
AMS Sectional Meeting Program by Day
Current as of Tuesday, April 12, 2005 15:21:45
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Inquiries: meet@ams.org
2004 Fall Central Section Meeting
Evanston, IL, October 2324, 2004
Meeting #1001
Associate secretaries: Susan J Friedlander, AMS susan@math.northwestern.edu
Sunday October 24, 2004

Sunday October 24, 2004, 7:30 a.m.12:00 p.m.
Meeting Registration
Lobby, Technological Institute

Sunday October 24, 2004, 7:30 a.m.12:00 p.m.
Exhibit and Book Sale
Room L 150, Technological Institute

Sunday October 24, 2004, 8:00 a.m.10:50 a.m.
Special Session on Algebraic Topology: Interactions with Representation Theory and Algebraic Geometry, III
Room LG 68, Technological Institute Organizers: Paul G. Goerss, Northwestern University pgoerss@math.northwestern.edu
Jesper Kragh Grodal, University of Chicago jg@math.uchicago.edu
Brooke E. Shipley, University of Illinois at Chicago bshipley@math.uic.edu

Sunday October 24, 2004, 8:00 a.m.11:20 a.m.
Special Session on Solving Polynomial Systems, III
Room G 43, Donald P. Jacobs Center Organizers: Anton Leykin, University of Illinois at Chicago leykin@math.uic.edu
Jan Verschelde, University of Illinois at Chicago jan@math.uic.edu

8:00 a.m.
The maximum likelihood degree and the likelihood equations.
Fabrizio Catanese, Universitaet Bayreuth
Serkan Hosten*, San Francisco State University, Mathematics Department
Amit Khetan, University of Massachusetts, Amherst
Bernd Sturmfels, University of California, Berkeley
(100114164)

8:30 a.m.
Reconstructing dynamical systems from their zeta functions.
Christopher J Hillar*, U.C. Berkeley
(100112121)

9:00 a.m.
Resultants of Sparse Polynomials and Toric Vanishing Theorems.
Amit Khetan*, University of Massachusetts Amherst
(10011457)

9:30 a.m.
On Smale's 6th Problem: A solution in the fourbody case.
Marshall E Hampton*, University of Minnesota
Richard Moeckel, University of Minnesota
(100137119)

10:00 a.m.
Cellular Exclusion Algorithms for Polynomial Systems.
Eugene L. Allgower*, Colorado State University
Kurt Georg, deceased
(100165195)

10:30 a.m.
Solving the Polynomial Equations of the Geometric Design Problem of the Spatial 3R Mechanisms.
Eric C Lee*, Northeastern University
Constantinos Mavroidis, Northeastern University
(100114421)

11:00 a.m.
Using Polynomial Homotopy Method to Mechanism Synthesis.
HaiJun Su*, University of California, Irvine
(100108129)

Sunday October 24, 2004, 8:30 a.m.10:50 a.m.
Special Session on Iterated Function Systems and Analysis on Fractals, III
Room L 160, Technological Institute Organizers: KaSing Lau, Chinese University of Hong Kong kslau@math.cuhk.edu.hk
Stephen S.T. Yau, University of Illinois at Chicago yau@uic.edu

8:30 a.m.
Gaussian Random Fields and Salem Sets.
Yimin Xiao*, Michigan State University
(10016081)

9:00 a.m.
Break

9:30 a.m.
General finite type IFS and Mmatrix.
Stephen S.T. Yau*, Dept. of Math. Stat. & Computer Sci., University of Illinois at Chicago
Ning Jin, Dept. of Math., Nanjing University, China
(10013711)

10:00 a.m.
A generalized finite type condition for iterated function systems.
KaSing Lau, Department of Mathematics, The Chinese University of Hong Kong
SzeMan Ngai*, Department of Mathematical Sciences, Georgia Southern University
(100128112)

10:30 a.m.
Asymptotical Geometry of Cantor Systems.
Yunping Jiang*, CUNY/CAS
(10013777)

Sunday October 24, 2004, 8:30 a.m.11:20 a.m.
Special Session on Nonlinear Waves, III
Room L R2, Technological Institute Organizers: Jerry L. Bona, University of Illinois at Chicago bona@math.uic.edu
Shuming Sun, Virginia Polytechnic Institute and State University sun@math.vt.edu
Bingyu Zhang, University of Cincinnati bzhang@math.uc.edu

8:30 a.m.
On the persistence of KdV solitons in the unstable dynamics of inclined film flow.
Robert L Pego*, Carnegie Mellon University
Guido Schneider, Mathematisches Institut I, Universit\"at Karlsruhe
Hannes Uecker, Mathematisches Institut I, Universit\"at Karlsruhe
(100135357)

9:00 a.m.
Stability of solitarywave solutions for the Ostrovsky equation with weak rotation.
Yue Liu*, University of Texas at Arlington
(10013550)

9:30 a.m.
Longtime Soliton Dynamics of Variable Bottom KdVs.
Steven Ivan Dejak*, University of Toronto, Toronto, Canada
I. M. Sigal, University of Notre Dame and University of Toronto
(100135377)

10:00 a.m.
Existence and stability of periodic travellingwave solutions of the Benjamin equation.
Borys Alvarez*, University of Illinois at Chicago
Jaime Angulo, IMECC  UNICAMP, Brazil
(10013558)

10:30 a.m.
HigherOrder Stability of Solitary Waves.
Nghiem V. Nguyen*, University of Oklahoma/ Purdue University
John P. Albert, University of Oklahoma
Jerry L. Bona, University of Illinois at Chicago
Yue Liu, University of Texas at Arlington
(100135304)

11:00 a.m.
Asymptotic Stability of Nonlinear Schr\"odinger Equations with Potential.
Gang Zhou*, University of Notre Dame & University of Toronto
I M Sigal, University of Notre Dame & University of Toronto
(100135376)

Sunday October 24, 2004, 8:30 a.m.10:45 a.m.
Special Session on Mathematical Problems in Robotics, III
Room A 110, Technological Institute Organizers: Robert W. Ghrist, University of Illinois at UrbanaChampaign ghrist@math.uiuc.edu

Sunday October 24, 2004, 8:30 a.m.10:50 a.m.
Special Session on Algebraic Representations and Deformations, III
Room LG 52, Technological Institute Organizers: Stephen R. Doty, Loyola University of Chicago doty@math.luc.edu
Anthony Giaquinto, Loyola University of Chicago tonyg@math.luc.edu

8:30 a.m.
The Noncommutative Ward Correspondence.
K. C. Hannabuss, Balliol College, University of Oxford
S. J. Brain*, St Cross College, University of Oxford
(100151260)

9:00 a.m.
Applications of the path model.
Arun Ram*, Department of Mathematics, University of Wisconsin, Madison
(100117269)

9:30 a.m.
New examples of quantum ${\mathbb P}^3$ with finitely many points.
Darin R. Stephenson*, Hope College
Michaela Vancliff, University of Texas at Arlington
(100116229)

10:00 a.m.
An AlgebroGeometric Method for Constructing Clifford Quantum~${\mathbb{P}}^3$s with a Predetermined Finite Point Scheme.
Darin R Stephenson, Hope College, MI
Michaela Vancliff*, Univ. of Texas at Arlington
(100116250)

10:30 a.m.
Flat Monoids and Deformations of a Semisimple Group.
Lex E. Renner*, University of Western Ontario
(100120110)

Sunday October 24, 2004, 8:30 a.m.11:20 a.m.
Special Session on Mathematical Techniques in Musical Analysis, III
Auditorium, Technological Institute Organizers: Judith Baxter, University of Illinois at Chicago baxter@uic.edu
Richard Cohn, University of Chicago rcohn@uchicago.edu
Robert Peck, Louisiana State University rpeck@lsu.edu

Sunday October 24, 2004, 8:30 a.m.11:20 a.m.
Special Session on Hopf Algebras at the Crossroads of Algebra, Category Theory, and Topology, III
Room G 45, Donald P. Jacobs Center Organizers: Louis H. Kauffman, University of Illinois at Chicago kauffman@uic.edu
David E. Radford, University of Illinois at Chicago radford@uic.edu
Fernando J. O. Souza, University of Iowa fernandosouza@uiowa.edu

Sunday October 24, 2004, 8:30 a.m.11:20 a.m.
Special Session on Extremal Combinatorics, III
Room G 36, Donald P. Jacobs Center Organizers: Dhruv Mubayi, University of Illinois at Chicago mubayi@math.uic.edu
Yi Zhao, University of Illinois at Chicago zhao@math.uic.edu

8:30 a.m.
Optimal Graph Labellings: Edgebandwidth of graphs.
Jozsef Balogh*, The Ohio State University, Columbus, OH
Dhruv Mubayi, University of Illinois at Chicago
Andras Pluhar, University of Szeged, Szeged, Hungary
(100105303)

9:00 a.m.
Channel Assignments for Infinite Graphs.
Jerrold R. Griggs*, University of South Carolina
Xiaohua Teresa Jin, University of South Carolina
(100105247)

9:30 a.m.
On colored arithmetic progressions.
Maria Axenovich*, Iowa State University
(100105154)

10:00 a.m.
The Steiner Problem in the hypercube.
Tao Jiang*, Miami University, Oxford, Ohio
Dan Pritikin, Miami University, Oxford, Ohio
(100105136)

10:30 a.m.
Convex crossing numbers, circular arrangement problem, and isoperimetric functions.
Eva Czabarka, College of William & Mary
Ondrej Sykora, Loughborough University
Laszlo Szekely*, University of South Carolina
Imrich Vrto, Institute of Informatics, Slovak Academy of Sciences
(100105197)

11:00 a.m.
Families with forbidden inclusion pattern.
Gyula O.H. Katona*, University of South Carolina, Columbia, SC and R\'enyi Institute, Budapest,
(100105429)

Sunday October 24, 2004, 8:30 a.m.11:20 a.m.
Special Session on Fluid Dynamics, Diffusion and Reaction, III
Room M 177, Technological Institute Organizers: Peter S. Constantin, University of Chicago const@cs.uchicago.edu
Leonid V. Ryzhik, University of Chicago ryzhik@math.uchicago.edu

Sunday October 24, 2004, 8:30 a.m.10:55 a.m.
Special Session on Geometric Partial Differential Equations, II
Room L R5, Technological Institute Organizers: GuiQiang Chen, Northwestern University gqchen@math.northwestern.edu
Jared Wunsch, Northwestern University jwunsch@math.northwestern.edu

Sunday October 24, 2004, 8:30 a.m.11:20 a.m.
Special Session on Computability Theory and Applications, III
Room G 03, Donald P. Jacobs Center Organizers: Robert I. Soare, University of Chicago soare@math.uchicago.edu
Denis R. Hirschfeldt, University of Chicago drh@math.uchicago.edu

Sunday October 24, 2004, 9:00 a.m.10:50 a.m.
Special Session on Differential Geometry, III
Room MG 28, Technological Institute Organizers: Anders Ingemar Linner, Northern Illinois University linner@math.northwestern.edu
Hongyou Wu, Northern Illinois University wu@math.niu.edu

Sunday October 24, 2004, 9:00 a.m.10:50 a.m.
Special Session on Spectral Problems of Differential Operators, III
Room M 128, Technological Institute Organizers: Qingkai Kong, Northern Illinois University kong@math.niu.edu
Hongyou Wu, Northern Illinois University wu@math.niu.edu
Anton Zettl, Northern Illinois University zettl@math.niu.edu

Sunday October 24, 2004, 9:00 a.m.10:50 a.m.
Special Session on Geometric Aspects of the Langlands Program, III
Room L 251, Technological Institute Organizers: Edward Frenkel, University of California Berkeley frenkel@math.berkeley.edu
Dennis Gaitsgory, University of Chicago gaitsgde@math.uchicago.edu
Mark Goresky, Institute for Advanced Study goresky@ias.edu
Kari Vilonen, Northwestern University vilonen@math.northwestern.edu

Sunday October 24, 2004, 9:00 a.m.11:20 a.m.
Special Session on Modern Schubert Calculus, III
Room G 44, Donald P. Jacobs Center Organizers: Ezra Miller, University of Minnesota ezra@math.umn.edu
Frank Sottile, Texas A&M University sottile@math.tamu.edu

Sunday October 24, 2004, 9:00 a.m.11:20 a.m.
Special Session on Representation Theory of Reductive Groups, III
Room LG 66, Technological Institute Organizers: Jeffrey D. Adler, University of Akron adler@uakron.edu
JuLee Kim, University of Illinois at Chicago julee@math.uic.edu

Sunday October 24, 2004, 9:00 a.m.11:20 a.m.
Special Session on LowDimensional Topology and Kleinian Groups, III
Room LG 76, Technological Institute Organizers: Ian Agol, University of Illinois at Chicago agol@math.uic.edu
John Holt, University of Illinois at Chicago jholt@math.uic.edu
Saul Schleimer, University of Illinois at Chicago saul@math.uic.edu

Sunday October 24, 2004, 9:00 a.m.11:25 a.m.
Special Session on Special Functions, Orthogonal Polynomials, and their Applications, III
Room L 158, Technological Institute Organizers: George Gasper, Northwestern University george@math.northwestern.edu
Ahmed I. Zayed, DePaul University azayed@math.depaul.edu

9:00 a.m.
A Generalization of the Prolate Spheroidal Wave Functions.
Ahmed I Zayed*, DePaul University
(100133316)

9:30 a.m.
A new method of calculating values of prolate spheroidal wave functions.
Gilbert G. Walter*, UWMilwaukee
Tatiana Soleski, UWMilwaukee
(10014172)

10:00 a.m.
A new approach to the orthogonality of the Laguerre and Hermite polynomials.
Slobodan B. Trickovic*, University of Nis, Serbia
Miomir S. Stankovic, University of Nis, Serbia
(10013316)

10:30 a.m.
Asymptotic analysis of the Krawtchouk polynomials by the WKB method.
Diego Dominici*, SUNY New Paltz
(10014128)

11:00 a.m.
Analysis of the Paraxial Wave Equation: An Application of Special Functions.
Pete A McCoy*, U.S. Naval Academy
Reza MalekMadani, U.S. Naval Academy
(100133153)

Sunday October 24, 2004, 9:00 a.m.10:50 a.m.
Special Session on Codes and Applications, III
Room G 42, Donald P. Jacobs Center Organizers: William C. Huffman, Loyola University of Chicago wch@math.luc.edu
Vera S. Pless, University of Illinois at Chicago pless@math.uic.edu

Sunday October 24, 2004, 9:00 a.m.10:55 a.m.
Special Session on Nonlinear Partial Differential Equations and Applications, III
Room L R3, Technological Institute Organizers: GuiQiang Chen, Northwestern University gqchen@math.northwestern.edu
Mikhail Feldman, University of Wisconsin at Madison feldman@math.wisc.edu

Sunday October 24, 2004, 9:30 a.m.11:20 a.m.
Special Session on Stability Issues in Fluid Dynamics, III
Room L R4, Technological Institute Organizers: Susan J. Friedlander, University of Illinois at Chicago susan@math.uic.edu
Roman Shvydkoy, University of Illinois at Chicago shvydkoy@math.uic.edu

9:30 a.m.
Dynamic Bifurcation in Geophysical Fluid Dynamics.
Tiian Ma, Indiana University and Sichuan University
Shouhong Wang*, Indiana University
(100176336)

10:00 a.m.
Strange eigenmodes of linear operators occuring in stability theory.
Raymond T Pierrehumbert*, The University of Chicago
(10013523)

10:30 a.m.
Stability of Lagrangian ideal flows.
Stephane Leblanc*, LSEET/CNRS, University of ToulonVar, France
David Guimbard, LSEET/CNRS, University of ToulonVar, France
(100176299)

11:00 a.m.
Ergodicity of the degenerately forced Stochastic NavierStokes Equations.
Jonathan C Mattingly*, Mathematics Department, Duke University
Etienne Pardoux, Universite de Provence
Martin Hairer, University of Warwick, UK
(100176423)

Sunday October 24, 2004, 9:30 a.m.11:20 a.m.
Special Session on Applications of Motives, III
Room L 211, Technological Institute Organizers: Eric M. Friedlander, Northwestern University eric@math.northwestern.edu
Alexander Goncharov, Brown University sasha@math.brown.edu
Mikhail Kapranov, Yale University mikhail.kapranov@yale.edu
Yuri Manin, Max Planck Institute for Mathematics manin@mpimbonn.mpg.de

Sunday October 24, 2004, 9:30 a.m.11:15 a.m.
Special Session on Index Theory, Morse Theory, and the Witten Deformation Method, III
Room L 221, Technological Institute Organizers: Igor Prokhorenkov, Texas Christian University i.prokhorenkov@tcu.edu
Ken Richardson, Texas Christian University k.richardson@tcu.edu

9:30 a.m.
Equivalence of spectral projections in semiclassical limit and a vanishing theorem for higher traces in $K$theory.
Yuri Kordyukov, Institute of Mathematics, Russian Academy of Sciences, Ufa, Russia
Varghese Mathai, University of Adelaide, Adelaide, Australia
Mikhail Shubin*, Northeastern University, Boston, USA
(10015870)

10:30 a.m.
Morse Inequalitites, A Path Space Approach.
Ionel Popescu*, Northwestern University / MIT
(100153427)

Sunday October 24, 2004, 11:40 a.m.12:30 p.m.
Invited Address
Khovanov homology and nilpotent slices.
Auditorium, Technological Institute
Paul Seidel*, Imperial CollegeLondon and University of Chicago
(10010004)

Sunday October 24, 2004, 2:00 p.m.2:50 p.m.
Invited Address
Two generator Kleinian groups.
Auditorium, Technological Institute
Ian Agol*, University of Illinois at Chicago
(100157331)

Sunday October 24, 2004, 3:00 p.m.4:20 p.m.
Special Session on Stability Issues in Fluid Dynamics, IV
Room L R4, Technological Institute Organizers: Susan J. Friedlander, University of Illinois at Chicago susan@math.uic.edu
Roman Shvydkoy, University of Illinois at Chicago shvydkoy@math.uic.edu

Sunday October 24, 2004, 3:00 p.m.5:20 p.m.
Special Session on Iterated Function Systems and Analysis on Fractals, IV
Room L 160, Technological Institute Organizers: KaSing Lau, Chinese University of Hong Kong kslau@math.cuhk.edu.hk
Stephen S.T. Yau, University of Illinois at Chicago yau@uic.edu

3:00 p.m.
A NonAdditive Thermodynamic Formalism.
Yakov Pesin, Penn State University
Anna Mummert*, Penn State University
(10013719)

3:30 p.m.
Diophantine Approximation for Conformal Measures of OneDimensional Iterated Function Systems.
Mariusz Urbanski*, University of North Texas
(10013714)

4:00 p.m.
Complex Dimensions of SelfSimilar Fractals: OneDimensional Theory and the Example of the Koch Snowflake Curve in Two Dimensions.
Michel L. Lapidus*, University of California, Riverside
Erin P. J. Pearse, University of California, Riverside
(10012861)

4:30 p.m.
A tube formula for the Koch snowflake curve, with applications to complex dimensions.
Michel L. Lapidus, University of California, Riverside
Erin P.J. Pearse*, University of California, Riverside
(10013722)

5:00 p.m.
Housdorff Dimension of General Sierpinski Carpets in $R^m$.
Ning Jin*, University of Illinois at Chicago, Chicago, IL 60607
(100137419)

Sunday October 24, 2004, 3:00 p.m.5:50 p.m.
Special Session on Algebraic Topology: Interactions with Representation Theory and Algebraic Geometry, IV
Room LG 68, Technological Institute Organizers: Paul G. Goerss, Northwestern University pgoerss@math.northwestern.edu
Jesper Kragh Grodal, University of Chicago jg@math.uchicago.edu
Brooke E. Shipley, University of Illinois at Chicago bshipley@math.uic.edu

Sunday October 24, 2004, 3:00 p.m.3:50 p.m.
Special Session on Nonlinear Waves, IV
Room L R2, Technological Institute Organizers: Jerry L. Bona, University of Illinois at Chicago bona@math.uic.edu
Shuming Sun, Virginia Polytechnic Institute and State University sun@math.vt.edu
Bingyu Zhang, University of Cincinnati bzhang@math.uc.edu

Sunday October 24, 2004, 3:00 p.m.5:15 p.m.
Special Session on Mathematical Problems in Robotics, IV
Room A 110, Technological Institute Organizers: Robert W. Ghrist, University of Illinois at UrbanaChampaign ghrist@math.uiuc.edu

Sunday October 24, 2004, 3:00 p.m.6:20 p.m.
Special Session on Spectral Problems of Differential Operators, IV
Room M 128, Technological Institute Organizers: Qingkai Kong, Northern Illinois University kong@math.niu.edu
Hongyou Wu, Northern Illinois University wu@math.niu.edu
Anton Zettl, Northern Illinois University zettl@math.niu.edu

3:00 p.m.
A Borg type theorem for matrixvalued supersymmetric Dirac difference operators.
S Clark*, University of MissouriRolla
F Gesztesy, University of MissouriColumbia
(100134339)

3:30 p.m.
On Periodic MatrixValued WeylTitchmarsh Functions.
Miron Bekker*, University of MissouriRolla
Eduard Tsekanovskii, Niagara University
(100147157)

4:00 p.m.
The spectral function associated with SturmLiouville equations with potential of Wignervon Neumann type.
D. J. Gilbert, Dublin Institute of Technology
B. J. Harris, Northern Illinois University
S. M. Riehl*, University of Northern Iowa
(100134108)

4:30 p.m.
Rightdefinite halflinear SturmLiouville Problems.
Lingju Kong*, Northern Illinois University, Dekalb, IL 60115
Qingkai Kong, Northern Illinois University
(10013445)

5:00 p.m.
Break

5:30 p.m.
Geometric Aspects of SturmLiouville Problems, V. Natural Loops of Boundary Conditions for Monotonicity of Eigenvalues and Their Applications.
WuJian Peng, Northern Illinois University
Mihai T. Racovitan*, Northern Illinois University
HongYou Wu, Northern Illinois University
(10013408)

6:00 p.m.
Discontinuous BoundaryValue Problems: Expansion and Sampling Theorems.
Ahmed Zayed*, DePaul University
M. Annaby, Cairo University
G. Freiling, University of Duisburg
(100134430)

Sunday October 24, 2004, 3:00 p.m.4:50 p.m.
Special Session on Geometric Aspects of the Langlands Program, IV
Room L 251, Technological Institute Organizers: Edward Frenkel, University of California Berkeley frenkel@math.berkeley.edu
Dennis Gaitsgory, University of Chicago gaitsgde@math.uchicago.edu
Mark Goresky, Institute for Advanced Study goresky@ias.edu
Kari Vilonen, Northwestern University vilonen@math.northwestern.edu

Sunday October 24, 2004, 3:00 p.m.5:50 p.m.
Special Session on Algebraic Representations and Deformations, IV
Room LG 52, Technological Institute Organizers: Stephen R. Doty, Loyola University of Chicago doty@math.luc.edu
Anthony Giaquinto, Loyola University of Chicago tonyg@math.luc.edu

3:00 p.m.
A qPartition Algebra.
Tom Halverson*, Macalester College
Arun Ram, Univeristy of Wisconsin  Madison
(10012086)

3:30 p.m.
Hochschild cohomology of nalgebras and string topology.
Alexander A Voronov*, University of Minnesota
(100116145)

4:00 p.m.
Deformations and Extensions of Infinity Algebras.
Michael R. Penkava*, University of WisconsinEau Claire
(100117257)

4:30 p.m.
Kronecker quiver and bases of quantum affine $sl_2$.
Kevin McGerty*, University of Chicago
(100116356)

5:00 p.m.
Quantum group actions, Rmatrices and deformations of algebras.
Georgia Benkart, University of Wisconsin
Sarah Witherspoon*, Texas A&M University
(100116169)

5:30 p.m.
The affine BirmanWenzlMurakami algebras and tangles in the solid torus.
Frederick M. Goodman*, University of Iowa
Holly Hauschild, University of Iowa
(100116387)

Sunday October 24, 2004, 3:00 p.m.5:20 p.m.
Special Session on Modern Schubert Calculus, IV
Room G 44, Donald P. Jacobs Center Organizers: Ezra Miller, University of Minnesota ezra@math.umn.edu
Frank Sottile, Texas A&M University sottile@math.tamu.edu

3:00 p.m.
Eigenvalue problems and a new product in the cohomology of flag varieties.
Prakash Belkale*, Department of Mathematics UNC, Chapel Hill, North Carolina, USA.
Shrawan Kumar, Department of Mathematics, UNC Chapel Hill.
(100114295)

3:30 p.m.
A Horntype Recursion for Minuscule Schubert Calculus.
Kevin Purbhoo*, Fields Institute
Frank Sottile, Texas A&M University
(100114147)

4:00 p.m.
Equivariant Quantum Schubert Calculus.
Leonardo Constantin Mihalcea*, University of Michigan
(100114109)

4:30 p.m.
A New Combinatorial Model for the Equivariant $K$theory of $G/P$.
Cristian P. Lenart*, State University of New York at Albany
(10012253)

5:00 p.m.
Degrees of Schubert varieties.
Alexander Postnikov*, MIT
(100105383)

Sunday October 24, 2004, 3:00 p.m.4:50 p.m.
Special Session on Representation Theory of Reductive Groups, IV
Room LG 66, Technological Institute Organizers: Jeffrey D. Adler, University of Akron adler@uakron.edu
JuLee Kim, University of Illinois at Chicago julee@math.uic.edu

Sunday October 24, 2004, 3:00 p.m.5:50 p.m.
Special Session on LowDimensional Topology and Kleinian Groups, IV
Room LG 76, Technological Institute Organizers: Ian Agol, University of Illinois at Chicago agol@math.uic.edu
John Holt, University of Illinois at Chicago jholt@math.uic.edu
Saul Schleimer, University of Illinois at Chicago saul@math.uic.edu

3:00 p.m.
Heegaard surfaces and measured laminations.
Tao Li*, Oklahoma State University
(100157292)

3:30 p.m.
A combination theorem for Veech subgroups of the mapping class group.
Christopher J. Leininger*, Columbia University
Alan W. Reid, University of Texas at Austin
(100151198)

4:00 p.m.
Representationvolume rigidity for hyperbolic manifolds.
Ben Klaff*, University of Texas at Austin
(100157329)

4:30 p.m.
Geometric tameness in wordhyperbolic closed threemanifold groups.
Joshua B Barnard*, University of Oklahoma
(100157388)

5:00 p.m.
Teichmuller geodesics and Lines of Minima.
Kasra Rafi*, University of California Santa Barbara
Caroline Series, University of Warwick
YoungEun Choi,
(100100431)

5:30 p.m.
The Heegaard genus of a union of small manifolds.
Eric Sedgwick*, DePaul University
David Bachman, Pitzer College
Saul Schleimer, Rutgers University
(100157369)

Sunday October 24, 2004, 3:00 p.m.4:25 p.m.
Special Session on Special Functions, Orthogonal Polynomials, and their Applications, IV
Room L 158, Technological Institute Organizers: George Gasper, Northwestern University george@math.northwestern.edu
Ahmed I. Zayed, DePaul University azayed@math.depaul.edu

Sunday October 24, 2004, 3:00 p.m.5:40 p.m.
Special Session on Mathematical Techniques in Musical Analysis, IV
Auditorium, Technological Institute Organizers: Judith Baxter, University of Illinois at Chicago baxter@uic.edu
Richard Cohn, University of Chicago rcohn@uchicago.edu
Robert Peck, Louisiana State University rpeck@lsu.edu

Sunday October 24, 2004, 3:00 p.m.5:20 p.m.
Special Session on Hopf Algebras at the Crossroads of Algebra, Category Theory, and Topology, IV
Room G 45, Donald P. Jacobs Center Organizers: Louis H. Kauffman, University of Illinois at Chicago kauffman@uic.edu
David E. Radford, University of Illinois at Chicago radford@uic.edu
Fernando J. O. Souza, University of Iowa fernandosouza@uiowa.edu

Sunday October 24, 2004, 3:00 p.m.3:50 p.m.
Special Session on Extremal Combinatorics, IV
Room G 36, Donald P. Jacobs Center Organizers: Dhruv Mubayi, University of Illinois at Chicago mubayi@math.uic.edu
Yi Zhao, University of Illinois at Chicago zhao@math.uic.edu

Sunday October 24, 2004, 3:00 p.m.5:50 p.m.
Special Session on Fluid Dynamics, Diffusion and Reaction, IV
Room M 177, Technological Institute Organizers: Peter S. Constantin, University of Chicago const@cs.uchicago.edu
Leonid V. Ryzhik, University of Chicago ryzhik@math.uchicago.edu

Sunday October 24, 2004, 3:00 p.m.5:50 p.m.
Special Session on Codes and Applications, IV
Room G 42, Donald P. Jacobs Center Organizers: William C. Huffman, Loyola University of Chicago wch@math.luc.edu
Vera S. Pless, University of Illinois at Chicago pless@math.uic.edu

3:00 p.m.
On Some Graph Theoretic Properties of LDPC Codes.
Hossein PishroNik*, Georgia Institute of Technology
Faramarz Fekri, Georgia Institute of Technology
(100105252)

3:30 p.m.
Codes on graphs and hypergraphs.
Alexander Barg*, University of Maryland
(100194426)

4:00 p.m.
Pseudocodewords, cycle codes, and the edge zeta function of graphs.
Ralf Koetter*, University of Illinois at UrbanaChampaign
WenChing W Li, Pennsylvania State University
Pascal O. Vontobel, University of Wisconsin
Judy L. Walker, University of Nebraska
(100194414)

4:30 p.m.
LDPC codes obtained from quadratic surfaces of finite projective spaces.
Keith E Mellinger*, University of Mary Washington
Amanda Passmore, University of Mary Washington
Jennifer Stovall, University of Mary Washington
(10019439)

5:00 p.m.
Problems in Combinatorial and Number Theory Related to LDPC Code Construction.
Olgica Milenkovic*, ECE Department, University of Colorado, Boulder
(100194264)

5:30 p.m.
Results on FiniteField Wavelets and Their Applications to Error Correcting Codes.
Faramarz Fekri*, School of ECE, Georgia Institute of Technology
Farshid Delgosha, School of ECE, Georgia Institute of Technology
Mina Sartipi, School of ECE, Georgia Institute of Technology
(100194360)

Sunday October 24, 2004, 3:00 p.m.4:55 p.m.
Special Session on Nonlinear Partial Differential Equations and Applications, IV
Room L R3, Technological Institute Organizers: GuiQiang Chen, Northwestern University gqchen@math.northwestern.edu
Mikhail Feldman, University of Wisconsin at Madison feldman@math.wisc.edu

3:00 p.m.
The phase transition between chiral nematic and smectic liquid crystals.
Daniel Phillips*, Purdue University, Department of Mathematics
Sookyung Joo, Institute for Mathematics and its Applications (IMA) , University of Minnesota
(100135167)

3:30 p.m.
Stability of undercompressive shock profiles.
Peter Howard, Texas A. and M.
Kevin Zumbrun*, Indiana University, Bloomington
(100135126)

4:00 p.m.
Structural properties of viscoelasticity and convergence to polyconvex elastodynamics.
Corrado Lattanzio, Universita de L'Aquila
Athanasios E. Tzavaras*, University of Wisconsin
(100135224)

4:30 p.m.
Critical Thresholds in Hyperbolic Balance Laws.
Hailiang Liu*, Iowa State University
(100135277)

Sunday October 24, 2004, 3:00 p.m.5:25 p.m.
Special Session on Geometric Partial Differential Equations, III
Room L R5, Technological Institute Organizers: GuiQiang Chen, Northwestern University gqchen@math.northwestern.edu
Jared Wunsch, Northwestern University jwunsch@math.northwestern.edu

Sunday October 24, 2004, 3:00 p.m.5:50 p.m.
Special Session on Computability Theory and Applications, IV
Room G 03, Donald P. Jacobs Center Organizers: Robert I. Soare, University of Chicago soare@math.uchicago.edu
Denis R. Hirschfeldt, University of Chicago drh@math.uchicago.edu

3:00 p.m.
The low$_{n}$ and low$_{m}$ r.e.\ degrees are not elementarily equivalent.
Richard A. Shore*, Cornell University
(10010366)

3:30 p.m.
Minimal wtt degrees and computably enumerable Turing degrees.
Reed Solomon*, University of Connecticut
Rodney Downey, Victoria University at Wellington
(100103122)

4:00 p.m.
Improving and Proving the SlamanWoodin Conjecture.
Peter Cholak*, University of Notre Dame
Rod Downey, Victoria University (of Wellington, New Zealand)
Leo Harrington, UCBerkeley
(100103118)

4:30 p.m.
Spectra of relations on the random graph.
Valentina Harizanov, George Washington University
Russell Miller*, Queens College  C.U.N.Y.
(100103218)

5:00 p.m.
Embedding and Coding Below a 1Generic Degree.
Noam Greenberg*, University of Notre Dame
Antonio Montalban, Cornell University
(10010367)

5:30 p.m.
Computably Enumerable Algebras, Their Expansions, and Isomorphisms.
Bakhadyr Khoussainov*, The University of Auckland, New Zealand
Steffen Lempp, The University of WisconsinMadison
Theodore A Slaman, Berkeley
(100103283)

Sunday October 24, 2004, 3:00 p.m.5:50 p.m.
Special Session on Solving Polynomial Systems, IV
Room G 43, Donald P. Jacobs Center Organizers: Anton Leykin, University of Illinois at Chicago leykin@math.uic.edu
Jan Verschelde, University of Illinois at Chicago jan@math.uic.edu
Inquiries: meet@ams.org

