University of Minnesota
School of Mathematics
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    math.umn.edu / ~seminar / 2011_January_31

Week of January 31, 2011 Mathematics Seminars

Seminars for the week of January 31, 2011

Colloquium

Tuesday, 1:25, in VinH 570

Professor Li-Sheng Tseng
of Harvard University
will speak on
"Cohomology on Symplectic Manifolds"

Some of the most basic invariants on manifolds come from cohomologies of differential forms. In this talk, I will introduce a number of new cohomologies on symplectic manifolds. Their construction follows simply from a symplectic decomposition of the exterior derivative operator into two linear differential operators, which are analogous to the Dolbeault operators in complex geometry. Associated with the cohomologies are new elliptic operators which exhibit Hodge theoretical properties. The cohomologies encode novel symplectic invariants that are especially interesting for non-Kahler symplectic manifolds.

Monday, 31 Jan 2011

Math Physics Seminar: at 11:15 in VinH 570
Jonas Karlsson will speak on "Kepler: 400 years later"
Junior Colloquium: at 12:20 in VinH 570
... Will not meet this week
Topology Seminar: at 3:30 in VinH 364
Professor Erik Carlsson from Northwestern University will speak on "Vertex operators on the k-theory of the Hilbert scheme"
Dynamical Systems Seminar: at 3:35 in VinH 570
... Will not meet this week
Student Seminar in Symplectic Geometry: at 4:30 in VinH 203B
... Will not meet this week

Tuesday, 1 Feb 2011

Student Combinatorics Seminar: at 11:15 in VinH 570
Alex Miller will speak on "Some specht modules afforded by top homology"
IMA Postdoc Seminar: at 11:15 in LindH 305
Aycil Cesmelioglu from IMA will speak on "The coupling of surface/subsurface flow with transport"
Special Colloquium: at 1:25 in VinH 570
Professor Li-Sheng Tseng from Harvard University will speak on "Cohomology on Symplectic Manifolds"
Differential Geometry/Symplectic Topology: at 1:30 in VinH 570
... Will not meet this week
Student MFM Seminar: at 2:30 in VinH 570
... Will not meet this week

Wednesday, 2 Feb 2011

Climate Change: at 11:15 in VinH 570
Professor Richard McGehee will speak on "A finite dimensional version of the ice-alebdo feedback model"
Student Seminar in Symplectic Geometry: at 3:30 in VinH 570
... Will not meet this week
PDE Seminar: at 3:35 in VinH 206
Professor Vladimir Sverak will speak on "Long-time behavior of the solutions of the 2d incompressible Euler"
Arithmetic Applications of p-Adic Cohomology Seminar: at 3:35 in VinH 570
... Will not meet this week
Applied Mathematics Seminar: at 4:40 in VinH 570
Dr. Hau-Tieng Wu from Princeton University will speak on "Synchrosqueezing transform and instantaneous frequency"

Thursday, 3 Feb 2011

Math Club Seminar: at 12:10 in VinH 120
Rob Thompson will speak on "Noether's theorem"
Differential Geometry/Symplectic Topology: at 1:30 in VinH 570
Professor Hau-tieng Wu from Princeton University will speak on "Vector diffusion maps and the connection Laplacian"
Colloquium: at 3:30 in VinH 16
... Will not meet this week
Special Presentation: at 3:30 in VinH 16
Kris Fowler, Mathematics Librarian will speak on "Mathematicians' Views on Current Publishing Issues: A Survey of Researchers"

Friday, 4 Feb 2011

Graduate Student Forum Seminar: at 12:20 in VinH 16
Ms. Tess Surprenant, Gemini Chair in Technology Management from Technological Leadership Institute, College of Science and Engineering will speak on "How to get a job in today's tough job market -- Network!!"
Industrial Problems Seminar: at 1:25 in VinH 570
... Will not meet this week
Lie Theory Seminar: at 1:30 in VinH 203B
... Will not meet this week
Probability Seminar: at 2:30 in VinH 213
Hye-Won Kang will speak on "Stochastic sensitivity analysis in chemical kinetics"
Combinatorics Seminar: at 3:35 in VinH 570
Jang Soo Kim will speak on "Enumeration formulas for weighted Motzkin paths"
Automorphic Forms and Number Theory: at 3:35 in VinH 364
Professor Paul Garrett will speak on "Deformations of integral representations of L-functions - a continuation"
Practitioners' Financial Mathematics Seminar: at 5:30 in VinH 16
... Will not meet this week