AMS Sectional Meeting Program by Day
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1997 Spring Southeastern Sectional Meeting
Memphis, TN, March 2122, 1997
Meeting #919
Associate secretaries:
Robert J Daverman, AMS
daverman@math.utk.edu
Saturday March 22, 1997

Saturday March 22, 1997, 7:30 a.m.12:00 p.m.
Registration
Lobby, Psychology Lecture Hall, next to Psychology Building

Saturday March 22, 1997, 7:30 a.m.12:00 p.m.
Book Sale and Electronic Products
Ground Floor Lobby, Psychology Building

Saturday March 22, 1997, 8:00 a.m.8:50 a.m.
Special Session on Dynamical Systems and Fractal Geometry, III
Room 109, Dunn Hall
Organizers:
Fernanda Botelho, University of Memphis botelhof@hermes.msci.memst.edu

8:00 a.m.
The Hausdorff dimension of the boundary of the L\'evy dragon
Paul F. Duvall*, University of North Carolina at Greensboro
James E. Keesling, University of Florida
(91928149)

8:30 a.m.
Geometric approach to global qualitative investigation of polynomial dynamical systems.
Valery A. Gaiko*, Belarus State University of Informatics & Radioelectronics, Minsk, Belarus
(91934171)

Saturday March 22, 1997, 8:00 a.m.10:50 a.m.
Special Session on Complex Analysis in One and Several Variables, III
Room 204, Psychology Building
Organizers:
Dmitry Khavinson, University of Arkansas dmitry@comp.uark.edu

8:00 a.m.
On dilatations and substantial boundary points of homeomorphisms ofJordan curves
Shanshuang Yang*, Emory University
(9193038)

8:30 a.m.
The Hardy class of K{\oe}nigs maps
Pietro PoggiCorradini*, University of Virginia
(9193063)

9:00 a.m.
Quasiselfsimilar Jordan Curves
David A. Herron*, University of Cincinati
(9193067)

9:30 a.m.
The existence of Hayman directions for entire functions of slowgrowth
John Rossi*, Virginia Tech
(91930283)

10:00 a.m.
A ``regular'' pentagonal tiling of the plane
Kenneth Stephenson*, University of Tennessee
Phil Bowers, Florida State University
(91930161)

10:30 a.m.
Composition operators and measures
Joseph A Cima, University of North Carolina
Alec L Matheson*, Lamar University
(9194262)

Saturday March 22, 1997, 8:00 a.m.10:50 a.m.
Special Session on Topology of Manifolds and Singular Spaces, III
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.
Analysis and Topological Manifolds
John Roe*, Jesus College, England
(9195841)

8:30 a.m.
Nonvanishing of Ktheoretic index and applications
Guoliang Yu*, University of Colorado, Boulder
(9191965)

9:00 a.m.
Geometry and homotopy functors
Christopher W. Stark*, University of Florida
(91958105)

9:30 a.m.
Cartesian products of 3manifolds
Slawomir Kwasik*, Tulane University
Reinhard Schultz, University of California, Riverside
(9195794)

10:00 a.m.
Stable Diffeomorphisms of 4manifolds
James F. Davis*, Indiana University
(9195766)

10:30 a.m.
Stabilized fixed point neighborhoods in $4$manifolds
Reinhard Schultz*, University of California, Riverside
S{\l}awomir Kwasik, Tulane University
(9195797)

Saturday March 22, 1997, 8:00 a.m.10:50 a.m.
Special Session on Graph Theory, III
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.
Ramsey colorings for diagonals of convex sets
Heiko Harborth*, Technische Universsit\"at Braunschweig, Germany
(91905155)

8:30 a.m.
The largest matroid circuitcocircuit Ramsey number
Joseph E. Bonin, George Washington University
Jennifer McNulty, University of Montana
Talmage J. Reid*, University of Mississippi
(91905118)

9:00 a.m.
The Order of Magnitude of Some Ramsey Functions
Yusheng Li*, University of Memphis
Cecil C. Rousseau, University of Memphis
(9190548)

9:30 a.m.
Line Graphs and Forbidden Induced Subgraphs
Lubo Soltes*, West Virginia University
HongJian Lai, West Virginia University
(9190584)

10:00 a.m.
Forbidden Ordered Subgraph versus Forbidden Subgraph Characterizations of Graph Classes
Mark C. Ginn*, Austin Peay State University
(9190527)

10:30 a.m.
Aharoni's duality theorem and partially ordered sets
Dwight A Duffus*, Emory University
Edward w Goddard, Emory University
(91905101)

Saturday March 22, 1997, 8:00 a.m.10:50 a.m.
Special Session on Partial Differential Equations, III
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.
Uniqueness of the solution of the Schr\"odinger equation with discontinuous coefficients
Yoshimi Sait\B o*, University of Alabama at Birmingham
(91935259)

8:30 a.m.
Inequalities for the Dirichlet and Neumann Eigenvalues of the Laplacian for Domains on Spheres
Mark S. Ashbaugh*, University of Missouri
(91935264)

9:00 a.m.
On second order linear differential equations with inverse squaresingularities
Rudi Weikard*, University of Alabama at Birmingham
(91934229)

9:30 a.m.
Radial solutions to a Dirichlet problem arising is Astrophysics
Alfonso Castro*, University of North Texas
(91935320)

10:00 a.m.
Finding critical points of the Ginzburg Landau Functional by means of Sobolev Gradients
John W. Neuberger*, University of North Texas
Renka J. Robert, University of North Texas
(91935166)

10:30 a.m.
Asymptotics of the resolvent of the Dirac operator with scalar shortrange and bounded potentials
Christopher Pladdy*, Nicholls State University
(91981309)

Saturday March 22, 1997, 8:30 a.m.10:50 a.m.
Special Session on Approximation in Mathematics, II
Room 351, Dunn Hall
Organizers:
George A. Anastassiou, University of Memphis anastasg@mathsci.msci.memphis.edu

8:30 a.m.
Convergence of Subdivision and Dilation Equations.
Marian Neamtu*, Vanderbilt University
(9196540)

9:00 a.m.
Macroelements and Orthogonal Multiresolutional Analysis
TianXiao He*, Illinois Wesleyan University
(9194142)

9:30 a.m.
Approximating a bandlimited function in terms of its samples
Rudolf Stens*, RWTH Aachen, Lehrstuhl A f\"ur Mathematik, Germany
(91994206)

10:00 a.m.
Weak Copositive and Intertwining Approximation
Ying K. Hu, Georgia Southern University
Kirill A. Kopotun, Vanderbilt University
Xiang M. Yu*, Southwest Missouri State University
(9194145)

10:30 a.m.
Joint Spectral Radius and H\"older Regularity of Multiresolution Analyses
Mohsen Maesumi*, Lamar University
(9194174)

Saturday March 22, 1997, 8:30 a.m.10:45 a.m.
Special Session on Numerical Solutions for Partial Differential Equations, III
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.
Stability and Convergence of Higher Order Finite Element Methods forPartial Differential Equations
Tadeusz J Janik*, University of Alabama in Huntsville
(91965213)

9:00 a.m.
SpaceTime Finite Elements for a Problem in Surface Diffusion
Bernard D Coleman, Rutgers University
Richard S Falk*, Rutgers University
Maher Moakher, Rutgers University
(91965201)

9:45 a.m.
Analysis and computation of flow control and optimization problems
Max D Guznburger*,
(91965214)

10:15 a.m.
Recent Advances in Mixed Finite Element Methods for NonlinearProblems and Applications
EunJae Park*, University of Wyoming
(91965221)

Saturday March 22, 1997, 8:30 a.m.10:50 a.m.
Special Session on Harmonic Analysis and Convexity, III
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.
Floating Body, Illumination Body, and Polytopal Approximation
Carsten H Sch\"utt*, Christian Albrechts Universit\"at
(9195259)

9:00 a.m.
Geometric Averages of Projections of Convex Bodies.
K. K. Spriestersbach*, University of Dallas
(91952284)

9:30 a.m.
Adapted Convex Bodies
Jane R SangwineYager*, Saint Mary's College of California
(91952262)

10:00 a.m.
An inequality for sections and projections of convex bodies
Jonathan Spingarn*, Georgia Tech
(91952275)

10:30 a.m.
Sliding convex bodies inside nonconvex domains
Ralph Howard*, University of South Carolina
(91952211)

Saturday March 22, 1997, 8:30 a.m.10:50 a.m.
Special Session on Chaotic Dynamics, III
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.
On the dynamics of infinite dimensional Hamiltonian particle systems
Oliver R. Knill*, University of Arizona, Tucson
(91982269)

9:00 a.m.
Conformally symplectic dynamics
Carlangelo Liverani, University of Rome II, Italy
Maciej P. Wojtkowski*, University of Arizona
(91958272)

9:30 a.m.
The number of periodic orbits in a polygonal billiard table with pockets
Gregory Galperin*, Eastern Illinois University (EIU)
(91970267)

10:00 a.m.
Periodic orbits for billiards in polygons
Eugene Gutkin*, USC, Los Angeles
(91958173)

10:30 a.m.
Geometry of projective billiards
Serge Tabachnikov*, University of Arkansas
(91958279)

Saturday March 22, 1997, 8:45 a.m.10:55 a.m.
Special Session on Invariants of 3Manifolds, III
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.
Finitetype $3$manifold invariants and the lower central series ofthe Torelli group.
Jerome Paul Levine*, Brandeis University
Stavros Garoufalidis, Harvard University
(91957239)

9:20 a.m.
padic Lie groups and splittings of 3manifold groups
Darren Long, University of California, Santa Barbara
Alan Reid*, University of Texas, Austin
(91957187)

9:55 a.m.
Generalizing Casson's invariant from SU(2) to SU(3)
Hans U. Boden*, McMaster University
Chris Herald, Swarthmore College
(91957111)

10:30 a.m.
Embedding Incompressible Surfaces in ThreeManifolds
Hugh Nelson Howards*, University of California, San Diego
(91954178)

Saturday March 22, 1997, 9:00 a.m.10:50 a.m.
Special Session on Symbolic Dynamics, III
Room 107, Dunn Hall
Organizers:
Paul B. Trow, University of Memphis trowp@mathsci.msci.memphis.edu

9:00 a.m.
Duality and ordered cohomology of shifts of finite type
K. H. Kim, Alabama State University
F. W. Roush, Alabama State University
Susan G. Williams*, University of South Alabama
(91958258)

9:30 a.m.
Polynomial matrices and spectra of nonnegative matrices
K. H. Kim, Alabama State University
Fred W. Roush*, Alabama State University
(91958135)

10:00 a.m.
Graph presentations for Markov shifts
Doris Fiebig*, University of Heidelberg
(91958116)

10:30 a.m.
Factor theorems and embedding theorems for locally compact Markov shifts
Ulf Fiebig*, University of Heidelberg
(91958115)

Saturday March 22, 1997, 9:00 a.m.10:50 a.m.
Special Session on Convergence and Recurrence in Ergodic Theory, III
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.
Tail Fields Generated by Symbol Counts in MeasurePreserving Systems
Karl Petersen*, University of North Carolina
JeanPaul Thouvenot, Universit\' e Pierre et Marie Curie
(91928129)

9:40 a.m.
Symmetric measures and oscillation inequalities
Karin Reinhold*, University of Albany, SUNY
(91928130)

10:20 a.m.
When the Integral is the Limit
Joseph Max Rosenblatt*, University of Illinois
(91928158)

Saturday March 22, 1997, 9:00 a.m.10:50 a.m.
Special Session on Recurrent Neural Networks and Applications, II
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

9:00 a.m.
Nonparametric Adaptive Learning With Feedback
Halbert White*, University of California, San Diego
Xiaohong Chen,
(9196829)

9:30 a.m.
A Learning Algorithm for Applying Cohen's Models to System Identification
James W Howse*,
Chaouki T Abdallah,
Gregory L Heileman,
(91993296)

10:00 a.m.
Extraction of Rules from Recurrent Neural Networks and Applications to Financial Time Series
C. L. Giles*, NEC Research Institute
Steve Lawrence, NEC Research Institute
AhChung Tsoi, University of Woollongong, Australia
(91968308)

10:30 a.m.
Generating Random TimeSeries with Arbitrary Distributions by ChaoticNeural Networks
Xin Wang*, UCLA Computer Science Department
(9196825)

Saturday March 22, 1997, 10:00 a.m.10:20 a.m.
Special Session on Mathematical Methods in Computer Vision, I
Room 219, Psychology Building
Organizers:
Benjamin B. Kimia, Brown University kimia@lems.brown.edu

10:00 a.m.
Hierarchical Markov random fields and stochastic optimization with stable points
Gregory Budzban,
William A. Casey*,
(91960234)

Saturday March 22, 1997, 11:05 a.m.11:55 a.m.
Invited Address
Invariant curve and surface flows in computer vision
Psychology Lecture Hall, next to Psychology Building
Allen R. Tannenbaum*, University of Minnesota

Saturday March 22, 1997, 1:30 p.m.1:50 p.m.
Invited Address
Hodge theory and mapping class groups
Psychology Lecture Hall, next to Psychology Building
Richard M. Hain*, Duke University
(91920148)

Saturday March 22, 1997, 2:30 p.m.4:50 p.m.
Special Session on Approximation in Mathematics, III
Room 351, Dunn Hall
Organizers:
George A. Anastassiou, University of Memphis anastasg@mathsci.msci.memphis.edu

2:30 p.m.
On the mesh independence principle for a certain class of Newton methods and applications
Ioannis K. Argyros*, Cameron University
(9196593)

3:00 p.m.
Multivariate Exponential Differences
Thomas Kunkle*, College of Charleston
(91941169)

3:30 p.m.
Mellin Transforms and the Exponential Sampling Theorem
Paul L. Butzer*, RWTH Aachen
Stefan Jansche, University of Kiel
(91944244)

4:00 p.m.
Moduli of smoothness and best approximation of functions with singularities
Michael Ganzburg*, Hampton University
(91941209)

4:30 p.m.
Optimum Parameters for the Generalized ADI Method
B. Le Bailly, Facultes Universitaires NotreDame de la Paiz, NAMUR
JeanPierre Thiran*, Facultes Universitaires NotreDame de la Paix, NAMUR
(91941271)

Saturday March 22, 1997, 2:30 p.m.4:20 p.m.
Special Session on Symbolic Dynamics, IV
Room 107, Dunn Hall
Organizers:
Paul B. Trow, University of Memphis trowp@mathsci.msci.memphis.edu

2:30 p.m.
Semigroups Associated with 2dimensional Shifts
Nata\v sa Jonoska*, University of South Florida
(91958121)

3:00 p.m.
Characterizing tilings with selfsimilar structures
Natalie M Priebe*, University of North Carolina at Chapel Hill
(91958295)

3:30 p.m.
A class of quasiinvariant measures for the $\beta$shift
Kennan Shelton*, University of North Carolina at Chapel Hill
(91928247)

4:00 p.m.
Friedland's entropy for $Z^2$actions
William Geller*, Indiana UniversityPurdue University
Mark Pollicott, Manchester University, England
(91958300)

Saturday March 22, 1997, 2:30 p.m.5:20 p.m.
Special Session on Dynamical Systems and Fractal Geometry, IV
Room 109, Dunn Hall
Organizers:
Fernanda Botelho, University of Memphis botelhof@hermes.msci.memst.edu

2:30 p.m.
Classification of Denjoy Continua
Marcy Barge*, Montana State University
Robert F Williams, University of Texas at Austin
(91958230)

3:00 p.m.
Local stability and Lyapunov functions
Jorge Lewowicz, Faultad de Ingenier\'\i a., Universidad de La Republica, Uruguay
Juan Tolosa*, Richard Stockton College
(91958225)

3:30 p.m.
Numerical calculations for a family of torus maps with wandering domains.
Patrick D. McSwiggen*, University of Cincinnati
(91958255)

4:00 p.m.
Geometric integration on nonsmooth sets
Jenny C. Harrison*, U.C. Berkelely
(91928286)

4:30 p.m.
Connecting Webs for 2Parameter Dynamical Systems
J. Ringland*, SUNY Buffalo
K. Brucks, Univ. of WisconsinMilwaukee
M. Schell, SMU, Dallas
C. Tresser, IBM, Yorktown Heights, NY
(91958282)

5:00 p.m.
Invariant, generic, and noisy topology
Judy Kennedy*, University of Delaware
(91958306)

Saturday March 22, 1997, 2:30 p.m.5:15 p.m.
Special Session on Numerical Solutions for Partial Differential Equations, IV
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.
Numerical Analysis of Conservation Laws and HamiltonJacobi Equations.
Pierre A. Gremaud*, North Carolina State University
(91965200)

3:00 p.m.
Finite Element Superconvergence for the ReissnerMindlin Plate Model
Zhimin Zhang*, Texas Tech University
(91965252)

3:45 p.m.
Mixed Finite Element Methods on NonMatching Multiblock Grids
Todd Arbogast*, Texas Inst. for Computational and Applied Math., The University of Texas at Austin
Lawrence C. Cowsar, Lucent Technologies Bell Laboratories
Mary F. Wheeler, Texas Institute for Computational and Applied Mathematics, The University of Texas at Austin
Ivan Yotov, Texas Institute for Computational and Applied Mathematics, The University of Texas at Austin
(91965276)

4:15 p.m.
On the Reliability of FEMsolutions for Helmholtz equation
Frank Ihlenburg*, The University of Texas
(91965281)

4:45 p.m.
Finite Element Methods and Domain Decomposition Algorithms for a fluidSolidInteraction Problem
Xiaobing Feng*, The University of Tennessee
(91965236)

Saturday March 22, 1997, 2:30 p.m.3:40 p.m.
Special Session on Convergence and Recurrence in Ergodic Theory, IV
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.
Multiparameter Superadditive Ergodic Theorems for Mean Ergodic$L_1$contractions
Do\u gan \c C\" omez*, North Dakota State University
(91928124)

3:10 p.m.
Random Averages
M\'at\'e Wierdl*, University of Memphis
(91928167)

Saturday March 22, 1997, 2:30 p.m.5:20 p.m.
Special Session on Complex Analysis in One and Several Variables, IV
Room 204, Psychology Building
Organizers:
Dmitry Khavinson, University of Arkansas dmitry@comp.uark.edu

2:30 p.m.
Sums of Kernel Functions
Daniel H Luecking*, University of Arkansas
(91930110)

3:00 p.m.
Cyclic vectors for crescent domains
Alexandru Aleman, Fernuniversitaet Hagen, Germany
Stefan Richter, University of Tennessee, Knoxville
William T. Ross*, University of Richmond
(9193061)

3:30 p.m.
Estimates of the Bergman kernel in Bergman spaces with radial weights
Richard Rochberg*, Washington University
Finbarr Holland, Cork University, Ireland
(91946198)

4:00 p.m.
Extremal Functions in Some Weighted Bergman Spaces
Carl Sundberg*, University of Tennessee
(91932237)

4:30 p.m.
Compact composition operators between weighted Bergman spaces on convex domains in $C^n$
Peter R. Mercer*, St. Mary's College of Maryland
(91932143)

5:00 p.m.
Distortion Theorems and Coefficient Bounds for Subclasses of Univalent Functions
Bruce O'Neill*, Mississippi Valley State University
(91930291)

Saturday March 22, 1997, 2:30 p.m.4:50 p.m.
Special Session on Harmonic Analysis and Convexity, IV
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.
The Fourier transform formula for the volume of sectionsof star bodies, and minimal sections of the $l_p^n$balls with $0
Alexander Koldobsky*, University of Texas at San Antonio
(9195256)

3:00 p.m.
Minkowski Sums of Projections of Convex Bodies
Paul R. Goodey*, University of Oklahoma
(91952212)

3:30 p.m.
Even valuations on convex bodies
Daniel A. Klain*, Georgia Institute of Technology
(9195299)

4:00 p.m.
The Santalo body of a convex body (joint work of E. Werner and M. Meyer)
Mathieu Meyer*, Universite de MarnelaVallee, France
Elisabeth M. Werner, Case Western REserve University
(91952303)

4:30 p.m.
A general geometric construction for affine surface area
Elisabeth M. Werner*, Case Western Reserve University
(91952314)

Saturday March 22, 1997, 2:30 p.m.4:40 p.m.
Special Session on Invariants of 3Manifolds, IV
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.
The Kauffman bracket skein algebra of links and arcs.
J\'ozef H. Przytycki*, George Washington University
(91957313)

3:05 p.m.
The Quest for the Minimum Volume Orientable Cusped Hyperbolic 3Manifolds
Chun Christopher Cao, Boston College
G. Robert Meyerhoff*, Boston College
(91957311)

3:40 p.m.
Construction and Classification of 1+1+1dim TQFT's.
Thomas Kerler*, Ohio State University
Volodimir Lyubashenko, Kansas State University
(91955302)

4:15 p.m.
Four vertex theorem and contact topology
Thomas K.K. Au, The Chinese University of Hong Kong
XiaoSong Lin*, University of California, Riverside
(91957270)

Saturday March 22, 1997, 2:30 p.m.4:50 p.m.
Special Session on Chaotic Dynamics, IV
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.
Building higher degree Julia sets
John C Mayer*, University of Alabama at Birmingham
(91954277)

3:00 p.m.
Intertwining Surgery and the Geography of the Cubic Connectedness Locus
Michael Yampolsky*, SUNY at Stony Brook
Adam Epstein, SUNY at Stony Brook
(91958185)

3:30 p.m.
Calculating Topological Entropy
Stewart L. Baldwin*, Auburn University, Auburn
Edward E Slaminka,
(91958268)

4:00 p.m.
Typical limit sets of critical points for smooth interval maps, II
Alexander Blokh*, University of Alabama at Birmingham
Michal Misiurewicz, Indiana University  Purdue University Indianapolis
(91958292)

4:30 p.m.
Typical limit sets of critical points for smooth interval maps, I
Alexander Blokh, University of Alabama at Birmingham
Michal Misiurewicz*, Indiana University  Purdue University Indianapolis
(91958290)

Saturday March 22, 1997, 2:30 p.m.5:50 p.m.
Special Session on Topology of Manifolds and Singular Spaces, IV
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.
The Stratified Structure of Alexandrov Spaces
Conrad P Plaut*, University of Tennessee
(91953176)

3:00 p.m.
Finiteness theorems for hyperbolic manifolds
Igor Belegradek*, University of Maryland, College Park
(91957133)

3:30 p.m.
Algebraic Topology for Controlled Spaces
Hans J Munkholm*, IMADA, Odense University, Denmark
(9195546)

4:00 p.m.
The Geometric Finiteness Obstruction for Boundedly Controlled CW Complexes
Jill H. Wiesner*, Guilford College
(91957109)

4:30 p.m.
A comparison of Steenrod homology theories
Douglas Mennella*, SUNY at Binghamton
(9195586)

5:00 p.m.
On the exponent of the topological equivariant Kgroups.
Francis X. Connolly, University of Notre Dame
Stratos Prassidis*, Vanderbilt University
(9191971)

5:30 p.m.
Embedding theorems for Poincar\'e complexes
John R. Klein*, Bielefeld University
(9195551)

Saturday March 22, 1997, 2:30 p.m.5:20 p.m.
Special Session on Graph Theory, IV
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.
Crossings in the Complete Graph
Barry L Piazza, University of Southern Mississippi
Sam Stueckle, Travecca Nazarene University
Richard D. Ringeisen*, East Carolina University
Heiko Harborth, Tech Universitat Braunschweig
Richard Guy, University of Calgary
(9190557)

3:00 p.m.
Uniform Maximum Degree and Edge Density
Debra Knisley*, East Tennessee State University
(91905146)

3:30 p.m.
Clique covering the edges of a locally cobipartite graph
Guantao Chen*, Georgia State University
Michael Jacobson, University of Louisville
Andr\'{e} K\'{e}zdy, University of Louisville
Jen\H{o} Lehel, University of Louisville
Edward Scheinerman, The Johns Hopkins University
Chi Wang, University of Louisville
(9190591)

4:00 p.m.
Heavy transversals in weighted hypergraphs with an application to consensus
Andr\'{e} E. K\'{e}zdy*, University of Louisville
Jen\H{o} Lehel, University of Louisville
Robert Powers, University of Louisville
(9190585)

4:30 p.m.
Minimal directed graphs of specified diameter
Zolt\'an F\"uredi*, University of Illinois and Math. Inst. of the Hungarian Academy
(91905152)

5:00 p.m.
On the Number of Vertices with Specified Eccentricity
Dhruv Mubayi, University of Illinois
Douglas B. West*, University of Illinois
(9190598)

Saturday March 22, 1997, 2:30 p.m.5:20 p.m.
Special Session on Partial Differential Equations, IV
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.
Peicewise $C^1$ Viscosity Solutions of Some Bellman Equations
James R. Dorroh*, Louisiana State University
Guillermo S. Ferreyra, Louisiana State University
(91935274)

3:00 p.m.
A Free Boundary Problem with Both Smooth and Nonsmooth Fit
J. R. Dorroh, Louisiana State University, Baton Rouge
Guillermo Ferreyra*, Louisiana State University, Baton Rouge
(91949261)

3:30 p.m.
An age dependent regularization of Martin's problem
W. Fitzgibbon, University of Houston
J. Morgan, Texas A&M University
M. Parrott*, University of South Florida
G. Webb, Vanderbilt University
(91935307)

4:00 p.m.
Existence results for Classes of Constrained Semipositone problems
Ratnasingham Shivaji*, Mississippi State University
(91935257)

4:30 p.m.
Weakly Coupled Systems of Partial Differential Equations Modelling the Circulation of Infectious Disease in Structured Populations
William E. Fitzgibbon, III*, University of Houston
Michel Langlais, Universite Bordeaux 2
(91935153)

5:00 p.m.
Large Diffusive Models of Resource and Sexual Competition
Wei Feng*, University of North Carolina at Wilmington
Wei Liu, University of North Carolina at Wilmington
(91935319)
Inquiries: meet@ams.org