AMS Sectional Meeting Program by Day
Current as of Tuesday, April 12, 2005 15:09:38
1997 Spring Southeastern Sectional Meeting
Memphis, TN, March 2122, 1997
Meeting #919
Associate secretaries: Robert J Daverman, AMS daverman@math.utk.edu
Friday March 21, 1997

Friday March 21, 1997, 7:30 a.m.5:00 p.m.
Registration
Lobby, Psychology Lecture Hall, next to Psychology Building 
Friday March 21, 1997, 7:30 a.m.5:00 p.m.
Book Sale and Electronic Products
Ground Floor Lobby, Psychology Building 
Friday March 21, 1997, 8:00 a.m.10:50 a.m.
Special Session on Dynamical Systems and Fractal Geometry, I
Room 109, Dunn Hall
Organizers:
Fernanda Botelho, University of Memphis botelhof@hermes.msci.memst.edu

8:00 a.m.
The boundaries of selfsimilar tilings of ${\bf R}^n$.
James E. Keesling*, University of Florida
(9192814) 
8:30 a.m.
Boundary of SelfSimilar sets.
Chithra A. Krishnamurthi*, University of Florida,Gainesville.
(9192815) 
9:00 a.m.
Solving the Sextic by Iteration: A Study in Complex geometry and dynamics
Scott Crass*, Denison University
(9195122) 
9:30 a.m.
Conservative Exact Rational Maps of the Sphere
Julia A. Barnes*, Western Carolina University
(9192820) 
10:00 a.m.
Dynamics of Lattice Differential Equations
Erik S Van Vleck*, Colorado School of Mines
(9193416) 
10:30 a.m.
Annulus Diffeomorphisms with many nonDenjoy minimal sets
Mark Turpin*, University of Hartford
(9196837)

8:00 a.m.

Friday March 21, 1997, 8:00 a.m.10:50 a.m.
Special Session on Topology of Manifolds and Singular Spaces, I
Room 129, Dunn Hall
Organizers:
Bruce Hughes, Vanderbilt University hughescb@math.vanderbilt.edu
Andrew A. Ranicki, Edinburgh University a.ranicki@edinburgh.ac.uk

8:00 a.m.
Relative controlled end and hcobordism theorems
Frank S Quinn*, Virginia Tech
(9195734) 
8:30 a.m.
Generalized assembly maps
Erik K. Pedersen*, Binghamton University
(91955117) 
9:00 a.m.
On assembly maps for lattices and their analogues
Boris Goldfarb*, Stanford University
(9191955) 
9:30 a.m.
Families of Hypersurfaces with nonisolated singularities
Terence J Gaffney*, Northeastern University
(91932106) 
10:00 a.m.
The topology of some nonsingular algebraic spaces.
John W. Wood*, University of Illinois at Chicago
(91957107) 
10:30 a.m.
Controlling Thom's $a_f$ Condition
David B Massey*, Northeastern University
(9193221)

8:00 a.m.

Friday March 21, 1997, 8:00 a.m.10:50 a.m.
Special Session on Graph Theory, I
Room 233, Dunn Hall
Organizers:
Ralph J. Faudree, Jr., University of Memphis faudreer@mathsci.msci.memphis.edu
Richard H. Schelp, University of Memphis schelpr@hermes.msci.memphis.edu

8:00 a.m.
$P_3$isomorphisms for graphs
R. E. L. Aldred, University of Otago
M. N. Ellingham*, Vanderbilt University
(9190535) 
8:30 a.m.
Infinite Paths in Planar Graphs
Xingxing Yu*, Vanderbilt University
(91905114) 
9:00 a.m.
Graphical Knockouts
Peter J. Slater*, University of Alabama in Huntsville
(91905104) 
9:30 a.m.
Some Results on Minimal Rankings
Renu Laskar*, Clemson University
Daniel J Pillone, Clemson University
(9190564) 
10:00 a.m.
Group connectivity of chordal graphs
HongJian Lai*, West Virginia University
(91905170) 
10:30 a.m.
Two results on matching extensions with prescribed and proscribed edge sets
R. E. L. Aldred, University of Otago, New Zealand
D. A. Holton, University of Otago, New Zealand
M. I. Porteous, University of Otago, New Zealand
M. D. Plummer*, Vanderbilt University
(91905151)

8:00 a.m.

Friday March 21, 1997, 8:00 a.m.10:50 a.m.
Special Session on Partial Differential Equations, I
Room 209, Dunn Hall
Organizers:
Gisele Ruiz Goldstein, University of Memphis Gisele@ceri.memphis.edu
Jerome A. Goldstein, University of Memphis goldstej@mathsci.msci.memphis.edu

8:00 a.m.
Model equations related to KdV
Jerry L. Bona*, University of Texas at Austin
(91935321) 
8:30 a.m.
The Global Behavior of Positive Solution to Certain EllipticSystems
Lige Li*, Kansas State University
(91935293) 
9:00 a.m.
Some generalizations of the KadomtsevPetviashvili equations
Michael Mudi Tom*, Louisiana State University
(91935179) 
9:30 a.m.
Motion by curvature. A center manifold analysis.
Gieri Simonett*, Vanderbilt University
Joachim Escher, University of Basel, Switzerland
(91935238) 
10:00 a.m.
Quenching and BlowUp
C. Y. Chan*, University of Southwestern Louisiana
(91935222) 
10:30 a.m.
A PicardMaclaurin Theorem for Initial Value PDE's
G. Edgar Parker*, James Madison University
James S. Sochacki, James Madison University
(9193552)

8:00 a.m.

Friday March 21, 1997, 8:30 a.m.10:45 a.m.
Special Session on Numerical Solutions for Partial Differential Equations, I
Room 225, Dunn Hall
Organizers:
Ohannes Karakashian, University of Tennessee ohannes@math.utk.edu
Xiaobing Feng, University of Tennessee xfeng@math.utk.edu

8:30 a.m.
Implementing the PicardMaclaurin Theorem for Initial Value PDE's
James S Sochacki*, James Madison University
G. Edgar Parker, James Madison University
(9193511) 
9:00 a.m.
Adaptive finite elements in 3D and the binary black hole initial data problem
Douglas N. Arnold*, Pennsylvania State University
(91965175) 
9:45 a.m.
A TwoLevel Finite Element Method
Leopoldo P. Franca*, University of Colorado at Denver
Antonini P. Macedo, University of Colorado at Boulder
(91965182) 
10:15 a.m.
Convergence Analysis of Orthogonal Spline Collocation for Elliptic Boundary Value Problems
Bernard Bialecki*, Colorado School of Mines
(91965186)

8:30 a.m.

Friday March 21, 1997, 8:30 a.m.10:50 a.m.
Special Session on Complex Analysis in One and Several Variables, I
Room 204, Psychology Building
Organizers:
Dmitry Khavinson, University of Arkansas dmitry@comp.uark.edu

8:30 a.m.
PickNevalinna Interpolation
Stephen D Fisher*, Northwestern University
(9193072) 
9:00 a.m.
Twopoint distortion theorems for spherically convex functions
C. David Minda*, University of Cincinnati
(91930154) 
9:30 a.m.
Boundary Correspondence and dilatation of harmonic mappings
Peter Duren*, University of Michigan, Ann Arbor
Dmitry Khavinson, University of Arkansas, Fayetteville
(9193017) 
10:00 a.m.
Local minimality results related to the Bloch and Landau constants.
Albert Baernstein, II*, Washington University, St.Louis, MO
Jade P. Vinson, Washington University, St.Louis, MO
(91930141) 
10:30 a.m.
Conformal images of tangential and nontangential arcs
John Akeroyd*, University of Arkansas
(9193096)

8:30 a.m.

Friday March 21, 1997, 8:30 a.m.10:50 a.m.
Special Session on Harmonic Analysis and Convexity, I
Room 206, Psychology Building
Organizers:
Eric A. Carlen, Georgia Institute of Technology carlen@math.gatech.edu
Erwin Lutwak, Polytechnic University lutwak@magnus.poly.edu
Elisabeth Werner, Case Western Reserve University emw2@po.cwru.edu

8:30 a.m.
A Special Case Of Mahler's Conjecture
Mario A. Lopez, University of Denver
Shlomo Reisner*, University of Denver
(91952227) 
9:00 a.m.
Banach space operators preserving the extreme points of the unit ball.
Vania Mascioni*, University of Texas, Austin
(91946204) 
9:30 a.m.
Discrepancy estimates and the Radon transform
Allen D. Rogers*, Elmhurst College
(91952310) 
10:00 a.m.
Continuity of Steiner symmetrization
Almut Burchard*, Princeton University
(91946288) 
10:30 a.m.
Convexity and Extremals of Zeta Functions of Laplacians
Richard S Laugesen*, Johns Hopkins University
(91935287)

8:30 a.m.

Friday March 21, 1997, 8:30 a.m.10:50 a.m.
Special Session on Chaotic Dynamics, I
Room 123, Dunn Hall
Organizers:
Nikolai I. Chernov, University of Alabama at Birmingham chernov@math.uab.edu
Serge Troubetzkoy, University of Alabama at Birmingham troubetz@math.uab.edu

8:30 a.m.
Dynamics of Spatial Averages
Leonid A Bunimovich, Georgia Institute of Technology
Miaohua Jiang*, Georgia Institute of Technology
(91958253) 
9:00 a.m.
Torsion in the Isentropic Euler Fluid and the Impulsively Started Cylinder
Philip Rupert Baldwin*, The University of Akron
Subramanian I Hariharan, The University of Akron
(91976164) 
9:30 a.m.
A theory of chaotic time series
Regis J. Serinko*, Pennsylvania State University
(91960256) 
10:00 a.m.
Cocyclic Subshifts
Jaroslaw Kwapisz*, Center for Dynamical Systems and Nonlinear Studies, Georgia Institute of Technology
(91958194) 
10:30 a.m.
Substitution dynamics, tilings, and symmetry
Charles Radin*, University of Texas at Austin
(91952150)

8:30 a.m.

Friday March 21, 1997, 8:30 a.m.10:50 a.m.
Special Session on Random Graphs, I
Room 227, Dunn Hall
Organizers:
Bela Bollobas, University of Memphis bollobab@ibex.msci.memphis
Cecil C. Rousseau, University of Memphis rousseac@mathsci.msci.memphis.edu

8:30 a.m.
Contiguity Amongst Random Graph Models
Michael S. O. Molloy*, University of Toronto
(91905248) 
9:00 a.m.
On Random Matchings in Regular Graphs
Jeong Han Kim*, AT&T LabsResearch
(91905265) 
9:30 a.m.
Asymptotic isoperimetric inequalities
Joel Spencer*, New York University
(9190528) 
10:00 a.m.
On a Problem by Welsh in FirstPassage Percolation
Sven Erick Alm*, Uppsala University, Sweden
(9190549) 
10:30 a.m.
On the hexagonal lattice site percolation critical probability.
John C. Wierman*, Johns Hopkins University
(9196050)

8:30 a.m.

Friday March 21, 1997, 8:45 a.m.10:55 a.m.
Special Session on Invariants of 3Manifolds, I
Room 125, Dunn Hall
Organizers:
Richard Martin Hain, Duke University hain@math.duke.edu
Jun Yang, Duke University yang@math.duke.edu
Stavros Garoufalidis, Brown University stavros@math.mit.edu

8:45 a.m.
ChernSimons invariant for ideal hyperbolic polyhedra
Walter D Neumann*, Melbourne University, Australia
Jun Yang, Duke University
(91957168) 
9:20 a.m.
A universal finite type invariant for integral homology 3spheres
Thang T. Q. Le*, SUNY at Buffalo
(9195753) 
9:55 a.m.
On the virtual automorphism group of hyperbolic surface groups
Christopher T. Odden*, Duke University
(91920235) 
10:30 a.m.
Burau Representation and Random Walk on String Links
Xiaosong Lin, University of California, Riverside and The Chinese University of Hong Kong
Feng Tian, University of California, San Diego
Zhenghan Wang*, Indiana University at Bloomington
(91957312)

8:45 a.m.

Friday March 21, 1997, 9:00 a.m.10:50 a.m.
Special Session on Approximation in Mathematics, I
Room 351, Dunn Hall
Organizers:
George A. Anastassiou, University of Memphis anastasg@mathsci.msci.memphis.edu

9:00 a.m.
Scattered Cardinal Hermite Interpolation by Positive DefiniteFunctions
Xingping Sun*, Southwest Missouri State University
(91941329) 
9:30 a.m.
On smoothness and conditions and conformality conditions for bivariate cubic splines
Don Hong*, East Tennessee State University
Huanwen Liu, University of Wollongong, Australia
(91941331) 
10:00 a.m.
Approximation by Spline Elements over a Mixed ThreeDirectional Mesh
Don Hong, East Tennessee State University
Ram Mohapatra*, University of Central Florida
Shuntang Wu, Zhenjiang Normal College, China
(91941333) 
10:30 a.m.
Projection methods for approximate solutions of integral equations ofthe first kind based on sampling theorems and multiresolution analysis
M. Zuhair Nashed*, University of Delaware
(91965322)

9:00 a.m.

Friday March 21, 1997, 9:00 a.m.10:50 a.m.
Special Session on Symbolic Dynamics, I
Room 107, Dunn Hall
Organizers:
Paul B. Trow, University of Memphis trowp@mathsci.msci.memphis.edu

9:00 a.m.
Dynamics of affine maps induced on the torus
Roy L. Adler*, IBM Research Center
Bruce Kitchens, IBM Research Center
Charles Tresser, IBM Research Center
(91958316) 
9:30 a.m.
Symbolic dynamics for almost linear maps of the torus
Bruce P. Kitchens*, IBM Research Center
Adler L. Adler, IBM Research Center
Charles P. Tresser, IBM Research Center
(91958122) 
10:00 a.m.
Tiling the integers and sofic systems
Ethan M. Coven*, Wesleyan University
William Geller, IUPUI
(91958113) 
10:30 a.m.
Conjugacies Between Markov Subgroups of $(\Bbb Z/2\Bbb Z^{\Bbb Z^2}$.
Sylvia Silberger*, Wesleyan University
(91958138)

9:00 a.m.

Friday March 21, 1997, 9:00 a.m.10:50 a.m.
Special Session on Convergence and Recurrence in Ergodic Theory, I
Room 244, Psychology Building
Organizers:
Mate Wierdl, University of Memphis matyi@moni.msci.memphis.edu
James T. Campbell, University of Memphis campbelj@hermes.msci.memphis.edu

9:00 a.m.
A.E. Multiple Recurrence for weakly mixing systems
Idris Assani*, University of North Carolina at ChapelHill
(91928134) 
9:40 a.m.
Unconditional Convergence of Differences in Ergodic Theory
Bryan Johnson*, University of Illinois at Urbana
Joseph M. Rosenblatt, University of Illinois at Urbana
(91928131) 
10:20 a.m.
Oscillation inequalities in ergodic theory
Roger L. Jones*, DePaul University
Robert Kaufman, University of Illinois at Urbana
Joseph Rosenblatt, University of Illinois at Urbana
Mate Wierdl, University of Memphis
(91928126)

9:00 a.m.

Friday March 21, 1997, 11:05 a.m.11:55 a.m.
Invited Address
Conditionally invariant measures in dynamical systems
Psychology Lecture Hall, next to Psychology Building
Nikolai I. Chernov*, University of Alabama at Birmingham 
Friday March 21, 1997, 1:30 p.m.2:20 p.m.
Invited Address
Convolution inequalites in convex geometry
Psychology Lecture Hall, next to Psychology Building
Keith Ball*, Texas A & M University 
Friday March 21, 1997, 2:30 p.m.5:20 p.m.
Special Session on Approximation in Mathematics, I
Room 351, Dunn Hall
Organizers:
George A. Anastassiou, University of Memphis anastasg@mathsci.msci.memphis.edu

2:30 p.m.
Bilinear maps of bounded variation on products of Banach lattices.
Gerard J. Buskes*, University of Mississippi
(9194608) 
3:00 p.m.
Multivariate and Matrix Refinement Masks
Thomas A Hogan*, Vanderbilt University
(9194109) 
3:30 p.m.
Simultaneous Approximation by Algebraic Polynomials
Kirill Kopotun*, Vanderbilt University
(9194112) 
4:00 p.m.
Approximation by rational functions in Hardy space
Xin Li*, University of Central Florida
(9194124) 
4:30 p.m.
Rate of convergence of some multivariate neural network opeators to the unit
George A. Anastassiou*, University of Memphis
(9194130) 
5:00 p.m.
Convexity properties of circular Bernstein Bezier curves.
TianXiao He, Illinois Wesleyan University
Larry L. Schumaker*, Vanderbilt University
(9194136)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.4:20 p.m.
Special Session on Symbolic Dynamics, II
Room 107, Dunn Hall
Organizers:
Paul B. Trow, University of Memphis trowp@mathsci.msci.memphis.edu

2:30 p.m.
Flow equivalence of reducible SFTs and filtered SL(Z) equivalence of their defining infinite matrices
Mike M. Boyle*, Univ. of Maryland at College Park
Danrun Huang, University of Washington
(91954140) 
3:00 p.m.
JewettKrieger: One Step Beyond and Outer Limits
Nicholas S. Ormes*, University of Maryland, College Park
(91958139) 
3:30 p.m.
A ${\Bbb Z}^2$ Embedding Theorem
Samuel J. Lightwood*, University of Maryland, College Park
(91958142) 
4:00 p.m.
Textile Systems and Two Dimensional Shifts of Finite Type
Kathleen Madden*, Lafayettte College
Aimee Johnson, Swarthmore College
(9195843)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.6:00 p.m.
Special Session on Numerical Solutions for Partial Differential Equations, II
Room 225, Dunn Hall
Organizers:
Ohannes Karakashian, University of Tennessee ohannes@math.utk.edu
Xiaobing Feng, University of Tennessee xfeng@math.utk.edu

2:30 p.m.
Finite Element Methods for Approximating a model of ferromagnetism.
Peter B Monk*, University of Delaware
(91965188) 
3:00 p.m.
Effects of discretization on solving the Ericksen's bar problem
Charles R Collins*, University of Tennessee
(91965190) 
3:45 p.m.
A Conservative Form of the Modified Method of Characteristics
Jim Douglas, Jr.*, Purdue University
Felipe Pereira, Laboratorio Nacional de Computacao Cientifica, Brazil
(91965191) 
4:15 p.m.
Numerical Approximation of Stationary MHD Flow with a Nonideal Boundary
Amnon J. Meir*, Auburn University
Paul G. Schmidt, Auburn University
(91965192) 
5:00 p.m.
Numerical simulation of blowup for the nonlinear Schrodinger equation
Ohannes Karakashian*, University of Tennessee
Michael Plexousakis, University of Tennessee
(91965298) 
5:30 p.m.
A Posteriori Error Estimation and Adaptivity for DegenerateParabolic Problems
Ricardo H. Nochetto*, The University of Tennessee
(91965332)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.4:20 p.m.
Special Session on Convergence and Recurrence in Ergodic Theory, II
Room 244, Psychology Building
Organizers:
Mate Wierdl, University of Memphis matyi@moni.msci.memphis.edu
James T. Campbell, University of Memphis campbelj@hermes.msci.memphis.edu

2:30 p.m.
A nonlinear version of Szemer\'edi's Theorem for sets of positivedensity in the real line.
Vitaly Bergelson, The Ohio State University
Randall G. McCutcheon*, Case Western University
(91928132) 
3:10 p.m.
Some Recent Developments and Questions in the Theory ofAlmost Everywhere Convergence of Weighted Ergodic Averages.
James H. Olsen*, North Dakota State University
(9194795) 
3:50 p.m.
$L^p$ bounds for the bilinear Hilbert transform
Michael T. Lacey*, Georgia Institute of Technology
Christoph M. Thiele, Universit\"at Kiel
(91928127)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.5:20 p.m.
Special Session on Complex Analysis in One and Several Variables, II
Room 204, Psychology Building
Organizers:
Dmitry Khavinson, University of Arkansas dmitry@comp.uark.edu

2:30 p.m.
Bohr's power series theorem in several variables
Harold P. Boas*, Texas A&M University
Dmitry Khavinson, University of Arkansas
(9193205) 
3:00 p.m.
On elliptic and parabolic measure
John L. Lewis*, University of Kentucky
(9193058) 
3:30 p.m.
The $\bar\partial$Neumann Problem in the Sobolev Topology
Steve Krantz*, Washington University
Luigi Fontana, Universit\`a di Milano
Marco M Peloso, Politecnico di Torino
(91932184) 
4:00 p.m.
Plurisubharmonic functions and subellipticity of the $\overline{\partial}$Neumann problem on nonsmooth domains
Emil J. Straube*, Texas A\&M University
(91932245) 
4:30 p.m.
A Frobeniustype theorem for some singular partial differential equations
Jill E. Hemmati*, University of Arkansas
(9193592) 
5:00 p.m.
Mizohata Structures on $S^2$: Automorphisms and Standardness
Abdelhamid Meziani*, Florida International University
(91930157)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.4:50 p.m.
Special Session on Harmonic Analysis and Convexity, II
Room 206, Psychology Building
Organizers:
Eric A. Carlen, Georgia Institute of Technology carlen@math.gatech.edu
Erwin Lutwak, Polytechnic University lutwak@magnus.poly.edu
Elisabeth Werner, Case Western Reserve University emw2@po.cwru.edu

2:30 p.m.
Differentiability of the Integral of Banach space valued functions
S. J. Dilworth, University of South Carolina
Maria Girardi*, University of South Carolina
(91946223) 
3:00 p.m.
Kinematic and translative integral formulae concerning the convex hull operation
Stefan Glasauer*, University of Oklahoma
(91952199) 
3:30 p.m.
Mean width and diameter of proportional sections of a symmetricconvex body
Apostolos A. Giannopoulos*, Oklahoma State University
Vitali D. Milman, Tel Aviv University
(91946233) 
4:00 p.m.
Isoperimetric Inequality vs. Virial Identity
Michael Kiessling*, Rutgers University, New Brunswick
(91935289) 
4:30 p.m.
Inmobilization Problems
Luis Montejano Peimbert*, Instituto de Matematicas, UNAM
(91952197)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.4:40 p.m.
Special Session on Invariants of 3Manifolds, II
Room 125, Dunn Hall
Organizers:
Richard Martin Hain, Duke University hain@math.duke.edu
Jun Yang, Duke University yang@math.duke.edu
Stavros Garoufalidis, Brown University stavros@math.mit.edu

2:30 p.m.
On the structure of the Torelli group
Stavros Garoufalidis*,
(91957189) 
3:05 p.m.
Finite type 3manifold invariants and holomorphic functions
Ruth Lawrence*, Univeristy of Michigan, Ann Arbor
(91957301) 
3:40 p.m.
HyperKahler Geometry and Invariants of 3Manifolds
Edward Witten, Institute for Advanced Study
Lev Rozansky*, University of Illinois at Chicago
(91957210) 
4:15 p.m.
Stable formality of moduli space
Alexander A. Voronov*, M.I.T.
(91957266)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.5:20 p.m.
Special Session on Chaotic Dynamics, II
Room 123, Dunn Hall
Organizers:
Nikolai I. Chernov, University of Alabama at Birmingham chernov@math.uab.edu
Serge Troubetzkoy, University of Alabama at Birmingham troubetz@math.uab.edu

2:30 p.m.
Noncompact limit sets
Krystyna M Kuperberg*, Auburn University
(91958285) 
3:00 p.m.
Horseshoes and the Conley Index Spectrum
Konstantin Mischaikow*, Georgia Tech
(91958250) 
3:30 p.m.
Entropy and the number of geodesics joining two points
Keith Howard Burns*, Northwestern University
Gabriel Paternain, Universidad de la Republica, Montevideo, Uruguay
(91958203) 
4:00 p.m.
Graph Substitutions
Joseph Peter Previte*, University of Maryland
(91957147) 
4:30 p.m.
Some results and many questions about renormalization in dynamics.
Charles P. Tresser*, IBM, Yorktown Heights, NY
(91958165) 
5:00 p.m.
Using a Finite Horizon to make Embedded Surfaces with Ergodic GeodesicFlow.
Victor J. Donnay*, Bryn Mawr College
(91958305)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.4:50 p.m.
Special Session on Recurrent Neural Networks and Applications, I
Room 109, Dunn Hall
Organizers:
Fernanda Botelho, University of Memphis botelhof@hermes.msci.memst.edu
Max H. Garzon, University of Memphis garzonm@hermes.msci.memst.edu

2:30 p.m.
A Language That Recurrent Neural Networks Can't Recognize in Less than Exponential Time
Cristopher Moore*, Santa Fe Institute
(91968195) 
3:00 p.m.
Decoding Discrete Structures From Fixed Points Of Analog Hopfield Networks
Arun K Jagota*, University of California, Santa Cruz
(9196839) 
3:30 p.m.
Tradeoffs between noise and computation in analog neural networks
Pekka Orponen*, University of Jyv{\"a}skyl{\"a}, Finland
(91968304) 
4:00 p.m.
FaultTolerance in neural networks with two neurons
Fernanda Botelho,
Max Garzon,
Mi Zhou*,
(91968240) 
4:30 p.m.
PrimalTarget Recurrent Neural Nets for Hypergraph Optimization Problems
Dmitri Kaznachey*, St. Jude / University of Memphis
Arun Jagota, University of California, Santa Cruz
(91968216)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.5:50 p.m.
Special Session on Topology of Manifolds and Singular Spaces, II
Room 129, Dunn Hall
Organizers:
Bruce Hughes, Vanderbilt University hughescb@math.vanderbilt.edu
Andrew A. Ranicki, Edinburgh University a.ranicki@edinburgh.ac.uk

2:30 p.m.
Higher analytic torsion
Mel Rothenberg*, University of Chicago
(91957163) 
3:00 p.m.
Orthogonal calculus and index theory
Michael S Weiss*, University of Notre Dame
(9195760) 
3:30 p.m.
hCobordisms and Mapping Cylinder Obstructions
Bogdan Vajiac*, University of Notre Dame
(91957112) 
4:00 p.m.
Which GSpheres are suspensions?
Frank Connolly*, University of Notre Dame
(91957174) 
4:30 p.m.
Obstructions to transversality for some singular spaces
Heather M Johnston*, Rutgers University
(91957102) 
5:00 p.m.
Universal formulas for the generalized Casson's invariants of knots
Hans U. Boden*, McMaster University
Andrew J. Nicas, McMaster University
(91955159) 
5:30 p.m.
Ring structure on Floer homology for symplectic fixed points
Matthias Schwarz*, Stanford University
(91958100)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.5:20 p.m.
Special Session on Graph Theory, II
Room 233, Dunn Hall
Organizers:
Ralph J. Faudree, Jr., University of Memphis faudreer@mathsci.msci.memphis.edu
Richard H. Schelp, University of Memphis schelpr@hermes.msci.memphis.edu

2:30 p.m.
The Number of Cycles in a 2Factor
Ronald J. Gould*, Emory University
(9190568) 
3:00 p.m.
Twofactors with few components in clawfree graphs
Ronald J. Gould, Emory University
Michael S. Jacobson*, University of Louisville
(91905108) 
3:30 p.m.
Hamilton weight and Petersen minor
C. Q. Zhang*, West Virginia University
H. J. Lai, West Virginia University
(9190547) 
4:00 p.m.
Closure, paths and cycles of clawfree graphs
Zden\v{e}k Ryj\'{a}\v{c}ek, University of West Bohemia, Czech Republic
Akira Saito*, Nihon University, Japan
R.H. Schelp, The University of Memphis
(9190583) 
4:30 p.m.
Toughness and hamiltonicity of families of chordal graphs
Jen\H{o} Lehel*, University of Louisville
(91905103) 
5:00 p.m.
Results on Forbidden Triples for Hamiltonian Graphs
Linda M Lesniak*, Drew University
(91905144)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.3:50 p.m.
Special Session on Random Graphs, II
Room 227, Dunn Hall
Organizers:
Bela Bollobas, University of Memphis bollobab@ibex.msci.memphis
Cecil C. Rousseau, University of Memphis rousseac@mathsci.msci.memphis.edu

2:30 p.m.
Antichains in the partition lattice.
Rod Canfield*, University of Georgia
(91905318) 
3:00 p.m.
Endomorphisms of partially ordered sets
Dwight Duffus, Emory University
Tomasz Luczak*, Emory University
Vojt\v ech R\"odl, Emory University
Andrzej Ruci\'nski, Emory University
(91905254) 
3:30 p.m.
Quadrilaterals in the cube and directed graphs
Richard H. Schelp, University of Memphis
Andrew Thomason*, University of Cambridge and University of Memphis
(91905328)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.5:20 p.m.
Special Session on Partial Differential Equations, II
Room 209, Dunn Hall
Organizers:
Gisele Ruiz Goldstein, University of Memphis Gisele@ceri.memphis.edu
Jerome A. Goldstein, University of Memphis goldstej@mathsci.msci.memphis.edu

2:30 p.m.
Inverse Spectral Problems and Herglotz Functions
Fritz Gesztesy*, University of Missouri  Columbia
(91934202) 
3:00 p.m.
Spectral and growth bounds for the linearized Eulerand kinematic dynamo operator
Yuri Latushkin*, University of MissouriColumbia
Misha Vishik, University of TexasAustin
(91958207) 
3:30 p.m.
The spectrum of the Laplacian on a class of Riemannian manifolds
Robert M Kauffman*, UAB, Birmingham
Alberto G. Setti, University of Milan, Italy
(91947183) 
4:00 p.m.
Lower gradient bound for ground state eigenfunctions of Dirichlet Laplacians
Rodrigo Banuelos, Purdue University
Michael M.H. Pang*, University of MissouriColumbia
(91935260) 
4:30 p.m.
On the solution theory of linear, higher order, factored, abstract Cauchy problems
Nikos Kodogianidis*, Saint Leo College
(91935193) 
5:00 p.m.
Rellich inequalities
Andreas M. Hinz*, University of Munich, Germany
(91935273)

2:30 p.m.

Friday March 21, 1997, 2:30 p.m.5:10 p.m.
Session on Contributed Paper Session
Room 230, Psychology Building

2:30 p.m.
Multiple Spike Layer Solutions to Semilinear Elliptic Equation with Neuman Boundary Conditions
Michal Kowalcyk*, University of Minnesota
(91935317) 
2:45 p.m.
On the relationship betwen a Cauchy problem and a family ofboundary  value problems for a second order differential equation
Aurora Breazna*, Louisiana State University
(91935123) 
3:00 p.m.
On the Thomas  Fermi model for a quantum system
Andrei Breazna*, Louisiana State University
(9193570) 
3:15 p.m.
Summation of functional serious which occur in thermomechenical problem with respect to nongomogeneous structures.
Andriy Mikolaevich Blazhievskiy*, Technological University of Podillya, Khmelnitsky, Ukraine
(9193507) 
3:30 p.m.
CampbellHausdorff series and Palgebras Lie
Boris S Khots*,
(91922297) 
3:45 p.m.
Strong convergence of copulas
Piotr Mikusi\'nski*, University of Central Florida
(91928243) 
4:00 p.m.
Sparp subelliptic estimate for n1 forms on finite type domains
LopHing Ho*, Wichita State University
(9193218) 
4:15 p.m.
Spherical harmonics, multinomial expansions, and the Pythagorean theorem.
Allan Fryant*, Greensboro College
(9194254) 
4:30 p.m.
Minimal Length Normal Forms for Braid words
Margaret A. Yoder*, Eastern Kentucky University
(9192044) 
4:45 p.m.
Geometric Representations of Substitution Dynamical Systems
Luca Q Zamboni*, U.N.T.
Charles Holton, U.C. Berkeley
(91954232) 
5:00 p.m.
Directed Graphs and Geometric Representations of Substitutions
Charles G. Holton, Jr.*, University of California
Luca Q. Zamboni, University of North Texas
(91958299)

2:30 p.m.

Friday March 21, 1997, 5:00 p.m.6:20 p.m.
Special Session on Dynamical Systems and Fractal Geometry, II
Room 109, Dunn Hall
Organizers:
Fernanda Botelho, University of Memphis botelhof@hermes.msci.memst.edu

5:00 p.m.
Maps of the interval, inverse limit spaces, and the pseudoarc
Louis S. Block*, University of Florida
James E. Keesling, University of Florida
Vladimir V. Uspenskij, International Moscow University
(91954228) 
5:30 p.m.
Generalized crises: how planar invariant sets merge asa system parameter is varied
Kathleen Alligood*, George Mason University
(91958241) 
6:00 p.m.
Denjoy minimal sets are far from affine.
Alec Norton*, University of Texas, Austin
(9195823)

5:00 p.m.

Friday March 21, 1997, 7:30 p.m.8:30 p.m.
Paul Erdos Lecture Series Invited Address
Extremal problems for graphs and integers
Room 123, Fogelman Center
Vera T. S\'os*, Hungarian Academy of Science