ARTS - Algebra and Representation Theory Seminar

In Spring 2016 the Algebra and Representation Theory Seminar meets Fridays at 3:30 pm in PHSC 1105. For more information about the seminar, contact Rodney Keaton.

Spring 2016 Talks

01/22	No Talk

01/29	No Talk

02/5	Ralf Schmidt, OU	Packet structure and paramodular forms. (abstract)

02/12	No Talk

2/19	Tomasz Przebinda, OU	The character and the wave front set correspobndence in the stable range. (abstract)

2/26	Tomasz Przebinda, OU	The character and the wave front set correspobndence in the stable range (part 2).

3/4	No Talk	Math Fest

3/11	Ben Tharp, OU	The marked Brauer algebra.

3/18	No Talk	Spring Break

3/25	Long Tran, OU	L-functions for non-generic representations of GSp(4)

4/1	Visu Makam, University of Michigan	Polynomial degree bounds for matrix semi-invariants.

4/8	No Talk	TORA VII

4/15	Alok Shukla, OU	On Klingen Eisenstein series with level

4/22	Jordan Wiebe, OU	Computing modular forms

4/29	Ameya Pitale, OU

5/6	Manami Roy, OU

09/04	Murad Ozaydin, OU	Representations of Leavitt Path Algebras I

09/11	Murad Ozaydin, OU	Representations of Leavitt Path Algebras II

09/18	Tomasz Przebinda, OU	Gelfand-Kirillov dimension of a unitarizable highest weight representation of a classical Lie algebra

09/25	Open

10/02	Tomasz Przebinda, OU	Irreducible unitary representations of some Lie supergroups

10/09	No Talk	Texas OU football game

10/16	Gil Moss, OSU	Gamma factors and the local Langlands conjecture in families

10/23	Jonny Comes, College of Idaho	Ideals in Deligne categories and representations of supergroups

10/30	Open

11/06	Daniele Rosso, UC Riverside	Mirabolic quantum sl(2)

11/13	Open

11/20	No Talk	Mathday Colloquium Speaker

11/27	No Talk	Thanksgiving Holiday

12/04	Sandeep Repaka, OU

12/11	Open

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)

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)

04/19	Radhika Ganapathy, IAS Princeton	TBA
04/12	Moshe Adrian, Univ of Utah	TBA
04/05	Sean Paul, Univ of Wisconsin/MIT	K-Energy lower bounds and Constructible sets (Abstract)
03/29	Ralf Schmidt, OU	Lowest 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 Fluminense	Singularities 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, OU	On the Ramanujan Conjecture (Abstract)
02/15	Ameya Pitale, OU	Waldspurger models for representations of GL(2) (Abstract)
02/08	Kimball Martin, OU	How 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)

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)
08/24	Matt Bennett, UC Riverside	Tilting modules for the Current Algebra (Abstract)

1/20	Jonathan Kujawa, OU	Trace and dimension functions (Abstract)
1/27	no talk
2/3	Luis Lomeli, OU	Special orthogonal groups in positive characteristic and automorphic L-functions (Abstract)
2/10	Daniel McLaury, OU	Computational Commutative Algebra (Abstract)
2/17	MathFest - no talk
2/24	Abhishek Saha, ETH Zurich	Equidistribution for families of cusp forms (Abstract)
3/2	Fabian Januszewski, UCLA	p-adic L-functions over totally real fields (Abstract)
3/5	Byungchul Cha, Muhlenberg College	Prime number races in function fields (Abstract)
3/16	Charles Samuels, OKC University	Metric height functions on an Abelian group (Abstract)
3/23	Spring Break
3/30	Luis Lomeli, OU	Automorphic L-functions in positive characteristic and applications to representation theory of p-adic reductive groups (Abstract)
4/6	reserved for Karcher talk
4/13	Ralf Schmidt	Some 2-adic number theory (Abstract)
4/20	Yiannis Sakellaridis, Rutgers University Newark	Periods, L-functions and a small step beyond endoscopy (Abstract)
4/27	Josh Sussan, Mercy College	Braid group actions and Heisenberg categorification (Abstract)
5/4	Salam Turki, OU	The Weil-Deligne group and its representations

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, OU	Automorphic L-functions for the classical groups and functoriality over function fields (Abstract)
9/30	Lei Zhao, OU	Finite 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 talk	Math 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)

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 talk	Math Fest
2/4	no talk
1/28	Zajj Daugherty, St. Olaf College	Centers of affine BMW algebra and its degenerate version

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

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

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

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

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

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

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

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

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

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

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