
AMS Sectional Meeting Full Program
Current as of Tuesday, April 12, 2005 15:10:40
Program 
Deadlines 
Registration/Housing/Etc. 
Inquiries: meet@ams.org
2002 Central Section Meeting
Ann Arbor, MI, March 13, 2002
Meeting #974
Associate secretaries: Susan J Friedlander, AMS susan@math.northwestern.edu
Friday March 1, 2002

Friday March 1, 2002, 11:30 a.m.4:30 p.m.
Meeting Registration
Atrium, East Hall

Friday March 1, 2002, 11:30 a.m.4:30 p.m.
Exhibit and Book Sale
Room 1372, East Hall

Friday March 1, 2002, 1:00 p.m.4:50 p.m.
Special Session on Topics in Geometric Function Theory, I
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

1:00 p.m.
Geometric Characterizations of Gromov Hyperbolicity.
Stephen M. Buckley*, NUI Maynooth/U. Michigan
(97430223)

1:30 p.m.
Elliptic diffusions, exit times and the quasihyperbolic metric.
Craig A Nolder*, Department of Mathematics, Florida State University
(9746010)

2:00 p.m.
Symmetric Stable Processes Stay in Thick Sets.
JangMei Wu*, University of Illinois, University of Illinois, Urbana
(9743152)

2:30 p.m.
The Dirichlet problem for $p$harmonic functions in metric spaces.
Anders Bj\"orn*, Link\"oping University
Jana Bj\"orn, Lund University
Nageswari Shanmugalingam, University of Texas at Austin
(9743190)

3:00 p.m.
Viscosity solutions on Grushintype planes.
Thomas J. Bieske*, University of Michigan
(97435211)

3:30 p.m.
Approximation of Sobolev mappings.
P Hajlasz*, Warsaw University and University of Michigan
(97446233)

4:00 p.m.
${\cal H}^1$Estimates of Jacobians.
Jani Onninen*, University of Jyvaskyla
Tadeusz Iwaniec, Syracuse University
(97426231)

4:30 p.m.
On `Wolff Snowflakes.'.
John L Lewis*, University of Kentucky
Verchota C Greg, Syracuse University
Andrew L Vogel, Syracuse University
(9743020)

Friday March 1, 2002, 1:00 p.m.4:50 p.m.
Special Session on Commutative Algebra, I
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

1:00 p.m.
A "Strong Factorization Theorem" and some applications.
Ana Bravo*, University of Michigan
Santiago Encinas, Universidad de Valladolid, Spain
Orlando Villamayor U., Universidad Autonoma de Madrid, Spain
(97414124)

1:30 p.m.
Blowup algebras and homological degree.
Moira A. McDermott*, Gustavus Adolphus College
(97413121)

2:00 p.m.
Squarefree monomial ideals via facet ideals.
Sara Faridi*, George washington University
(97413139)

2:30 p.m.
Free resolutions for multigraded modules.
Hara Charalambous, University at Albany, SUNY
Alexandre Tchernev*, University at Albany, SUNY
(97413128)

3:00 p.m.
Multiplicities of Monomial Ideals.
Hema Srinivasan*, University of Missouri
Juergen Herzog, University of Essen
(97413120)

3:30 p.m.
Minimality for complexes and differential graded modules.
Luchezar L. Avramov*, University of NebraskaLincoln
(9741841)

4:00 p.m.
Gorenstein Liaison and the Construction of Gorenstein Algebras.
Jan Oddvar Kleppe, Oslo University College
Chris S Peterson*, Colorado State University / Purdue University
(97413170)

4:30 p.m.
BernsteinSato polynomials and cohomology of Milnor fibers.
Uli Walther*, Purdue University
(97414150)

Friday March 1, 2002, 1:00 p.m.4:50 p.m.
Special Session on Hyperbolic Manifolds and Discrete Groups, I
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

1:00 p.m.
Automatic structures and geometric estimates for Kleinian groups.
Bryan Mosher*, University of Michigan
(97457202)

1:30 p.m.
Infinite index subgroups of convergence groups.
Edward C Taylor*, Wesleyan University
Petra BonfertTaylor, Wesleyan University
(97430151)

2:00 p.m.
Bumping of Exotic Projective Structures.
Ken Bromberg, CalTech
John Holt*, University of Illinois at chicago
(97451103)

2:30 p.m.
Minimal volume Alexandrov spaces with applications to hyperbolic geometry.
Peter A Storm*, University of Michigan
(9745119)

3:00 p.m.
Some problems motivated by the onedimensional rigidity.
Nikolai V. Ivanov*, Michigan State Univesity
(97430143)

3:30 p.m.
Volume of tubes in hyperbolic 3manifolds (joint work with David Gabai and Robert Meyerhoff).
Peter L Milley*, Princeton University
(97457248)

4:00 p.m.
Double Lattice Packings of Disks in Euclidean Space.
Andrew Przeworski*, University of Texas at Austin
(97457146)

4:30 p.m.
Immersed surfaces in cusped hyperbolic 3manifolds.
Colin C Adams*, Williams College
Adam Colestock, Williams College
Danny Gillam, Wesleyan Univeristy
James Fowler, Harvard University
Eric Katerman, Williams College
(9745747)

Friday March 1, 2002, 1:00 p.m.4:20 p.m.
Special Session on Algebraic Topology, I
Room 221, Dennison Building Organizers: Robert Bruner, Wayne State University rrb@math.wayne.edu
Igor Kriz, University of Michigan, Ann Arbor ikriz@math.lsa.umich.edu

1:00 p.m.
The diagonal map of a Poincar\'e duality space.
John R Klein*, Wayne State University
(9745585)

1:30 p.m.
Topology of spaces of knots.
Dev Prakash Sinha*, University of Oregon and Brown University
(97455154)

2:00 p.m.
Representations and Ktheory of the Braid Groups.
Alejandro Adem*, University of Wisconsin
Dan Cohen, Louisiana State University
Fred Cohen, University of Rochester
(9745509)

2:30 p.m.
Obstruction Theory in Model Categories.
J Daniel Christensen*, University of Western Ontario
William G Dwyer, University of Notre Dame
Daniel C Isaksen, University of Notre Dame
(9745511)

3:00 p.m.
On Steenrod and DyerLashof operations in some mapping spaces.
Craig C. Westerland*, University of Michigan, Ann Arbor
(97455163)

3:30 p.m.
Fake TQFT's.
Tibor Beke*, University of Michigan, Ann Arbor
(97418167)

4:00 p.m.
On triviality of Dickson invariants in the homology of the Steenrod algebra.
Hung H. V. Nguyen*, Wayne State University
(9745595)

Friday March 1, 2002, 1:00 p.m.2:45 p.m.
Special Session on Moduli Spaces, I
Room 216, Dennison Building Organizers: Angela Gibney, University of Michigan, Ann Arbor agibney@math.lsa.umich.edu
Gavril M. Farkas, University of Michigan, Ann Arbor gfarkas@math.lsa.umich.edu
Thomas A. Nevins, University of Michigan, Ann Arbor nevins@math.lsa.umich.edu
Gilberto Bini, University of Michigan, Ann Arbor gbini@math.lsa.umich.edu

1:00 p.m.
Counting curves over finite fields and cohomology of moduli spaces I.
Carel Faber*, KTH (Stockholm)
Gerard Van der Geer, Universiteit van Amsterdam
(9741478)

2:00 p.m.
Counting curves over finite fields and cohomology of moduli spaces II.
Gerard Van der Geer*, Universiteit van Amsterdam m
Carel Faber, KTH (Stockholm)
(9741479)

Friday March 1, 2002, 1:00 p.m.4:50 p.m.
Special Session on Algebraic Combinatorics, I
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

1:00 p.m.
Generalized associahedra.
Sergey Fomin*, University of Michigan
Andrei Zelevinsky, Northeastern University
(9740584)

1:30 p.m.
Obstructions to shifted families.
Art Duval*, University of Texas at El Paso
John W. Shareshian, Washington University
(97405111)

2:00 p.m.
Some Statistical Perspectives of a Path Counting Formula.
Devadatta Kulkarni*, Oakland University and GM R\&D
Ananda Sen, Oakland University
(97405262)

2:30 p.m.
Remarks on some connections between symmetric functions and resultants.
Mercedes H. Rosas*, Universidad Simón Bolívar
(9740554)

3:00 p.m.
Ordered planar trees and the slope variety of the complete graph.
Jeremy L Martin*, UC San Diego
(9740571)

3:30 p.m.
The CastelnuovoMumford regularity of subspace arrangements.
Harm Derksen, University of Michigan
Jessica S Sidman*, University of Michigan
(9741366)

4:00 p.m.
Some poset constructions motivated by commutative algebra.
Anders Bj\"orner, KTH (Kungl. Tekniska H\"ogskolan Stockholm)
Volkmar Welker*, PhilippsUniversit\"at Marburg
(97405149)

4:30 p.m.
Cohomology of toric varieties from a combinatorial viewpoint.
EvaMaria E Feichtner*, ETH Zurich
(97452210)

Friday March 1, 2002, 1:00 p.m.4:50 p.m.
Special Session on Biological Applications of Dynamical Systems, I
Room 1060, East Hall Organizers: J. M. Cushing, University of Arizona cushing@math.arizona.edu
Shandelle M. Henson, Andrews University henson@andrews.edu
Anna M. Spagnuolo, Oakland University spagnuol@oakland.ed

1:00 p.m.
Predicting immune regulatory elements in the immune response to {\it Mycobacterium tuberculosis}.
Denise Kirschner*, Dept. of Microbiology & Immunology/University of Michigan Med School
(97492213)

1:30 p.m.
The roles of cytotoxic T lymphocytes and TNF$\alpha$ in the immune response to {\it Mycobacterium tuberculosis}.
Brian M Murphy*, University of Michigan
Denise Kirschner, University of Michigan
(97492216)

2:00 p.m.
Lattice Effects Observed in Chaotic Dynamics of Experimental Populations.
Shandelle M. Henson*, Andrews University
(9749262)

2:30 p.m.
Temporal Patterns in Population Data: Order in Chaos.
R. F. Costantino*, University of Rhode Island
(97492166)

3:00 p.m.
A Convergence Theorem for Lattice Maps.
J M Cushing*, University of Arizona
(9743763)

3:30 p.m.
A StageStructured Model of Two Competing Species.
Jeffrey L. Edmunds*, Mary Washington College
(97437157)

4:00 p.m.
Stability of Standing Waves and Steady States for Some Nonlinear Equations.
Zhengfang Zhou*, Michigan State University
(97437222)

4:30 p.m.
The existence and uniqueness of a positive solution of an elliptic system.
Joon Hyuk Kang*, Andrews University
(97435156)

Friday March 1, 2002, 1:00 p.m.4:50 p.m.
Special Session on Partial Differential Equations, I
Room 1360, East Hall Organizers: Qing Han, University of Notre Dame qhan@nd.edu
Lihe Wang, University of Iowa lwang@math.uiowa.edu

1:00 p.m.
NonFormation of Vacuum States for the Compressible NavierStokes Equations.
Joel Smoller*, University of Michigan
(97435194)

1:30 p.m.
Subelliptic harmonic maps from Carnot groups.
Changyou Wang*, University of Kentucky
(97435209)

2:00 p.m.
Phase Transition in KdV Modulations.
FeiRan Tian*, Ohio State University
(9743598)

2:30 p.m.
Euler equations with vacuum and damping.
Ronghua Pan*, University of Michigan
(97435214)

3:00 p.m.
Discussion

3:30 p.m.
Constant Mean Curvature Immersions of Joachinsthal or Enneper type: Applications.
Henry C Wente*, University of Toledo
(97435254)

4:00 p.m.
A semilinear parabolic system for migration and selection in population genetics.
Yuan Lou*, Ohio State University
Thomas Nagylaki, University of Chicago
(9743557)

4:30 p.m.
Exact multiplicity for semilinear elliptic Dirichlet problems involving concave and convex nonlinearities.
Moxun Tang*, Michigan State University
(97435114)

Friday March 1, 2002, 1:00 p.m.4:50 p.m.
Special Session on Mapping Class Groups and Geometric Theory of Teichmuller Spaces, I
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

1:00 p.m.
Large scale structure of the mapping class group.
Yair N Minsky*, SUNY at Stony Brook
Howard A Masur, U. of Illinois at Chicago
(97430176)

1:30 p.m.
Stable quasigeodesics in Teichmuller space.
Lee Mosher*, Rutgers University at Newark
(97430109)

2:00 p.m.
"On Superinjective Simplicial Maps of Complexes of Curves and Injective Homomorphisms of Mapping Class Groups".
Elmas Irmak*, Michigan State University
(9745748)

2:30 p.m.
Automorphisms of the Torelli group.
Benson Farb*, University of Chicago
(9745758)

3:00 p.m.
The coarse geometry of the WeilPetersson metric.
Jeffrey F. Brock*, University of Chicago
Benson Farb, University of Chicago
(97451144)

3:30 p.m.
Automorphisms of the Pants Complex.
Dan Margalit*, University of Chicago
(9745170)

4:30 p.m.
Thompson's groups, Teichmuller theory and algebraic topology.
William J Harvey*, King's College London
(97457244)

Friday March 1, 2002, 3:00 p.m.4:50 p.m.
Special Session on Quantum Topology in Dimension Three, I
Room 224, Dennison Building Organizers: Charles Frohman, University of Iowa frohman@math.uiowa.edu
Joanna KaniaBartoszynska, Boise State University kania@math.boisestate.edu

3:00 p.m.
Virtual Knot Theory.
Louis Hirsch Kauffman*, Univ of Ill at Chicago
(9745765)

3:30 p.m.
On knot adjacency.
Effie Kalfagianni*, Michigan State University
(97457183)

4:00 p.m.
3dimensional topology inspired by number theory.
Adam S. Sikora*, CRM, Montreal
(97457255)

4:30 p.m.
A combinatorial description of the Lie bialgebra of curves on surfaces.
Moira Chas*, SUNY at Stony Brook
(97457240)

Friday March 1, 2002, 3:00 p.m.4:50 p.m.
Special Session on Integrable Systems and Poisson Geometry, I
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

3:00 p.m.
Poisson brackets for integrable systems and complex analysis.
Kirill Vaninsky*, Michigan State University
(97435129)

3:30 p.m.
The number of connected components in a generic double Bruhat cells.
Mikhail Gekhtman, University of Notre Dame
Mikhail Shapiro*, Michigan State University
Alek Vainshtein, University of Haifa
(97422177)

4:00 p.m.
Integrable hamiltonian flows with positive metric entropy.
Leo T Butler*, Northwestern University
(97437136)

4:30 p.m.
Integrable Systems and Rank One Conditions for Rectangular Matrices.
Michael Gekhtman, Notre Dame
Alex Kasman*, College of Charleston
(9743526)

Friday March 1, 2002, 5:10 p.m.6:00 p.m.
Invited Address
H\"older and $L^p$ estimates for $\square_b$ operators on CR manifolds of arbitrary codimensions.
Room 1324, East Hall
Lihe Wang*, University of Iowa
(97432257)
Saturday March 2, 2002

Saturday March 2, 2002, 8:00 a.m.4:30 p.m.
Meeting Registration
Atrium, East Hall

Saturday March 2, 2002, 8:00 a.m.4:30 p.m.
Exhibit and Book Sale
Room 1372, East Hall

Saturday March 2, 2002, 8:30 a.m.11:20 a.m.
Special Session on Quantum Topology in Dimension Three, II
Room 224, Dennison Building Organizers: Charles Frohman, University of Iowa frohman@math.uiowa.edu
Joanna KaniaBartoszynska, Boise State University kania@math.boisestate.edu

8:30 a.m.
Presentations od Skein Algebras.
Mieczyslaw K. Dabkowski, George Washington University
Jozef H Przytycki*, George Washington University
(97457104)

9:00 a.m.
The Weyl quantization and the quantum group quantization of the moduli space of flat $SU(2)$connections on the torus are the same.
Razvan Gelca*, Texas Tech University
Alejandro Uribe, University of Michigan
(9745776)

9:30 a.m.
The braid theoretical approach to skein modules of 3manifolds.
Sofia Lambropoulou*, National Technical University of Athens
(97457101)

10:00 a.m.
Hochschild homology of a Heegaard splitting.
Michael S McLendon*, University of Iowa
(97457245)

10:30 a.m.
AlexanderConway polynomial of links, spanning trees and Milnor invariants.
Arkady Vaintrob*, University of Oregon
(97457160)

11:00 a.m.
Skein and String Homology.
Uwe Kaiser*, Boise State University
(97457113)

Saturday March 2, 2002, 8:30 a.m.11:20 a.m.
Special Session on Topics in Geometric Function Theory, II
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

8:30 a.m.
Doyle's Criterion of Type and a Counterexample to Nevanlinna's Conjecture.
Sergei Merenkov*, Purdue University
(97430147)

9:00 a.m.
Meromorphic functions of the form $f(z) = \sum_{n=1}^\infty a_n/(z  z_n)$.
John F Rossi*, Virginia Tech
James K Langley, University of Nottingham
(9743018)

9:30 a.m.
Schwarz lemmas for bounded univalent functions.
Eric D Schippers*, University of Michigan
(9743008)

10:00 a.m.
Backwarditeration sequences with bounded hyperbolic steps for analytic selfmaps of the disk.
Pietro PoggiCorradini*, Kansas State University and University of Michigan
(9743023)

10:30 a.m.
Boundary curves and analytic continuation.
Robert P Kaufman*, University of Illinois
(9743081)

11:00 a.m.
The Inner Radius and Sequences of Domains (Preliminary Report).
Leila MillerVan Wieren*, University of Texas
(97430219)

Saturday March 2, 2002, 8:30 a.m.11:20 a.m.
Special Session on Commutative Algebra, II
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

8:30 a.m.
Generalizing $k$configurations and Macaulay's Osequences.
Sindi Sabourin*, Queen's University
(97413207)

9:00 a.m.
Hilbert coefficients of normal ideals.
Claudia Polini*, University of Notre Dame
Alberto Corso, University of Kentucky
Maria Evelina Rossi, University of Genova
(97413181)

9:30 a.m.
The CastelnuovoMumford regularity of systems of linear ideals and modules.
Harm Derksen, University of Michigan
Jessica Sidman*, University of Michigan
(9741367)

10:00 a.m.
Associated primes of the MayrMeyer ideals.
Irena Swanson*, New Mexico State University
(97413106)

10:30 a.m.
A power series problem motivativated by lifting higher derivations.
William N Traves*, U.S. Naval Academy
(9741316)

11:00 a.m.
A linear function for stability of asymptotic primes.
Daniel Katz*, University of Kansas
Eric West, Benedictine College
(97413155)

Saturday March 2, 2002, 8:30 a.m.11:20 a.m.
Special Session on Hyperbolic Manifolds and Discrete Groups, II
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

8:30 a.m.
Equivalent curves in surfaces.
Christopher J Leininger*, University of Texas at Austin
(97457247)

9:00 a.m.
Tameness persists in strong limits of typepreserving sequences of hyperbolic 3manifolds.
Richard A Evans*, Rice University
(97457234)

9:30 a.m.
Conemanifolds, drilling, and Ahlfors' conjecture.
Jeffrey Brock*, University of Chicago
Kenneth Bromberg, Caltech
Richard Evans, Rice University
Juan Souto, Universitat Bonn
(97451187)

10:00 a.m.
On the density of geometrically finite Kleinian groups.
Jeff Brock, University of Chicago
Kenneth Bromberg*, California Institute of Technology
(97457186)

10:30 a.m.
The Orbifold Theorem.
Daryl Cooper*, UCSB
Craig D Hodgson, Melbourne
Steve P Kerckhoff, Stanford
(9745735)

11:00 a.m.
The shape of hyperbolic Dehn surgery space.
Craig Hodgson, University of Melbourne
Steve Kerckhoff*, Stanford University
(9745389)

Saturday March 2, 2002, 8:30 a.m.11:20 a.m.
Special Session on Algebraic Combinatorics, II
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

8:30 a.m.
Combinatorics of Resonances.
Dmitry N Kozlov*, University of Washington
(9740577)

9:00 a.m.
Analogues of the Lie character for $GL_n(q)$.
John Shareshian*, Washington University, St. Louis
(97405193)

9:30 a.m.
Polygraph arrangements.
Axel Hultman*, KTH, Stockholm
(9740538)

10:00 a.m.
Permutation Enumeration by Pairs of Congruence Classes of Major Index.
Sheila Sundaram*, Danbury, CT
(97405107)

10:30 a.m.
Contractible and spherehomotopic independence complexes.
Gabor Hetyei*, UNC Charlotte
Richard Ehrenborg, University of Kentucky
(9740529)

11:00 a.m.
A random walk on zeroone contingency tables.
Diane Maclagan*, Stanford University
(97405125)

Saturday March 2, 2002, 8:30 a.m.11:20 a.m.
Special Session on Biological Applications of Dynamical Systems, II
Room 1060, East Hall Organizers: J. M. Cushing, University of Arizona cushing@math.arizona.edu
Shandelle M. Henson, Andrews University henson@andrews.edu
Anna M. Spagnuolo, Oakland University spagnuol@oakland.ed

8:30 a.m.
Schistosomiasis Models for Interacting Human Groups.
Chengche Li, Purdue University
Zhilan Feng, Purdue University
Fabio Augusto Milner*, Purdue University
(9749259)

9:00 a.m.
Contact with Adhesion and Wear in BoneImplants.
Meir Shillor*, Oakland University
(97474152)

9:30 a.m.
Modelling granuloma formation after {\em Mycobacterium tuberculosis} infection: phagocytosis and intracellular bacteria replication.
David Gammack*, University of Michigan
Charlie Doering, University of Michigan
Denise Kirschner, University of Michigan
(97492215)

10:00 a.m.
Mathematical modeling of the intravenous glucose tolerance test by a delay differential equations system.
Simeone Marino*, University of Michigan Medical School
(97434110)

10:30 a.m.
Recent studies of an inverse source problem in human brain imaging.
Gang Bao*, Michigan State University
(9743587)

11:00 a.m.
Turing patterns in LengyelEpstein reactiondiffusion systems.
Moxun Tang*, Michigan State University
WeiMing Ni, University of Minnesota
J Jang, Hankuk University, South Korea
(97492117)

Saturday March 2, 2002, 8:30 a.m.11:25 a.m.
Special Session on Differential Geometry, I
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

8:30 a.m.
The rigidity of higher dimensional graphmanifolds.
Jianguo Cao*, University of Notre Dame
(97453212)

9:15 a.m.
Unreduced weighted $L_2$ cohomology of strictly negatively quarter pinched manifolds of finite volume.
Stephen S Bullock*, University of Michigan
(97453153)

10:00 a.m.
Finsler Metrics of Constant Flag Curvature.
Zhongmin Shen*, Indiana Univ.Purdue Univ. Indianapolis
(97453225)

10:45 a.m.
The $\pi_1$ of manifolds with integrable geodesic flows.
Leo T Butler*, Northwestern University
(97453134)

Saturday March 2, 2002, 8:30 a.m.11:20 a.m.
Special Session on Partial Differential Equations, II
Room 1360, East Hall Organizers: Qing Han, University of Notre Dame qhan@nd.edu
Lihe Wang, University of Iowa lwang@math.uiowa.edu

8:30 a.m.
Structural analysis and boundary layer separations of 2D incompressible flows.
Shouhong Wang*, Indiana University
(97476140)

9:00 a.m.
Multidimensional Transonic Shocks and Free Boundary Problems.
GuiQiang Chen, Northwestern University
Mikhail Feldman*, University of WisconsinMadison
(97435131)

9:30 a.m.
Phase Transition in Nonlinear elasticity with viscosity and heatconductivity.
Tao Luo*, University of Michigan
(97435259)

10:00 a.m.
New wellposedness results for the CamassaHolm equation.
Gerard Misiolek*, University of Notre Dame
(97435199)

10:30 a.m.
Boundary Value Problems in Morrey Spaces for Elliptic Systems on Lipschitz Domains.
Zhongwei Shen*, University of Kentucky
(9743550)

11:00 a.m.
Wigner Measure and the Semiclassical Limit of Schr\"odingerPoisson Equations.
Ping Zhang*, Academy of Mathematics and System Sciences, The Chinese Academy of Sciences, Beijing
(97435258)

Saturday March 2, 2002, 8:30 a.m.11:20 a.m.
Special Session on Mapping Class Groups and Geometric Theory of Teichmuller Spaces, II
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

8:30 a.m.
On the linearity problem for mapping class groups.
Hessam HamidiTehrani*, B.C.C. of the City University of New York
Tara E. Brendle, Columbia University
(9745773)

9:00 a.m.
Relations in the Torelli Group.
Tara E. Brendle*, Columbia University
(9745782)

9:30 a.m.
The second homology groups of mapping class groups of orientable surfaces.
Mustafa Korkmaz*, Middle East Technical University, Ankara, Turkey
Andras I Stipsicz, Princeton Univ.  ELTE TTK, Budapest, Hungary
(9745753)

10:00 a.m.
Bounded cohomology of subgroups of mapping class groups.
Mladen Bestvina, University of Utah
Koji Fujiwara*, Tohoku University
(9742075)

10:30 a.m.
Presentations for the mapping class groups of surfaces and handlebodies.
Susumu Hirose*, Michigan State University / Saga University
(9745791)

11:00 a.m.
Discussion

Saturday March 2, 2002, 8:30 a.m.11:25 a.m.
Session for Contributed Papers
Room 257, Dennison Building

8:45 a.m.
Nonstandard Finite Difference Schemes for Nonlinear PDE's: Theory and Applications.
Ronald E Mickens*, Clark Atlanta University
(9746513)

9:00 a.m.
A generalization of the GaussBonnet theorem for surfaces.
Marius Overholt*, University of Tromsoe
(9745374)

9:15 a.m.
Concentration of area in halfplanes (preliminary report).
Roger W. Barnard, Texas Tech University
Alexander Yu. Solynin, Texas Tech University
Clint Richardson*, Texas Tech University
(97430108)

9:30 a.m.
On the Zeros of Sequences of Polynomials.
Gerard L. Ornas*, Texas Tech University
(97430241)

9:45 a.m.
Redefining "Multiplicity of Infection" for Phage Therapy: a simple mathematical model.
Alex Kasman*, College of Charleston
Laura Kasman, Medical University of South Carolina
(9749227)

10:00 a.m.
Coupled Boundary Value Perturbations for Solution of the NavierStokes Equation with Large Viscosity Gradients.
Gregory Gillette*, The Pennsylania State University
(9743483)

10:15 a.m.
A new method of analysis of associative algebras.
Vladimir Dergachev*, Ann Arbor, Michigan
(97416142)

10:45 a.m.
Test Of Divisibility of the number 7.
Ranjit Eswaran*, University Of Minnesota
(9740005)

11:15 a.m.
Incompressible surface in a knot complement.
Jinha Jun*, Seoul National University
(97457148)

Saturday March 2, 2002, 9:00 a.m.11:20 a.m.
Special Session on Algebraic Topology, II
Room 221, Dennison Building Organizers: Robert Bruner, Wayne State University rrb@math.wayne.edu
Igor Kriz, University of Michigan, Ann Arbor ikriz@math.lsa.umich.edu

9:00 a.m.
A chain model for the framed little 2disks operad.
James E. McClure*, Purdue University
Jeffrey H. Smith, Purdue University
(9745546)

9:30 a.m.
Derived Koszul duality for $C_k$algebras.
Po Hu*, University of Chicago
(9745564)

10:00 a.m.
Cochains and Homotopy Type.
Michael A. Mandell*, University of Chicago
(97455115)

10:30 a.m.
The analytic circleequivariant sigma orientation.
Matthew Ando*, Univ. of IllinoisUrbana
(97455112)

11:00 a.m.
Discussion

Saturday March 2, 2002, 9:30 a.m.11:20 a.m.
Special Session on Stochastic Modeling in Financial Mathematics, I
Room 1068, East Hall Organizers: Ronnie Sircar, Princeton University sircar@princeton.edu

9:30 a.m.
Stochastic Volatility Asymptotics.
JeanPierre Fouque*, North Carolina State University
(97460188)

10:00 a.m.
Analysis of Dependent Defaults via Intensity BasedApproach, with Applications to Valuation of BasketCredit Derivatives.
Tomasz R Bielecki*, Northeastern Illinois University
Marek Rutkowski, Warsaw Institute of Technology
(97460197)

10:30 a.m.
Optimal Bankruptcy Time and Consumption/Investment Policies on an Infinite Horizon with a Continuous Debt Repayment until Bankruptcy.
Monique Jeanblanc, Universite d'Evry
Peter Lakner*, New York University
(9746099)

11:00 a.m.
A new algorithm for hedging large portfolios of derivative securities.
Stathis Tompaidis*, University of Texas at Austin
(97491252)

Saturday March 2, 2002, 10:00 a.m.11:20 a.m.
Special Session on Integrable Systems and Poisson Geometry, II
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

9:30 a.m.
Discussion

10:00 a.m.
Biorthogonal Polynomials, Random Multimatrix Models and the Full KostantToda Lattice.
Nicholas M Ercolani*, University of Arizona
Kenneth T. R. McLaughlin, University of North Carolina at Chapel Hill & University of Arizona
(97433192)

10:30 a.m.
Qualitative Behavior of some nonAbelian Toda Equations.
Melinda Koelling*, Rennselaer Polytechnic Institute
Anthony Bloch, University of Michigan
Michael Gekhtman, University of Notre Dame
(97434235)

11:00 a.m.
Moment maps and reductive symmetric pairs.
Reyer Sjamaar*, Cornell University
Yi Lin, Cornell University
(97458200)

Saturday March 2, 2002, 10:00 a.m.10:45 a.m.
Special Session on Moduli Spaces, II
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.
Vanishing Theorems for the Moduli Space of Curves.
Ravi Vakil*, Stanford
Tom Graber, Harvard
(97414185)

Saturday March 2, 2002, 11:40 a.m.12:30 p.m.
Invited Address
Hyperbolic manifolds, discrete groups and quadratic forms.
Room 1324, East Hall
Alan W Reid*, University of Texas at Austin
(97457161)

Saturday March 2, 2002, 2:00 p.m.2:50 p.m.
Invited Address
Pricing and risk management in incomplete markets.
Room 1324, East Hall
Thaleia Zariphopoulou*, University of Texas, Austin

Saturday March 2, 2002, 2:00 p.m.5:50 p.m.
Special Session on Hyperbolic Manifolds and Discrete Groups, III
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

3:00 p.m.
The classification of Kleinian surface groups.
Yair N Minsky*, SUNY at Stony Brook
(97457165)

3:30 p.m.
Constructing manifolds which bound geometrically.
Darren Long*, UC Santa Barbara
Alan W Reid, UT Austin
(97457164)

4:00 p.m.
real and complex hyperbolic manifolds.
Rich Schwartz*, University of Maryland, College Park
(97451201)

4:30 p.m.
Bending bounds for Quasifuchsian groups.
Bridgeman J Martin*, Boston College
(97451137)

5:00 p.m.
Generalized bending laminations for hyperbolic $n$manifolds.
Kevin P Scannell*, Saint Louis University
(97457158)

5:30 p.m.
Bounded geometry for Teichm\"uller geodesics.
Kasra Rafi*, UC Santa Barbara
(97451224)

Saturday March 2, 2002, 3:00 p.m.4:50 p.m.
Special Session on Quantum Topology in Dimension Three, III
Room 224, Dennison Building Organizers: Charles Frohman, University of Iowa frohman@math.uiowa.edu
Joanna KaniaBartoszynska, Boise State University kania@math.boisestate.edu

3:00 p.m.
A sum formula for the Casson invariant via configuration spaces.
Christine Lescop*, Institut Fourier, CNRS, Grenoble, France
(97457238)

3:30 p.m.
Integrality for TQFTs.
Patrick M Gilmer*, Louisiana State University
(97457132)

4:00 p.m.
Finite length TQFT, symplectic invariant theory and the Casson invaraint.
Thomas Kerler*, The Ohio State University
(97457178)

4:30 p.m.
Combinatorial Construct of Modular Functors.
Zhenghan Wang*, Indiana University
(97457102)

Saturday March 2, 2002, 3:00 p.m.4:50 p.m.
Special Session on Topics in Geometric Function Theory, III
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

3:00 p.m.
A Mobius invariant metric II.
David Herron, University of Cincinnati
William Ma*, Pennsylvania College of Technology
David Minda, University of Cincinnati
(9743034)

3:30 p.m.
The M\"obius modulus of ring domains in $\overline{\Bbb R}^n$.
Zair S Ibragimov*, University of Michigan
(97430172)

4:00 p.m.
Asymptotically Symmetric Embeddings and Symmetric Quasicircles.
Shanshuang Yang*, Emory University
(9743040)

4:30 p.m.
Reflections on reflections in quasidisks.
Frederick W Gehring, University of Michigan
Kari Hag*, University of Michigan
(97430249)

Saturday March 2, 2002, 3:00 p.m.4:50 p.m.
Special Session on Integrable Systems and Poisson Geometry, III
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

3:00 p.m.
Integrable systems of conservation laws and projective theory of congruences.
S I Agafonov*, Department of Mathematical Sciences, Loughborough University, United Kingdom
E V Ferapontov, Department of Mathematical Sciences, Loughborough University, United Kingdom
(9743539)

3:30 p.m.
Topology of the real part of hyperelliptic Jacobian associated with the periodic Toda lattice.
Yuji Kodama*, Ohio State University
(97451175)

4:00 p.m.
Symplectic leaves in triangular Poisson Lie groups.
Milen Yakimov*, Cornell University
Tim Hodges, University of Cincinnati
(97453246)

4:30 p.m.
Integrable Spin CalogeroMoser Systems.
LuenChau Li*, Pennsylvania State University, University Park
Ping Xu, Pennsylvania State University, University Park
(97458169)

Saturday March 2, 2002, 3:00 p.m.4:50 p.m.
Special Session on Commutative Algebra, III
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

3:00 p.m.
Big CohenMacaulay algebras in dimension three via Heitmann's theorem.
Melvin Hochster*, University of Michigan
(9741396)

3:30 p.m.
Almost Mathematics and the Homological Conjectures.
Paul C Roberts*, University of Utah
(9741372)

4:00 p.m.
The $F$signature of a ring of characteristic $p$.
Craig Huneke, University of Kansas
Graham J Leuschke*, University of Kansas
(9741322)

4:30 p.m.
$F$signatures of local rings.
Ian M Aberbach*, University of Missouri
Graham Leuschke, University of Kansas
(9741355)

Saturday March 2, 2002, 3:00 p.m.4:50 p.m.
Special Session on Algebraic Topology, III
Room 221, Dennison Building Organizers: Robert Bruner, Wayne State University rrb@math.wayne.edu
Igor Kriz, University of Michigan, Ann Arbor ikriz@math.lsa.umich.edu

3:00 p.m.
On the Sdual of a circle.
Nicholas J. Kuhn*, University of Virginia
(97455116)

3:30 p.m.
The DoldKan equivalence, simplicial rings and DGAs.
Brooke E Shipley*, Purdue University
(97418118)

4:00 p.m.
Topological equivalences of DGAs.
Daniel Dugger*, Purdue University
(97455195)

4:30 p.m.
The classification of $p$compact groups for $p$ odd.
Kasper K. S. Andersen, CRM, Barcelona
Jesper Grodal*, University of Chicago
Jesper M. Moller, University of Copenhagen
Antonio Viruel, University of Malaga
(97455180)

Saturday March 2, 2002, 3:00 p.m.4:45 p.m.
Special Session on Moduli Spaces, III
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

3:00 p.m.
The rational cohomology of the moduli space of principally polarized abelian 3folds.
Richard M Hain*, Duke University
(9741460)

4:00 p.m.
Discussion

Saturday March 2, 2002, 3:00 p.m.4:50 p.m.
Special Session on Algebraic Combinatorics, III
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

3:00 p.m.
A weighted enumeration of maximal chains in the Bruhat order.
John R Stembridge*, University of Michigan
(9740528)

3:30 p.m.
Skew Schubert Polynomials.
Cristian Lenart, SUNY Albany
Frank Sottile*, University of Massachusetts at Amherst
(9740545)

4:00 p.m.
Properties of the Betti numbers of Schubert varieties.
Gregory S. Warrington*, University of Massachusetts at Amherst
(97405130)

4:30 p.m.
Subword complexes in Coxeter groups.
Allen Knutson, UC Berkeley
Ezra Miller*, M.I.T.
(9740588)

Saturday March 2, 2002, 3:00 p.m.5:00 p.m.
Special Session on Differential Geometry, II
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

3:00 p.m.
Rigidity of quasiconformal structures on the boundary of negatively curved manifolds.
Chris Connell*, University of Chicago
(97453217)

3:45 p.m.
On Ricci Rank for Nonpositively Curved Manifolds.
Fangyang Zheng*, Ohio State University
(9745351)

4:30 p.m.
Discussion

Saturday March 2, 2002, 3:00 p.m.4:50 p.m.
Special Session on Partial Differential Equations, III
Room 1360, East Hall Organizers: Qing Han, University of Notre Dame qhan@nd.edu
Lihe Wang, University of Iowa lwang@math.uiowa.edu

3:00 p.m.
Convex functions on the Heisenberg and Carnot groups.
Guozhen Lu*, Wayne State University
Juan J. Manfredi, University of Pittsburgh
Bianca Stroffolini, Universita Degli Studi Di Napoli Federico
(97435206)

3:30 p.m.
Static Spherically Symmetric Solutions of Einstein SU(2) Yang Mills Equations.
Alexander N Linden*, Indiana University
(97483243)

4:00 p.m.
Multiple Scale Models in Complex fluids.
Chun Liu*, Dept of Math, Penn Stae University
(97435205)

4:30 p.m.
Quasiconvexity and restricted lower semicontinuity in the calculus of variations.
Baisheng Yan*, Michigan State University
(9743593)

Saturday March 2, 2002, 3:00 p.m.4:50 p.m.
Special Session on Mapping Class Groups and Geometric Theory of Teichmuller Spaces, III
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

3:00 p.m.
The Geometry of the WeilPetersson completion of Teichm\"{u}ller space.
Scott A. Wolpert*, University of Maryland
(97430220)

3:30 p.m.
Classification of WeilPetersson Isometries.
Georgios D. Daskalopoulos, Brown University
Richard A. Wentworth*, Johns Hopkins University
(9745869)

4:00 p.m.
Moduli Spaces of Harmonic and Minimal Mappings of Surfaces.
Michael Wolf*, Rice University
(97458122)

4:30 p.m.
Divergent trajectories on noncompact spaces  rates and applications.
Barak Weiss*, BenGurion University
(97437228)

Saturday March 2, 2002, 3:00 p.m.4:50 p.m.
Special Session on Stochastic Modeling in Financial Mathematics, II
Room 1068, East Hall Organizers: Ronnie Sircar, Princeton University sircar@princeton.edu

3:00 p.m.
Optimal execution with nonlinear cost functions and tradingenhanced risk.
Robert F Almgren*, University of Toronto
(97449135)

3:30 p.m.
Option pricing with stochastic volatility.
Knut Solna*, University of California at Irvine
(97460145)

4:00 p.m.
On the Convergence from Discrete to Continuous Time in an Optimal Stopping Problem.
Paul Dupuis, Brown University
Hui Wang*, Brown University
(97460204)

4:30 p.m.
Financial price fluctuations in a stock market model with many interacting agents.
Ulrich Horst*, Princeton University
(97460133)

Saturday March 2, 2002, 5:10 p.m.6:00 p.m.
Invited Address
Combinatorial models and algebraic questions in the theory of computing.
Room 1324, East Hall
Laszlo Babai*, University of Chicago

Saturday March 2, 2002, 6:00 p.m.7:00 p.m.
Reception (Sponsored by the Department of Mathematics)
Atrium, East Hall
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

