AMS Sectional Meeting Program by Day
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2002 Central Section Meeting
Ann Arbor, MI, March 13, 2002
Meeting #974
Associate secretaries:
Susan J Friedlander, AMS
susan@math.northwestern.edu
Sunday March 3, 2002

Sunday March 3, 2002, 9:00 a.m.9:50 a.m.
Invited Address
On the low dimensional Kakeya problem.
Room 1324, East Hall
Nets H. Katz*, Washington University

Sunday March 3, 2002, 10:00 a.m.12:50 p.m.
Special Session on Quantum Topology in Dimension Three, IV
Room 224, Dennison Building
Organizers:
Charles Frohman, University of Iowa frohman@math.uiowa.edu
Joanna KaniaBartoszynska, Boise State University kania@math.boisestate.edu

10:00 a.m.
On the structure of Ohtsuki series of 3manifolds.
Ruth Lawrence*, Hebrew University of Jerusalem
(9745731)

10:30 a.m.
The Jones polynomial and TemperleyLieb representations of braid groups.
Ilya S. Kofman*, Columbia University
(97457198)

11:00 a.m.
Approximating knot invariants by Vassiliev invariants.
Ilya Kofman, Columbia University
Yongwu Rong*, George Washington University
(97457232)

11:30 a.m.
Cyclotomic expansions of quantum invariants of 3manifolds.
Thang T Le*, SUNY Buffalo
(97457141)

12:00 p.m.
Some remarks on Property P.
Oliver T Dasbach*, Oklahoma State University
Tao Li, Oklahoma State University
(9745797)

12:30 p.m.
Hirasawa's Seifert surfaces for A'Campo's divide links.
Sergei V Chmutov*, The Ohio State University at Mansfield
(97457173)

Sunday March 3, 2002, 10:00 a.m.12:50 p.m.
Special Session on Topics in Geometric Function Theory, IV
Room 229, Dennison Building
Organizers:
David A. Herron, University of Cincinnati david.herron@math.uc.edu
Nageswari Shanmugalingam, University of Texas nageswari@math.utexas.edu
Jeremy T. Tyson, SUNY at Stony Brook tyson@math.sunysb.edu

10:00 a.m.
Isoperimetric inequalities for polygons.
Alexander Yu. Solynin*, Steklov Institute of Mathematics at St. Petersburg and Texas Tech University
(97430230)

10:30 a.m.
The exponent of convergence and a theorem of Astala.
Petra BonfertTaylor*, Wesleyan University
Edward C Taylor, Wesleyan University
(9743080)

11:00 a.m.
Circle Packings and Quasiconformal Maps.
G Brock Williams*, Texas Tech University
(97430171)

11:30 a.m.
Aleksandrov Surfaces and Hyperbolicity.
ByungGeun Oh*, Purdue University
(97430189)

12:00 p.m.
Local Variations and Polarization Techniques.
Roger W Barnard*, Texas Tech University
Kent Pearce, Texas Tech University
Alexander Yu. Solynin, Texas Tech University
(9743092)

12:30 p.m.
Discussion

Sunday March 3, 2002, 10:00 a.m.12:20 p.m.
Special Session on Integrable Systems and Poisson Geometry, IV
Room 1084, East Hall
Organizers:
Anthony Bloch, University of Michigan abloch@math.lsa.umich.edu
Philip Foth, University of Arizona foth@math.arizona.edu
Michael Gekhtman, University of Notre Dame Gekhtman.1@nd.edu

10:00 a.m.
The Degree of Approximation of Analytic Functions by Solitons.
Peter D Miller*, University of Michigan
(97441168)

10:30 a.m.
Clifford algebras and the classical dynamical YangBaxter equation.
Eckhard Meinrenken*, University of Toronto
(97453256)

11:00 a.m.
On variants of the BruhatPoisson structure.
Sam Evens*, University of Notre Dame
(97453218)

11:30 a.m.
Discussion

12:00 p.m.
Discussion

Sunday March 3, 2002, 10:00 a.m.1:20 p.m.
Special Session on Commutative Algebra, IV
Room 205, Dennison Building
Organizers:
Florian Enescu, University of Utah enescu@math.utah.edu.
Anurag K. Singh, University of Utah singh@math.utah.edu
Karen E. Smith, University of Michigan, Ann Arbor kesmith@math.lsa.umich.edu

10:00 a.m.
On the vanishing of local cohomology modules.
Gennady Lyubeznik*, University of Minnesota
(97413100)

10:30 a.m.
Properties of the Frobenius endomorphism.
Claudia Miller*, University of Toronto
(97413253)

11:00 a.m.
Core, adjoint and coefficient ideals (Preliminary report).
Eero Hyry*, University of Helsinki
Karen E Smith, University of Michigan
(9741343)

11:30 a.m.
Special tight closure and big ideals.
Craig Huneke, University of Kansas
Adela Vraciu*, University of Kansas
(9741394)

12:00 p.m.
Intersection homology Dmodules and tight closure.
Manuel Blickle*, Universität Essen, Germany
(9741344)

12:30 p.m.
Ramification of Valuations.
S Dale Cutkosky*, University of Missouri
Olivier Piltant, CMATEcole Polytechnique
(97413162)

1:00 p.m.
Divisorial valuations of function fields with irrational volume.
Alex Kuronya*, University of Michigan
(97414239)

Sunday March 3, 2002, 10:00 a.m.12:50 p.m.
Special Session on Hyperbolic Manifolds and Discrete Groups, IV
Room 245, Dennison Building
Organizers:
Richard D. Canary, University of Michigan, Ann Arbor canary@math.lsa.umich.edu
Alan W. Reid, University of Texas, Austin areid@math.utexas.edu

10:00 a.m.
Apolynomial and Bloch invariant.
Walter D Neumann*, Barnard College, Columbia University
(97457221)

10:30 a.m.
Eigenvalue fields of hyperbolic manifolds.
Emily Hamilton*, Emory University
Alan W Reid, University of Texas at Austin
(9745736)

11:00 a.m.
Diophantine approximation in negatively curved manifolds.
Sa'ar David Hersonsky*, BenGurion University, Israel
Frederic Paulin, ENSPARIS
(97457208)

11:30 a.m.
Classification of nonfree 2parabolic generator Kleinian groups.
Ian Agol*, University of Illinois at Chicago
(9745706)

12:00 p.m.
Imbedding free actions on handlebodies in free actions on 3manifolds.
Darryl McCullough*, University of Oklahoma
(9745730)

12:30 p.m.
Laminations and groups of homeomorphisms of the circle.
Danny Calegari, Harvard University
Nathan M Dunfield*, Harvard University
(9745733)

Sunday March 3, 2002, 10:00 a.m.12:15 p.m.
Special Session on Moduli Spaces, IV
Room 216, Dennison Building
Organizers:
Angela Gibney, University of Michigan, Ann Arbor agibney@math.lsa.umich.edu
Gavril Farkas, University of Michigan, Ann Arbor gfarkas@math.lsa.umich.edu
Thomas Nevins, University of Michigan, Ann Arbor nevins@math.lsa.umich.edu
Gilberto Bini, University of Michigan, Ann Arbor gbini@math.lsa.umich.edu

10:00 a.m.
A complex ball uniformization of the moduli space of cubic surfaces via periods of K3 surfaces.
Igor Dolgachev*, University of Michigan
(97414250)

11:30 a.m.
The Chow ring of the moduli space of curves.
Tom B Graber*, Harvard University
(97414179)

Sunday March 3, 2002, 10:00 a.m.12:50 p.m.
Special Session on Algebraic Combinatorics, IV
Room 213, Dennison Building
Organizers:
Patricia Hersh, University of Michigan, Ann Arbor plhersh@math.lsa.umich.edu
Brian D. Taylor, Wayne State University bdt@math.wayne.edu

10:00 a.m.
On the dual canonical basis of $U_q(n)$.
Bernard Leclerc*, Universite de Caen, France.
(9740542)

10:30 a.m.
Sperner's Lemma and Representation Theory.
Peter M Magyar*, Michigan State University
(97405105)

11:00 a.m.
A Tensor Product Theorem for Perfect Crystals.
Mark Shimozono*, Virginia Tech
(97405261)

11:30 a.m.
A short simplicial hvector and the Upper Bound Theorem.
Patricia L Hersh, University of Michigan, Ann Arbor
Isabella Novik*, University of Washington
(9740549)

12:00 p.m.
Quasisymmetric functions and Eulerian enumeration.
Louis J Billera, Cornell University
Samuel K Hsiao*, Cornell University
Stephanie van Willigenburg, Cornell University
(9740537)

12:30 p.m.
Inequalities for Polytopes.
Richard Ehrenborg*, University of Kentucky
(9740521)

Sunday March 3, 2002, 10:00 a.m.12:10 p.m.
Special Session on Differential Geometry, III
Room 232, Dennison Building
Organizers:
Lizhen Ji, University of Michigan, Ann Arbor lji@math.lsa.umich.edu
Krishnan Shankar, University of Michigan, Ann Arbor shankar@math.lsa.umich.edu
Ralf Spatzier, University of Michigan, Ann Arbor spatzier@math.lsa.umich.edu

10:00 a.m.
Vector bundles with infinitely many souls.
Igor Belegradek*, Caltech
(97453138)

10:45 a.m.
Obstructions to nonnegative curvature and rational homotopy theory.
Vitali Kapovitch*, University of California at Santa Barbara
Igor Belegradek, Caltech
(9745314)

11:30 a.m.
The second twisted Betti number and the convergence of collapsing manifolds with bounded curvature and diameter.
Fuquan Fang, NanKai Institute of Mathematics
Xiaochun Rong*, Rutgers University and Beijing Normal University
(9745368)

Sunday March 3, 2002, 10:00 a.m.11:50 a.m.
Special Session on Partial Differential Equations, IV
Room 1360, East Hall
Organizers:
Qing Han, University of Notre Dame qhan@nd.edu
Lihe Wang, University of Iowa lwang@math.uiowa.edu

10:00 a.m.
Uniqueness in the inverse conductivity problem for conductivities with $3/2$ derivatives in $L^p$ for $p> 2n$.
Russell M. Brown*, University of Kentucky
Rodolfo H. Torres, University of Kansas
(97435236)

10:30 a.m.
A Bernstein problem for special Lagrangian equations.
Yu Yuan*, U. of Chicago and U. of Washington
(97435119)

11:00 a.m.
Analyticity of the Cauchy Problem for an integrable evolution equation.
Alex A. Himonas*, University of Notre Dame
(97435196)

11:30 a.m.
The Global Dynamics of Isothermal Chemical Systems with Critical Nonlinearity.
Yi Li*, University of Iowa
YuanWei Qi, Hong Kong University of Science & Technology
(97435260)

Sunday March 3, 2002, 10:00 a.m.12:50 p.m.
Special Session on Mapping Class Groups and Geometric Theory of Teichmuller Spaces, IV
Room 237, Dennison Building
Organizers:
Benson Farb, University of Chicago farb@math.uchicago.edu
Nikolai Ivanov, Michigan State University ivanov@math.msu.edu
Howard Masur, University of Illinois, Chicago masur@math.uic.edu

10:00 a.m.
Homology of moduli spaces of Riemann surfaces with symplectic coefficients.
Myint Zaw*, The Abdus Salam ICTP
Carl Friedrich Boedigheimer, Universitat Bonn
(97457190)

10:30 a.m.
Stratification of the Moduli Space of Hyperelliptic Surfaces.
Anthony Weaver*, City University of New York
(9745156)

11:00 a.m.
An illustration of the action of the Riemann surfaces on the free loop space of a manifold.
Moira Chas*, SUNY at Stony Brook
Dennis Sullivan, SUNY at Stony Brook, CUNY
(97457126)

11:30 a.m.
The geometry of $\mathcal{M}_g$ and the normal function associated to $CC^$.
Richard M Hain*, Duke University
(9741461)

12:00 p.m.
Lengths of Measured Laminations on Surfaces.
Feng Luo*, Rutgers University
(9745786)

12:30 p.m.
Discussion

Sunday March 3, 2002, 10:00 a.m.11:50 a.m.
Special Session on Stochastic Modeling in Financial Mathematics, III
Room 1068, East Hall
Organizers:
Ronnie Sircar, Princeton University sircar@princeton.edu

10:00 a.m.
Option pricing in the presence of large agents.
Mattias Jonsson*, University of Michigan
Jussi Keppo, University of Michigan
(97460174)

10:30 a.m.
Are companies ready to hire?
Xin Guo*, IBM T. J. Watson Research Center
(97460191)

11:00 a.m.
Optimality in the Presence of Durable Good.
Jussi S Keppo*, University of Michigan
(97491182)

11:30 a.m.
Stochastic Optimization Algorithms for Stock Liquidation.
G. Yin*, Wayne State University
Q. Zhang, University of Georgia
R.H. Liu, University of Georgia
(97460203)
Inquiries: meet@ams.org