AMS Sectional Meeting Program by Day
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2001 Spring Southeastern Section Meeting
Columbia, SC, March 1618, 2001
Meeting #963
Associate secretaries:
John L Bryant, AMS
bryant@math.fsu.edu
Sunday March 18, 2001

Sunday March 18, 2001, 8:30 a.m.9:20 a.m.
Invited Address
Branched polymers and dimensional reduction.
Room 153, Gambrell Hall
David C. Brydges*, University of Virginia
(9638203)

Sunday March 18, 2001, 9:30 a.m.11:20 a.m.
Special Session on Discrete and Computational Geometry and Graph Drawing, V
Room 431, Gambrell Hall
Organizers:
Farhad Shahrokhi, University of North Texas
Laszlo A. Szekely, University of South Carolina, Columbia laszlo@math.sc.edu

9:30 a.m.
String representations of graphs.
J\'anos Pach, NYU and Hungarian Academy of Sciences
G\'eza T\'oth*, MIT and Hungarian Academy of Sciences
(9635237)

10:00 a.m.
GallaiSylvester theorem for unit circles in the plane.
Rom Pinchasi*, Hebrew University of Jerusalem
(9635283)

10:30 a.m.
A sufficient condition for the existence of large empty convex polygons.
Pavel Valtr*, Charles University, Prague, Czech Republic
(96352151)

11:00 a.m.
Distances in finite point sets in the plane.
Jozsef Solymosi*, ETH Zurich
(9635269)

Sunday March 18, 2001, 9:30 a.m.12:20 p.m.
Special Session on Combinatorics and Graph Theory, V
Room 402, Gambrell Hall
Organizers:
Jerrold R. Griggs, University of South Carolina, Columbia griggs@math.sc.edu

9:30 a.m.
Protein structure matching  an extension of the largest clique size in Erd\H osR\'enyi random graphs.
\'Eva Czabarka*, National Institutes of Health, National Library of Medicine, National Center for Biotechnology Information
Stephen H Bryant, National Institutes of Health, National Library of Medicine, National Center for Biotechnology Information
Tom Madej, National Institutes of Health, National Library of Medicine, National Center for Biotechnology Information
John L Spouge, National Institutes of Health, National Library of Medicine, National Center for Biotechnology Information
(96305172)

10:00 a.m.
How many disjoint 2edge paths must a cubic graph have?
Dhruv Mubayi*, Georgia Tech
Alexander Kelmans, University of Peurto Rico and Rutgers University
(96305152)

10:30 a.m.
Diregularity of digraphs close to Moore bound.
Mirka Miller*, University of Newcastle
(96305245)

11:00 a.m.
Break

11:30 a.m.
Long cycles through specified edgesin $k$connected graphs.
Tristan M Denley*, University of Mississippi
Haidong Wu, University of Mississippi
(96305195)

12:00 p.m.
Edge list multicoloring trees: An extension of Hall's theorem.
Matthew Cropper, Eastern Kentucky University
Andras Gyarfas, Hungarian Academy of Sciences
Jeno Lehel*, University of Louisville
(96305247)

Sunday March 18, 2001, 9:30 a.m.12:20 p.m.
Special Session on Banach Spaces, V
Room 005, Gambrell Hall
Organizers:
George Androulakis, University of South Carolina, Columbia giorgis@math.sc.edu
Stephen Dilworth, University of South Carolina, Columbia dilworth@math.sc.edu
Maria K. Girardi, University of South Carolina, Columbia girardi@math.sc.edu

9:30 a.m.
Gabor systems and functionvalued inner products.
Peter G Casazza, Universtiy of Missouri
Mark C Lammers*, University of South Carolina
(96346121)

10:00 a.m.
Two characterizations of the standard unit vector basis of $l_1$.
David S Mitra*, Mercer University
(9634677)

10:30 a.m.
Linear Discrete Operators on the Disk Algebra.
Ivan V Ivanov*, Texas A&M Univeristy
Boris Shekhtman, University of South Florida
(96346206)

11:00 a.m.
Operators of Rademacher and Gaussian subcotype.
Aicke Hinrichs*, Texas A&M University College Station and FriedrichSchiller University Jena
(96346116)

11:30 a.m.
On d.c.\ functions and mappings.
Jakub Duda*, University of Missouri, Columbia
(9634781)

12:00 p.m.
On the optimality of a theorem of Elton on $\ell_1^n$ subsystems.
S. J. Dilworth, University of South Carolina
Denka N. Kutzarova*, Bulgarian Academy of Sciences, currently U.S.C.
(9634661)

Sunday March 18, 2001, 9:30 a.m.11:50 a.m.
Special Session on Geometry of Curves and Surfaces, IV
Room 302, Gambrell Hall
Organizers:
Mohammad Ghomi, University of South Carolina, Columbia ghomi@math.sc.edu
Ralph E. Howard, University of South Carolina, Columbia howard@math.sc.edu

9:30 a.m.
Unfoldings of Space Curves.
Mohammad Ghomi, University of South Carolina
Ralph Howard*, University of South Carolina
(96353133)

10:00 a.m.
Minimal Varieties and pharmonic maps.
Shihshu Walter Wei*, Department of Mathematics, University of Oklahoma
(96353193)

10:30 a.m.
An Analysis of CompletelyPositive TracePreserving Maps on $\mathcal{M}_2$.
Mary Beth Ruskai, University of Massachusetts Lowell
Stanislaw Szarek, Case Western Reserve University
Elisabeth M Werner*, Case Western Reserve University
(96381132)

11:00 a.m.
Spines and Topology of Thin Riemannian 3Manifolds.
Stephanie B Alexander, University of Illinois at UrbanaChampaign
Richard L Bishop*, University of Illinois at UrbanaChampaign
(96353222)

11:30 a.m.
Diffeomorphisms of the Circle and Hyperbolic Curvature.
David A Singer*, Case Western Reserve University
(9635350)

Sunday March 18, 2001, 9:30 a.m.11:20 a.m.
Special Session on Semigroups and Evolution Equations, III
Room 006, Gambrell Hall
Organizers:
Anton R. Schep, University of South Carolina, Columbia schep@math.sc.edu

9:30 a.m.
Nonlinear Semigroups and dispersive equations of KdV type.
Radu C Cascaval*, University of MissouriColumbia
(96335146)

10:00 a.m.
A Complete Generator Theory for Jointly Continuous Semigroups of Nonlinear Transformations.
John W Neuberger*, University of North Texas
(96346101)

10:30 a.m.
On the Regularization and Stabilization of Approximation Schemes for Semigroups.
Frank M Neubrander*, Louisiana State University
(96347109)

11:00 a.m.
Approximation of illposed evolution problems.
Serguei Piskarev*, Moscow State University, Science Research Computer Centre
(96347110)

Sunday March 18, 2001, 9:30 a.m.11:50 a.m.
Special Session on Analytic Number Theory, V
Room 151, Gambrell Hall
Organizers:
Michael A. Filaseta, University of South Carolina, Columbia filaseta@math.sc.edu
Ognian Trifonov, University of South Carolina, Columbia trifonov@math.sc.edu

9:30 a.m.
Prime values of polynomials and small class numbers.
Andrew Granville*, U of Georgia
Richard A Mollin, U of Calgary
(96311135)

10:00 a.m.
Computations on Catalan's Conjecture.
Jon Grantham*, IDA/CCS
Ferrell Wheeler, IDA/CCS
(9631143)

10:30 a.m.
Hall's Ray and the Markoff Spectrum.
Stephen J Astels*, University of Georgia
(96311171)

11:00 a.m.
Congruences for Degenerate Number Sequences.
Paul T Young*, University of Charleston
(96311115)

11:30 a.m.
Explicit Estimate on the Riemann zeta function.
Yuanyou F Cheng*, UNC at Chapel Hill
Sidney W Graham, Central Michigan University
(9631122)

Sunday March 18, 2001, 9:30 a.m.11:20 a.m.
Special Session on Algebras, Lattices, Varieties, V
Room 247, Gambrell Hall
Organizers:
George F. McNulty, University of South Carolina mcnulty@math.sc.edu
Ralph S. Freese, University of Hawaii ralph@math.hawaii.edu
James B. Nation, University of Hawaii jb@math.hawaii.edu

9:30 a.m.
Epimorphisms and dominions in varieties of lattices.
David R Wasserman*, University of California, Berkeley
(9630615)

10:00 a.m.
The Variety Generated By Tournaments.
Petar Markovic*, Vanderbilt University
(96308239)

10:30 a.m.
Extending partial projective planes.
James B. Nation*, University of Hawaii
(9635117)

11:00 a.m.
Lattice tensor products.
George A Gratzer*, University of Manitoba
Matthew Greenberg, McGill University
(96306155)

11:30 a.m.
Congruence Lattice Problems and Related Topics.
William A Lampe*, University of Hawaii
(9630862)
Inquiries: meet@ams.org