AMS Sectional Meeting Full Program
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1996 Fall Southeastern Sectional Meeting
Chattanooga, TN, October 1112, 1996
Meeting #915
Associate secretaries: Robert J Daverman, AMS daverman@math.utk.edu
Friday October 11, 1996

Friday October 11, 1996, 8:00 a.m.10:50 a.m.
Special Session on Commutative Ring Theory, I
Room 204, University Center Organizers: David F. Anderson, University of Tennessee, Knoxville anderson@novell.math.utk.edu
David E. Dobbs, University of Tennessee, Knoxville dobbs@novell.math.utk.edu

8:00 a.m.
Finitely generated mmultiplicative subsemigroups of rings.
D. D. Anderson*, Univesity of Iowa
(9151308)

8:30 a.m.
Rooty and root closed domains
Jeanam Park*, University of Tennessee
(91513236)

9:00 a.m.
Prufer subrings of Int(Z).
Alan Loper*, Ohio StateUniversityNewark
(91513229)

9:30 a.m.
The Skolem Property in Rings of IntergerValued Polynomials
William W. Smith*, Math Dept, UNCCH
JeanLuc Chabert,
Scott T. Chapman,
(91513226)

10:00 a.m.
On the IVequivalence of $E$ and $f(E)$
Robert Gilmer*, Florida State University
(91513228)

10:30 a.m.
Locally Nilpotent Derivations of Maximal Rank on Polynomial Rings
Gene Freudenburg*,
(91513209)

Friday October 11, 1996, 8:00 a.m.10:50 a.m.
Special Session on Galois Theory, I
Room 212, University Center Organizers: Kevin R. Coombes, University of Maryland, College Park krc@math.umd.edu
Helmut Voelklein, University of Florida helmut@math.ufl.edu

8:00 a.m.
Groups of genus zero
Daniel E. Frohardt, Wayne State University
Kay Magaard*, Wayne State University
(91520339)

8:30 a.m.
Exceptional polynomials over finite fields
Peter M\"uller*, Univ. of Florida
Robert M. Guralnick, University of Southern California
(91512135)

9:00 a.m.
Finitely generated Galois groups of $p$henselian fields
Ido Efrat*,
(9151260)

9:30 a.m.
Scalar extensions of solvable crossed products.
Steven Liedahl*,
(9151227)

10:00 a.m.
A Realizability Problem about Partitions
A'ron Bereczky*,
(91520259)

10:30 a.m.
Exceptionality and the Schur question for rational functions
Robert M. Guralnick*, University of Southern California
Peter M\"uller, University of Florida
Jan Saxl, Cambridge University
(91512161)

Friday October 11, 1996, 8:00 a.m.10:50 a.m.
Special Session on Matrix Theory, I
Room 102C, University Center Organizers: ShuAn Hu, University of Tennessee, Chattanooga
Zhongshan Li, Georgia State University matzli@gsusgi2.gsu.edu
Ronald Lee Smith, University of Tennessee, Chattanooga rsmith@utcvm.utc.edu
Frank Uhlig, Auburn University, Auburn uhligfd@mail.auburn.edu

8:00 a.m.
Recent Progress in Matrix Completion Problems
Charles R. Johnson*, College of William and Mary
(91515115)

8:50 a.m.
Completion of triangular matrices
Leiba Rodman*, College of William and Mary
(91515116)

9:40 a.m.
A Note on Positive Definite Completions
Mihaly Baconyi*, Georgis State University
(91515150)

10:10 a.m.
The Real Positive Definite Completion Problem for Nonchordal Graphs
Wayne W. Barrett*, Brigham Young University
(91515148)

Friday October 11, 1996, 8:00 a.m.10:50 a.m.
Special Session on Applied Probability, I
Room 103, University Center Organizers: Thomas Kozubowski, University of Tennessee, Chattanooga tkozubow@cecasun.utc.edu
Anna Katarzyna Panorska, University of Tennessee, Chattanooga panorska@utkux.utcc.utk.edu

8:00 a.m.
Convergence of random series and symmetric infinitely divisible processes with sample paths in Orlicz spaces
Michael Braverman, BenGurion University
Gennady Samorodnitsky*, Cornell University
(9156072)

8:30 a.m.
Geometric Stable Laws through Series Representations
Krzysztof Podg\'orski*, Department of Mathematical Sciences, IUPUI, Indianapolis
(9156020)

9:00 a.m.
Toward Numerical Approximation of the SkewStable Distributions
J. H. McCulloch*,
(91541155)

9:30 a.m.
Estimation of stable spectral measures
John P. Nolan,
Anna K. Panorska*,
Huston J. McCulloch,
(91560133)

10:00 a.m.
Geometric stable processes and their applications
Tomasz J. Kozubowski*,
Krzysztof Podgorski,
(91560127)

10:30 a.m.
Structural analysis of stationary stable random fields
Jan Rosinski*, University of Tennessee, Knoxville
(91560106)

Friday October 11, 1996, 8:30 a.m.10:50 a.m.
Special Session on Nonlinear Partial Differential Equations, I
Room 102A, University Center Organizers: James R. Ward, Jr., University of Alabama, Birmingham ward@math.uab.edu
Gilbert A. Weinstein, University of Alabama, Birmingham weinstei@math.uab.edu

8:30 a.m.
Strongly monotone skewproduct semiflows.
W. Shen, Auburn University
Yingtei Yi*, Georgia Tech
(91535140)

9:00 a.m.
Classical solutions for the MullinsSekerka model.
Gieri Simonett*, Vanderbilt University, Nasville, TN
Joachim Escher, University of Basel, Switzerland
(9153538)

9:30 a.m.
The Dynamics of a ReactionDiffusion Equation with Time Delay
Wenzhang Huang*, University of Alabama in Huntsville
(91535300)

10:00 a.m.
A Diffusive Spatially Dependent Epidemic Model for a Population in Equilibrium
William E. Fitzgibbon,
Irene Loomis*, University of Tennessee at Chattanooga
Sheila J. Waggoner,
(91535183)

10:30 a.m.
An Analysis of the Rotationally Symmetric Flexible Membrane Problem Using Upper and Lower Solutions
Stephen B Robinson*, Wake Forest University
(91535168)

Friday October 11, 1996, 8:30 a.m.10:50 a.m.
Special Session on Geometric Topology, I
Room 102B, University Center Organizers: Alexander Nikolaevich Dranishnikov, University of Florida dranish@math.ufl.edu
Jerzy Dydak, University of Tennessee, Knoxville dydak@math.utk.edu
James E. Keesling, University of Florida jek@math.ufl.edu

8:30 a.m.
Finite group actions on products of Menger manifolds
Krystyna M Kuperberg*, Auburn University
(91554180)

9:00 a.m.
Topological Dynamics and Invariants of Manifolds
Christopher W. Stark*, University of Florida
(91557185)

9:30 a.m.
On the equivalent spines problem.
Dusan Repovs*,
(9155715)

10:00 a.m.
CAT (0) groups with nonlocally connected boundary.
Michael L. Mihalik*, Vanderbilt University
(91520103)

10:30 a.m.
Cohomological dimension of Tychonov spaces
Alex Chigogidze*, Univ. of Saskatchewan
(9155591)

Friday October 11, 1996, 8:50 a.m.10:50 a.m.
Special Session on Reform in Undergraduate Mathematics Education, I
Room 110, University Center Organizers: Betsy Darken, University of Tennessee, Chattanooga bdarken@utcum.utc.edu
Aniekan Asukwo Ebiefung, University of Tennessee, Chattanooga aebiefun@utcum.utc.edu
Stephen W. Kuhn, University of Tennessee, Chattanooga skuhn@utcvm.utc.edu
Robert Glenn Wynegar, University of Tennessee, Chattanooga

8:50 a.m.
Why Linear Algebra  How Linear Algebra ?
Frank D. Uhlig*, Auburn University
(91598101)

9:30 a.m.
Darken Discussion

10:00 a.m.
Keeping Mathematics Current by Negotiating Netscape
Gladys H. Crates*, Chattanooga State Technical Community College
Edward C. Nichols, Chattanooga State Technical Community College
John C. Peterson, Chattanooga State Technical Community College
(91598162)

10:30 a.m.
Implementing mathematics curricular reform in a midsized department
Michael May*, St. Louis University
Hongming Ding, St. Louis University
(91598279)

Friday October 11, 1996, 9:00 a.m.10:50 a.m.
Special Session on Dynamical Systems and Continuum Theory, I
Room 117, University Center Organizers: John Clyde Mayer, University of Alabama, Birmingham mayer@Vorteb.math.uab.edu

9:00 a.m.
H\'enon mappings and Wada lakes
Ralph W. ObersteVorth*,
(91558293)

9:30 a.m.
A compatification of the Fatou mapping as a dynamical system.
Vladimir F. Veselov*, Cornell University
(91532282)

10:00 a.m.
Hyperbolic Julia sets in ${\Bbb C}^n$
Hartje Kriete*,
(9153040)

10:30 a.m.
Flows in Higher Dimensional Solenoids
Alex D Clark*, Auburn University
(91558214)

Friday October 11, 1996, 11:05 a.m.11:55 a.m.
Invited Address
Nodes, nodal lines, nodal surfaces: Using this data to solve inverse problems.
Room 110, University Center
Joyce R. McLaughlin*, Rensselaer Polytechnic Institute
(9150003)

Friday October 11, 1996, 1:25 p.m.2:15 p.m.
Invited Address
Galois theory for curves
Room 110, University Center
David Harbater*, University of Pennsylvania
(91514108)

Friday October 11, 1996, 2:30 p.m.5:50 p.m.
Special Session on Commutative Ring Theory, II
Room 204, University Center Organizers: David F. Anderson, University of Tennessee, Knoxville anderson@novell.math.utk.edu
David E. Dobbs, University of Tennessee, Knoxville dobbs@novell.math.utk.edu

2:30 p.m.
Prime decompositions of certain determinantalideals
Shashikant B. Mulay*, University of Tennessee
(91513237)

3:00 p.m.
Criteria for Unique Factorization in Integral Domains
Daniel D. Anderson,
Scott T. . Chapman*,
Franz HalterKoch,
Muhammad Zafrullah,
(91513260)

3:30 p.m.
Integral extensions of halffactorial domains.
Jim Coykendall*, North Dakota State University
(91513273)

4:00 p.m.
Strong convergence properties of SFT rings.
Jim Coykendall, North Dakota State University
John T. Condo*, Woodstock, Georgia
(91513274)

4:30 p.m.
Polynomial or power series extensions with linearly ordered intermediate rings
Michael Gilbert*, University of Tennessee
(91513219)

5:00 p.m.
When is $\bf Z[alpha]$ seminormal or $t$closed?
Martine PicavetL'Hermitte*, Universite Blaise Pascal
(9151349)

5:30 p.m.
Splitting multiplicative sets generated by HFsets
David F. Anderson, University of Tennessee
GiIk Kim, Myungji University
HeungJoon Oh*, Chodong University
Jeanam Park, University of Tennessee
(91513199)

Friday October 11, 1996, 2:30 p.m.4:50 p.m.
Special Session on Galois Theory, II
Room 212, University Center Organizers: Kevin R. Coombes, University of Maryland, College Park krc@math.umd.edu
Helmut Voelklein, University of Florida helmut@math.ufl.edu

2:30 p.m.
Arithmetic lifting of Galois extensions
Elena V. Black*, University of Pennsylvania
(91514239)

3:00 p.m.
Mock covers and Galois theory over complete domains
Tamara R. Lefcourt*, University of Texas at Austin
(91514278)

3:30 p.m.
Formal patching and group theory applied to fundamentalgroups.
Katherine F. Stevenson*, University of Maryland, College Park
(91512333)

4:00 p.m.
The action of the absolute Galois group on the fundamental group of algebraic varieties
Yasutaka Ihara*, Kyota University, Japan
(91514347)

4:30 p.m.
Lifting of Galois coverings of curves.
Marco Andrea Garuti*, Universiteit Utrecht, Vakgroep Wiskunde, Utrecht (NL)
(91512346)

Friday October 11, 1996, 2:30 p.m.5:20 p.m.
Special Session on Nonlinear Partial Differential Equations, II
Room 102A, University Center Organizers: James R. Ward, Jr., University of Alabama, Birmingham ward@math.uab.edu
Gilbert A. Weinstein, University of Alabama, Birmingham weinstei@math.uab.edu

2:30 p.m.
Motion by Surface Tension
Nicholas Alikakos*, University of Tennessee
(91535195)

3:00 p.m.
Discontinuous behavior of equilibria for liquid drops that contact two planes
Paul Concus,
Robert Finn,
John McCuan*,
(91553248)

3:30 p.m.
An existence theorem for a superlinear twopoint boundary value problem
Anna Capietto*,
(91534166)

4:00 p.m.
Periodicity In Diffusive Epidemic Models
Mary E. Parrott*,
William E. Fitzgibbon,
Jeffrey J. Morgan,
(91535266)

4:30 p.m.
Uniqueness of Positive Solutions for a Dirichlet Problem
Jairo Santanilla*, University of New Orleans
(91535291)

5:00 p.m.
Bounds on trajectoreis in di9ffusive predatorprey models.
Robert Stephen Cantrell*, University of Miami
Chris Cosner, Universityof Miami
(91592320)

Friday October 11, 1996, 2:30 p.m.6:00 p.m.
Special Session on Matrix Theory, II
Room 102C, University Center Organizers: ShuAn Hu, University of Tennessee, Chattanooga
Zhongshan Li, Georgia State University matzli@gsusgi2.gsu.edu
Ronald Lee Smith, University of Tennessee, Chattanooga rsmith@utcvm.utc.edu
Frank Uhlig, Auburn University, Auburn uhligfd@mail.auburn.edu

2:30 p.m.
Accuracy in Eigenvalue Computations
Roy Mathias*, College of William and Mary
(91515136)

3:20 p.m.
Iterative Methods for Nonsymmetric Linear Systems
Noel M. Nachtigal*, Oak Ridge National Lab
(9151574)

3:50 p.m.
Using Sparse Direct Factorization Techniques for EncodingTermbyDocument Matrices
Michael W. Berry*, University of Tennessee
(9151581)

4:20 p.m.
How to Make Matrix Perturbation Results Look Good for Small Eigenvalues
Ilse C.F. Ipsen*, Department of Mathematics
(9151597)

4:50 p.m.
Rook's Pivoting in Parallel.
George D. Poole*, East Tennessee State University
(91515345)

5:20 p.m.
Linear Algebra Computations in Optical Imaging
Robert J. Plemmons*, Wake Forest University
(91515144)

Friday October 11, 1996, 2:30 p.m.5:50 p.m.
Special Session on Geometric Topology, II
Room 102B, University Center Organizers: Alexander Nikolaevich Dranishnikov, University of Florida dranish@math.ufl.edu
Jerzy Dydak, University of Tennessee, Knoxville dydak@math.utk.edu
James E. Keesling, University of Florida jek@math.ufl.edu

2:30 p.m.
Splitting approximate fibrations over generalized manifolds
John L. Bryant*, Florida State University
Penelope A. Kirby, Florida State University
(91557200)

3:00 p.m.
Cores of noncompact manifolds
Gerard A. Venema*, Calvin College
(91557332)

3:30 p.m.
Survey of properties of visual compactifications of CAT(0) Davis manifolds
Fredric D. Ancel*, University of Wisconsin  Milwaukee
(91557172)

4:00 p.m.
Two point set extensions.
Jan J. Dijkstra*, The University of Alabama
Jan van Mill, Vrije Universiteit
(91528100)

4:30 p.m.
Negatively curved graph metrics with applications
Philip L. Bowers*, Florida State University
(91554224)

5:00 p.m.
Novikov Conjectures and Relative Hyperbolicity
Boris Goldfarb*, Stanford University
(9155795)

5:30 p.m.
Exotic smooth structures on non positively curved symmetric spaces
Boris L. Okun*, The Ohio State University
(91553290)

Friday October 11, 1996, 2:30 p.m.4:50 p.m.
Special Session on Optimization, I
Room 406, Brock Hall Organizers: Jerald P. Dauer, University of Tennessee, Chattanooga
Ossama A. Saleh, University of Tennessee, Chattanooga osaleh@utcvm.utc.edu

2:30 p.m.
New Perturbation Results for the Linear Complementarity Problemwith Pomatrices
Aniekan Asukwo Ebiefung*, The University of Tennessee at Chattanooga
(9159055)

3:00 p.m.
Mathematical Programming Models for Constrained Discriminant Analysis
Richard J Gallagher*, Columbia University
Eva K Lee, Columbia University
David A Patterson, University of Montana
(91590213)

3:30 p.m.
How to Solve a Nonlinear Complementarity Problem
Michael M. Kostreva*,
(91590217)

4:00 p.m.
Computational Experiments of an InteriorPoint Algorithmin a BranchandCut Framework
Eva K Lee*, Columbia University
(91590227)

4:30 p.m.
An augmented Lagrangian Scalarization for multiple objective programming.
Matthew Ten Heuisen,, L.*, The University of North Carolina at Wilmington
(91590277)

Friday October 11, 1996, 2:30 p.m.5:20 p.m.
Special Session on Mathematical Aspects of Wave Propogation Phenomena, I
Room 301, Brock Hall Organizers: B. Belinskiy, University of Tennessee, Chattanooga bbelinsk@utcvm.utc.edu
Yongzhi Xu, University of Tennessee, Chattanooga

2:30 p.m.
discussion

2:30 p.m.
Near Field Acoustic Approximations in a Shallow Ocean
Robert Pertsch Gilbert*, University of Delaware, Newark
Zhongyan Lin, University of Delaware, Newark
(91535337)

3:00 p.m.
Near Field Acoustic Approximations in a Shallow Ocean
Zhongyan Lin*, University of Delaware
(91535318)

3:30 p.m.
The Wavelet PetrovGalerkin method for Integral Equations of the Second Kind
Yuesheng Xu,, Ph.D.*, North Dakota State Univ.
Charles A. Micchelli,, Ph.D.,
Zhongying Chen,, Ph.D.,
(91541118)

4:00 p.m.
Object Shape Determination Using Incomplete Data in a Stratified Medium
Yongzhi Xu*,
(91535271)

4:30 p.m.
Determination of seabed parameters from far field acoustic data.
James L. Buchanan*, U.S. Naval Academy
(91586241)

5:00 p.m.
Global existence and scattering for smallamplitude solutions ofnonlinear wave equations on the threedimensional lattice.
Pete Schultz*, New York University
(91539269)

Friday October 11, 1996, 2:30 p.m.5:00 p.m.
Special Session on Reform in Undergraduate Mathematics Education, II
Room 201, Brock Hall Organizers: Betsy Darken, University of Tennessee, Chattanooga bdarken@utcum.utc.edu
Aniekan Asukwo Ebiefung, University of Tennessee, Chattanooga aebiefun@utcum.utc.edu
Stephen W. Kuhn, University of Tennessee, Chattanooga skuhn@utcvm.utc.edu
Robert Glenn Wynegar, University of Tennessee, Chattanooga

2:30 p.m.
Why is There So Much Interest in Linear Algebra Reform ?
Charles R. Johnson*, College of William and Mary
(91598235)

3:15 p.m.
Using Software to Motivate, Visualize, and Discover Linear Algebra Concepts
Steven J. Leon*, University of Massachusetts Dartmouth
(91598243)

4:10 p.m.
The University of Kentucky Laboratory Calculus Program
Paul M. Eakin,, Jr.*, University of Kentucky
(91598245)

4:40 p.m.
A course in visual problem solving.
Carl Eberhart*, University of Kentucky
(91598247)

Friday October 11, 1996, 2:30 p.m.6:20 p.m.
Special Session on Conformal Analysis, I
Room 401, Brock Hall Organizers: David Howard Hamilton, University of Maryland, College Park dhh@math.umd.edu

2:30 p.m.
Some local results related to the Bloch and Landau constants.
Albert Baernstein,, II*, Washington University
Jade Vinson, Washington University
(91530329)

3:00 p.m.
Extremal domains for eigenvalues of Laplacians
Richard Snyder Laugesen*, Johns Hopkins University
Carlo Morpurgo, University of Texas
(91535174)

3:30 p.m.
Harmonic measure of curves in the disk.
Donald E. Marshall*, University of Washington
Carl Sundberg, University of Tennessee
(91530313)

4:00 p.m.
Harmonic Measure of Curves in the Disk
Carl Sundberg*, University of Tennessee
(91530308)

4:30 p.m.
Paraexponentials, Muckenhoupt weights, and resolvents of dyadic paraproducts.
Cristina Pereyra, Princeton University
Lesley Ward*, Rice University
(91542186)

5:00 p.m.
Conformal measures for rational functions revisited.
M. Urba\'nski*, University of North Texas
(91530315)

5:30 p.m.
Harmonic measure and metric estimates of Julia sets.
Alexander Volberg*, Michigan State
(91530316)

6:00 p.m.
Escaping geodesics of Riemann surfaces and applications.
Jos\'e L. Fern\'andez*, Universidad Aut\'onoma de Madrid
(91530324)

Friday October 11, 1996, 2:30 p.m.5:50 p.m.
Special Session on Applied Probability, II
Room 103, University Center Organizers: Thomas Kozubowski, University of Tennessee, Chattanooga tkozubow@cecasun.utc.edu
Anna Katarzyna Panorska, University of Tennessee, Chattanooga panorska@utkux.utcc.utk.edu

2:30 p.m.
An interpolation formula and its (many) consequences
Christian Houdr\'e*, Georgia Institute of Technology
(9156075)

3:00 p.m.
A logarithmic hypercontraction inequality.
Jerzy Szulga*,
(91560154)

3:30 p.m.
Random sphere of influence graphs
Tae K. Chalker, Department of Mathematics, Occidental College
Anant P. Godbole*, Department of Mathematical Sciences, Michigan Tech University.
Joshua Radcliff, Department of Mathematics, University of Michigan
Otto G. Ruehr, Department of Mathematical Sciences, Michigan Tech University
(9156022)

4:00 p.m.
Nonlinear Models for Time Series Using Mixtures of Experts
Robert J . Adler*,
(91560163)

4:30 p.m.
Limit Theorems for DiscountedSum Decision Processes in MultipleAsset Sales and Energy Storage
Robert P. Kertz*, Georgia Institute of Technology
(9156286)

5:00 p.m.
Extremal properties of random fields
Malcolm R. Leadbetter*, University of NC at Chapel Hill
(91560262)

5:30 p.m.
Optimal Adaptive Control of a Class of Partially Observed Stochastic Control Systems.
Kurt Helmes*, University of Kentucky
(91560359)

Friday October 11, 1996, 2:30 p.m.5:20 p.m.
Special Session on Dynamical Systems and Continuum Theory, II
Room 117, University Center Organizers: John Clyde Mayer, University of Alabama, Birmingham mayer@Vorteb.math.uab.edu

2:30 p.m.
Organization of parameter space for simple circle maps
Karen Brucks*, University of Wisconsin  Milwaukee
(91558250)

3:00 p.m.
Typical limit sets of critical points for interval maps
Alexander Blokh*, University of Alabama at Birmingham
Micha\l\ Misiurewicz, Indiana University  Purdue University Indianapolis
(91558261)

3:30 p.m.
ColletEckmann maps are unstable
Alexander Blokh, University of Alabama at Birmingham
Micha\l\ Misiurewicz*, Indiana University  Purdue University Indianapolis
(91558258)

4:00 p.m.
Jumps in Rotation Sets at Crises
Kathleen Alligood*, George Mason University
(91558285)

4:30 p.m.
Indecomposable continua in fluid flow past a spatial array of cylinders.
Judy Kennedy*, University of Delaware
Miguel Sanjuan, Univesity of Madrid
celso Grebogi Ipst, University of Maryland
James A. Yorke, University of Maryland
(91554184)

5:00 p.m.
A further non AubryMather annulus diffeomorphism.
Mark H. Turpin*, University of Hartford
(91558190)

Friday October 11, 1996, 2:30 p.m.5:20 p.m.
Special Session on Settheoretic Topology, I
Room 405, Brock Hall Organizers: Peter J. Nyikos, University of South Carolina nyikos@math.sc.edu

2:30 p.m.
Some Results on Covering Properties
Zoltan T. Balogh*, Miami University
(91554240)

3:00 p.m.
{Diagonal Conditions in Generalized Ordered Spaces}
David J. Lutzer*, College of William and Mary
(91554210)

3:30 p.m.
Property III in Generalized Ordered Spaces
Harold R Bennett*, Texas Tech University
(91554211)

4:00 p.m.
On Dense Subspaces of Generalized Ordered Spaces
Steven D. Purisch*, Barry University
Harold R. Bennett, Texas Tech University
David J. Lutzer, College of William and Mary
(91554323)

4:30 p.m.
Monotone Insertion Properties of Stratifiable Spaces
Peter Nyikos, University of South Carolina
Chunliang Pan*, University of South Carolina
(91554232)

5:00 p.m.
Neighborhood assignments: A unified approach to metrization and uniformity.
Richard Hodel*, Duke University
(91554328)

Friday October 11, 1996, 2:30 p.m.5:20 p.m.
Special Session on Inverse Spectral Problems For Differential Operators, I
Room 402, Brock Hall Organizers: Peter Anton Perry, University of Kentucky perry@ms.uky.edu

2:30 p.m.
Lower Bounds for the First Eigenvalues of the Clamped Plate and Buckling Problems
Mark S. Ashbaugh*, University of MissouriColumbia
Rafael D. Benguria, P. Universidad Catolica de Chile
Richard S. Laugesen, Johns Hopkins University
(91535128)

3:00 p.m.
Inverse Eigenvalue Problems on Directed Graphs
Robert C. Carlson*,
(91534121)

3:30 p.m.
Inverse Spectral Theory and the Borg System
Lester F. Caudill, Jr.*, University of Richmond
Peter A. Perry, University of Kentucky
Albert W. Schueller, University of Kentucky
(91534178)

4:00 p.m.
Heat Content Invariants
Sylvie Desjardins*, University of Ottawa
(91558292)

4:30 p.m.
Trace formulas and inverse spectral problems.
Fritz Gesztesy*, University of Missouri
(91534179)

5:00 p.m.
Degeneracies in the spectra of selfadjoint operators
Mikhail Teytel*, University of Pennsylvania
(9154634)
Saturday October 12, 1996

Saturday October 12, 1996, 8:00 a.m.10:50 a.m.
Special Session on Commutative Ring Theory, III
Room 204, University Center Organizers: David F. Anderson, University of Tennessee, Knoxville anderson@novell.math.utk.edu
David E. Dobbs, University of Tennessee, Knoxville dobbs@novell.math.utk.edu

8:00 a.m.
Warfield Domains
Herman Pat Goeters*, Auburn University
(9151347)

8:30 a.m.
Numbers of generators of ideals in zerodimensional group rings
James S. Okon,
David E. Rush,
J Paul Vicknair*,
(91513257)

9:00 a.m.
Anodality
Gabriel Picavet*, Universite Blaise Pascal
(9151350)

9:30 a.m.
Some relations between finite conductor property and coherence.
Sarah Glaz*, The University of Connecticut
(91513286)

10:00 a.m.
Coherentlike conditions in pullbacks.
Stefania Gabelli, Universita di Roma
N. G. Houston*, University of North Carolina, Charlotte
(91513276)

10:30 a.m.
Semi homogeneous domains
Muhammad Zafrullah*,
D. D. Anderson, University of Iowa
(91513265)

Saturday October 12, 1996, 8:00 a.m.10:50 a.m.
Special Session on Galois Theory, III
Room 212, University Center Organizers: Kevin R. Coombes, University of Maryland, College Park krc@math.umd.edu
Helmut Voelklein, University of Florida helmut@math.ufl.edu

8:00 a.m.
Local Fundamental Groups of Algebraic Varieties
Shreeram S. Abhyankar*, Purdue University
(9151426)

8:30 a.m.
More Classical Groups as Galois Groups
Paul A. Loomis*, Purdue University
(91512216)

9:00 a.m.
$GL(d)$ coverings of the projective line in characteristic $p$.
Ganapathy S. Sundaram*, Purdue University
(91512242)

9:30 a.m.
Frattini Embedding Problems
Bernd Heinrich Matzat*, Univ. Heidelberg
(91512230)

10:00 a.m.
Explicit regular realization of transitive groups of low degree
Gunter Martin Malle*, Universit\"at Heidelberg
(91512234)

10:30 a.m.
Isometries of Quadratic Forms Characterize All $DC$Extensions
John R. Swallow*, Davidson College
(91512105)

Saturday October 12, 1996, 8:00 a.m.10:50 a.m.
Special Session on Matrix Theory, III
Room 102C, University Center Organizers: ShuAn Hu, University of Tennessee, Chattanooga
Zhongshan Li, Georgia State University matzli@gsusgi2.gsu.edu
Ronald Lee Smith, University of Tennessee, Chattanooga rsmith@utcvm.utc.edu
Frank Uhlig, Auburn University, Auburn uhligfd@mail.auburn.edu

8:00 a.m.
Kostant's convexity theorem and compact classical groups
TinYau TAM*, Auburn University
(91515109)

8:45 a.m.
Special Classes of Positive and Completely Positive Maps
ChiKwong Li*, The College of William and Mary
(9151584)

9:15 a.m.
Consecutivecolumn and row properties of matrices and theLoewnerWhitney factorization
Thomas L. Markham*, University of South Carolina
(91515125)

10:00 a.m.
Row Appending Maps, $\Psi$Functions, and ImmanantInequalities for Hermitian Positive Semidefinite Matrices
Thomas H. Pate, Jr.*, Auburn University
(91515338)

10:30 a.m.
Interlacing Theorems and Structured Matrices
Peter Nylen*, Auburn University
Frank Uhlig, Auburn University
(9151548)

Saturday October 12, 1996, 8:00 a.m.10:50 a.m.
Special Session on Mathematical Aspects of Wave Propogation Phenomena, II
Room 301, Brock Hall Organizers: B. Belinskiy, University of Tennessee, Chattanooga bbelinsk@utcvm.utc.edu
Yongzhi Xu, University of Tennessee, Chattanooga

8:00 a.m.
Spectral asymptotics for Laplacian in domains with fractal boundaries.
Stanislav Molchanov, UNC at Charlotte
Boris R. Vainberg*, UNC at Charlotte
(91535225)

8:30 a.m.
Application of Zero Range Potentials for Fractures Modelling in Fluid Loaded Elastic Plates
Ivan V. Andronov*, Dept. of Mathematical \& Computational Physics, Institute in Physics, University of St.Petersburg
(9153571)

9:00 a.m.
An Exact, WellPosed, OneWay Reformulation of the Helmholtz Equation
Louis Fishman*, Ames Laboratory, Iowa State University
(9153551)

9:30 a.m.
Propagation of singularities phenomena for equations of Tricomi type
Kevin R. Payne*, University of Miami
(9153559)

10:00 a.m.
Exact and approximate radiation boundary conditions for the numericalsimulation of waves
Thomas Hagstrom*, The University of New Mexico
(91565124)

10:30 a.m.
Boundary Value Contact Acoustic Problems
Boris P. Belinskiy*, University of Tennessee at Chattanooga
(91535212)

Saturday October 12, 1996, 8:00 a.m.10:50 a.m.
Special Session on Reform in Undergraduate Mathematics Education, III
Room 201, Brock Hall Organizers: Betsy Darken, University of Tennessee, Chattanooga bdarken@utcum.utc.edu
Aniekan Asukwo Ebiefung, University of Tennessee, Chattanooga aebiefun@utcum.utc.edu
Stephen W. Kuhn, University of Tennessee, Chattanooga skuhn@utcvm.utc.edu
Robert Glenn Wynegar, University of Tennessee, Chattanooga

8:00 a.m.
Multivariable calculus from graphical, numerical, andsymbolic points of view
Paul Zorn*, St Olaf College
(91598187)

8:30 a.m.
RUMEC: An education research community in mathematics and a framework for its operation.
Ed Dubinsky*, Georgia Stte University
(91598208)

9:30 a.m.
The Development of Students' Graphical Understanding of the Derivative
Mark Asiala,
Jim Cottrill*,
Ed Dubinsky,
Keith E. Schwingendorf,
(91598255)

10:00 a.m.
Mental constructions used in understanding the chain rule.
Julie M. Clark*, Emory & Henry College
(91598281)

10:30 a.m.
The Development of Students' Understanding of Permutations and Symmetries
Mark E. Asiala, Georgia State University
Anne E. Brown, Indiana University South Bend
Jennifer B. Kleiman*, Georgia State University
David M. Mathews, Central Michigan Univerity
(91520287)

Saturday October 12, 1996, 8:00 a.m.10:50 a.m.
Special Session on Applied Probability, III
Room 103, University Center Organizers: Thomas Kozubowski, University of Tennessee, Chattanooga tkozubow@cecasun.utc.edu
Anna Katarzyna Panorska, University of Tennessee, Chattanooga panorska@utkux.utcc.utk.edu

8:00 a.m.
Tail Parameter Estimation for Linear Processes
Somnath Datta*, University of Georgia
(9156079)

8:30 a.m.
Approximating the distribution of extreme values for random fields via geometric methods.
William P. McCormick*,
(9156073)

9:00 a.m.
Tails of weighted sums of iid standard Weibull random variables
Pawel Hitczenko*, NC State University
(9156089)

9:30 a.m.
The QQestimator and Heavy Tails
Marie F. Kratz*,
Sidney I. Resnick,
(91562152)

10:00 a.m.
CED Model for Asset Returns and Fractal Market Hypothesis
Aleksander Weron*,
(91560153)

10:30 a.m.
An estimate of semistable measure of small balls in Banach spaces with applications
Balram S Rajput*, University of Tennessee, Knoxville
(9156088)

Saturday October 12, 1996, 8:00 a.m.10:50 a.m.
Special Session on Dynamical Systems and Continuum Theory, III
Room 117, University Center Organizers: John Clyde Mayer, University of Alabama, Birmingham mayer@Vorteb.math.uab.edu

8:00 a.m.
Building blocks for Julia sets
John Mayer*, University of Alabama at Birmingham
(91558249)

8:30 a.m.
Properties of subcontinua of Julia sets
Lex G. Oversteegen*,
(91554295)

9:00 a.m.
Recent results on the boundaries of Siegel disks
James T. Rogers,, Jr.*,
(91558139)

9:30 a.m.
Prime ends revisited:A geometric viewpoint.
Carsten Lunde Petersen*, IMFUFA, Roskilde University, Denmark
(91530165)

10:00 a.m.
Structure of the closure of the unstable manifold near homoclinic tangency
Marcy Barge*, Montana State University
Beverly Diamond, College of Charleston
(91558284)

10:30 a.m.
Rotation intervals for inverse limit spaces
Beverly Diamond*, College of Charleston
(91558264)

Saturday October 12, 1996, 8:30 a.m.10:50 a.m.
Special Session on Nonlinear Partial Differential Equations, III
Room 102A, University Center Organizers: James R. Ward, Jr., University of Alabama, Birmingham ward@math.uab.edu
Gilbert A. Weinstein, University of Alabama, Birmingham weinstei@math.uab.edu

8:30 a.m.
Convergence in the Fisher's equation with time almost periodic fitnesses.
W. Shen*, Auburn University
Yingtei Yi, Georgia Tech
(91535141)

9:00 a.m.
The space of conformal metrics with constant scalar curvature and constant boundary mean curvature
ZhengChao Han*, Rutgers University
YanYan Li, Rutgers University
(91535222)

9:30 a.m.
The Dirichlet problem for complex MongeAmpere equations in nonpseudoconvex domains
Bo Guan*,
(91535275)

10:00 a.m.
Phase Separation in a MultiComponent System
Lia Bronsard*, McMaster Univ.
Barbara Stoth, Universit\"at Bonn
(9153594)

10:30 a.m.
Singularly perturbed HodgkinHuxley systems.
William Fitzgibbon*, University of Houston
Mary Parrott, University of South Florida
Yuncheng You, University of South Florida
(9153507)

Saturday October 12, 1996, 8:30 a.m.10:50 a.m.
Special Session on Geometric Topology, III
Room 102B, University Center Organizers: Alexander Nikolaevich Dranishnikov, University of Florida dranish@math.ufl.edu
Jerzy Dydak, University of Tennessee, Knoxville dydak@math.utk.edu
James E. Keesling, University of Florida jek@math.ufl.edu

8:30 a.m.
Covering spaces of manifolds
David G. Wright*, Brigham Young University
(91557233)

9:00 a.m.
Enlarging ${ANR}$'s with ${SDAP} 2$manifolds.
Tadeusz Dobrowolski*, Pittsburg State University
(91557181)

9:30 a.m.
Countable Dimensionality and Dimension Raising Celllike Maps.
Jan J. Dijkstra, Department of Mathematics, The University of Alabama
Jerzy K. Mogilski*, Department of Mathematics, University of Texas at Brownsville
(91554289)

10:00 a.m.
Characterizations of infinitedimensional manifold triples
Tatsuhiko Yagasaki*, Department of Mathematics, Kyoto Institute of Technology
(9155744)

10:30 a.m.
The fundamental groups of 1dimensional spaces.
Eda Katsuya, Waseda Univesity
Kazuhiro Kawamura*, University of Tsukuba
(91555270)

Saturday October 12, 1996, 8:30 a.m.10:50 a.m.
Special Session on Conformal Analysis, II
Room 401, Brock Hall Organizers: David Howard Hamilton, University of Maryland, College Park dhh@math.umd.edu

8:30 a.m.
Lattice constants and the translation length of a M\"{o}biustransformation.
Frederick W. Gehring*, University of Michigan
(91530304)

9:00 a.m.
Polymodal box mappings.
Grzegorz Swiatek*, Penn State
(91530309)

9:30 a.m.
Hausdorff dimension of Julia set
Jacek Graczyk*, California Inst of Tech
(91530331)

10:00 a.m.
Spectral theory, Hausdorff dimension, and the topology of hyperbolic 3manifolds
Richard D. Canary*,
Yair N . Minsky,
Edward C. Taylor,
(91557288)

10:30 a.m.
Complex Projective Structures on Kleinian Groups
Albert Marden*, University of Minnesota
(91530334)

Saturday October 12, 1996, 8:30 a.m.10:50 a.m.
Special Session on Settheoretic Topology, II
Room 405, Brock Hall Organizers: Peter J. Nyikos, University of South Carolina nyikos@math.sc.edu

8:30 a.m.
Forcing new results on compact spaces.
Piotr Koszmider*,
(91504302)

9:00 a.m.
On the existence of universals
Mirna D\v zamonja*, University of WisconsinMadison
Saharon Shelah, Hebrew University of Jerusalem and Rutgers University
(91504325)

9:30 a.m.
Covering a function on the plane by two continuous functions on an uncountable square  the consistency
Mariusz Rabus*,
Saharon Shelah,
(91503201)

10:00 a.m.
Countable Fr\'echet topological groups under the Continuum Hypothesis
Alexander Y. Shibakov*,
(91554177)

10:30 a.m.
A nonmetrizable space whose countable power is $\sigma$metrizable
Gary Gruenhage*, Auburn University
(91554254)

Saturday October 12, 1996, 8:30 a.m.10:50 a.m.
Special Session on Inverse Spectral Problems For Differential Operators, II
Room 402, Brock Hall Organizers: Peter Anton Perry, University of Kentucky perry@ms.uky.edu

8:30 a.m.
Inverse problem for a semicrystal (twodimensional case)
Yulia Karpeshina*, Dept. of Mathematics, UAB
(91535220)

9:00 a.m.
Continuous Families of Riemannian manifolds isospectral on functions but not isospectral on 1forms.
Ruth Gornet*, Texas Tech University
(91553145)

9:30 a.m.
Inverse nodal problems and discretization
Julio Moro*, Universidad Carlos III,
(91515252)

10:00 a.m.
TwoDimensional Inverse Spectral Problems
Vassilis George Papanicolaou*, Wichita State University, Department of Mathematics and Statistics
(9153514)

10:30 a.m.
Spectral Operators Generated by Equations of Damped String.Transformation Operators Method.
Marianna A. Shubov*, Texas Tech University
(91549203)

Saturday October 12, 1996, 8:45 a.m.10:40 a.m.
Contributed Papers, I
Room 406, Brock Hall

8:45 a.m.
Conformal invariants of smooth domains and extremal quasiconformalmappings of ellipses
Shanshuang Yamg*, Emory University, Atlanta GA 30322
(9153011)

9:00 a.m.
Quasiselfsimilar Jordan Curves
David A. Herron*, University of Cincinati
(9153028)

9:15 a.m.
Reliability and Semigroups
Ginger H. Rowell, Lander University
Kyle T . Siegrist*, Univ Alabama Huntsville
(91560299)

9:30 a.m.
A D/D/1 queueing process with varying service times and an application to a D/G/1 process
John Coffey*, Purdue University Calumet
(9156046)

9:45 a.m.
Perturbing a rectangular membrane with a restorative force: Effects on eigenvalues and eigenfunctions.
Joyce R. McLaughlin, Rensselaer Polytechnic Institute
Arturo Portnoy*, Rensselaer Polytechnic Institute
(9153535)

10:00 a.m.
Linear Bilevel Programs with Multiple Inner Decision Makers
YiHsin Liu,, Ph.D.*,
(91590171)

10:15 a.m.
The european option with hereditary price structures.
MouHsiung Chang, Univesity of Alabama
Roger Youree*,
(91590175)

10:30 a.m.
CRITERION OF PGROUPS.
Boris S. Khots*,
(91522134)

Saturday October 12, 1996, 11:05 a.m.11:55 a.m.
Invited Address
Strings, branes and the structure of spacetime.
Room 110, University Center
Orlando Alvarez*, University of Miami
(9150004)

Saturday October 12, 1996, 1:25 p.m.2:15 p.m.
Invited Address
The geometry of Kleinian limit sets.
Room 110, University Center
Christopher J. Bishop*, State University of New York, Stony Brook
(9150001)

Saturday October 12, 1996, 2:30 p.m.5:20 p.m.
Special Session on Galois Theory, IV
Room 212, University Center Organizers: Kevin R. Coombes, University of Maryland, College Park krc@math.umd.edu
Helmut Voelklein, University of Florida helmut@math.ufl.edu

2:30 p.m.
Generalizing ConwayParker for effective construction of Braid Orbits
Michael D. Fried*, UC,Irvine
(91520335)

3:00 p.m.
Fields of definition of covers over the $p$adics
Pierre D\`ebes*, Universit\'e Lille 1
(91512253)

3:30 p.m.
Representability of Hurwitz functors over $\Bbb{Z}$
Stefan Wewers*, Institut for Experimental Mathematics, Ellernstr. 29, 45326 Essen, Germany
(91514191)

4:00 p.m.
Coverings of the complement of a plane curve and connections with Hurwitz spaces
Michael Dettweiler*, Universit\"at Erlangen
(91520142)

4:30 p.m.
Interpolation of galois branched covers
Kevin R. Coombes*, Department of Mathematics, University of Maryland at College Park
(91514296)

5:00 p.m.
Subvarieties of Hurwitz spaces
Helmut Voelklein*, University of Florida
(9151296)

Saturday October 12, 1996, 2:30 p.m.5:20 p.m.
Special Session on Nonlinear Partial Differential Equations, IV
Room 102A, University Center Organizers: James R. Ward, Jr., University of Alabama, Birmingham ward@math.uab.edu
Gilbert A. Weinstein, University of Alabama, Birmingham weinstei@math.uab.edu

2:30 p.m.
Heteroclinic solutions in $R^2$ for elliptic systems with multiple well potentials
Stanley Alama*, McMaster Univ.
Lia Bronsard, McMaster Univ.
Changfeng Gui, Univ. of British Columbia
(9153592)

3:00 p.m.
Harmonic maps of the hyperbolic space and development ofsingularities for wave maps and YangMills fields.
Thierry Cazenave,
Jalal Shatah,
A. Shadi TahvildarZadeh*, Princeton University
(91558131)

3:30 p.m.
A nonlinear Dirichlet problem at a critiical exponent.
Alexandra Kurepa*, North Carolina A & T St U
(91535176)

4:00 p.m.
Existence of positive solutions for semilinear elliptic systems without variational structure
Henghui Zou*,
(91535272)

4:30 p.m.
The effects of the external environment on competition in a habitat patch.
Robert Stephen Cantrell, University of Miami
Chris Cosner*, Universityof Miami
William Fagan, University of Washington
(91592319)

5:00 p.m.
Some Recent Results for Balanced Reaction Diffusion Systems
William E. Fitzgibbon, University of Houston
Selwyn L. Hollis, Armstrong State College
Jeffrey J. Morgan*, Texas A&M University
(91535251)

Saturday October 12, 1996, 2:30 p.m.5:30 p.m.
Special Session on Matrix Theory, IV
Room 102C, University Center Organizers: ShuAn Hu, University of Tennessee, Chattanooga
Zhongshan Li, Georgia State University matzli@gsusgi2.gsu.edu
Ronald Lee Smith, University of Tennessee, Chattanooga rsmith@utcvm.utc.edu
Frank Uhlig, Auburn University, Auburn uhligfd@mail.auburn.edu

2:30 p.m.
An Introduction to Complex Sign Pattern Matrices
Carolyn A. Eschenbach*, Georgia State University
(91515223)

3:20 p.m.
Determining the Sign Patterns of Matrices Whose Inverses Have a Prescribed Pattern
Frank J. Hall*, Georgis State University
(91515149)

3:50 p.m.
Quadrangular graphs and combinatorially orthogonal matrices.
Peter Gibson*, University of Alabama
GuoHui Zhang, University of Alabama
(91515126)

4:20 p.m.
Sign Patterns for Matrix Semipositivity
Charles R. Johnson,
William D. McCuaig,
David P. Stanford*,
(9151582)

4:50 p.m.
Commutativity and Structure
James R. Weaver*, Univ. of West Florida
(9151553)

Saturday October 12, 1996, 2:30 p.m.4:50 p.m.
Special Session on Geometric Topology, IV
Room 102B, University Center Organizers: Alexander Nikolaevich Dranishnikov, University of Florida dranish@math.ufl.edu
Jerzy Dydak, University of Tennessee, Knoxville dydak@math.utk.edu
James E. Keesling, University of Florida jek@math.ufl.edu

2:30 p.m.
Local embeddings of homology manifolds.
Washington Mio*, Florida State University
John L. Bryant, Florida State University
(91557182)

3:00 p.m.
The gap between Steenrod and coherent singular homology theories
Akira Koyama*,
(91555321)

3:30 p.m.
Ends of Manifolds
Craig R. Guilbault*, U of WisconsinMilwaukee
(91557169)

4:00 p.m.
The $l_p$cohomology and the conformal dimension of hyperbolic cones.
Gabor Elek*, Purdue University
(9155832)

4:30 p.m.
Localizations in dimension theory
Katsuya Yokoi*, Institute of Mathematics, University of Tsukuba
(91555159)

Saturday October 12, 1996, 2:30 p.m.5:50 p.m.
Special Session on Mathematical Aspects of Wave Propogation Phenomena, III
Room 301, Brock Hall Organizers: B. Belinskiy, University of Tennessee, Chattanooga bbelinsk@utcvm.utc.edu
Yongzhi Xu, University of Tennessee, Chattanooga

2:30 p.m.
A comparison of stability results for wave equations and elastic systems.
Mary Ann Horn*, Vanderbilt University
(91593110)

3:00 p.m.
Wellposedness and Stabilization of PDE's Arising in Nonlinear Elasticity
Irena M. Lasiecka*, University of Virginia
(91535267)

3:30 p.m.
Optimal Control Solution of an Inverse Wave Problem
Suzanne M. Lenhart*, University of Tennessee
(9153554)

4:00 p.m.
Spectral Properties of 3dim Spherically Symmetric Damped Wave Equation and Applications to Control Theory.
Marianna A. Shubov*, Texas Tech University
(91549202)

4:30 p.m.
Wave Interactions in TwoDimensional Conservation Laws
Sun\v{c}ica \v{C}ani\'{c}, Iowa State University
Barbara Lee Keyfitz*, University of Houston
(91535146)

5:00 p.m.
Wave equations with damping boundary conditions.
Ronald Grimmer, Southern Illinois University at Carbondale
Min MH. He*, Kent State UniversityTrumbull Campus
(91535192)

5:30 p.m.
Global Instability of Equilibria
David L. Russell*,
(91535326)

Saturday October 12, 1996, 2:30 p.m.5:20 p.m.
Special Session on Conformal Analysis, III
Room 401, Brock Hall Organizers: David Howard Hamilton, University of Maryland, College Park dhh@math.umd.edu

2:30 p.m.
{Periodic quasiregular mappings of finite order}
David Drasin*, Purdue
(91530303)

3:00 p.m.
Semiconjugacies between some geometrically finite and geometrically infinite Kleinian group actions on the Riemann sphere
Erica G Klarreich*, SUNY at Stony Brook
(91551218)

3:30 p.m.
Uniformizing ``dessins'' via circle packing.
Ken Stephenson*, niversity of Tennessee
(91530314)

4:00 p.m.
Dessins, circle packings, and discrete Belyi maps
Phil Bowers*, University of South Florida
(91530301)

4:30 p.m.
On Removability of Sets for Quasiconformal Mappings
JangMei Wu*, University of Illinois, Mathematics Department
(91530129)

5:00 p.m.
Spaces with BLD coordinates.
Juha Heinonen*, University of Michigan
(91530311)

Saturday October 12, 1996, 2:30 p.m.5:50 p.m.
Special Session on Applied Probability, IV
Room 103, University Center Organizers: Thomas Kozubowski, University of Tennessee, Chattanooga tkozubow@cecasun.utc.edu
Anna Katarzyna Panorska, University of Tennessee, Chattanooga panorska@utkux.utcc.utk.edu

2:30 p.m.
Generalized hitting and quitting kernels, with applications to classical potential theory
Olav H. Kallenberg*,
(91560156)

3:00 p.m.
Transport coefficients and limit theorems for interacting particles systems.
Leonid Bunimovich*, Georgia Institute of Technology
(91560138)

3:30 p.m.
On Positive Harris Recurrence for Multiclass Queueing Networks: A Unified Approach via Fluid Limit Models
Jim Dai*,
(91560130)

4:00 p.m.
Construction of a stochastic motion in Hilbert space based on kinematics.
Leszek P. Gawarecki*, GMI Engineering and Management Institute
(9156018)

4:30 p.m.
A nonlinear differential equation associated with a class of interacting diffusion systems
Jie Xiong*, University of Tennessee, Knoxville
(9156077)

5:00 p.m.
Diffusion in flows of hydrodynamic type
Wojbor A. Woyczynski*,
(91560132)

5:30 p.m.
A class of nonstationary point processes and their application to queueing systems.
Peter C. Kiessler*, SIAM
(91560294)

Saturday October 12, 1996, 2:30 p.m.5:20 p.m.
Special Session on Dynamical Systems and Continuum Theory, IV
Room 117, University Center Organizers: John Clyde Mayer, University of Alabama, Birmingham mayer@Vorteb.math.uab.edu

2:30 p.m.
A Weakly Chainable TreeLike Continuum without the Fixed Point Property
Piotr Minc*, Auburn University
(91554189)

3:00 p.m.
Sandra Shields, College of Charleston, Charleston SC 29424 "Branched surfaces and the universal covers of foliations." Preliminary report
Sandra L. Shields*,
(91558215)

3:30 p.m.
Images of the Hairy Arc
Lex G. Oversteegen,
Mark P. Widener*,
(91554207)

4:00 p.m.
Nonexistence of a Lift of a Triod Rotation to a Map on an Interval
Sean I. MacDonald*, University of Alabama at Birmingham
(91554280)

4:30 p.m.
Monotone Open Homogeneity of Some NonHomogeneous Plane Continua
Carl R. Seaquist*, TTU
(91558263)

5:00 p.m.
Maps Onto Hereditarily Indecomposable CircleLike Continua
Wayne Lewis*, Texas Tech University, Lubbock, Texas 794091042
(91554283)

Saturday October 12, 1996, 2:30 p.m.3:50 p.m.
Special Session on Settheoretic Topology, III
Room 405, Brock Hall Organizers: Peter J. Nyikos, University of South Carolina nyikos@math.sc.edu

2:30 p.m.
The topology of elementary submodels.
Franklin Tall*, University of Toronto
(91554343)

3:00 p.m.
Absolutely countably compact spaces and property~a)
Jerry E. Vaughan*, Universityof North Carolina at Greensboro
(91554327)

3:30 p.m.
Finite approximation of compact Hausdorff spaces.
Ralph D. Kopperman*, City College, CUNY
Richard G. Wilson, Universidad Autonoma Metropolitana, Iztapalapa
(91554340)

Saturday October 12, 1996, 2:30 p.m.4:20 p.m.
Special Session on Inverse Spectral Problems For Differential Operators, III
Room 402, Brock Hall Organizers: Peter Anton Perry, University of Kentucky perry@ms.uky.edu

2:30 p.m.
Quantum limits for hyperbolic surfaces
Scott Andrew Wolpert*, University of Maryland
(91558157)

3:00 p.m.
Quasirigidity of hyperbolic $3$manifolds and scattering theory
David Borthwick, University of Michigan
Alan McRae, University of Indiana
Edward Taylor*, University of Michigan
(91551160)

3:30 p.m.
Traceformula methods in the spectral geometry of graphs
Gregory T. Quenell*, Oberlin College
(91505164)

4:00 p.m.
An inverse spectral problem for a nonnormal first order differential operator.
Steven J. Cox*, Rice University
Roger Knobel, University of Texas, Pan American
(91546188)
Inquiries: meet@ams.org

