsak Minimal polynomials and elementary divisors for simple highest weight modules
2/23Tomasz Przebinda Boundedness of the Cauchy Harish-Chandra Integral
3/2Victor Protsak Primitive ideals and highest weight modules - I
3/9Jeffery Breeding Riemann zeta function: Special values
3/16Victor Protsak Primitive ideals and highest weight modules - II
3/23Spring Break
3/30Ralf Schmidt Multiplicity One Theorems
4/6Pramod Achar, LSU The geometry of special pieces
4/13Ralf Schmidt Riemann zeta function and Dirichlet L-series
4/20Victor Protsak Toric Algebra I
4/27Victor Protsak Toric Algebra II
5/4Nikola Petrov Symmetries of the Kepler problem

Fall 2006 Talks
8/25Ralf Schmidt New results on modular forms
9/1Yuri Movsisyan,
Yerevan State University		 Representations of Boolean-like Algebras
9/8Ameya Pitale Converse Theorems I
9/15Ameya Pitale Converse Theorems II
9/22Ameya Pitale Converse Theorems III
9/29Ameya Pitale Converse Theorems IV
10/6Texas Holiday - no talk
10/13Viswanath Sankaran,
UC Davis		 Kostka-Foulkes polynomials for symmetrizable Kac-Moody algebras
10/20Annegret Paul,
Western Michigan		 Dual Pairs and the Unitary Dual
10/27William Herring Modular Forms and Hecke Operators I
11/3William Herring Modular Forms and Hecke Operators II
11/10no talk
11/17Ajay Ramadoss On a conjecture of Feigin Losev and Shoikhet
11/24Thanksgiving Holiday
12/1no talk - snowstorm
12/8Victor Protsak Another look at minimal polynomials and elementary divisors

Spring 2006 Talks
1/20Ralf Schmidt The P_3 filtration and some applications
1/27MathFest - no talk
2/3Ravi Srinivasan The Lie-Kolchin Theorem
2/10Ravi Srinivasan Algebraic subgroups of SL(2,C)
2/17Ed Cline Introduction to derived categories - I
2/24Ed Cline Introduction to derived categories - II
3/3Ed Cline Introduction to derived categories - III
3/10Herve Sabourin,
Université de Poitiers		 Unipotent representations attached to some nilpotent orbits: an explicit construction
3/17Spring Break
3/24no talk
3/31Ed Cline Introduction to derived categories - IV
4/7no talk
4/14no talk
4/21no talk
4/28Pedro Olaya G2 - I
5/5Pedro Olaya G2 - II

Fall 2005 Talks
9/2Alan Roche An introduction to Hecke algebras and induced representations - I
9/9Alan Roche An introduction to Hecke algebras and induced representations - II
9/16Ajay Ramadoss An introduction to the Big Chern classes - I
9/23Roger Howe The Littlewood-Richardson Rule - Rationale and a Simple Example
9/30Ajay Ramadoss An introduction to the Big Chern classes - II
10/7Ajay Ramadoss Some applications of the Big Chern classes
10/14Ralf Schmidt Gelfand-Kazhdan theory for p-adic groups
10/21Geoffrey Dietz Closure operations for positive characteristic rings - I
10/28Geoffrey Dietz Closure operations for positive characteristic rings - II
11/4Tomasz Przebinda A correspondence of orbital integrals for the dual pair (O(2), Sp(2,R)) - I
11/11Tomasz Przebinda A correspondence of orbital integrals for the dual pair (O(2), Sp(2,R)) - II
11/18Tomasz Przebinda A correspondence of orbital integrals for the dual pair (O(2), Sp(2,R)) - III
11/25Thanksgiving Holiday
12/2Tomasz Przebinda A correspondence of orbital integrals for the dual pair (O(2), Sp(2,R)) - IV
12/9Tomasz Przebinda A correspondence of orbital integrals for the dual pair (O(2), Sp(2,R)) - V
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