
AMS Sectional Meeting Full Program
Current as of Tuesday, April 12, 2005 15:10:30
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Deadlines 
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Inquiries: meet@ams.org
2003 Spring Central Section Meeting
Bloomington, IN, April 46, 2003
Meeting #985
Associate secretaries: Susan J Friedlander, AMS susan@math.northwestern.edu
Friday April 4, 2003

Friday April 4, 2003, 12:15 p.m.4:00 p.m.
Meeting Registration
Conference Lounge, Indiana Memorial Union

Friday April 4, 2003, 12:15 p.m.4:00 p.m.
Exhibit and Book Sale
Distinguished Alumni Room, Indiana Memorial Union

Friday April 4, 2003, 2:00 p.m.5:30 p.m.
Special Session on Holomorphic Dynamics, I
Room 135, Ballantine Hall Organizers: Eric D. Bedford, Indiana University bedford@indiana.edu
Kevin M. Pilgrim, Indiana University pilgrim@indiana.edu

2:00 p.m.
On the complexity of some birational transformations.
JeanMarie Maillard*, Universite Pierre et Marie Curie,
(98537217)

3:00 p.m.
Plane birational maps and subshifts.
Eric Bedford, Indiana University
Jeffrey Diller*, University of Notre Dame
(9853764)

4:00 p.m.
Critical points in the dynamics of regular polynomial endomorphisms of $\mathbb{C}^2$.
Malgorzata S. Stawiska*, Purdue University
(98532176)

5:00 p.m.
Discussion

Friday April 4, 2003, 2:00 p.m.5:30 p.m.
Special Session on Geometric Topology, I
Room 221, Ballantine Hall Organizers: Paul A. Kirk, Indiana University pkirk@indiana.edu
Charles Livingston, Indiana University livingst@indiana.edu

2:00 p.m.
The topology of symplectic 4manifolds with circle actions.
Scott Baldridge*, Indiana University
(98557341)

3:00 p.m.
Rohlin's invariant and $4$dimensional gauge theory.
Daniel Ruberman*, Brandeis University
Nikolai Saveliev, University of Miami
(98557266)

4:00 p.m.
Discussion

5:00 p.m.
New obstructions to doubly slicing knots.
Taehee Kim*, Indiana University, Bloomington
(98557189)

Friday April 4, 2003, 2:00 p.m.5:20 p.m.
Special Session on Probability, I
Sassafras Room, Indiana Memorial Union Organizers: Russell D. Lyons, Indiana University rdlyons@indiana.edu
Robin A. Pemantle, Ohio State University pemantle@math.ohiostate.edu

2:00 p.m.
Minimal Spanning Trees: Recent Consequences of Combinatorial and Objective Methods.
J. Michael Steele*, University of Pennsylvania
(98560179)

3:00 p.m.
Phase transitions in phylogeny.
Elchanan Mossel*, U.C. Berkeley
(9856097)

3:30 p.m.
Break

4:00 p.m.
Random weighting, asymptotic counting and inverse isoperimetry.
Alexander Barvinok*, University of Michigan
(9850570)

5:00 p.m.
Average case analysis of Gosper's algorithm.
Olgica Milenkovic*, Electrical and Computer Engineering Department, Un
(98560114)

Friday April 4, 2003, 2:00 p.m.5:10 p.m.
Special Session on Applications of Teichm\u"ller Theory to Dynamics and Geometry, I
Room 244, Ballantine Hall Organizers: Christopher M. Judge, Indiana University cjudge@indiana.edu
Matthias Weber, Indiana University matweber@indiana.edu

2:00 p.m.
Moduli Spaces of Flat Structures in Minimal Surface Theory.
Michael Wolf*, Rice University
(98532311)

3:00 p.m.
Veech Surfaces and Complete Periodicity in Genus 2.
Kariane Calta*, University of Chicago
(98537256)

3:30 p.m.
Flat Structures and Soap Films.
Robert Huff*, Rice University
(98551178)

4:30 p.m.
Surfaces of infinite type with free automorphism groups.
Reza Chamanara*, IU, Bloomington
(98551252)

Friday April 4, 2003, 2:00 p.m.5:20 p.m.
Special Session on Recent Trend in the Analysis and Computations of Functional Differential
Maple Room, Indiana Memorial Union Organizers: Paul W. Eloe, University of Dayton paul.eloe@notes.udayton.edu
Qin Sheng, University of Dayton qin.sheng@notes.udayton.edu

2:00 p.m.
Generalized partially relaxed pseudomonotone variational inequalities and general auxiliary problem principle.
Ram U Verma*, University of Toledo
(9854905)

2:30 p.m.
Approximations of FrobeniusPerron Operators via Interpolation.
Jiu Ding*, University of Southern Mississippi
Noah Rhee, University of Missouri at Kansas City
(9856538)

3:00 p.m.
Envelope Norm in $L_p$ Space.
Simei Tong*, University of WisconsinEau Claire
Dale E. Alspach, Oklahoma State University
(9854611)

3:30 p.m.
Break

4:00 p.m.
The Helmholtz, Weyl Composition Equation.
Louis Fishman*, MDF International
(98535140)

4:30 p.m.
Higherorder threepoint boundaryvalue problems for functional differential equations.
Douglas R. Anderson*, Concordia College
(9853449)

5:00 p.m.
A splitting approach for twodimensional sineGordon equations.
Qin Sheng*, University of Dayton
Abdul Khaliq, Western Illinois University
David Voss, Western Illinois University
(98565258)

Friday April 4, 2003, 2:00 p.m.5:20 p.m.
Special Session on Graph and Design Theory, I
Room 242, Ballantine Hall Organizers: Atif A. Abueida, University of Dayton Atif.Abueida@notes.udayton.edu
Mike Daven, Mount Saint Mary College daven@msmc.edu

2:00 p.m.
Discussion

2:30 p.m.
Perfect colorings of hypercubes.
Dima FonDerFlaass*, Institute of Mathematics (Novosibirsk); University
(98505153)

3:00 p.m.
List partition problem for graphs.
Kathie Cameron, Wilfrid Laurier University
Elaine Eschen, West Viriginia Univeristy
Chinh T. Hoang, Wilfrid Laurier University
R. Sritharan*, The University of Dayton
(98568139)

3:30 p.m.
Parameter inequalities for orthogonal arrays with mixed levels.
Wiebke S Diestelkamp*, University of Dayton
(9850582)

4:00 p.m.
Radiochromatic numbers for triangular strips and planar grids.
Allen J. Schwenk*, Western Michigan University
(9850557)

4:30 p.m.
Fractional design theory.
Matthew P Walsh*, IndianaPurdue Fort Wayne
(9850525)

5:00 p.m.
Some Upper Bounds on the Breadth of Convex Subset Lattices in Multipartite Tournaments.
Darren B Parker*, University of Dayton
Randall F Westhoff, Bemidji State University
Marty J Wolf, Bemidji State University
(98505216)

Friday April 4, 2003, 2:00 p.m.5:15 p.m.
Special Session on Representations of Infinite Dimensional Lie Algebras and Mathematical Physics, I
Room 007, Woodburn Hall Organizers: Katrina Deane Barron, University of Notre Dame kbarron@nd.edu
Rinat Kedem, University of Illinois, UrbanaChampaign rinat@math.uiuc.edu

2:00 p.m.
KazhdanLusztig tensoring, affine HarishChandra categories, and Jacquet functors.
Milen Yakimov*, Cornell University
(98522170)

3:00 p.m.
Quantum Vertex Algebras.
Iana I Anguelova*, UIUC
(98581281)

3:30 p.m.
Bases of representations of type A affine Lie algebras via quiver varieties and statistical mechanics.
Igor B Frenkel, Yale University
Alistair Savage*, Yale University
(98517110)

4:00 p.m.
Schiffer Variation in Teichm\"uller Space and Determinant Line Bundles.
David Radnell*, Rutgers University
YiZhi Huang, Rutgers University
(98532243)

4:30 p.m.
Chiral rings of vertex algebras of mirror symmetry.
Lev A Borisov*, University of Wisconsin, Madison
(9851441)

Friday April 4, 2003, 2:00 p.m.5:20 p.m.
Special Session on Extremal Combinatorics, I
Room 204, Ballantine Hall Organizers: Dhruv Mubayi, University of Illinois at Chicago mubayi@math.uic.edu
Jozef Skokan, University of Illinois at UrbanaChampaign jozef@math.uiuc.edu

2:00 p.m.
Lower bound on the profile of degree pairs in crossintersecting systems.
Zsuzsanna Szaniszlo*, Valparaiso University
Zsolt Tuza, Computer and Automation Institute, Hungarian Acade
(9850527)

2:30 p.m.
Searching for Dense Graphs without 8cycles.
Vasyl Dmytrenko*, University of Delaware
Felix Lazebnik, University of Delaware
(98505213)

3:00 p.m.
Strong Colouring.
P E Haxell*, University of Waterloo
(98505282)

3:30 p.m.
On incomparable and uncomplemented families of finite sets.
Yuejian Peng*, Indiana State University
Cheng Zhao, Indiana State University
(98505334)

4:00 p.m.
On the chromatic number of intersection graphs of convex sets in the plane.
SeogJin Kim*, University of Illinois at UrbanaChampaign
Alexandr Kostochka, University of Illinois at UrbanaChampaign
Kittikorn Nakprasit, University of Illinois at UrbanaChampaign
(98505165)

4:30 p.m.
Polychromatic cliques and related questions.
Ryan R. Martin*, Carnegie Mellon University
Tom Bohman, Carnegie Mellon University
Alan Frieze, Carnegie Mellon University
Miklos Ruszinko, Computer and Automation Research Institute, Hungarian Academy of Sciences
Cliff Smyth, Carnegie Mellon University
(98505269)

5:00 p.m.
On Hypergraphs of Girth Five.
Felix Lazebnik*, Department of Mathematical Sciences, University of Delaware
Jacques Verstra\" ete, Theory Group, Microsoft Research
(98505223)

Friday April 4, 2003, 2:00 p.m.5:15 p.m.
Special Session on Cryptography and Computational and Algorithmic Number Theory, I
Room 004, Woodburn Hall Organizers: Joshua Holden, RoseHulman Institute of Technology holden@rosehulman.edu
John Rickert, RoseHulman Institute of Technology john.rickert@rosehulman.edu
Jonathan Sorenson, Butler University sorenson@butler.edu
Andreas Stein, University of Illinois at UrbanaChampaign andreas@math.uiuc.edu

2:00 p.m.
On fixed points for discrete logarithms.
Mariana Campbell*, University of Pennsylvania
Carl Pomerance, Bell Laboratories, Lucent Technologies
(98511261)

2:30 p.m.
A note on the RamanujanNagell equation.
Emanuel Herrmann, Universitat des Saarlandes
Florian Luca, Instituto de Matematicas UNAM
P. G. Walsh*, University of Ottawa
(9851131)

3:00 p.m.
Break

3:30 p.m.
Randomized primality proving in essentially quartic time.
Daniel J. Bernstein*, University of Illinois at Chicago
(98511210)

4:30 p.m.
Primality testing with Gaussian periods.
H. W, Lenstra, Jr., University of California at Berkeley and Leiden University
Carl Pomerance*, Bell Labs, Lucent Technologies
(98511287)

Friday April 4, 2003, 2:00 p.m.4:20 p.m.
Special Session on Codimension One Splittings of Manifolds, I
Room 236, Ballantine Hall Organizers: James F. Davis, Indiana University jfdavis@indiana.edu
Andrew A. Ranicki, University of Edinburgh aar@maths.ed.ac.uk

2:00 p.m.
A Calculation of $UNil_3 (\mathbb{Z})$ via Twisted $Q$Groups.
Markus Banagl*, University of Cincinnati
Andrew A Ranicki, University of Edinburgh
(9855773)

2:30 p.m.
Splitting the Whitehead space of some manifolds.
Ross E Staffeldt*, New Mexico State University
(98555183)

3:00 p.m.
Twisted doubles of stable thickenings.
D J Crowley*, State College
(98557255)

3:30 p.m.
Some Computations of lower Ktheory of Virtually Cyclic Groups.
Jim Davis, Indiana University, Bloomington
Bogdan Vajiac*, Indiana University, Northwest
(98519238)

4:00 p.m.
The Surgery Obstruction Groups of the Infinite Dihedral Group.
Frank X. Connolly*, University of Notre Dame
James F. Davis, Indiana University
(98557335)

Friday April 4, 2003, 2:00 p.m.5:20 p.m.
Special Session on Stochastic Analysis with Applications, I
Oak Room, Indiana Memorial Union Organizers: Jin Ma, Purdue University majin@math.purdue.edu
Frederi Viens, Purdue University viens@stat.purdue.edu

2:00 p.m.
Liquidity risk and arbitrage pricing theory.
Philip Protter*, Cornell University
Umut Cetin, Cornell University
Robert Jarrow, Cornell University
(98560161)

3:00 p.m.
Optimal portfolio for an Insider.
Yaozhong Hu*, University of Kansas
(98560125)

3:30 p.m.
Hedging Claims with Feedback Jumps in the Price Process.
Kiseop Lee*, University of Louisville
(9856069)

4:00 p.m.
PrincipalAgent Problems in Continuous Time.
Jaksa Cvitanic*, USC, Los Angeles
(98590142)

5:00 p.m.
Optimal momentum hedging via hypoelliptic reduced MongeAmp\`ere PDEs and a new paradigm for pricing options.
Srdjan Stojanovic*, University of Cincinnati
(9856043)

Friday April 4, 2003, 2:30 p.m.4:55 p.m.
Special Session on Algebraic Topology, I
Room 214, Ballantine Hall Organizers: Randy McCarthy, University of Illinois, UrbanChampaign randy@math.uiuc.edu
Ayelet Lindenstrauss, Indiana University ayelet@math.indiana.edu

2:30 p.m.
Characteristic classes for real representations in connective Ktheory.
Robert R. Bruner*, Wayne State University
(98555128)

3:00 p.m.
The Algebra of Stable Operations in $p$local $K$theory.
Francis W Clarke*, University of Wales Swansea
Martin D Crossley, University of Wales Swansea
Sarah Whitehouse, University of Sheffield
(9855532)

3:30 p.m.
General linear group homology.
Marian F. Anton*, University of Kentucky
(9855586)

4:00 p.m.
On THH and TAQ of commutative $S$algebras.
Vahagn Minasian*, University of Illinois at Urbana Champaign
Randy McCarthy, University of Illinois at Urbana Champaign
(9855591)

4:30 p.m.
Localization of Geometric Invariants.
Bruce Williams*, University of Notre Dame
(9855587)

Friday April 4, 2003, 3:00 p.m.4:50 p.m.
Special Session on Ergodic Theory and Dynamical Systems, I
Room 006, Ballantine Hall Organizers: Roger L. Jones, DePaul University rjones@condor.depaul.edu
Ayse A. Sahin, DePaul University asahin@condor.depaul.edu

3:00 p.m.
Predictability in Ergodic Theory.
Joseph Rosenblatt*, University of Illinois at UrbanaChampaign
(98528135)

3:30 p.m.
Besicovitch weights and the necessity of the duality restriction for a.e. convergence of weighted ergodic averages.
Ciprian Demeter*, University of Illinois at Urbana Champaign
(98537205)

4:00 p.m.
Some results and questions on Besicovitch and Return Times weights in the pointwise ergodic theorem.
James H Olsen*, North Dakota State University
(98528138)

4:30 p.m.
Optimal weights for moving averages and differentiation operators.
Parthena Avramidou*, University of Illinois at UrbanaChampaign
(98537286)

Friday April 4, 2003, 3:00 p.m.4:50 p.m.
Special Session on Weak Dependence in Probability and Statistics, I
Walnut Room, Indiana Memorial Union Organizers: Richard C. Bradley, Indiana University bradleyr@indiana.edu
Lanh T. Tran, Indiana University tran@indiana.edu

3:00 p.m.
On some results of Rosenblatt.
Richard C. Bradley*, Indiana University
(9856007)

3:30 p.m.
Interest Rate Explosions in HJM Models.
Victor W. Goodman*, Indiana University, Bloomington, IN
(98560130)

4:00 p.m.
Moment Generating Function of the inverse of integral of Geometric Brownian Motion.
Kyounghee Kim*, Indiana University, Bloomington, IN
(9856083)

4:30 p.m.
Weak Dependence in Biology.
Elizabeth Ann Housworth*, Indiana University
(9859254)

Friday April 4, 2003, 3:00 p.m.5:20 p.m.
Special Session on Differential Geometry, I
Room 140, Ballantine Hall Organizers: Jiri Dadok, Indiana University dadok@indiana.edu
Bruce Solomon, Indiana University solomon@indiana.edu
JiPing Sha, Indiana university jsha@indiana.edu

3:00 p.m.
Navigation in Riemannian Spaces.
Zhongmin Shen*, Indiana University Purdue University Indianapolis
(98553185)

3:30 p.m.
Soliton surfaces in the mechanical equilibrium of closed membranes.
Brian Smyth*, University of Notre Dame
(98553293)

4:00 p.m.
Universal Equations In GromovWitten Invariants.
Xiaobo Liu*, Univ. of Notre Dame
(98553270)

4:30 p.m.
A Theorem of Dominguez Implies a Theorem of Gromov.
Richard H Escobales*, Canisius College
(9855321)

5:00 p.m.
Spectral Bounds on Orbifold Isotropy.
Elizabeth A. Stanhope*, University of Michigan
(9855320)

Friday April 4, 2003, 3:30 p.m.5:15 p.m.
Special Session on Harmonic Analysis in the 21st Century, I
Hoosier Room, Indiana Memorial Union Organizers: Winston C. Ou, Indiana University wou@indiana.edu
Alberto Torchinsky, Indiana University torchins@indiana.edu

3:30 p.m.
Uniqueness for multiple trigonometric and Walsh series with convergent rearranged square partial sums.
J. Marshall Ash*, DePaul University
Sh. T. Tetunashvili, Georgian Techn. Univer.
(9854281)

4:30 p.m.
A formula for the Fourier transform of certain odd, differentiable functions.
Ryan Berndt*, University of Minnesota
(9854272)

Friday April 4, 2003, 5:40 p.m.6:30 p.m.
Invited Address
Prime values of polynomials.
Room 013, Ballantine Hall
Brian D. Conrad*, University of Michigan
(9851102)
Saturday April 5, 2003

Saturday April 5, 2003, 8:00 a.m.4:00 p.m.
Meeting Registration
Conference Lounge, Indiana Memorial Union

Saturday April 5, 2003, 8:00 a.m.4:00 p.m.
Exhibit and Book Sale
Distinguished Alumni Room, Indiana Memorial Union

Saturday April 5, 2003, 8:30 a.m.11:15 a.m.
Special Session on Holomorphic Dynamics, II
Room 135, Ballantine Hall Organizers: Eric D. Bedford, Indiana University bedford@indiana.edu
Kevin M. Pilgrim, Indiana University pilgrim@indiana.edu

8:30 a.m.
Cremer Fixed Points and Small Cycles.
Lia Petracovici*, University of Illinois at UrbanaChampaign
(9853713)

9:00 a.m.
Topological Models of Simple Siegel Disk Type Realization and Rigidity.
Gaofei Zhang*, The City University of New York
(9853733)

9:30 a.m.
Birational involutions associated with geometric cluster algebras.
Michael Gekhtman*, University of Notre Dame
Michael Shapiro, Michigan State University
Alek Vainshtein, University of Haifa
(98551149)

10:30 a.m.
KupkaSmale theorem and heteroclinic intersections for Henon maps.
Gregery T. Buzzard*, Purdue University
Suzanne Lynch Hruska, SUNY Stony Brook
Yulij Ilyashenko, Cornell University
(98532145)

Saturday April 5, 2003, 8:30 a.m.11:15 a.m.
Special Session on Geometric Topology, II
Room 246, Ballantine Hall Organizers: Paul A. Kirk, Indiana University pkirk@indiana.edu
Charles Livingston, Indiana University livingst@indiana.edu

8:30 a.m.
Bifurcations, Symmetry, and $SU(n)$ Gauge Theory.
Christopher M Herald*, University of Nevada, Reno
(98557159)

9:30 a.m.
Normal Surface Theory, Character Varieties and Quantum Invariants.
Charles D Frohman*, The University of Iowa
(9855745)

10:30 a.m.
A cutandpaste approach to contact topology.
Ko Honda, USC
William H. Kazez*, UGA
Gordana Matic, UGA
(98557214)

Saturday April 5, 2003, 8:30 a.m.11:20 a.m.
Special Session on Particle Models and Their Fluid Limits, I
Redbud Room, Indiana Memorial Union Organizers: Robert T. Glassey, Indiana University glassey@indiana.edu
David C. Hoff, Indiana University hoff@indiana.edu

8:30 a.m.
On A Class of Parabolic Equations with Nonlocal Boundary Conditions.
HongMing Yin*, Washington State University
(9853562)

9:00 a.m.
Cosmology, Black Holes, and Shock Waves Beyond the Hubble Length.
Joel A Smoller*, Univ. of Michigan
(9858366)

9:30 a.m.
On Steady States in Galactic Dynamics.
Jack W Schaeffer*, Carnegie Mellon University
(9853577)

10:00 a.m.
Break

10:30 a.m.
Initial Boundary Value Problem in Plasmas.
Marshall Slemrod*, University of WisconsinMadison
(9853567)

11:00 a.m.
Approximation of the VlasovPoissonFokkerPlanck System by a Deterministic Particle Method.
Stephen Wollman*, College of Staten Island, CUNY
Ercument Ozizmir, College of Staten Island, CUNY
(9856576)

Saturday April 5, 2003, 8:30 a.m.11:20 a.m.
Special Session on Mathematical and Computational Problems in Fluid Dynamics and Geophysical Fluid Dynamics, I
Persimmon Room, Indiana Memorial Union Organizers: Roger Temam, Indiana University temam@indiana.edu
Shouhong Wang, Indiana University showang@indiana.edu

8:30 a.m.
Theory and applications of initialboundaryvalue problems for nonlinear wave equations.
Jerry Bona*, University of Illinois at Chicago
(98535338)

9:00 a.m.
Decomposing Atmospheric Weather Patterns.
Paul K. Newton*, University of Southern California
(98576160)

9:30 a.m.
SmallRossby Number Asymptotics in Rotating Fluid Systems.
Djoko Wirosoetisno*, Indiana University
(98576276)

10:00 a.m.
Break

10:30 a.m.
Instabilities in the Quasi Geostrophic Equation.
Susan Friedlander*, U of IllinoisChicago
(98576127)

11:00 a.m.
Energy budgets in CharneyHasegawaMima and surface quasigeostrophic turbulence.
Chuong V Tran*, University of Alberta
John C Bowman, University of Alberta
(98576257)

Saturday April 5, 2003, 8:30 a.m.11:10 a.m.
Special Session on Operator Algebras and Free Probability, I
Room 215, Ballantine Hall Organizers: Hari Bercovici, Indiana University bercovic@indiana.edu
Marius Dadarlat, Purdue University mdd@math.purdue.edu

8:30 a.m.
Connes' Embedding Problem, Lance's WEP and the Noncommutative StoneWeierstrass Problem.
Nate Brown*, Penn State University
(9854661)

9:30 a.m.
Invariant subspaces for operators modeled by certain upper triangular random matrices.
Ken Dykema*, Texas A&M University
Uffe Haagerup, University of Southern Denmark
(98547231)

10:30 a.m.
On Voiculescu's nonmicrostates free entropy.
Dimitri Y Shlyakhtenko*, UCLA
(98546151)

Saturday April 5, 2003, 8:30 a.m.11:15 a.m.
Special Session on Applications of Teichm\u"ller Theory to Dynamics and Geometry,II
Room 247, Ballantine Hall Organizers: Christopher M. Judge, Indiana University cjudge@indiana.edu
Matthias Weber, Indiana University matweber@indiana.edu

8:30 a.m.
Counting Problems on Translation Surfaces.
Howard Masur*, University of Illinois at Chicago
(98532226)

9:30 a.m.
Relative isoperimetric inequality: an extension of the classical isoperimetric inequality.
Jaigyoung Choe*, Seoul National University
(98558250)

10:30 a.m.
Infinitely Generated Veech Groups.
Pascal Hubert, Institut de Mathematiques de Luminy
Thomas A Schmidt*, Oregon State University
(98537152)

Saturday April 5, 2003, 8:30 a.m.11:20 a.m.
Special Session on Differential Geometry, II
Room 140, Ballantine Hall Organizers: Jiri Dadok, Indiana University dadok@indiana.edu
Bruce Solomon, Indiana University solomon@indiana.edu
JiPing Sha, Indiana university jsha@indiana.edu

8:30 a.m.
Minimal surfaces and Ricci flow.
Ian Agol*, University of Illinois at Chicago
(9855355)

9:00 a.m.
Classification of hyperbolic 3manifolds.
Jeff Brock, University of Chicago
Dick Canary*, University of Michigan
Yair Minsky, SUNYStony Brook
(98557301)

9:30 a.m.
Marden's tameness conjecture and limits of hyperbolic 3manifolds.
Jeffrey F. Brock*, University of Chicago
Juan Souto, Universität Bonn
(98553304)

10:00 a.m.
A geometric condition for topological tameness.
Chris Connell*, University of Chicago
(98558264)

10:30 a.m.
Conformally invariant differential operators.
Thomas P Branson*, University of Iowa
(98553303)

11:00 a.m.
Constructing locally nonisometric, simplyconnected isospectral manifolds via Sunada's method.
Craig J. Sutton*, University of Pennsylvania
(98553296)

Saturday April 5, 2003, 8:30 a.m.11:20 a.m.
Special Session on Recent Trend in the Analysis and Computations of Functional Differential
Maple Room, Indiana Memorial Union Organizers: Paul W. Eloe, University of Dayton paul.eloe@notes.udayton.edu
Qin Sheng, University of Dayton qin.sheng@notes.udayton.edu

8:30 a.m.
Positive Solutions of a ThreePoint Boundary Value Problem on a Time Scale.
Eric R. Kaufmann*, University of Arkansas at Little Rock
(98534267)

9:00 a.m.
Existence Results for Impulsive Functional Differential Equations.
John M Davis*, Baylor University
(98539271)

9:30 a.m.
A Quasilinearization Approach for Nonlinear Boundary Value Problems on Time Scales.
Elvan AkinBohner*, University of MissouriRolla
Ferhan Merdivenci Atici, Western Kentucky University
(98539295)

10:00 a.m.
Break

10:30 a.m.
Positive Solutions for Singular Three Point Boundary Value Problems.
Parmjeet K Singh*, Baylor University
(9853418)

11:00 a.m.
Stability properties of linear Volterra integrodifferential equations.
Muhammad Islam*, University of Dayton
Youssef Raffoul, University of Dayton
(9854534)

Saturday April 5, 2003, 8:30 a.m.11:20 a.m.
Special Session on Graph and Design Theory, II
Room 144, Ballantine Hall Organizers: Atif A. Abueida, University of Dayton Atif.Abueida@notes.udayton.edu
Mike Daven, Mount Saint Mary College daven@msmc.edu

8:30 a.m.
On Rosatype Labelings and Graph Decompositions.
Saad I. ElZanati*, Illinois State University
Andrew D. Blinco, University of Queensland
Charles L. Vanden Eynden, Illinois State University
(98505320)

9:00 a.m.
Orthomorphisms of finite groups.
Anthony B Evans*, Wright State University
(98505239)

9:30 a.m.
On a simple group of order 504, its automorphism group, and related combinatorial structures.
M H Klin, University of Delaware
S Reichard, University of Delaware
A J Woldar*, Villanova University
(98505206)

10:00 a.m.
Siamese association schemes in miniature: A link between generalized quadrangles, graphs and Steiner designs.
Mikhail H Klin*, Department of Mathematical Sciences, University of Delaware
Sven Reichard, Department of Mathematical Sciences, University of Delaware
(98505232)

10:30 a.m.
Rotational Symmetries, Chain and Skipless Path Decompositions of the Boolean Lattice.
Peter Hamburger*, IPFW
(9850571)

11:00 a.m.
Triple Arrays.
W. D. Wallis*, Department of Mathematics, Southern Illinois University, Carbondale, IL629014408
(98505188)

Saturday April 5, 2003, 8:30 a.m.11:15 a.m.
Special Session on Representations of Infinite Dimensional Lie Algebras and Mathematical Physics, II
Room 219, Ballantine Hall Organizers: Katrina Deane Barron, University of Notre Dame kbarron@nd.edu
Rinat Kedem, University of Illinois, UrbanaChampaign rinat@math.uiuc.edu

8:30 a.m.
Bosonic realizations of higher level toroidal Lie algebras.
Kailash C. Misra*, North Carolina State University
(98517249)

9:30 a.m.
Logarithmic operators and vertex operator algebras.
Antun Milas*, University of Arizona
(98517278)

10:00 a.m.
DLog's and Formal Flows of analytic maps and Rooted Trees.
Wenhua Zhao*, Washington University in St. Louis
(98517315)

10:30 a.m.
Intertwining operators for vertex operator algebras and recursions for qseries.
S. Capparelli, Universit`a di Roma
J. Lepowsky*, Rutgers University
A. Milas, University of Arizona
(98517302)

Saturday April 5, 2003, 8:30 a.m.11:25 a.m.
Special Session on Graph Theory, I
Room 209, Ballantine Hall Organizers: Tao Jiang, Miami University jiangt@muohio.edu
Zevi Miller, Miami University millerz@muohio.edu
Dan Pritikin, Miami University pritikd@muohio.edu

8:30 a.m.
Eulerian Subgraphs Containing Given Vertices or Edges.
ZhiHong Chen*, Butler University
(98505112)

9:00 a.m.
Hamiltonian Clawfree graphs.
HongJian Lai*, West Virginia University
Yehong Shao, West Virginia Univrsity
Mingquan Zhan, West Virginia University
(9850537)

9:30 a.m.
Forbidden Subgraphs for Pancyclic and Subpancyclic Graphs.
Ronald J. Gould*, Emory University
Tomasz Luczak, Adam Mickiewicz University
Florian Pfender, Emory University
(98505123)

10:00 a.m.
Forbidden Subgraphs that Imply $2$Factors.
J. R. Faudree, University of Alaska  Fairbanks
R. J. Faudree*, University of Memphis
(98505218)

10:30 a.m.
Long Cycles in Graphs Without K(3,t)minor.
Guantao Chen*, Georgia State University
Laura Sheppardson, Georgia Tech
Xingxing Yu, Georgia Tech
Wenan Zang, Hong Kong University
(98505136)

11:00 a.m.
Generalizing Pancyclic and $k$ordered graphs.
Ralph J Faudree, University of Memphis
Ronald J Gould, Emory University
Michael S Jacobson*, University of Louisville and University of Colorado at Denver
Linda Lesniak, Drew University
(98505279)

Saturday April 5, 2003, 8:30 a.m.11:20 a.m.
Special Session on Extremal Combinatorics, II
Room 208, Ballantine Hall Organizers: Dhruv Mubayi, University of Illinois at Chicago mubayi@math.uic.edu
Jozef Skokan, University of Illinois at UrbanaChampaign jozef@math.uiuc.edu

8:30 a.m.
Bounds on the Turan density of PG(3,2).
M Cioaba Sebastian*, Queen's Universiy
(9850551)

9:00 a.m.
On the number of edges in uniform hypergraphs with no even cycles.
Alexandr Kostochka*, University of Illinois
Jacques Verstraete, Microsoft Research
(9850563)

9:30 a.m.
Essentially infinite colourings of hypergraphs.
B\'ela Bollob\'as, The University of Memphis and Trinity College, Cambridge
Yoshiharu Kohayakawa*, Universidade de S\~ao Paulo and Emory University
Vojt\v ech R\"odl, Emory University
Anusch Taraz, HumboldtUniversit\"at zu Berlin
(98505305)

10:00 a.m.
An optimal algorithm for checking regularity.
Y. Kohayakawa, University of Sao Paulo
V. Rodl, Emory University
L. Thoma*, University of Rhode Island
(98505289)

10:30 a.m.
A Construction of Extremal Graphs Using Finite Geometry.
Keith E Mellinger*, University of Illinois at Chicago
Dhruv Mubayi, University of Illinois at Chicago
(9850560)

11:00 a.m.
Coloring with no 2colored $P_4$'s.
Radhika Ramamurthi*, California State University San Marcos
Michael Albertson, Smith College
Glenn Chappell, University of Alaska Fairbanks
H.A. Kierstead, Arizona State University
Andre Kundgen, California State University San Marcos
(98505329)

Saturday April 5, 2003, 8:30 a.m.11:20 a.m.
Special Session on Cryptography and Computational and Algorithmic Number Theory, II
Room 205, Ballantine Hall Organizers: Joshua Holden, RoseHulman Institute of Technology holden@rosehulman.edu
John Rickert, RoseHulman Institute of Technology john.rickert@rosehulman.edu
Jonathan Sorenson, Butler University sorenson@butler.edu
Andreas Stein, University of Illinois at UrbanaChampaign andreas@math.uiuc.edu

8:30 a.m.
NUCOMP I  Idea and Algorithm.
Renate Scheidler*, University of Calgary
(98511245)

9:00 a.m.
NUCOMP II  Implementation and Applications.
Michael J Jacobson*, University of Calgary / CISaC
(98511204)

9:30 a.m.
Some results concerning periodic continued fractions.
Roger Patterson, Macquarie University
Alf J van der Poorten, Macquarie University
Hugh C Williams*, University of Calgary
(98511244)

10:00 a.m.
Break

10:30 a.m.
Tatepairing implementations for tripartite keyagreement.
Iwan M Duursma*, Univ of Illinois at UC
HyangSook Lee, Ewha Womans University
(98511265)

11:00 a.m.
PermutationSensitive Signatures.
Eric Bach*, University of Wisconsin
(98511280)

Saturday April 5, 2003, 8:30 a.m.11:20 a.m.
Special Session on Operator Algebras and Their Applications, I
Room 217, Ballantine Hall Organizers: Jerry Kaminker, Indiana UniversityPurdue University Indianapolis kaminker@math.iupui.edu
Ronghui Ji, Indiana UniversityPurdue University Indianapolis ronji@math.iupui.edu

8:30 a.m.
Oriented $\Lambda$trees and their $C^*$algebras, preliminary report.
Jack Spielberg*, Arizona State University
(98546219)

9:00 a.m.
KMS states on C*algebras associated to expansive maps.
Alex Kumjian*, University of Nevada
Jean Renault, Universit\'e d'Orl\'eans
(98546107)

9:30 a.m.
Geodesic laminations and noncommutative geometry.
Igor Nikolaev*, University of Calgary
(9854635)

10:00 a.m.
Smooth Subalgebras, Group C*algebras and Cyclic Cohomology.
Ronghui Ji*, IUPUI
(98546211)

10:30 a.m.
A note on noncommutative harmonic functions.
Slawomir Klimek*, IUPUI
(98547174)

11:00 a.m.
Trees, Ultrametrics and Noncommutative Geometry.
Bruce Hughes*, Vanderbilt University
(98547119)

Saturday April 5, 2003, 8:30 a.m.11:20 a.m.
Special Session on Stochastic Analysis with Applications, II
Oak Room, Indiana Memorial Union Organizers: Jin Ma, Purdue University majin@math.purdue.edu
Frederi Viens, Purdue University viens@stat.purdue.edu

8:30 a.m.
On Bounded Solutions of Some Semilinear Stochastic Wave Equations.
PaoLiu Chow*, Wayne State University
(98560148)

9:30 a.m.
Moments for a stochastic wave equation.
Carl E Mueller*, University of Rochester
Robert Dalang, Ecole Polytechnique Federale Lausanne
(9856030)

10:00 a.m.
Some Stochastic Partial Differential Equations with Multiplicative Fractional Gaussian Noise.
Bozenna J. PasikDuncan*, University of Kansas
Bohdan Maslowski, Czech Academy of Sciences
Tyrone E. Duncan, University of Kansas
(98560309)

10:30 a.m.
Large deviations for stochastic NavierStokes equations.
Padmanabhan Sundar*, Louisiana State University
(98560220)

11:00 a.m.
Additive Summable Processes and the Stochastic Integral.
Oana Mocioalca*, Purdue University
(98560253)

Saturday April 5, 2003, 9:00 a.m.11:15 a.m.
Special Session on Harmonic Analysis in the 21st Century, II
Hoosier Room, Indiana Memorial Union Organizers: Winston C. Ou, Indiana University wou@indiana.edu
Alberto Torchinsky, Indiana University torchins@indiana.edu

9:00 a.m.
Fixed Points of Holomorphic Mappings.
Steven G. Krantz*, Washington University in St. Louis
(9853236)

10:00 a.m.
A Tauberian Theorem for Ergodic Averages, Maximal Estimates, and Spectral Decomposability for Positive Invertible Operators.
Earl R. Berkson*, University of Illinois
T. A. Gillespie, University of Edinburgh
(98542108)

10:30 a.m.
Bellman functions with Wavelets.
Janine Wittwer*, Williams College
(9854653)

Saturday April 5, 2003, 9:00 a.m.11:15 a.m.
Special Session on Probability, II
Sassafras Room, Indiana Memorial Union Organizers: Russell D. Lyons, Indiana University rdlyons@indiana.edu
Robin A. Pemantle, Ohio State University pemantle@math.ohiostate.edu

9:00 a.m.
Optimization of shape in continuum percolation.
Johan Jonasson*, Chalmers University of Technology
(98560115)

10:00 a.m.
Percolation on Finite Cayley Graphs.
Igor Pak*, MIT
(98560200)

10:30 a.m.
What do bootstrap percolation and integer partitions have in common?
Thomas M Liggett*, UCLA
A E Holroyd, UC Berkeley
Dan Romik, Weizmann Institute
(9856056)

Saturday April 5, 2003, 9:00 a.m.11:20 a.m.
Special Session on Codimension One Splittings of Manifolds, II
Room 236, Ballantine Hall Organizers: James F. Davis, Indiana University jfdavis@indiana.edu
Andrew A. Ranicki, University of Edinburgh aar@maths.ed.ac.uk

9:00 a.m.
Twisting diagrams, codimension 1 splittings and Unil.
Ian Hambleton*, McMaster University
(98557134)

9:30 a.m.
UNil(Z,Z,Z) and 4manifolds.
Bjoern Jahren*, University of Oslo
Slawomir Kwasik, Tulane University
(98557262)

10:00 a.m.
Break

10:30 a.m.
The block structure space of the infinitedimensional real projective space.
Tibor Macko*, Univerisity of Aberdeen, Scotland, UK
(98557129)

11:00 a.m.
Splitting Theorems for Connected Sums.
James F. Davis*, Indiana University
Francis X Connolly, University of Notre Dame
(98557299)

Saturday April 5, 2003, 9:00 a.m.11:25 a.m.
Special Session on Algebraic Topology, II
Room 214, Ballantine Hall Organizers: Randy McCarthy, University of Illinois, UrbanChampaign randy@math.uiuc.edu
Ayelet Lindenstrauss, Indiana University ayelet@math.indiana.edu

9:00 a.m.
Recent progress understanding the algebraic Goodwillie tower.
Andrew MauerOats*, Purdue University
(9855594)

9:30 a.m.
Classification of Polynomial functors.
Greg Arone*, University of Virginia
(9855590)

10:30 a.m.
"Taylor towers and symmetric powers.".
Brenda Johnson*, Johns Hopkins University
(9855592)

11:00 a.m.
A dual construction of Tamaki's spectral sequence.
Stephen Ahearn*, Macalester College Macalester College Macalaster College
(98555117)

Saturday April 5, 2003, 9:30 a.m.11:20 a.m.
Special Session on Weak Dependence in Probability and Statistics, II
Walnut Room, Indiana Memorial Union Organizers: Richard C. Bradley, Indiana University bradleyr@indiana.edu
Lanh T. Tran, Indiana University tran@indiana.edu

9:30 a.m.
Weak dependence, Poisson limits and Ustatistics.
Andre R Dabrowski*, University of Ottawa
(9856012)

10:00 a.m.
Local limit theorems for nonMarkov maps.
M Denker*, Institut fuer Mathematische Stochastik, University of Goettingen
(98537116)

10:30 a.m.
Invariance principles for sums of mixing random elements and the multivariate empirical process II.
Walter V. Philipp*, University of Illinois at UrbanaChampaign
(98560121)

11:00 a.m.
Moderate Deviation Probabilities for Open Convex Sets: Nonlogarithmic Behavior.
James Kuelbs*, University of WisconsinMadison
Uwe Einmahl, Vrije Universiteit of Brussel
(9856010)

Saturday April 5, 2003, 10:00 a.m.11:20 a.m.
Special Session on Ergodic Theory and Dynamical Systems, II
Room 006, Ballantine Hall Organizers: Roger L. Jones, DePaul University rjones@condor.depaul.edu
Ayse A. Sahin, DePaul University asahin@condor.depaul.edu

9:30 a.m.
Generalized Polynomials and Mild Mixing.
Randall G McCutcheon*, University of Memphis
(98528307)

10:00 a.m.
The helical transform revisited.
James T Campbell*, University of Memphis
(98537291)

10:30 a.m.
Genericity in powers of the Morse system.
Emmanuel Lesigne, Universit\'e de Tours
Anthony Quas*, University of Memphis
M\'at\'e Wierdl, University of Memphis
(98537306)

11:00 a.m.
Amenable group actions and partitions with independent iterates.
Andres del Junco*, University of Toronto
Boris Begun, University of Toronto
(98528273)

Saturday April 5, 2003, 11:40 a.m.12:30 p.m.
Invited Address
More rigorous results on the NK model.
Whittenberger Auditorium, Indiana Memorial Union
V. Limic, University of British Columbia
R. Pemantle*, Ohio State University
(98560163)

Saturday April 5, 2003, 2:00 p.m.2:50 p.m.
Invited Address
On the asphericity of hyperplane complements.
Room 013, Ballantine Hall
Daniel J. Allcock*, University of Texas

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Ergodic Theory and Dynamical Systems, III
Room 006, Ballantine Hall Organizers: Roger L. Jones, DePaul University rjones@condor.depaul.edu
Ayse A. Sahin, DePaul University asahin@condor.depaul.edu

3:00 p.m.
Lyapunov theorem on vector measures and Alpern multitower theorem for minimal Cantor homeomorphisms.
Isaac Kornfeld*, North Dakota State University
(98537120)

3:30 p.m.
A classification of regularly almost periodic compact minimal flows up to isomorphism and up to orbitequivalence.
Alica Miller*, University of Illinois at UrbanaChampaign
Joseph Rosenblatt, University of Illinois at UrbanaChampaign
(98537326)

4:00 p.m.
Bounded orbit equivalence and flow equivalence for minimal ${\mathbb Z}^2$actions.
Nicholas S Ormes*, University of Denver
Samuel J Lightwood, George Washington University
(98537275)

4:30 p.m.
Entropy and isomorphism of random walks on random sceneries.
Karen T. Ball*, Indiana University, Bloomington
(98537248)

Saturday April 5, 2003, 3:00 p.m.4:45 p.m.
Special Session on Holomorphic Dynamics, III
Room 135, Ballantine Hall Organizers: Eric D. Bedford, Indiana University bedford@indiana.edu
Kevin M. Pilgrim, Indiana University pilgrim@indiana.edu

3:00 p.m.
On Geometrically Finite Branched Covering Maps.
Guizhen Cui, Academy of Mathematics and System Sciences
Yunping Jiang*, CUNY Graduate Center and Queens College
Dennis Sullivan, CUNY Graduate Center
(98530118)

4:00 p.m.
Random Iteration and Degenerate Domains.
Linda Keen*, Lehman College, CUNY
Nikola Lakic, Lehman College, CUNY
(98530104)

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Weak Dependence in Probability and Statistics,III
Walnut Room, Indiana Memorial Union Organizers: Richard C. Bradley, Indiana University bradleyr@indiana.edu
Lanh T. Tran, Indiana University tran@indiana.edu

3:00 p.m.
Weighted Approximations to Some Dependent Processes and Applications.
David M Mason*, University of Delaware
(9856017)

3:30 p.m.
On Rice's formulae for level crossings by stationary processes, and recent extensions and applications.
Malcolm Ross Leadbetter*, University of North Carolina, Chapel Hill
(98560102)

4:00 p.m.
The invariance principle for stationary sequences.
Sergey Utev*, School of Mathematical Sciences, University of Nottingham
(98560221)

4:30 p.m.
Strong mixing coefficients for noncommutative Gaussian processes.
Wlodzimierz Bryc*, University of Cincinnati
Victor Kaftal, University of Cincinnati
(9856009)

Saturday April 5, 2003, 3:00 p.m.4:45 p.m.
Special Session on Geometric Topology, III
Room 246, Ballantine Hall Organizers: Paul A. Kirk, Indiana University pkirk@indiana.edu
Charles Livingston, Indiana University livingst@indiana.edu

3:00 p.m.
An index two subcategory of a certain cobordism category.
Patrick Gilmer*, Louisiana State University
(98557175)

4:00 p.m.
Links of complex surface singularities.
Liviu I Nicolaescu*, University of Notre Dame
(9855740)

Saturday April 5, 2003, 3:00 p.m.4:45 p.m.
Special Session on Harmonic Analysis in the 21st Century, III
Hoosier Room, Indiana Memorial Union Organizers: Winston C. Ou, Indiana University wou@indiana.edu
Alberto Torchinsky, Indiana University torchins@indiana.edu

3:00 p.m.
Lipschitz Spaces and Calderon Zygmund Operators associated to Nondoubling Measures.
A. Eduardo Gatto*, DePaul University
Jose GarciaCuerva, Univ. Autonoma de Madrid
(9854268)

4:00 p.m.
$L^p$estimates for singular integrals of even kernels.
Rodrigo Banuelos*, Purdue University
Pedro J MendezHernandez, University of Utah
(9854252)

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Particle Models and Their Fluid Limits, II
Redbud Room, Indiana Memorial Union Organizers: Robert T. Glassey, Indiana University glassey@indiana.edu
David C. Hoff, Indiana University hoff@indiana.edu

3:00 p.m.
The Incompressible NavierStokes Limit for the Boltzmann Equation.
Francois J Golse*, Ecole Normale Superieure, DMA
(98535186)

3:30 p.m.
Fluid Dynamical Limits for the Boltzmann Equation.
D Levermore*, University of Maryland
(98535193)

4:00 p.m.
Computations of multiphase solutions of the semiclassical Schrodinger equations and related problems.
Shi Jin*, University of WisconsinMadison
(98565137)

4:30 p.m.
On the Convergence of Particle Methods for ThreeDimensional Relativistic VlasovMaxwell Systems.
H.D. Victory*, texas tech university
(98535192)

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Probability, III
Sassafras Room, Indiana Memorial Union Organizers: Russell D. Lyons, Indiana University rdlyons@indiana.edu
Robin A. Pemantle, Ohio State University pemantle@math.ohiostate.edu

3:00 p.m.
Entropy and graph homomorphisms.
David Galvin*, Microsoft Research
Prasad Tetali, Georgia Tech
(98560184)

3:30 p.m.
Some Ideas in Scenery Reconstruction.
Heinrich Felix Matzinger*, University of Bielefeld, Germany
(98560212)

4:30 p.m.
A threshold routing system in heavy traffic.
Vlada Limic*, British Columbia
Ruth Williams, UC San Diego
(98560228)

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Mathematical and Computational Problems in Fluid Dynamics and Geophysical Fluid Dynamics, II
Persimmon Room, Indiana Memorial Union Organizers: Roger Temam, Indiana University temam@indiana.edu
Shouhong Wang, Indiana University showang@indiana.edu

3:00 p.m.
Active reactive flow.
Peter Constantin*, The University of Chicago
Alexander Kiselev, University of Wisconsin, Madison
Lenya Ryzhik, The University of Chicago
(98535236)

3:30 p.m.
Spatial complexity of solutions of the KuramotoSivashinsky equation.
Igor Kukavica*, University of Southern California
(98535318)

4:00 p.m.
A Homogenization of the NavierStokes Equation, Obtaining the Viscous MooreGreitzer Equation for Aeroengine Flow.
Bjorn Birnir*, UCSB
Songming Hou, UCI
Niklas Wellander, UCSB
(98535290)

4:30 p.m.
Numerical Issues in the Primitive Equations of LargeScale Oceanic Circulation.
Cheng Wang*, Indiana University
(98565230)

Saturday April 5, 2003, 3:00 p.m.5:10 p.m.
Special Session on Operator Algebras and Free Probability, II
Room 215, Ballantine Hall Organizers: Hari Bercovici, Indiana University bercovic@indiana.edu
Marius Dadarlat, Purdue University mdd@math.purdue.edu

4:00 p.m.
Noncommutative $L_p$ spaces and their operator space structures.
ZhongJin Ruan*, University of Illinois
(98546207)

4:30 p.m.
On free semigroupoid algebras.
David W. Kribs*, Purdue University
(9854748)

Saturday April 5, 2003, 3:00 p.m.4:45 p.m.
Special Session on Applications of Teichm\u"ller Theory to Dynamics and Geometry, III
Room 247, Ballantine Hall Organizers: Christopher M. Judge, Indiana University cjudge@indiana.edu
Matthias Weber, Indiana University matweber@indiana.edu

3:00 p.m.
Moduli spaces of constant mean curvature surfaces properly embedded in $R^3$.
Rob Kusner*, University of Massachusetts at Amherst
(98553158)

4:00 p.m.
Dynamics on branched covers of Veech surfaces.
Alex Eskin*, University of Chicago
J Marklof, University of Bristol
D Witte, Oklahoma State University
(98537328)

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Differential Geometry, III
Room 140, Ballantine Hall Organizers: Jiri Dadok, Indiana University dadok@indiana.edu
Bruce Solomon, Indiana University solomon@indiana.edu
JiPing Sha, Indiana university jsha@indiana.edu

3:00 p.m.
Tangent bundle embeddings of manifolds in Euclidean space.
Mohammad Ghomi*, University of South Carolina
(98553105)

3:30 p.m.
Totally skew Euclidean submanifolds and nonsingular bilinear maps.
Serge Tabachnikov*, Penn State
(98553202)

4:00 p.m.
The tight clasp.
John M Sullivan*, Univ. of Illinois, Urbana
(98551180)

4:30 p.m.
Ropelength Criticality and the ``Simple'' Clasp.
Jason Cantarella*, University of Georgia
Joseph H. G. Fu, University of Georgia
Robert B Kusner, University of Massachusetts
John M Sullivan, University of Illinois
Nancy C. Wrinkle, University of Georgia
(9854942)

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Recent Trend in the Analysis and Computations of Functional Differential
Maple Room, Indiana Memorial Union Organizers: Paul W. Eloe, University of Dayton paul.eloe@notes.udayton.edu
Qin Sheng, University of Dayton qin.sheng@notes.udayton.edu

3:00 p.m.
Bendixson's Formula for Difference Equations.
Martin J Bohner*, University of MissouriRolla
(98539294)

3:30 p.m.
Eigenvalue Comparisons for ThreePoint Boundary Value Problems.
Basant K Karna*, Baylor University
(9853450)

4:00 p.m.
Global solutions to the Lake equations.
Chaocheng Huang*, Wright State University
(98535109)

4:30 p.m.
Solving PDEs Using Smooth Interpolation Methods.
Joseph Kolibal*, The University of Southern Mississippi
(98535173)

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Graph and Design Theory, III
Room 144, Ballantine Hall Organizers: Atif A. Abueida, University of Dayton Atif.Abueida@notes.udayton.edu
Mike Daven, Mount Saint Mary College daven@msmc.edu

3:00 p.m.
Counting closed walks in vertextransitive graphs.
Robert Jajcay*, Indiana State University
(98505199)

3:30 p.m.
Displacement phenomena for finite universal graphs.
Roger B. Eggleton*, Illinois State University
James A. MacDougall, University of Newcastle, NSW, Australia
(98505310)

4:00 p.m.
Chordal bipartite analogs of 2trees and isolated failure immune networks.
Terry A McKee*, Wright State University
(9850516)

4:30 p.m.
Application of visibility graphs to robot navigation.
N Manickam*, DePauw University
Nagi Rao, Oak Ridge National Lab
(98505155)

Saturday April 5, 2003, 3:00 p.m.4:45 p.m.
Special Session on Representations of Infinite Dimensional Lie Algebras and Mathematical Physics, III
Room 219, Ballantine Hall Organizers: Katrina Deane Barron, University of Notre Dame kbarron@nd.edu
Rinat Kedem, University of Illinois, UrbanaChampaign rinat@math.uiuc.edu

3:00 p.m.
$C_2$cofiniteness of the vertex operator algebra $V_L^+$ when $L$ is a rank one lattice.
Gaywalee  Yamskulna*, SUNY at Binghamton
(98517237)

3:30 p.m.
Affinization of commutative algebras.
Michael Roitman*, University of Michigan
(98517182)

4:00 p.m.
Framed VOAs and frame stabilizers.
Robert L. Griess*, University of Michigan
(98517316)

Saturday April 5, 2003, 3:00 p.m.4:55 p.m.
Special Session on Graph Theory, II
Room 209, Ballantine Hall Organizers: Tao Jiang, Miami University jiangt@muohio.edu
Zevi Miller, Miami University millerz@muohio.edu
Dan Pritikin, Miami University pritikd@muohio.edu

3:00 p.m.
Irreducible hypergraphs for Halltype conditions and edgeminimal expanders.
Alexandr Kostochka*, University of Illinois
Douglas R. Woodall, University of Nottingham
(9850547)

3:30 p.m.
Counterexamples to the nonorientable genus conjecture for complete tripartite graphs.
Mark N. Ellingham*, Vanderbilt University
Chris Stephens, Vanderbilt University
Xiaoya Zha, Middle Tennessee State University
(98505143)

4:00 p.m.
Tournaments in which every arc is in a Hamiltonian path.
K. Brooks Reid*, Calif. State Univ. San Marcos and Univ. Colorado at Denver
(98505297)

4:30 p.m.
On the wide diameter of the Cayley graph G(Sn, T).
D. Frank Hsu*, Fordham University
(98505272)

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Extremal Combinatorics, III
Room 208, Ballantine Hall Organizers: Dhruv Mubayi, University of Illinois at Chicago mubayi@math.uic.edu
Jozef Skokan, University of Illinois at UrbanaChampaign jozef@math.uiuc.edu

3:00 p.m.
The number of edge colorings with no monochromatic cliques.
Noga Alon, IAS, Princeton
Jozsef Balogh*, Ohio State University
Peter Keevash, Princeton
Benny Sudakov, Princeton
(98505229)

3:30 p.m.
Venn Diagrams and Symmetric Chain Decompositions in the Boolean Lattice.
Jerrold R. Griggs*, University of South Carolina
Charles E Killian, North Carolina State University
Carla D Savage, North Carolina State University
(98505195)

4:00 p.m.
A bound on the sum of squares of degrees in a monotone graph family.
Zoltan Furedi, University of Illinois, UrbanaChampaign and Renyi Institute, Budapest
Andre Kundgen*, Cal State San Marcos
(98505327)

4:30 p.m.
On Randomly Generated Intersecting Hypergraphs.
Tom Bohman, Carnegie Mellon University
Colin Cooper, Carnegie Mellon University
Alan Frieze, Carnegie Mellon University
Ryan Martin, Carnegie Mellon University
Miklos Ruszinko*, Carnegie Mellon University
(98505337)

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Cryptography and Computational and Algorithmic Number Theory, III
Room 205, Ballantine Hall Organizers: Joshua Holden, RoseHulman Institute of Technology holden@rosehulman.edu
John Rickert, RoseHulman Institute of Technology john.rickert@rosehulman.edu
Jonathan Sorenson, Butler University sorenson@butler.edu
Andreas Stein, University of Illinois at UrbanaChampaign andreas@math.uiuc.edu

3:00 p.m.
On the Computation of Cube Roots Modulo $p$.
Siguna M.S. M\"uller*, University of Calgary
(98511312)

3:30 p.m.
A Numerical Technique for the Number Field Sieve Square Root.
Chris Monico*, University of Notre Dame
(98511215)

4:00 p.m.
Computing the nesting depth of a nested radical.
Oliver A Schirokauer*, Oberlin College
(98511308)

4:30 p.m.
On Class Group Computations Using the Number Field Sieve.
Safuat Hamdy*, University of Calgary
(98511191)

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Operator Algebras and Their Applications, II
Room 217, Ballantine Hall Organizers: Jerry Kaminker, Indiana UniversityPurdue University Indianapolis kaminker@math.iupui.edu
Ronghui Ji, Indiana UniversityPurdue University Indianapolis ronji@math.iupui.edu

3:00 p.m.
Discussion

3:30 p.m.
Euler characteristics of manifolds of bounded geometry.
John G Miller*, IUPUI
(98558284)

4:00 p.m.
Hyperbolic groups, bounded cohomology and orbit equivalence superrigidity.
Igor Mineyev*, University of Illinois at UrbanaChampaign
(98520190)

4:30 p.m.
Uniformly embedding discrete groups into Hilbert space.
Erik Guentner*, University of Hawaii, Manoa
Nigel Higson, Pennsylvania State University
Shmuel Weinberger, University of Chicago
(98546323)

Saturday April 5, 2003, 3:00 p.m.4:20 p.m.
Special Session on Codimension One Splittings of Manifolds, III
Room 236, Ballantine Hall Organizers: James F. Davis, Indiana University jfdavis@indiana.edu
Andrew A. Ranicki, University of Edinburgh aar@maths.ed.ac.uk

3:00 p.m.
A homotopic approach to the Isomorphism Conjecture.
Daniel JuanPineda, Instituto de Matematicas, UNAM, Campus Morelia
Stratos Prassidis*, Canisius College
(98519122)

3:30 p.m.
Codimension 1 splitting and noncommutative localization.
Andrew A Ranicki*, University of Edinburgh
(9855739)

4:00 p.m.
Seifert Surfaces and Characteristic Polynomials.
Desmond Sheiham*, University of California, Riverside
(98519208)

Saturday April 5, 2003, 3:00 p.m.4:50 p.m.
Special Session on Stochastic Analysis with Applications, III
Oak Room, Indiana Memorial Union Organizers: Jin Ma, Purdue University majin@math.purdue.edu
Frederi Viens, Purdue University viens@stat.purdue.edu

3:00 p.m.
Particle representations for measurevalued branching processes.
Thomas G. Kurtz*, University of WisconsinMadison
Eliane R. Rodrigues, National Autonomous University of Mexico
(98560164)

4:00 p.m.
Particle approximations of Lyapunov exponents connected to Schr\"odinger operators and FeynmanKac semigroups.
Pierre Del Moral*, LSP Universite Paul Sabatier Toulouse, France
(98560332)

4:30 p.m.
On spin glasses systems and stochastic calculus.
Samy Tindel*, University of Paris 13
(98560331)

Saturday April 5, 2003, 3:00 p.m.4:45 p.m.
Special Session on Algebraic Topology, III
Room 214, Ballantine Hall Organizers: Randy McCarthy, University of Illinois, UrbanChampaign randy@math.uiuc.edu
Ayelet Lindenstrauss, Indiana University ayelet@math.indiana.edu

3:00 p.m.
$p$compact groups and $p$local groups.
Jesper Grodal*, University of Chicago
(9855598)

3:30 p.m.
(Homological?) decompositions of Out F_n.
Daniel Biss*, University of Chicago
(9855593)

4:00 p.m.
A correspondence between atomic H spaces and atomic coH spaces.
Brayton Gray*, University of Illinois at Chicago
(98555103)

Saturday April 5, 2003, 3:00 p.m.4:10 p.m.
Session for Contributed Papers
Room 229, Ballantine Hall

3:00 p.m.
Approximation of parabolic PDEs on Euclidean spheres using spherical basis functions.
Quoc T Le Gia*, Texas A&M University  Mathematics
Joseph D Ward, Texas A&M University
(9853519)

3:15 p.m.
The Length of the Longest HeadRun in a Model with LongRange Dependence.
Thomas M. Lewis*, Furman University
(98560285)

3:30 p.m.
A Class of Processes on the Path Space over a Compact Riemannian Manifold with Unbounded Diffusion.
JoergUwe Loebus*, University of Toledo
(98560288)

4:00 p.m.
Percolation Threshold Bounds, Counterexamples, and Conjectures.
John C. Wierman*, Johns Hopkins University
(9856023)

Saturday April 5, 2003, 5:10 p.m.6:00 p.m.
Invited Address
On the motion of the interface of the two phase flows.
Room 013, Ballantine Hall
Sijue Wu*, University of Maryland, College Park/Harvard University
(98535166)

Saturday April 5, 2003, 6:15 p.m.7:30 p.m.
Reception (Hosted by the Department of Mathematics)
Alumni Hall, Indiana Memorial Union
Sunday April 6, 2003

Sunday April 6, 2003, 8:30 a.m.11:45 a.m.
Special Session on Applications of Teichm\u"ller Theory to Dynamics and Geometry, IV
Room 247, Ballantine Hall Organizers: Christopher M. Judge, Indiana University cjudge@indiana.edu
Matthias Weber, Indiana University matweber@indiana.edu

8:30 a.m.
Xminimal surfaces in the Heisenberg group.
Scott D. Pauls*, Dartmouth College
(98553235)

9:00 a.m.
Polygonal outer billiards in the Euclidean and the hyperbolic plane.
Serge Tabachnikov*, Penn State
(98537203)

10:00 a.m.
Spectral Curves of 2Tori in the 4Sphere.
Franz Pedit*, University of Massachusetts
(9855358)

11:00 a.m.
Recent results on classical minimal surface theory.
William H. Meeks*, Univ. of Massachusetts
(98553156)

Sunday April 6, 2003, 8:30 a.m.12:25 p.m.
Special Session on Graph Theory, III
Room 209, Ballantine Hall Organizers: Tao Jiang, Miami University jiangt@muohio.edu
Zevi Miller, Miami University millerz@muohio.edu
Dan Pritikin, Miami University pritikd@muohio.edu

8:30 a.m.
Real Number Channel Assignments with Distance Conditions.
Jerrold R. Griggs*, University of South Carolina
Teresa Xiaohua Jin, University of South Carolina
(98505194)

9:00 a.m.
On graph coloring extensions and listcolorings.
Maria Alex Axenovich*, Iowa State University
(9850559)

9:30 a.m.
Adjacent Vertex Distinguishing EdgeColorings.
Richard H. Schelp*, University of Memphis
Paul N.. Balister, University of Memphis
Ervin Gyori, Renyi Institute of Mathematics
Jeno Lehel, University of Memphis
(98505154)

10:00 a.m.
Optimal decomposition of complete graphs into many parts: extensions of the NordhausGaddum Theorem.
Zolt\'an F\"uredi, Univ. of Illinois and R\'enyi Institute
Alexandr V Kostochka, Univ. of Illinois and Institute of Mathematics (Novosibirsk)
Riste \v{S}krekovski, Charles Univ. and Univ. of Ljubljana
Michael Stiebitz, Technische Universit\"at Ilmenau
Douglas B West*, University of Illinois
(98505100)

10:30 a.m.
Embedding Complete Binary Trees into Grids.
Y.B. Lin, University of Texas at Dallas
Zevi Miller, Miami University
Manley Perkel*, Wright State University
Dan Pritikin, Miami University
Hal Sudborough, University of Texas at Dallas
(98505168)

11:00 a.m.
A Transformation of Kotzig's Tree Decomposition Conjecture.
Andre E Kezdy*, University of Louisville
(98505225)

11:30 a.m.
A short proof of a characterization of strongly chordal graphs.
Michael J. Pelsmajer*, Illinois Institute of Technology
Douglas B. West, University of Illinois, UrbanaChampaign
(98505254)

12:00 p.m.
Convexity in graphs: Steiner sets, Hull sets and Geodesic sets.
Ignacio M Pelayo*, Universitat Politecnica de Catalunya
Merce Mora, Universitat Politecnica de Catalunya
Carmen Hernando, Universitat Politecnica de Catalunya
Carlos Seara, Universitat Politecnica de Catalunya
(98505162)

Sunday April 6, 2003, 9:00 a.m.12:30 p.m.
Special Session on Holomorphic Dynamics, IV
Room 135, Ballantine Hall Organizers: Eric D. Bedford, Indiana University bedford@indiana.edu
Kevin M. Pilgrim, Indiana University pilgrim@indiana.edu

9:00 a.m.
Schwarzian in complex analytic iteration theory.
Julian I. Palmore*, University of Illinois at UrbanaChampaign
(98537342)

10:00 a.m.
Discussion

Sunday April 6, 2003, 9:00 a.m.11:20 a.m.
Special Session on Weak Dependence in Probability and Statistics, IV
Walnut Room, Indiana Memorial Union Organizers: Richard C. Bradley, Indiana University bradleyr@indiana.edu
Lanh T. Tran, Indiana University tran@indiana.edu

9:00 a.m.
Least Squares Estimators For The Spatial Regression Model.
Jin Zhu*, Indiana University
(9856246)

9:30 a.m.
Nonparametric estimation for nonlinear autoregressive processes.
Eunju Hwang*, University of Mississippi
(98562198)

10:00 a.m.
Some results on estimating a spectral density for a wavelet basis.
Curtis P Miller*, Iowa State University
(98560242)

11:00 a.m.
Nonparametric estimation of regression and dependence coefficients.
Lanh Tat Tran*, Indiana University, Bloomington, Indiana
(98562144)

Sunday April 6, 2003, 9:00 a.m.11:50 a.m.
Special Session on Mathematical and Computational Problems in Fluid Dynamics and Geophysical Fluid Dynamics, III
Persimmon Room, Indiana Memorial Union Organizers: Roger Temam, Indiana University temam@indiana.edu
Shouhong Wang, Indiana University showang@indiana.edu

9:00 a.m.
Remarks on the Control of Problems Related to Climate.
Roger Temam*, Indiana University
Djoko Wirosoetisno, Indiana University
(98549283)

9:30 a.m.
A Class of Truly Consistent Splitting Schemes for Incompressible Flows.
Jie Shen*, Purdue University
(9856575)

10:00 a.m.
Small Scales and Inviscid Limit of Viscous Compressible Flows.
Xiaoming Wang*, Iowa State University
(98576234)

10:30 a.m.
Break

11:00 a.m.
Vortex Sheets with Surface Tension.
David M. Ambrose*, Courant Institute, NYU
(98576157)

11:30 a.m.
Regularity results for linear elliptic problems and applications to the Primitive Equations of the ocean.
Mohammed B Ziane*, University of Southern California
Roger M Temam, Indiana University
(98535330)

12:00 p.m.
Rigorous characterization of boundary layer separations of 2D incompressible flows and its applications.
Tian Ma, Sichuan University & indiana University
Shouhong Wang*, Indiana University
(98576147)

Sunday April 6, 2003, 9:00 a.m.12:20 p.m.
Special Session on Operator Algebras and Free Probability, III
Room 215, Ballantine Hall Organizers: Hari Bercovici, Indiana University bercovic@indiana.edu
Marius Dadarlat, Purdue University mdd@math.purdue.edu

9:00 a.m.
Remarks on projections in C*algebras.
Lawrence G. Brown*, Purdue University
(98546298)

10:00 a.m.
Some quantitative results on the spectrum of almost Mathieu operators.
Florin P Boca*, University of Illinois UrbanaChampaign
Alexandru Zaharescu, University of Illinois UrbanaChampaign
(98547169)

11:00 a.m.
A Majorization Theory for Infinite Sequences Arising From Traces, Ideals, Arithmetic Means and Commutators.
Gary Weiss*, University of Cincinnati
Victor Kaftal, University of Cincinnati
(98547233)

12:00 p.m.
Ktheory of Certain C*algebras associated with free products of cyclic groups.
Shuang Zhang*, University of Cincinnati
Wojciech Szymanski, University of Newcastle
(98546196)

Sunday April 6, 2003, 9:00 a.m.11:50 a.m.
Special Session on Differential Geometry, IV
Room 140, Ballantine Hall Organizers: Jiri Dadok, Indiana University dadok@indiana.edu
Bruce Solomon, Indiana University solomon@indiana.edu
JiPing Sha, Indiana university jsha@indiana.edu

9:00 a.m.
Geometry of $L^{p}([0,1],\mathbb{Z)}$.
Valera I Berestovskii, Omsk State University
Victor Gichev, Omsk State University
Conrad Plaut*, University of Tennessee
(98553246)

9:30 a.m.
Hypersurfaces of constant Gauss curvature in Minkowski space.
Bo Guan*, Department of Mathematics, University of Tennessee
Huaiyu Jian, Tsinghua University, China
(98553292)

10:00 a.m.
Spectral theory for tensor products of Hermitian holomorphic line bundles.
Harold G. Donnelly*, Purdue University
(9855344)

10:30 a.m.
Bonnet pairs revisited.
Gary R. Jensen*, Washington University
(98553201)

11:00 a.m.
Torsionfree $G_{3}$connections that are not analytic.
QuoShin Chi*, Washington University, St. Louis
(9855384)

11:30 a.m.
A moduli curve for compact conformallyEinstein K\"ahler manifolds.
Andrzej Derdzinski*, Ohio State University
Gideon Maschler, University of Toronto
(98553251)

Sunday April 6, 2003, 9:00 a.m.11:20 a.m.
Special Session on Recent Trend in the Analysis and Computations of Functional Differential
Maple Room, Indiana Memorial Union Organizers: Paul W. Eloe, University of Dayton paul.eloe@notes.udayton.edu
Qin Sheng, University of Dayton qin.sheng@notes.udayton.edu

9:00 a.m.
First Order Dynamic Equations on Analysis of Algorithms.
Ferhan M. Atici*, Western Kentucky University
Daniel C. Biles, Western Kentucky University
(98539171)

9:30 a.m.
Boundedness In Nonlinear Differential Equations.
Youssef N Raffoul*, University of Dayton
(9853415)

10:00 a.m.
Blowup of Solutions for Degenerate Semilinear Parabolic Problems.
C. Y. Chan, University of Louisiana at Lafayette
W. Y. Chan*, University of Science and Arts of Oklahoma
(98535141)

10:30 a.m.
Periodic Solutions In Neutral Nonlinear Difference Equations with Delay.
Mariette R Maroun*, University of Dayton
Youssef N Raffoul, University of Dayton
(98534133)

11:00 a.m.
Dynamic Equations for Fourth Order Conjugate Boundary Value Problems.
Johnny Henderson, Baylor University
William Yin*, LaGrange College
(9853414)

Sunday April 6, 2003, 9:00 a.m.12:50 p.m.
Special Session on Representations of Infinite Dimensional Lie Algebras and Mathematical Physics, IV
Room 219, Ballantine Hall Organizers: Katrina Deane Barron, University of Notre Dame kbarron@nd.edu
Rinat Kedem, University of Illinois, UrbanaChampaign rinat@math.uiuc.edu

9:00 a.m.
Sklyanin Poisson brackets and refined Bruhat cells in real Grassmannians.
Michael Gekhtman*, University of Notre Dame
MIchael Shapiro, Michigan State University
Alek Vainshtein, University of Haifa
(98557150)

10:00 a.m.
Infinite Toda lattice and New Vertex Algebras.
Maarten J. Bergvelt*, Dept. of Mathematics, UIUC
(98517240)

10:30 a.m.
Algebra in tensor categories and conformal field theory
Christoph Schweigert*, RheinischWestfälische Technische Hochschule Aache
(98517313)

11:30 a.m.
Virasoro highestweight vectors in vertex operator algebras.
Katherine L Hurley*, University of South Carolina
(98517224)

12:00 p.m.
Differential equations and conformal field theories.
YiZhi Huang*, Rutgers University
(98517181)

Sunday April 6, 2003, 9:00 a.m.12:20 p.m.
Special Session on Extremal Combinatorics, IV
Room 208, Ballantine Hall Organizers: Dhruv Mubayi, University of Illinois at Chicago mubayi@math.uic.edu
Jozef Skokan, University of Illinois at UrbanaChampaign jozef@math.uiuc.edu

9:00 a.m.
An Improved Extremal Function for Graph Linkages.
Robin Thomas, Georgia Inst. of Tech.
Paul Wollan*, Georgia Inst. of Tech.
(98505260)

9:30 a.m.
A hypercube covering problem, or DNF with exceptions.
Dhruv Mubayi, Univ. of Illinois at Chicago
Gyorgy Turan*, Univ. of Illinois at Chicago
Yi Zhao, Univ. of Illinois at Chicago
(98505241)

10:00 a.m.
Nontrivial Intersecting Families.
Jacques Alain Verstraete*, Microsoft Research
Dhruv Mubayi, University of Illinois, Chicago
(98505339)

10:30 a.m.
Tree representations of $K_{n,n}$.
Nancy Eaton*, University of Rhode Island
Zoltan Furedi, University of Illinois at UrbanaChampaign
Alexandr V. Kostochka, University of Illinois UrbanaChampaign
Jozef Skokan, University of Illinois at UrbanaChampaign
(98505274)

11:00 a.m.
A New Degree Condition For Graph Tiling.
Ali Shokoufandeh, Drexel University
Yi Zhao*, University of Illinois at Chicago
(98505177)

11:30 a.m.
\documentclass{article} \title{Embedding graphs with bounded degree in pseudorandom sparse graphs} \begin{document}\date{\empty}\maketitle\end{document}.
Yoshiharu Kohayakawa, University of Sao Paulo
Vojtech Rodl, Emory University
Papa Amar Sissokho*, Emory University
(98505333)

12:00 p.m.
An extremal function for $K_9$ minors.
Zixia Song*, School of Mathematics, Georgia Institute of Technology
Robin Thomas, School Of Mathematics, Georgia Institute of Technology
(98505227)

Sunday April 6, 2003, 9:00 a.m.11:50 a.m.
Special Session on Cryptography and Computational and Algorithmic Number Theory, IV
Room 205, Ballantine Hall Organizers: Joshua Holden, RoseHulman Institute of Technology holden@rosehulman.edu
John Rickert, RoseHulman Institute of Technology john.rickert@rosehulman.edu
Jonathan Sorenson, Butler University sorenson@butler.edu
Andreas Stein, University of Illinois at UrbanaChampaign andreas@math.uiuc.edu

9:00 a.m.
Are there enough primes for cryptography?
Samuel S Wagstaff*, Purdue University
(9851128)

9:30 a.m.
FPGABased Hyperelliptic Curve Cryptosystems.
T. Charles Clancy*, University of Illinois
(9859478)

10:00 a.m.
Break

10:30 a.m.
Asymptotically fast group operations on Jacobians of general curves.
Kamal KhuriMakdisi*, Center for Advanced Mathematical Sciences, American University of Beirut
(98514187)

11:30 a.m.
Some comments on group independent secret sharing schemes.
Brian S King*, Purdue School of Eng. & Tech., IUPUI
(9859424)

Sunday April 6, 2003, 9:00 a.m.11:20 a.m.
Special Session on Operator Algebras and Their Applications, III
Room 217, Ballantine Hall Organizers: Jerry Kaminker, Indiana UniversityPurdue University Indianapolis kaminker@math.iupui.edu
Ronghui Ji, Indiana UniversityPurdue University Indianapolis ronji@math.iupui.edu

9:00 a.m.
Heat kernels for perturbed Dirac operators.
Jeffrey Fox, University of Colorado
Peter Haskell*, Virginia Tech
(98558106)

9:30 a.m.
Some remarks on the universal coefficient theorem in KKtheory.
Marius Dadarlat*, Purdue University
(98546124)

10:00 a.m.
The KadisonSinger problem as a combinatorial problem.
Nik Weaver*, Washington University
(9850596)

10:30 a.m.
Operator Trigonomety.
Morteza Seddighin*, Indiana UniversityEast
(9854726)

11:00 a.m.
Rectifiable diameters of the Grassmann spaces of certain von Neumann algebras and C*algebras.
Shuang Zhang*, University of Cincinnati
(98546197)

Sunday April 6, 2003, 9:00 a.m.12:20 p.m.
Special Session on Codimension One Splittings of Manifolds, IV
Room 236, Ballantine Hall Organizers: James F. Davis, Indiana University jfdavis@indiana.edu
Andrew A. Ranicki, University of Edinburgh aar@maths.ed.ac.uk

9:00 a.m.
Controlled algebraic Ktheory.
Frank S Quinn*, Virginia Tech
(9851979)

9:30 a.m.
On the rho invariant for manifolds with boundary.
Paul Kirk*, Indiana University
Matthias Lesch, Universitat zu Koln
(9855774)

10:00 a.m.
Etainvariants as obstructions to a knot in $S^3$ being slice or ribbon.
Stefan K Friedl*, Brandeis University
(9855465)

10:30 a.m.
Break

11:00 a.m.
Examples of Exotic Stratifications.
Bruce Hughes*, Vanderbilt University
(98557113)

11:30 a.m.
Applications of codimension one splittings of analytic invariants.
Sylvain Cappell*, New YorK University
Ronnie Lee, Yale University
Edward Miller, Polytechnic University
(98557340)

12:00 p.m.
Discussion

Sunday April 6, 2003, 9:00 a.m.11:20 a.m.
Special Session on Stochastic Analysis with Applications, IV
Oak Room, Indiana Memorial Union Organizers: Jin Ma, Purdue University majin@math.purdue.edu
Frederi Viens, Purdue University viens@stat.purdue.edu

9:00 a.m.
Some Processes Associated with a Fractional Brownian Motion.
Tyrone E. Duncan*, University of Kansas
(9856099)

10:00 a.m.
How to solve a Dirichlet problem via RBSDEs.
Ziyu Zheng*, Assistant Prof./University of WisconsinMilwaukee
(9856022)

10:30 a.m.
Representation of Solutions to Backward SDEs Associated with a Degenerate Forward SDE.
Jianfeng Zhang*, University of Minnesota
(98560132)

11:00 a.m.
On conformal images of reflecting Brownian motions in smooth domains and applications.
Mihai N Pascu*, Department of Mathematics, Purdue University
(98560259)

Sunday April 6, 2003, 9:00 a.m.12:25 p.m.
Special Session on Algebraic Topology, IV
Room 214, Ballantine Hall Organizers: Randy McCarthy, University of Illinois, UrbanChampaign randy@math.uiuc.edu
Ayelet Lindenstrauss, Indiana University ayelet@math.indiana.edu

9:00 a.m.
Refining topological realization of Aalgebras by cobordism.
Donald Yau*, University of Illinois at Urbana Champaign
(9855585)

10:00 a.m.
The tensor product of permutative categories.
A. D. Elmendorf*, Purdue University Calumet
(9855595)

11:00 a.m.
An operad that acts on cochains of a spectrum.
Jim McClure*, Purdue University
Stefan Schwede, University of Muenster
Jeff Smith, Purdue University
(9855589)

12:00 p.m.
Controlled homotopy theory of simplicial sets.
Dan Isaksen*, University of Notre Dame
Dan Christensen, University of Western Ontario
(9855588)

Sunday April 6, 2003, 9:30 a.m.11:50 a.m.
Special Session on Ergodic Theory and Dynamical Systems, IV
Room 006, Ballantine Hall Organizers: Roger L. Jones, DePaul University rjones@condor.depaul.edu
Ayse A. Sahin, DePaul University asahin@condor.depaul.edu

9:30 a.m.
Full bubble growth rate and the embedding of finite to one extensions of nonperiodic $Z^2$ subshifts into the domino tiling shift.
Sam Lightwood*, The George Washington University
Ayse Sahin, DePaul University
(98537322)

10:00 a.m.
Ordered full shifts.
William Geller*, Indiana Univ.Purdue Univ. Indianapolis
Michal Misiurewicz, Indiana Univ.Purdue Univ. Indianapolis
(98537317)

10:30 a.m.
Asymptotic Randomization of Multidimensional Finitetype Subshifts by Linear Cellular Automata.
Marcus Pivato*, Trent University
Reem Yassawi, Trent University
(98537101)

11:00 a.m.
Ergodic Averages with Generalized Weights.
Dogan Comez*, North Dakota State University
Semyon N Litvinov, Penn State UniversityHazleton
(98537300)

11:30 a.m.
A new look at strong sweeping out for lacunary sequences.
Roger L Jones*, DePaul University
(98537222)

Sunday April 6, 2003, 9:30 a.m.11:45 p.m.
Special Session on Probability, IV
Sassafras Room, Indiana Memorial Union Organizers: Russell D. Lyons, Indiana University rdlyons@indiana.edu
Robin A. Pemantle, Ohio State University pemantle@math.ohiostate.edu

9:30 a.m.
Crossing numbers and the probabilistic method.
Laszlo A Szekely*, NCBI/NLM/NIH and USC
(98505167)

10:30 a.m.
Projection of measures and geodesic flows.
Elon B. Lindenstrauss*, Stanford University
(98560209)

11:00 a.m.
The Connection between Randomness Extractors and Expander Graphs.
Salil P Vadhan*, Harvard University
(98505277)

Sunday April 6, 2003, 12:30 p.m.3:20 p.m.
Special Session on Stochastic Analysis with Applications, V
Oak Room, Indiana Memorial Union Organizers: Jin Ma, Purdue University majin@math.purdue.edu
Frederi Viens, Purdue University viens@stat.purdue.edu

12:30 p.m.
A measuretheoretic approach to stochastic integration.
Ron Blei*, University of Connecticut
(98560325)

1:00 p.m.
Stationary busy period distributions in queues and exit problems for Levy processes.
Parijat Dube, IBM Research
Fabrice M Guillemin, France Telecom R & D
Ravi R Mazumdar*, Purdue University
(98560336)

1:30 p.m.
Weak survival of anisotropic contact processes on trees.
Thomas M Sellke*, Purdue University
Steven P. Lalley, Univ.of Chicago
(98560319)

2:00 p.m.
Options and Discontinuity: An asymptotic decomposition of hedging errors.
Seongjoo Song*, Purdue University
(98560111)

2:30 p.m.
Extreme events in financial markets.
Maria Cristina Mariani*, Department of Statistics  Purdue University
(98560247)

3:00 p.m.
Discussion
Inquiries: meet@ams.org

