;;1400;0c Mathematical Sciences - George Mason University

Mathematical Sciences Colloquium

The Colloquium is usually held from 3:30 to 4:20 p.m. on Fridays in Science & Technology Building I, Room 242, with refreshments beforehand at 3:00 p.m. in Room 222.

Spring, 2012

February 24 ~ Partition Regularity of Matrices
Neil Hindman, Howard University

March 2 ~ no colloquium (department meeting)

March 9 ~ Composition Operators - Something for Everyone
Robert Allen, University of Wisconsin at La Crosse

March 16 ~ no colloquium (Spring Break)

March 30 ~ Face enumeration on manifolds
Ed Swartz, Cornell University

April 6 ~ Small Circuits for Boolean Functions
Rene Peralta, National Institute of Standards and Technology

April 13 ~ Wild things are fractals
Gerard Venema, Calvin College

April 20 ~ T-duality in string theory and its underpinnings in topology and noncommutative geometry
Jonathan Rosenberg, University of Maryland

April 27 ~ no colloquium (department meeting)

May 4 ~ Posets, bijections, and alternating sign matrices
Jessica Striker, University of Minnesota

Recent past colloquia

Fall, 2011

November 18 ~ Collapse phenomenon in dispersive equations: theories and predictions
Svetlana Roudenko, George Washington University

November 11 ~ Number theory and maps of the interval
Robbie Robinson, George Washington University
(The previously scheduled talk by Tom Zaslavsky will not occur at this time.)

October 28 ~ A transformation formula for quadratic character sums over a finite field and some applications
Francois Ramaroson, Howard University

October 21 ~ Properties of the Mean
Andrew Vogt, Georgetown University

October 7 ~ Lie algebras, loop algebras, and their representations
Prasad Senesi, Catholic University of America

September 30 ~ Infusing the math curriculum with student inquiry
Bob Sachs, George Mason University

Spring, 2011

April 22 ~ Egyptian unit fractions
Ilhan M. Izmirli, George Mason University

April 15 ~ Langmuir Layers: Exploring a (nearly) Two-dimensional Fluid Experiment
Andy Bernoff, Harvey Mudd College
----->>> Joint with Applied and Computational Mathematics Seminar

April 8 ~ Orders on structures
Valentina Harizanov, George Washington University

March 11 ~ Finite frames and non-harmonic Fourier series
John J. Benedetto, University of Maryland

March 4 ~ New criteria for boundedness and compactness of weighted composition operators mapping into the Bloch space
Flavia Colonna, George Mason University

February 25 ~ On the efficient solution of nonlinear programming problems and applications to mechanics
Christian Gross, University of Lugano

February 18 ~ Unfolding polyhedra
Ezra Miller, Duke University

February 4~ Optimal Sobolev norms and the Minkowski problem
Deane Yang, Polytechnic Institute of New York University

Fall, 2010

December 10~ Modern techniques for counting curves
Linda Chen, Swarthmore College

December 3~ Mathematical theory of solitary water waves
Shu-Ming Sun, Virginia Tech

November 12~ SIAM-GMU symposium for students and faculty.
(It will begin following a scheduled faculty meeting or at 3:30, whichever comes later!)

November 5~ Assessing real-time learning with clickers and blogs
Chad Topaz, Macalester College

October 22~ Deformations of three-holed spheres and one-holed tori
Todd Drumm, Howard University

October 8~ Combinatorial link homologies
Hao Wu, George Washington University

September 24~ Positive products, effective classes: how group actions turn geometry into combinatorics
Dave Anderson, University of Washington

September 17~ Existence of surface energy minimizing partitions of space satisfying volume constraints
David G. Caraballo, Georgetown University

Spring, 2010

April 30~ Multiplication operators on Lipschitz-type spaces of a tree
Flavia Colonna, George Mason University

April 16~ Determinantal inequalities: ancient history and recent advances
Charles R. Johnson, College of William and Mary

April 9~ On intersections and composites of minimal ring extensions
Jay Shapiro, George Mason University

March 26~ Bochner subordination, logarithmic diffusion equations, and blind deconvolution of Hubble space telescope imagery and other scientific data
Alfred S. Carasso, National Institute of Standards and Technology

March 19, 20~WCEIT: Workshop on Combinatorics, Enumeration, and Invariant Theory: The Max and Rose Lorie Lectures

March 5~ Harmonic maps and biharmonic maps
Yuan-Jen Chiang, University of Mary Washington

February 19~ Cyclic actions and generating functions
Victor Reiner, University of Minnesota

January 29~ Algebraic combinatorics - using algebra to help one count
Victor Reiner, University of Minnesota

Fall, 2009

November 20~ Geometric interpretations of the relation between Delannoy numbers and Legendre polynomials
Gabor Hetyei, University of North Carolina, Charlotte

November 13~ James Joseph Sylvester: Jewish Mathematician in a Victorian World
Karen Parshall, University of Virginia

October 9~ Multilevel optimization methods for engineering design and PDE-constrained optimization
Stephen Nash, George Mason University

October 2~ Secrecy in war and peace
Geir Agnarsson, George Mason University

September 18~ Special classes of convex sets
Valeriu Soltan, George Mason University

September 11~ The Gibbs phenomenon: the saga
James C. Alexander, Case Western Reserve University and the National Science Foundation

Spring, 2009

May 1~ Complex fluids; properties, models, and solutions
Pam Cook, University of Delaware

April 24~ Algebraic Structure in a Family of Nim-like Arrays
Lowell Abrams, George Washington University

April 17~ A Whirlwind Tour of Fractional Graph Theory
Dan Ullman, George Washington University

March 20~ On the Facets of Mixed Integer Programs with Two Integer Variables and Two Constraints
Francois Margot, Carnegie Mellon University

February 20~ Dynamic Congestion and Control Through Random Assignment of Routes
Fern Hunt, National Institute of Standards and Technology

February 6~ Parametric nonlinear discrete optimization
Jon Lee, IBM Watson Research Center

January 30~ A multi-resolution method for climate system modeling: Application of Spherical Centroidal Voronoi tessellations
Max Gunzburger, Florida State University

Fall, 2008

December 5~ The structure of large graphs
Noga Alon, Tel Aviv University and IAS, Princeton

November 21~ On a fully nonlinear Schrodinger equation
Jeng-Eng Lin, George Mason University

October 31~ Operator theory on the Bloch space
Flavia Colonna, George Mason University

October 24~ Number fields and elliptic curves
Larry Washington, University of Maryland

October 17~ Centroidal Voronoi tessellations: recent advances in theory and applications
Maria Emelianenko, George Mason University

October 3~ Subnormal operators and function theory
John Conway, George Washington University

September 12~ Parameter estimation of Markov modulated processes
Yariv Ephraim, George Mason University

Some other current College of Science colloquia/seminars

Directions to GMU