Christopher W. Seaton


 

 

 

Associate Professor and H.C. Ellett Professor,

Department of Mathematics and Computer Science,

 

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Contact:

 

 

E-mail:            seatonc@rhodes.edu

 

 

Phone:            901-843-3721

 

 

Office:            320 Ohlendorf

 

 

Snail Mail:      Math and Computer

                        Science Department

               Rhodes College
               2000 N. Parkway
               Memphis, TN 38112

 

Teaching (Spring, 2014):

 

  • Math 108-01: Cryptology

TR 11:00 am—12:15 pm,      Ohlendorf 225

syllabus                                   schedule

  • Math 261-01: Linear Algebra

TR 2:00—3:15 pm,                Ohlendorf 225

syllabus                                   schedule

  • Math 386-01: Junior Seminar

TR 3:30—4:45 pm                 Ohlendorf 225

syllabus    grading protocol    schedule

  • Math 486-01: Senior Seminar

TR 3:30—4:45 pm                 Ohlendorf 225

syllabus    grading protocol    schedule

  • Math DI: Invariant Theory

W 1:30—2:45 pm                   Ohlendorf 320

syllabus

  • Math 465-02: Matrix Groups

W 3:00—3:50 pm                   Ohlendorf 320

syllabus                                   schedule

 

Teaching (Spring, 2014):

 

 

 

Tues:           11:00 am—1:15 pm

 

Fri:               1:00—1:50 pm

 

 

 

Students are welcome to make appointments at other times.  My quantity of regularly scheduled office hours is by no means representative of the amount of time I expect to work with students outside of the classroom.

 

Click here to find a more complete schedule.

 
 
C. V.

 



Math 115: Applied Calculus Course Development Materials

 


 
Publications and Preprints:
(click here for some supplemental materials)
 
An impossibility theorem for linear symplectic circle quotients
(with Hans-Christian Herbig, submitted)
 
The Hilbert series of a linear symplectic circle quotient
(with Hans-Christian Herbig, submitted)
 
Stratifications of nertia spaces of compact Lie group actions
(with Carla Farsi and Markus Pflaum; submitted)
 
Functional equations for orbifold wreath products
(with Carla Farsi; submitted)
 
An orbit Cartan type decomposition of the inertia space of SO(2m) acting on R2m
(with John Wells, to appear in Involve: a Journal of Mathematics)
 
Extensions of the Euler--Satake characteristic for nonorientable 3-orbifolds and indistinguishable examples
(with Ryan Carroll, to appear in Involve: a Journal of Mathematics)
 
Gamma-extensions of the spectrum of an orbifold
(with Carla Farsi and Emily Proctor; to appear in the Transactions of the American Mathematical Society)
 
On orbifold criteria for symplectic toric quotients
(with Carla Farsi and Hans-Christian Herbig, Symmetry, Integrability, and Geometry 9 (2013), 032, 33 pages.
 
Extensions of the Euler—Satake characteristic and point singularities of orientable 3—orbifolds
(with Ryan Carroll, Kodai Mathematical Journal 36 (2013), 179—188)
 
Free and free abelian Euler-Satake characteristics of nonorientable 2-orbifolds
(with John Schulte and Bradford Taylor; Topology and its Applications 158 (2011), 2244—2255)
 
Algebraic structures associated to orbifold wreath products
(with Carla Farsi, Journal of K-Theory 8 (2011), 323—338)
 
Generalized orbifold Euler characteristics for general orbifolds and wreath products
(with Carla Farsi; Algebraic and Geometric Topology 11 (2011), 523—551)
 
Classifying closed 2-orbifolds with Euler characteristics
(with Whitney DuVal, John Schulte, and Bradford Taylor; Glasgow Mathematical Journal 52 (2010), no. 3, 555—574)
 
Generalized twisted sectors of orbifolds
(with Carla Farsi; Pacific Journal of Mathematics 246 (2010), no. 1, 49—74)
 
Nonvanishing vector fields on orbifolds
(with Carla Farsi; Transactions of the American Mathematical Society 362 (2010), 509—535)
 
The index of a vector field on an orbifold with boundary
(with Elliot Paquette, Involve: a Journal of Mathematics 2 (2009), no. 2, 161—175)
 
Two Gauss-Bonnet and Poincaré-Hopf theorems for orbifolds with boundary
(paper version in Differential Geometry and its Applications 26 (2008), no. 1, 42—51)
 

Characteristic classes of bad orbifold vector bundles

(Journal of Geometry and Physics 57 (2007), no. 11, 2365—2371)
 
K-theory of crepant resolutions of complex orbifolds with SU(2) singularities
(Rocky Mountain Journal of Mathematics 37 (2007), no. 5, 1705—171)

 

A complete obstruction to the existence of nonvanishing vector fields on almost-complex, closed cyclic orbifolds

 

 

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Recent/Upcoming Presentations:

 

March 13, 2014

Geometry of symplectic quotients via invariant theory II

Joint work with Carla Farsi, Daniel Herden, and Gerald Schwaz

Commutative Algebra Seminar, University of Nebraska at Lincoln, Lincoln NE

 

 

October 19, 2013

The inertia space of a proper Lie groupoid as a stratified differentiable space

Joint work with Carla Farsi and Markus Pflaum

Fall Central Sectional Meeting of the AMS,

Washington University, St. Louis, MO

 

April 14, 2013

The inertia space associated to a proper Lie group action as a stratified space

Joint work with Carla Farsi and Markus Pflaum

Spring Western Sectional Meeting of the AMS,

University of Colorado at Boulder, Boulder, CO

 

September 12, 2012

A stratification of the orbit space of a G-manifold for a compact Lie group G

Joint work with Carla Farsi and Markus Pflaum

Centre for Quantum Geometry and Moduli Spaces,

Aarhus University, Aarhus Denmark

 

January 21—22, 2012

An explicit stratification of the inertia space for  a connected, compact Lie group action

Joint work with Carla Farsi and Markus Pflaum

Groupoidfest 2011,

University of Nevada, Reno

Reno, NV

 

July 28, 2011

On orbifold criteria for Hamiltonian toric quotients

Joint work with Carla Farsi and Hans-Christian Herbig

Workshop on Recent developments on Orbifolds

Chern Institute of Mathematics

Tianjin, China

 

August 4, 2010

Gamma-extensions of orbifold Euler characteristics

Joint work with Ryan Carroll, Whitney DuVal, Carla Farsi, John Schulte, and Bradford Taylor

Centre for Quantum Geometry of Moduli Spaces,

Aarhus University, Aarhus, Denmark