AMS Sectional Meeting Full Program
Current as of Wednesday, April 13, 2005 08:32:23
2005 Spring Eastern Sectional Meeting
Newark, DE, April 23, 2005
Meeting #1005
Associate secretaries: Lesley M Sibner, AMS lsibner@duke.poly.edu
Saturday April 2, 2005

Saturday April 2, 2005, 7:30 a.m.4:00 p.m.
Meeting Registration
Lobby, Purnell Hall 
Saturday April 2, 2005, 7:30 a.m.4:00 p.m.
Exhibit and Book Sale
Lobby, Purnell Hall 
Saturday April 2, 2005, 8:00 a.m.10:50 a.m.
Special Session on Recent Progress in Thin Fluid Flows
Room 206, Kirkbride Hall
Organizers:
Richard J. Braun, University of Delaware braun@math.udel.edu

8:00 a.m.
The coarsening dynamics of dewetting fluid films.
Witelski P Thomas*, Duke University
(10057654) 
8:30 a.m.
Thin liquid films with contact lines: instabilities, coalescence and rupture.
Lou Kondic*, New Jersey Institute of Technology, Newark, NJ
(10057688) 
9:00 a.m.
Thermocapillary control of rupture in viscous fluid sheets.
Burt S Tilley*, Franklin W. Olin College of Engineering
Mark Bowen, University of Nottingham
(100576133) 
9:30 a.m.
Mathematical problems in electrified falling film problems.
D T Papageorgiou*, New Jersey Institute of Technology
D Tseluiko, New Jersey Institute of Technology
(10057650) 
10:00 a.m.
Effects of NonNewtonian Properties on Tear Film Drainage.
R. J. Braun*, University of Delaware
L. P. Cook, Mathematical Sciences, University of Delaware
(100576150) 
10:30 a.m.
Subgrid scale stabilization of evolutionary diffusive transport problems.
Noel F Heitmann*, Millersville University of Pennsylvania
(10056512)

8:00 a.m.

Saturday April 2, 2005, 8:00 a.m.10:20 a.m.
Special Session on Geometric Analysis, I
Room 120, Smith Hall
Organizers:
Xiuxiong Chen, University of Wisconsin, Madison xxchen@math.wisc.edu
Pengfei Guan, McMaster University
Zhiqin Lu, University of California Irvine zlu@math.uci.edu
Jeff A. Viaclovsky, Massachusetts Institute of Technology

8:00 a.m.
Superpotentials and the cohomogeneity one Einstein equations.
Andrew Dancer, Oxford University
McKenzie YuenKong Wang*, McMaster University
(10055374) 
8:30 a.m.
The Heat Flow of Biharmonic Map in Four Dimension.
Lamm Tobias, Universitat Freiburg
Changyou Wang*, University of Kentucky
(10055891) 
9:00 a.m.
Rigidity and nonrigidity results on the sphere.
Fengbo Hang*, Michigan State University
Xiaodong Wang, Michigan State University
(10055375) 
9:30 a.m.
On the convergence and singularities of the Jflow with applications to the Mabuchi energy.
Ben Weinkove*, Harvard University
Jian Song, Johns Hopkins University
(10055342) 
10:00 a.m.
The Szeg\"o kernel of an orbifold circle bundle.
Jian Song*, The Johns Hopkins University
(10055315)

8:00 a.m.

Saturday April 2, 2005, 8:00 a.m.10:50 a.m.
Special Session on Homotopy Theory (in Honor of Donald M. Davis's and Martin Bendersky's 60th Birthdays), I
Room 114, Purnell Hall
Organizers:
Kenneth G. Monks, University of Scranton monks@scranton.edu
W. Stephen Wilson, Johns Hopkins University wsw@math.jhu.edu

8:00 a.m.
Higher chromatic generalizations of elliptic cohomology.
Douglas C Ravenel*, University of Rochester
(100555178) 
8:30 a.m.
A curious filtration of spectra arising from Segal's machine.
Gregory Arone, University of Virginia
Kathryn Lesh*, Union College
(100555145) 
9:00 a.m.
Combinatorial Topology.
John McCleary*, Vassar College
(100555172) 
9:30 a.m.
An operadic approach to internal structures in homotopical algebra.
Simona Paoli*, SUNY at Buffalo
Steve Lack, University of Western Sydney
(10055581) 
10:00 a.m.
Mod p Homology Rings of Hspaces.
James P Lin*, University of California at San Diego
(100555144) 
10:30 a.m.
Telescopic functors: a crash course.
Nicholas J. Kuhn*, University of Virginia
(10055599)

8:00 a.m.

Saturday April 2, 2005, 8:00 a.m.10:20 a.m.
Special Session on Asymptotic Behavior of Evolution Equations, I
Room 005, Kirkbride Hall
Organizers:
Gaston M. N'Guerekata, Morgan State University gnguerek@morgan.edu
Nguyen Van Minh, University of West Georgia vnguyen@westga.edu

8:00 a.m.
Asymptotic Model of a Adaptive Viscoelastic Rod.
Xuming Xie*, Morgan State University
Robert Gilbert, University of Delaware
(10053510) 
8:30 a.m.
Asymptotic analysis of coupled singularly perturbed abstract evolution equations in Banach spaces.
Dialla Konate*, Virginia Tech and WinstonSalem State University
(100534114) 
9:00 a.m.
Long time behavior of flow in magnetic field within the Earth.
Shuhong He, Yunnan University, PR China
Ping Wang*, Penn State University
(10053505) 
9:30 a.m.
pAlmost Automorphic Solutions to a class of semilinear Differential Equations.
Toka Diagana*, Howard University
(10053420) 
10:00 a.m.
Almost Automorphic Solutions of Evolution Equations I.
Gaston M. Nguerekata*, Morgan State University
Van Minh Nguyen, University of West Georgia
(100547106)

8:00 a.m.

Saturday April 2, 2005, 8:00 a.m.10:50 a.m.
Special Session on Designs, Codes, and Geometries, I
Room 118, Purnell Hall
Organizers:
James A. Davis, University of Richmond
Keith E. Mellinger, University of Mary Washington
Qing Xiang, University of Delaware xiang@math.udel.edu

8:00 a.m.
Some new algebraic approaches to nets and planes.
G Eric Moorhouse*, University of Wyoming
(10055127) 
8:30 a.m.
Desarguesian nets without ovals.
David A. Drake*, University of Florida
(100551125) 
9:00 a.m.
MDS Codes, Combinatorics and the Embedding Problem.
Tim L Alderson*, University of New Brunswick, Saint John
(10050593) 
9:30 a.m.
LDPC Codes from Geometries.
JonLark Kim*, University of Nebraska at Lincoln
Leo Storme, Ghent University, Belgium
(100594157) 
10:00 a.m.
The prank of the symplectic generalized quadrangles.
David B Chandler, Academia Sinica, Taipei
Peter K Sin*, University of Florida
Qing Xiang, University of Delaware
(100505130) 
10:30 a.m.
On the intersection sizes of Hermitian unitals with other unitals in $\mathrm{PG}(2,q^2)$, and of Hermitian varieties with certain other sets in $\mathrm{PG}(n,q^2)$.
David B. Chandler*, Academia Sinica
(10050595)

8:00 a.m.

Saturday April 2, 2005, 8:30 a.m.10:50 a.m.
Special Session on Integral and Operator Equations, I
Room 100, Kirkbride Hall
Organizers:
Charles W. Groetsch, University of Cincinnati
M. Zuhair Nashed, University of Central Florida znashed@mail.ucf.edu

8:30 a.m.
Finitetime Conversion for GasSolid Reactions.
Ivar Stakgold*, University of Delaware
(100535121) 
9:00 a.m.
A Helmholtz/Weyl decomposition theorem in energy space with applications.
Richard J. Weinacht*, University of Delaware
(100535160) 
9:30 a.m.
Wellposedness and uniform decay rates for finite energy solutions of nonlinear Shrodinger equation.
Irena Lasiecka*, University of Virginia
Roberto Triggiani, University of Virginia
(100535192) 
10:00 a.m.
Distributional solutions of integral equations.
Ricardo Estrada*, Louisiana State University
(100545195) 
10:30 a.m.
Convergence in Distribution of Regularization Methods for the Stable Solution of Linear IllPosed Operator Equations.
Heinz W Engl*, Kepler Univ.Linz /Austrian Academy of Sciences
Andreas Hofinger, Radon Institute, Austrian Academy of Sciences
Stefan Kindermann, UCLA
(10054516)

8:30 a.m.

Saturday April 2, 2005, 8:30 a.m.10:40 a.m.
Special Session on Arithmetic Groups and Related Topics, I
Room 130, Smith Hall
Organizers:
Alexander Lubotzky, Hebrew University of Jerusalem alexlub@math.huji.ac.il
Andrei Rapinchuk, University of Virginia asr3x@weyl.math.virginia.edu

8:30 a.m.
Finiteness properties of arithmetic groups over function fields.
KaiUwe Bux, University of Virginia
Kevin Wortman*, Cornell University
(10052037) 
9:05 a.m.
A geometric proof that $\mathrm{SL}_2(\mathbf{Z}[t,t^{1}])$ is not finitely presented.
KaiUwe Bux*, University of Virginia
Kevin Wortman, Cornell University
(10052040) 
9:40 a.m.
{\it $p$adic deformation of automorphic cohomology}.
Avner Ash*, Boston College
(10051126) 
10:15 a.m.
Injectivity problems in nonabelian galois cohomology of algebraic groups.
P B BarqueroSalavert*, The Graduate Center, CUNY
(10052053)

8:30 a.m.

Saturday April 2, 2005, 8:55 a.m.10:50 a.m.
Special Session on High Dimensional Probability, I
Room 115, Purnell Hall
Organizers:
Wenbo Li, University of Delaware wli@math.udel.edu
Joel Zinn, Texas A\&M University jzinn@math.tamu.edu

8:55 a.m.
Opening tribute to James Kuelbs by {\bf Joel Zinn}, Texas A\&M University. 
9:00 a.m.
Location and scale functionals based on $t$ distributions.
Richard M. Dudley*, Massachusetts Institute of Technology
(100562122) 
9:30 a.m.
Weak and strong limit theorems for estimators of the density of a function of several samples.
Evarist Giné*, University of Connecticut
David M. Mason, University of Delaware
(100560104) 
10:00 a.m.
Some curious results on randomly weighted selfnormalized sums.
David M Mason*, University of Delaware
(100560151) 
10:30 a.m.
An empirical central limit theorem for preGaussian classes of functions and a related concentration inequality.
Shahar Mendelson, The Australian National University
Joel Zinn*, Texas A&M University
(100560169)

8:55 a.m.

Saturday April 2, 2005, 9:00 a.m.10:50 a.m.
Special Session on Probabilistic Paradigms in Combinatorics, I
Room 116, Purnell Hall
Organizers:
Joshua N. Cooper, Courant Institute of Mathematics, NYU cooper@cims.nyu.edu
Jozef Skokan, Universidade de Sao Paulo jozef@member.ams.org

9:00 a.m.
Thresholds for antiRamsey properties.
Tom Bohman, Carengie Mellon University
Alan Frieze, Carengie Mellon University
Oleg Pikhurko, Carengie Mellon University
Clifford Smyth*, Carengie Mellon University
(100505177) 
9:30 a.m.
Massive scalefree networks and infinite graphs.
Anthony Bonato*, Wilfrid Laurier University
(10050571) 
10:00 a.m.
Phase Transitions in a random NK landscape Model and a random 3SAT problem.
Jeong H Kim*, Microsoft Research
SungSoon Choi, Seoul National University
Kyomin Jung, Massachusetts Institute of Technology
(100505189) 
10:30 a.m.
Intersection patterns of geometric objects.
Rados Radoicic*, Rutgers University
(100505173)

9:00 a.m.

Saturday April 2, 2005, 9:30 a.m.10:50 a.m.
Special Session on Singular Analysis and Spectral Theory of Partial Differential Equations, I
Room 006, Kirkbride Hall
Organizers:
Juan B. Gil, Pennsylvania State University, Altoona jgil@psu.edu
Gerardo A. Mendoza, Temple University gmendoza@math.temple.edu

9:30 a.m.
Support theorem for radiation fields on asymptotically Euclidean manifolds.
Antonio C Sa Barreto*, Purdue University
(100535123) 
10:00 a.m.
Szeg\H{o} projections on cosphere bundles of asymptotically Euclidean manifolds.
Grigore Raul Tataru*, Purdue University
(100558168) 
10:30 a.m.
Eta invariants for first order regular singular operators.
Paul A Loya*, SUNY Binghamton
Jinsung Park, Universitat Bonn
(100558127)

9:30 a.m.

Saturday April 2, 2005, 11:00 a.m.12:00 p.m.
Invited Address
Welcoming remarks.
Room 140, Smith Hall
Foliation by holomorphic discs and its application in K\"ahler geometry.
Room 140, Smith Hall
Xiuxiong Chen*, University of Wisconsin, Madison
(10055302) 
Saturday April 2, 2005, 2:00 p.m.2:50 p.m.
Invited Address
Special symplectic connections.
Room 140, Smith Hall
Lorenz Schwachhoefer*, University of Dortmund
(10055301) 
Saturday April 2, 2005, 3:00 p.m.5:50 p.m.
Special Session on Symmetry Methods for Partial Differential Equations, I
Room 205, Kirkbride Hall
Organizers:
Philip Broadbridge, University of Delaware pbroad@math.udel.edu
Danny Arrigo, University of Central Arkansas darrigo@uca.edu

3:00 p.m.
Comparison of Classical and Alternative Fluid Equations using Symmetry Methods.
William F Ames*, Georgia Institute of Technology, Atlanta, GA 30332
(10053578) 
3:30 p.m.
Exact solutions of semilinear wave equations in $n>1$ dimensions.
Stephen C Anco*, Department of Mathematics, Brock University, Canada
(100535175) 
4:00 p.m.
Rational solutions of the soliton equations.
Peter A Clarkson*, Institute of Mathematics, Statistics & Actuarial Science, University of Kent
(10053544) 
4:30 p.m.
First order compatibility for reactiondiffusion equations.
Danny Arrigo*, University of Central Arkansas
(10053552) 
5:00 p.m.
Use of classical and nonstandard symmetries in fluid mechanics.
Phil Broadbridge*, University of Delaware
(100535113) 
5:30 p.m.
Systematic construction of hidden nonlocal symmetries for the inhomogeneous nonlinear diffusion equation.
Joel R. Moitsheki*, North West University, Mafikeng campus.
(100535211)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.5:20 p.m.
Special Session on Geometric Analysis, II
Room 120, Smith Hall
Organizers:
Xiuxiong Chen, University of Wisconsin, Madison xxchen@math.wisc.edu
Pengfei Guan, McMaster University
Zhiqin Lu, University of California Irvine zlu@math.uci.edu
Jeff A. Viaclovsky, Massachusetts Institute of Technology

3:00 p.m.
Hamiltonian 2forms in K\"ahler Geometry.
Vestislav D. Apostolov*, University of Quebec in Montreal
David Calderbank, University of Edinburgh
Paul Gauduchon, Ecole Polytechnique, France
Christina T{\o}nnesenFriedman, Union College
(10055390) 
3:30 p.m.
Extremal K\"ahler metrics with hamiltonian $2$forms.
Vestislav Apostolov, UQAM, Montr\'eal
David M. J. Calderbank, University of Edinburgh
Paul Gauduchon, \'Ecole Polytechnique, Palaiseau, France
Christina W T{\o}nnesenFriedman*, Union College
(10055349) 
4:00 p.m.
Quaternionic contact geometry in dimension 7.
David Duchemin*, Université du Québec à Montréal
(100553131) 
4:30 p.m.
Heat Trace Asymptotics for Generalized Heat Kernels.
Martin Ngu Ndumu*, University of Maryland Eastern Shore
(10055809) 
5:00 p.m.
Sobolev Estimates for the Complex MongeAmpere Operator on Complex Manifolds.
Patrick W. Darko*, University of Delaware
(10053208)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.5:50 p.m.
Special Session on Integral and Operator Equations, II
Room 100, Kirkbride Hall
Organizers:
Charles W. Groetsch, University of Cincinnati
M. Zuhair Nashed, University of Central Florida znashed@mail.ucf.edu

3:00 p.m.
Boundary Integral Equations Recast as Pseudodifferential Equations.
George C Hsiao*, University of Delaware
Wolfgang L Wendland, University of Stuttgart
(100545186) 
3:30 p.m.
Mathematical Models for Large Space Systems.
Terry L Herdman*, Virginia Tech
(100546182) 
4:00 p.m.
Approximating Dynamical Systems for Design, Control and Optimization of Infinite Diumensional Systems.
John A. Burns*, Virginia Tech
(100593179) 
5:00 p.m.
Solving Variational Inequalities in Banach Spaces by Using the Generalized Projection and the Metric Projection Operators.
Jinlu Li*, Shawnee State University
(100547199) 
5:30 p.m.
A nonlinear integral equation for modeling ion channel distributions in olfactory cilia.
Charles W. Groetsch*, University of Cincinnati
Donald A. French, University of Cincinnati
(100545208)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.5:20 p.m.
Special Session on Probabilistic Paradigms in Combinatorics, II
Room 116, Purnell Hall
Organizers:
Joshua N. Cooper, Courant Institute of Mathematics, NYU cooper@cims.nyu.edu
Jozef Skokan, Universidade de Sao Paulo jozef@member.ams.org

3:00 p.m.
Regular Subgraphs of Random Graphs.
Jacques A Verstraete*, University of Waterloo
Jeong Han Kim, Microsoft Research
Bela Bollobas, University of Memphis / University of Cambridge
(100505163) 
3:30 p.m.
A hierarchy of randomness for graphs.
Vera T. Sos*, Renyi Institute, Budapest, Hungary
Miklos Simonovits, Renyi Insttitute, Budapest,Hungary
(100505203) 
4:00 p.m.
The KleeMinty edge chain moves with constant speed.
Jozsef Balogh*, The Ohio State University
Robin Pemantle, University of Pennsylvania
(100505198) 
4:30 p.m.
The 3colored Ramsey Number of Odd Cycles.
Yoshiharu Kohayakawa, Universidade de Sao Paulo
Miklos Simonovits, Renyi Institute, Hungarian Academy of Sciences
Jozef Skokan*, Universidade de Sao Paulo
(100505191) 
5:00 p.m.
Latin squares with forbidden entries.
Jonathan D Cutler*, University of NebraskaLincoln
LarsDaniel Ohman, Umea University
(100505204)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.5:50 p.m.
Special Session on Homotopy Theory (in Honor of Donald M. Davis's and Martin Bendersky's 60th Birthdays), II
Room 114, Purnell Hall
Organizers:
Kenneth G. Monks, University of Scranton monks@scranton.edu
W. Stephen Wilson, Johns Hopkins University wsw@math.jhu.edu

3:00 p.m.
The construction of $v_2^{32}$ periodic maps.
Mark Mahowald*, Northwestern University
(100555170) 
3:30 p.m.
Fundamental groups of compact Hausdorff spaces.
Yuli B. Rudyak*, University of Florida
(10055543) 
4:00 p.m.
Revisiting an example of Frank and Kahn.
Joseph Roitberg*, Hunter College, CUNY
Yael Roitberg, New York Institute of Technology
(10055555) 
4:30 p.m.
On work of Martin Bendersky and Donald Davis.
Tony Bahri*, Rider University
(10055584) 
5:00 p.m.
Don Davis' contribution to homotopy theory.
Martin Bendersky*, Hunter College
(10055564) 
5:30 p.m.
The mathematical work of Martin Bendersky.
Donald M Davis*, Lehigh University
(10055546)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.4:50 p.m.
Special Session on Singular Analysis and Spectral Theory of Partial Differential Equations, II
Room 006, Kirkbride Hall
Organizers:
Juan B. Gil, Pennsylvania State University, Altoona jgil@psu.edu
Gerardo A. Mendoza, Temple University gmendoza@math.temple.edu

3:00 p.m.
Uniqueness and counter examples to uniqueness for the Lp oblique derivative problem.
Gregory C Verchota*, Syracuse University
(10053570) 
3:30 p.m.
Mixed Boundary Value Problems on Polygons.
Irina Mitrea*, University of Virginia
(100545165) 
4:00 p.m.
Regularity Estimates for the Biharmonic Problem.
Constantin Bacuta*, University of Delaware
James H. Bramble, Texas A&M University
Joseph E. Pasciak, Texas A&M University
(100535137) 
4:30 p.m.
Well posedness and regularity for the Laplace equation on polyhedral domains.
Victor Nistor*, Pennsylvania State University
Costel Bacuta, University of Delaware
Ludmil Zikatanov, Pennsylvania State Univ.
(10053561)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.4:20 p.m.
Special Session on Asymptotic Behavior of Evolution Equations, II
Room 005, Kirkbride Hall
Organizers:
Gaston M. N'Guerekata, Morgan State University gnguerek@morgan.edu
Nguyen Van Minh, University of West Georgia vnguyen@westga.edu

3:00 p.m.
Almost Automorphic Solutions of Evolution Equations II.
Van Minh Nguyen*, University of West Georgia
Gaston M. Nguerekata, Morgan State University
(100547107) 
3:30 p.m.
A discrete approach of the property of exponential stability for strongly continuous semigroups.
Ciprian Ion Preda*, University of California at Los Angeles (UCLA)
(100537193) 
4:00 p.m.
Existence of solutions for ODEs in Banach spaces with discontinuous nonlinearities.
Thomas I. Seidman*, UMBC[University of Maryland Baltimore County]
(10053421)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.5:50 p.m.
Special Session on Designs, Codes, and Geometries, II
Room 118, Purnell Hall
Organizers:
James A. Davis, University of Richmond
Keith E. Mellinger, University of Mary Washington
Qing Xiang, University of Delaware xiang@math.udel.edu

3:00 p.m.
Old and new applications of Lacunary Polynomials and R\'edei Polynomials in Finite Geometry.
Aart Blokhuis*, Technical University Eindhoven
(100505129) 
3:30 p.m.
Groups generated by affine perspectivities.
Chat Yin Ho*, U. of Florida
(10055186) 
4:00 p.m.
Information sets for generalized ReedMuller codes and some bases of minimumweight vectors.
J. D. Key*, Clemson University
T. P. McDonough, University of Wales, Aberystwyth
V. C. Mavron, University of Wales, Aberystwyth
(10050522) 
4:30 p.m.
Partitions of difference sets and code synchronization.
Vladimir D. Tonchev*, Michigan Technological University
(10050532) 
5:00 p.m.
Semiregular difference sets in nonabelian groups.
Ken W Smith*, Central Michigan University
(100505154) 
5:30 p.m.
More Difference Sets in ${\rm GF}(2^m)$.
J. F. Dillon*, National Security Agency
(100505187)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.5:50 p.m.
Special Session on High Dimensional Probability, II
Room 115, Purnell Hall
Organizers:
Wenbo Li, University of Delaware wli@math.udel.edu
Joel Zinn, Texas A\&M University jzinn@math.tamu.edu

3:00 p.m.
Local Moduli of Continuity of Local Times under Minimal Smoothing Conditions.
Michael B Marcus*, City College and CUNY Graduate Center
(100560139) 
3:30 p.m.
Moment asymptotics related to permulation groups.
Xia Chen*, University of Tennessee
(100560201) 
4:00 p.m.
Small deviations of Brownian sheet and beyond.
Fred Torcaso*, Johns Hopkins University
James A. Fill, Johns Hopkins University
(10056068) 
4:30 p.m.
Riesz product and small ball probabilities for the Slepian Gaussian Fields.
Fuchang Gao*, University of Idaho
Wenbo Li, University of Delaware
(10056089) 
5:00 p.m.
Sectorial Localnondeterminism for the Brownian Sheet and Applications.
Yimin Xiao*, Michigan State University
(100560103) 
5:30 p.m.
General results on twosided LIL behavior.
Uwe P Einmahl*, Vrije Universiteit Brussel, Belgium
(10056058)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.5:20 p.m.
Special Session on Frontiers on Complex Fluid Flows: Analytic and Computational Methods, I
Room 206, Kirkbride Hall
Organizers:
L. Pamela Cook, University of Delaware cook@math.udel.edu
Louis F. Rossi, University of Delaware rossi@math.udel.edu

3:00 p.m.
Development and implementation of VOFPROST for 3D viscoelastic liquidliquid simulations.
Yuriko Renardy*, Virginia Tech
(10057665) 
3:30 p.m.
Flow Instabilities near Polymer Gels: Linear and Nonlinear Behavior.
Satish Kumar*, University of Minnesota
(100576124) 
4:00 p.m.
Dilute wormlike micellar solutions: Model and numerics in TaylorCouette flow.
Louis F Rossi*, University of Delaware
L Pamela Cook, University of Delaware
(10057685) 
4:30 p.m.
HighOrder Fully Discretized Method for the Incompressible NavierStokes Equations.
Daniel X Guo*, University of North Carolina at Wilmington
(10056513) 
5:00 p.m.
Impact of a solid into a viscoelastic micellar fluid.
Andrew Belmonte*, Penn State University
J. R. Gladden, Penn State University
Benjamin Akers, Penn State University
(100576210)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.5:20 p.m.
Special Session on Mathematical Biology
Room 204, Kirkbride Hall
Organizers:
David A. Edwards, University of Delaware edwards@math.udel.edu

3:00 p.m.
The Effect of Flow Penetration in the BIAcore.
David A Edwards*, University of Delaware
(10059219) 
3:30 p.m.
Bifurcations of Relaxation Oscillations near Folded Saddles.
Kathleen A Hoffman*, UMBC
(100537159) 
4:00 p.m.
Asymptotics for Certain Biochemical SurfaceVolume Reactions.
Christopher S. Raymond*, New Jersey Institute of Technology
(100541108) 
4:30 p.m.
Stationary states and traveling waves of excitation in neural field theory models.
Jonathan Bell*, University of Maryland Baltimore County (UMBC)
(10059277) 
5:00 p.m.
Modeling of immunocolloid labeling and steric hindrance effects.
Paul A Milewski*, University of Wisconsin, Madison
(100592207)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.5:45 p.m.
Special Session on Arithmetic Groups and Related Topics, II
Room 130, Smith Hall
Organizers:
Alexander Lubotzky, Hebrew University of Jerusalem alexlub@math.huji.ac.il
Andrei Rapinchuk, University of Virginia asr3x@weyl.math.virginia.edu

3:00 p.m.
Lattices, Buildings and KacMoody Groups.
Lisa Carbone*, Rutgers University
(10052079) 
3:35 p.m.
Arithmeticity of rank1 lattices with dense commensurators in positive characteristic.
Lucy Lifschitz*, University of Oklahoma
(10052045) 
4:10 p.m.
Zariskidense subgroups of semisimple Lie groups and Number theory.
Gopal Prasad*, University of Michigan, Ann Arbor, MI
(10052231) 
4:45 p.m.
A question of Siegel.
Herbert Abels*, Universitaet Bielefeld, Germany
(10052276) 
5:20 p.m.
Some arithmetic groups that cannot act on the line.
Lucy Lifschitz, University of Oklahoma
Dave Witte Morris*, University of Lethbridge
(10052056)

3:00 p.m.

Saturday April 2, 2005, 3:00 p.m.3:40 p.m.
Session for Contributed Papers
Room 004, Kirkbride Hall

3:00 p.m.
Minimal Distinct Distance Trees.
William Calhoun, Bloomsburg University of Pennsylvania
Kevin Ferland, Bloomsburg University of Pennsylvania
Lisa Lister, Bloomsburg University of Pennsylvania
John Polhill*, Bloomsburg University of Pennsylvania
(100505102) 
3:15 p.m.
Discussion. 
3:30 p.m.
Notes on compactness of lattices.
Carmen Vlad*, Pace University
(10052892)

3:00 p.m.

Saturday April 2, 2005, 3:30 p.m.5:00 p.m.
Undergraduate and Graduate Student Poster Session
Room 201, Smith Hall 
Saturday April 2, 2005, 5:30 p.m.7:30 p.m.
University of Delaware Reception
Multipurpose Room, Trabant University Center
Sunday April 3, 2005

Sunday April 3, 2005, 8:00 a.m.12:00 p.m.
Meeting Registration
Lobby, Purnell Hall 
Sunday April 3, 2005, 8:00 a.m.10:50 a.m.
Special Session on Symmetry Methods for Partial Differential Equations, II
Room 205, Kirkbride Hall
Organizers:
Philip Broadbridge, University of Delaware pbroad@math.udel.edu
Danny Arrigo, University of Central Arkansas darrigo@uca.edu

8:00 a.m.
Application of symmetry analysis to a PDE arising in the car windshield design.
Nicoleta Virginia Bila*, Johann Radon Institute for Computational and Applied Mathematics (RICAM)
(100535206) 
8:30 a.m.
Local and Nonlocal Symmetries for Nonlinear Telegraph Equations.
George W Bluman*, University of British Columbia
Temuerchaolu, Inner Mongolia Polytechnic University, Hohut, PR China 010062
(100535135) 
9:00 a.m.
Conservation Laws for Nonlinear Telegraph Equations.
George W Bluman*, University of British Columbia
Temuerchaolu, Inner Mongolia Polytechnic University, Hohut, PR China 010062
(100535136) 
9:30 a.m.
Moving frames and integrating $SL(2)$ invariant ordinary differential equations.
Elizabeth L Mansfield*, University of Kent, United Kingdom
(100534148) 
10:00 a.m.
Type II hidden symmetries of some partial differential equations.
Barbara AbrahamShrauner*, Washington University, St. Louis, MO
(10053548) 
10:30 a.m.
Canonical Transformations and Hamiltonian Evolutionary Systems.
Samer S Ashhab*, University of New Orleans
(100535115)

8:00 a.m.

Sunday April 3, 2005, 8:00 a.m.10:50 a.m.
Special Session on Geometric Analysis, III
Room 120, Smith Hall
Organizers:
Xiuxiong Chen, University of Wisconsin, Madison xxchen@math.wisc.edu
Pengfei Guan, McMaster University
Zhiqin Lu, University of California Irvine zlu@math.uci.edu
Jeff A. Viaclovsky, Massachusetts Institute of Technology

9:00 a.m.
Degeneration of KahlerEinstein metrics.
WeiDong Ruan*, University of Illinois at Chicago
(100553110) 
9:30 a.m.
A multiparticle MoserTrudinger Inequality.
Hao Fang*, Institute for Advanced Study
(10055380) 
10:00 a.m.
Variations of Hodge structure and Frobenius manifolds.
Gregory James Pearlstein*, Institute for Advanced Study
Javier Fernandez,, Instituto Balseiro
(10051482) 
10:30 a.m.
Elliptic genus on nonspin manifolds with cirle actions.
Haydee Herrera*, Rutgers University
Rafael Herrera, Princeton University
(100553101)

9:00 a.m.

Sunday April 3, 2005, 8:00 a.m.10:50 a.m.
Special Session on Homotopy Theory (in Honor of Donald M. Davis's and Martin Bendersky's 60th Birthdays), III
Room 114, Purnell Hall
Organizers:
Kenneth G. Monks, University of Scranton monks@scranton.edu
W. Stephen Wilson, Johns Hopkins University wsw@math.jhu.edu

8:00 a.m.
Hochschild cohomology and Quillen cohomology.
Haynes Miller*, Massachusetts Institute of Technology
(10055562) 
8:30 a.m.
Renormalization, Bonsai and Homological Algebra.
Jungyoon Byun*, University of Pennsylvania
(10058163) 
9:00 a.m.
Block Bundle Obstruction to Kervaire Invariant One.
Duane Randall*, Loyola University New Orleans
(10055514) 
9:30 a.m.
On BrownPeterson cohomology of B$(\mathbb{Z}_{2^e}\times \mathbb{Z}_{2^e})$ and the motion planning problem for lens spaces.
Jesus Gonzalez*, CINVESTAV. Mexico
(100555142) 
10:00 a.m.
The immersion problem for $2^r$torsion lens spaces.
Thomas A. Shimkus*, University of Scranton
(100555146) 
10:30 a.m.
The 2primary $v_1$periodic homotopy groups of $SU(n)$ revisited.
Donald M Davis, Lehigh University
Katarzyna Potocka*, Ramapo College of New Jersey
(10055535)

8:00 a.m.

Sunday April 3, 2005, 8:00 a.m.10:50 a.m.
Special Session on Designs, Codes, and Geometries, III
Room 118, Purnell Hall
Organizers:
James A. Davis, University of Richmond
Keith E. Mellinger, University of Mary Washington
Qing Xiang, University of Delaware xiang@math.udel.edu

8:00 a.m.
Complex lines, difference sets and distanceregular graphs.
Chris Godsil*, University of Waterloo
(100505132) 
8:30 a.m.
Symmetric Bushtype Hadamard matrices of order $4m^4$ exist for all odd $m$.
M. E. Muzychuk*, Dept. of Comp. Science, Netanya Academic College, Israel
Qing Xiang, University of Delaware
(10050529) 
9:00 a.m.
Generalized Conference Matrices of Index One.
Yury J Ionin*, Central Michigan University
(100505119) 
9:30 a.m.
New Hadamard Matrices of Order $4p^2$ obtained from Jacobi Sums of Order 16.
Ka Hin Leung*, National University of Singapore
Siu Lun Ma, National University of Singapore
Bernhard Schmidt, Universitat Augsburg
(100505116) 
10:00 a.m.
Designs in codes.
Gary McGuire, National University of Ireland, Maynooth
Harold N Ward*, University of Virginia
(100594109) 
10:30 a.m.
Rooted Forest Set Systems and Steiner Designs.
Dijen K RayChaudhuri, The Ohio State University
Niranjan Balachandran*, The Ohio State University
(100505162)

8:00 a.m.

Sunday April 3, 2005, 8:00 a.m.10:20 a.m.
Special Session on Frontiers on Complex Fluid Flows: Analytic and Computational Methods, II
Room 206, Kirkbride Hall
Organizers:
L. Pamela Cook, University of Delaware cook@math.udel.edu
Louis F. Rossi, University of Delaware rossi@math.udel.edu

8:00 a.m.
A spatially nonlocal model for polymer desorption.
David A Edwards*, University of Delaware
(10053566) 
8:30 a.m.
Evolution Equation for Viscoelastic Filaments.
M C Sostarecz*, University of Delaware
A Belmonte, The Pennsylvania State University
(100576164) 
9:00 a.m.
Analytical results for thermoelastic instability.
R Sureshkumar*, Washington University
(10057651) 
9:30 a.m.
Nonisothermal viscoelastic parallelplate flow.
David O Olagunju*, University of Delaware
(10057696) 
10:00 a.m.
Direct Numerical Simulations of Viscoelastic Turbulent Channel Flows.
Antony N Beris*, University of Delaware
Kostas D Housiadas, University of Delaware
(100576105)

8:00 a.m.

Sunday April 3, 2005, 8:00 a.m.12:00 p.m.
Exhibit and Book Sale
Lobby, Purnell Hall 
Sunday April 3, 2005, 8:10 a.m.10:50 a.m.
Special Session on Arithmetic Groups and Related Topics, III
Room 130, Smith Hall
Organizers:
Alexander Lubotzky, Hebrew University of Jerusalem alexlub@math.huji.ac.il
Andrei Rapinchuk, University of Virginia asr3x@weyl.math.virginia.edu

8:40 a.m.
On centrality of the congruence kernel (joint work with Gopal Prasad).
Andrei S. Rapinchuk*, University of Virginia
(10052023) 
9:15 a.m.
The Auslander conjecture and dynamics of affine transformations.
Gregory Soifer*, Yale University
(10052247) 
9:50 a.m.
Nonfinitely generated groups between $SL_2(R)$ and $SL_2(K)$.
Peter Abramenko*, University of Virginia
(100520126) 
10:25 a.m.
Bounded generation of $S$arithmetic subgroups of isotropic orthogonal groups over number fields.
Igor V. Erovenko*, University of North Carolina at Greensboro
Andrei S. Rapinchuk, University of Virginia
(10052025)

8:40 a.m.

Sunday April 3, 2005, 8:30 a.m.10:50 a.m.
Special Session on Mathematical Methods in Electromagnetic Wave Propagation, I
Room 004, Kirkbride Hall
Organizers:
Fioralba Cakoni, University of Delaware cakoni@math.udel.edu
Peter B. Monk, University of Delaware monk@udel.edu

8:30 a.m.
Electromagnetic Propagation in Periodic Dielectric Media.
Gregory A Kriegsmann*, New Jersey Institute of Technology
(100578158) 
9:00 a.m.
Existence of Guided Modes on Periodic Slabs.
Darko Volkov*, Worcester Polytechnic Institute
Stephen Shipman, Louisiana State University
(100578141) 
9:30 a.m.
Asymptotics and Numerics of Pulse Propagation in Dielectrics Exhibiting fractional Relaxation.
Peter G. Petropoulos*, NJIT
(10057887) 
10:00 a.m.
Finite Element Analysis for the 3D Maxwell's Equations in Dispersive Media.
Jichun Li*, University of Nevada, Las Vegas
(10056573) 
10:30 a.m.
On the solution of the timedomain integral equations of electromagnetics using bandlimited signal representations.
Daniel S. Weile*, University of Delaware
Raymond A. Wildman, University of Delaware
Greeshma Pisharody, University of Delaware
Anuraag Mohan, Unversity of Delaware
(10057894)

8:30 a.m.

Sunday April 3, 2005, 9:00 a.m.10:50 a.m.
Special Session on Integral and Operator Equations, III
Room 100, Kirkbride Hall
Organizers:
Charles W. Groetsch, University of Cincinnati
M. Zuhair Nashed, University of Central Florida znashed@mail.ucf.edu

9:00 a.m.
Fast Wavelet Methods of Solving Operator Equations.
Yuesheng Xu*, Syracuse University
(100541174) 
9:30 a.m.
Statiscal treatment of noisy data in maximum entropy regularization of Fredhold integral equations of the first kind.
Paul Eggermont*, University of Delaware
(100545205) 
10:00 a.m.
Integral Equations with Multivalued Kernels.
Thomas S. Angell*, University of Delaware
(100545209) 
10:30 a.m.
Boundary Integral Equations for Conformal Mappings for Interior and Exterior Domains.
M. Zuhair Nashed*, University of Central Florida
(100545190)

9:00 a.m.

Sunday April 3, 2005, 9:00 a.m.10:50 a.m.
Special Session on Probabilistic Paradigms in Combinatorics, III
Room 116, Purnell Hall
Organizers:
Joshua N. Cooper, Courant Institute of Mathematics, NYU cooper@cims.nyu.edu
Jozef Skokan, Universidade de Sao Paulo jozef@member.ams.org

9:00 a.m.
Connectivity of random geometric graphs.
Paul Balister, University of Memphis
B\'ela Bollob\'as, University of Memphis
Amites Sarkar*, University of Memphis
Mark Walters, University of Cambridge
(100505111) 
9:30 a.m.
Counting Connected Graphs with Erdos Magic.
Joel H. Spencer*, Courant Institute
(10050569) 
10:00 a.m.
On the Diameter of Random Geometric Graphs.
Robert Ellis, Texas A&M University
Jeremy Martin, University of Minnesota
Catherine Yan*, Texas A&M University
(100505134) 
10:30 a.m.
A Permutation Regularity Lemma.
Joshua N. Cooper*, Courant Institute, NYU
(100505184)

9:00 a.m.

Sunday April 3, 2005, 9:00 a.m.10:50 a.m.
Special Session on Singular Analysis and Spectral Theory of Partial Differential Equations, III
Room 006, Kirkbride Hall
Organizers:
Juan B. Gil, Pennsylvania State University, Altoona jgil@psu.edu
Gerardo A. Mendoza, Temple University gmendoza@math.temple.edu

9:00 a.m.
Resolvents of elliptic cone operators.
Juan B. Gil, Penn State University, Altoona
Thomas Krainer*, University of Potsdam, Germany
Gerardo A. Mendoza, Temple University, Philadelphia
(100558118) 
9:30 a.m.
Zeta regularized determinants for conic manifolds.
Paul Loya, SUNY Binghamton
Patrick McDonald*, New College of Florida
Jinsung Park, Universitat Bonn
(100558147) 
10:00 a.m.
Functional determinants of Laplace like operators.
Klaus Kirsten*, Baylor University
(100558183) 
10:30 a.m.
The Calderon projector for the Hessian of the perturbed ChernSimons function on a 3manifold with boundary.
Matthias Lesch*, Universitaet zu Koeln
(100558128)

9:00 a.m.

Sunday April 3, 2005, 9:00 a.m.10:50 a.m.
Special Session on High Dimensional Probability, III
Room 115, Purnell Hall
Organizers:
Wenbo Li, University of Delaware wli@math.udel.edu
Joel Zinn, Texas A\&M University jzinn@math.tamu.edu

9:00 a.m.
Gaussian limits for random geometric structures.
Joseph E. Yukich*, Lehigh University
(10056059) 
9:30 a.m.
Some stochastic properties of random overpartitions.
P. Hitczenko*, Drexel University
(100560112) 
10:00 a.m.
Large deviations of Mestimators.
Miguel A Arcones*, Binghamton University
(10056218) 
10:30 a.m.
Some Gaussian Inequalities and Conjectures.
Wenbo Li*, University of Delaware
(100560185)

9:00 a.m.

Sunday April 3, 2005, 11:10 a.m.12:00 p.m.
Invited Address
Counting primes, groups, and manifolds.
Room 140, Smith Hall
Alexander Lubotzky*, Hebrew University of Jerusalem
(10052003) 
Sunday April 3, 2005, 2:00 p.m.2:50 p.m.
Invited Address
Analysis, approximations, and algorithms.
Room 140, Smith Hall
Anna C. Gilbert*, University of Michigan, Ann Arbor 
Sunday April 3, 2005, 3:00 p.m.5:20 p.m.
Special Session on Homotopy Theory (in Honor of Donald M. Davis's and Martin Bendersky's 60th Birthdays), IV
Room 114, Purnell Hall
Organizers:
Kenneth G. Monks, University of Scranton monks@scranton.edu
W. Stephen Wilson, Johns Hopkins University wsw@math.jhu.edu

3:00 p.m.
Shuffle relations on the Cohen groups.
Jie Wu*, National University of Singapore
(10055560) 
3:30 p.m.
Experiments with simplicial groups.
F. R. Cohen*, Univesity of Rochester
J. Wu, National University of Singapore
(100555167) 
4:00 p.m.
Cells models for operads and actions on the Hochschild complex.
Ralph M Kaufmann*, University of Connecticut
(10055598) 
4:30 p.m.
Matrons and $A_{\infty}$Bialgebras.
Samson Saneblidze, A. Razmadze Mathematical Institute
Ronald Umble*, Millersville University
(10055572) 
5:00 p.m.
Applications of the Homotopy Groups of Toric Spaces.
David T. Allen*, Cuny Gradute Center/Iona College
(100555149)

3:00 p.m.

Sunday April 3, 2005, 3:00 p.m.3:50 p.m.
Special Session on Singular Analysis and Spectral Theory of Partial Differential Equations, IV
Room 006, Kirkbride Hall
Organizers:
Juan B. Gil, Pennsylvania State University, Altoona jgil@psu.edu
Gerardo A. Mendoza, Temple University gmendoza@math.temple.edu

3:00 p.m.
Recent progress in the study of NavierStokes equations in rough domains.
Marius S Mitrea*, University of Missouri
(100535194) 
3:30 p.m.
Solvability for a class of semilinear elliptic Fuchsian PDEs.
Ingo Witt*, Imperial College London
(100535152)

3:00 p.m.

Sunday April 3, 2005, 3:00 p.m.5:20 p.m.
Special Session on Mathematical Methods in Electromagnetic Wave Propagation, II
Room 004, Kirkbride Hall
Organizers:
Fioralba Cakoni, University of Delaware cakoni@math.udel.edu
Peter B. Monk, University of Delaware monk@udel.edu

3:00 p.m.
hpVersion of an Overlapping Solution Technique for Two Dimensional Electromagnetic Scattering.
Joseph F Coyle*, Monmouth University
(100565171) 
3:30 p.m.
Eddy currents induced in a nonlinearly ferromagnetic conductor.
Thomas I. Seidman*, UMBC [University of Maryland Baltimore County]
(100535176) 
4:00 p.m.
An Adaptive Algebraic Multigrid Algorithm for Micromagnetism.
Sun Jiguang*, University of Delaware
(100565202) 
4:30 p.m.
UWB SAR imaging with back projection algorithm along the nonlinear moving path.
Fengshan Liu, Applied Mathematics Research Center, Delaware State University
Guoping Zhang*, Applied Mathematics Research Center, Delaware State University
Yi Ling, Applied Mathematics Research Center, Delaware State University
Xiquan Shi, Applied Mathematics Research Center, Delaware State University
XiangGen Xia, Applied Mathematics Research Center, Delaware State University
Lam Nguyen, U.S. Army Research Laboratory at Adelphi
David Wong, U.S. Army Research Laboratory at Adelphi
(100565120) 
5:00 p.m.
Discussion. 
5:30 p.m.
A New Generation of Nonconvex Projection Algorithms for Phase Contrast Tomography.
D. Russell Luke*, University of Delaware
(10057828)

3:00 p.m.

Sunday April 3, 2005, 3:00 p.m.6:20 p.m.
Special Session on Designs, Codes, and Geometries, IV
Room 118, Purnell Hall
Organizers:
James A. Davis, University of Richmond
Keith E. Mellinger, University of Mary Washington
Qing Xiang, University of Delaware xiang@math.udel.edu

3:00 p.m.
A New Approach to Kerdock and Preparata Codes.
A R Calderbank*, Department of Mathematics and Program in Applied and Computational Mathematics, Princeton University
(100505153) 
3:30 p.m.
Linear Block Codes.
Keqin Feng*, Tsinghua University
(100594138) 
4:00 p.m.
On the Asymptotic Number of Inequivalent Binary SelfDual Codes.
Xiangdong Hou*, University of South Florida
(10050536) 
4:30 p.m.
A Classification of Optimal Linear Codes.
Anton Betten*, Colorado State University
(10050534) 
5:00 p.m.
On the nonexistence of certain Optimal Codes over $F_8$.
Chris M Jones*, St. Mary's College of California
(10059467) 
5:30 p.m.
A schemetheoretical characterization of Moore geometries.
PaulHermann Zieschang*, University of Texas at Brownsville
(10050533) 
6:00 p.m.
Siamese Combinatorial Objects: From 15 and 40 Points toward a More General Picture.
Mikhail Klin, BenGurion University of the Negev
Sven Reichard, Freie Waldorfschule Greifswald
Andrew Woldar*, Villanova University
(100505100)

3:00 p.m.

Sunday April 3, 2005, 3:00 p.m.5:20 p.m.
Special Session on Frontiers on Complex Fluid Flows: Analytic and Computational Methods, III
Room 206, Kirkbride Hall
Organizers:
L. Pamela Cook, University of Delaware cook@math.udel.edu
Louis F. Rossi, University of Delaware rossi@math.udel.edu

3:00 p.m.
Exact solution for the extensional flow of a viscoelastic filament.
Linda B Smolka*, Bucknell University
Andrew Belmonte, Pennsylvania State Univeristy
Diane Henderson, Pennsylvania State Univeristy
Thomas Witelski, Duke University
(100576143) 
3:30 p.m.
Rheology of emulsion of viscous drops at finite Reynolds number.
Kausik Sarkar*, Mechanical Engineering, University of Delaware
Xiaoyi Li, Mechanical Engineering, University of Delaware
(100576161) 
4:00 p.m.
Drag Reduction and MicroPIV Measurements of the Flow Past Ultrahydrophobic Surfaces.
Jia Ou, Mechanical and Industrial Engineering, University of Massachusetts
Jonathan P. Rothstein*, Mechanical and Industrial Engineering, University of Massachusetts
(100576181) 
4:30 p.m.
Iterated stretching and multiple beadsonastring phenomena in dilute solutions of flexible macromolecules.
Mónica Oliveira, Hatsopoulos Microfluids Laboratory
Gareth McKinley*, Massachusetts Institute of Technology
(100576200) 
5:00 p.m.
Breakup asymptotics of viscoelastic jets.
Michael Renardy*, Virginia Tech
(10057697)

3:00 p.m.

Sunday April 3, 2005, 3:00 p.m.5:45 p.m.
Special Session on Arithmetic Groups and Related Topics, IV
Room 130, Smith Hall
Organizers:
Alexander Lubotzky, Hebrew University of Jerusalem alexlub@math.huji.ac.il
Andrei Rapinchuk, University of Virginia asr3x@weyl.math.virginia.edu

3:00 p.m.
A nonsolvable factor of the multiplicative group of a quaternion algebra.
Louis H. Rowen*, BarIlan University
(100520140) 
3:35 p.m.
Finite Galois stable groups of matrices.
Marcin Mazur*, Binghamton University
(10051141) 
4:10 p.m.
Minimum covolume of lattices in a classical Chevalley group over ${\mathbb F}_q((1/t))$.
Alireza Salehi Golsefidy*, Yale University
(10052224) 
4:45 p.m.
Finite presentation of $SL_1(D)$.
Mikhail V Ershov*, Yale University
(10052038) 
5:20 p.m.
New Examples of Groups with Property Tau.
Martin Kassabov*, Cornell University
Nikolay Nikolov, University of Oxford
(10052057)

3:00 p.m.