Joint Mathematics Meetings Full Program
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Program 
Deadlines 
Inquiries: meet@ams.org
1992 Joint Mathematics Meetings
Baltimore, MD, January 811, 1992
Meeting #871
Associate secretaries:
Lance W Small, AMS lwsmall@ucsd.edu
Kenneth A Ross, MAA ross@math.uoregon.edu
Monday January 6, 1992

Monday January 6, 1992, 9:00 a.m.4:45 p.m.
AMS Short Course

9:00 a.m.
Short Course Registration

10:30 a.m.
Introduction

10:45 a.m.
Mathematical approaches to DNA structure and function.
Nicholas Cozzarelli*, University of California, Berkeley

1:30 p.m.
Geometry and topology of DNA and DNAprotein interactions.
James H. White*, University of California, Los Angeles

3:00 p.m.
Knot theory and DNA.
De Witt L. Sumners*, Florida State University

4:15 p.m.
Discussion period
Tuesday January 7, 1992

Tuesday January 7, 1992, 8:00 a.m.4:00 p.m.
MAA Board of Governors

Tuesday January 7, 1992, 8:30 a.m.3:45 p.m.
AMS Short Course

8:30 a.m.
Short Course Registration

9:00 a.m.
The topology of polymers.
Stuart G. Whittington*, University of Toronto

10:45 a.m.
Knots and chemistry.
Jonathan K. Simon*, University of Iowa

2:00 p.m.
Knots and physics.
Louis H. Kauffman*, University of Illinois, Chicago

3:15 p.m.
Discussion period

Tuesday January 7, 1992, 9:00 a.m.4:30 p.m.
AWM Workshop

Tuesday January 7, 1992, 2:00 p.m.7:00 p.m.
AMS Council
Wednesday January 8, 1992

Wednesday January 8, 1992, 8:00 a.m.10:50 a.m.
AMS Special Session on Designs and Codes, I

8:00 a.m.
Designs, codes and difference sets.
J. F. Dillon*, National Security Agency, Maryland
(87105577)

8:30 a.m.
Difference sets in nonabelian groups.
Ken W. Smith*, Central Michigan University
(87105530)

9:00 a.m.
The field of a difference set.
Robert L. McFarland*, University of Minnesota, Duluth
(87105575)

9:30 a.m.
There is no (324,153,72)difference set in Z_2^2 X Z_3^2 X Z_9 or Z_4 X Z 2^_3 X Z_9.
Jonathan Jedwab*, Hewlett Packard Laboratories, United Kingdom
James A. Davis, University of Richmond
(87105461)

10:00 a.m.
Almost difference sets and reversible divisible difference sets.
James A. Davis*, University of Richmond
(8710596)

10:30 a.m.
On difference sets in groups of order 100.
Richard M. Stafford*, National Security Agency, Maryland
Ken W. Smith, Central Michigan University
(87105578)

Wednesday January 8, 1992, 8:00 a.m.10:50 a.m.
AMS Special Session on Classical Real Analysis, I

8:00 a.m.
Some problems concerning the Hausdorff dimension of graphs.
R. Daniel Mauldin*, University of North Texas
(87128153)

8:30 a.m.
The relative grid dimension of continuous functions.
G. Petruska*, University of Witwaterstrand, South Africa
(87126637)

9:00 a.m.
Differentiability and integrability in dimensions with repect to alpharegular intervals.
Jiri Jarnik*, Czechoslovakia Academy of Science, Czechoslovakia
Jaroslav Kurzweil, Czechoslovakia Academy of Science, Czechoslovakia
(87126636)

9:30 a.m.
Expansions in series of Legendre functions.
Eric Russell Love*, University of Melbourne, Australia
Maxwell Norman Hunter, Royal Melbourne Institute of Technology, Australia
(87141628)

10:00 a.m.
Idensity continuous functions.
Krzysztof Ciesielski*, West Virginia University
(8712643)

10:30 a.m.
Measure and category  one more difference.
Wladyslaw Wilczynski*, University of Lodz, Poland
(87126599)

Wednesday January 8, 1992, 8:00 a.m.10:50 a.m.
AMS Special Session on Index Theory, I

8:00 a.m.
Nilpotency of Connes' periodicity operator and idempotent conjectures.
Ronghui Ji*, Indiana UniversityPurdue University, Indianapolis
(87146175)

8:30 a.m.
Equivariant index theory for noncompact group actions.
Jeffrey S. Fox*, State University of New York, Albany
Peter Haskell, Virginia Polytech Institute & State University
(87158574)

9:00 a.m.
L^2 index theorems for certain transversally elliptic operators.
Jeffrey Fox, University of Colorado, Boulder
Peter Haskell*, Virginia Polytechnic Institute and State University
(8715853)

9:30 a.m.
The universal proper Gspace and applications to index theory.
Paul Baum*, Pennsylvania State University, University Park
(87158356)

10:00 a.m.
BaumConnes conjecture for padic groups.
Roger Plymen*, University of Manchester, England
(87119210)

10:30 a.m.
Bounded geometry and index theory.
Jonathan Block*, University of Pennsylvania
Shmuel Weinberger, University of Chicago
(87158462)

Wednesday January 8, 1992, 8:00 a.m.10:00 a.m.
MAA Minicourse \#1: Part A
Alternatives to the lecture method in collegiate mathematics
Organizers:
Julian Weissglass, University of California, Santa Barbara

Wednesday January 8, 1992, 8:00 a.m.10:00 a.m.
MAA Minicourse \#2: Part A
The Harvard calculus reform project: handson experience with the project materials
Organizers:
Deborah Hughes Hallett, Harvard University
Sheldon P. Gordon, Suffolk Community College
William McCallum, University of Arizona
Thomas W. Tucker, Colgate University

Wednesday January 8, 1992, 8:00 a.m.10:00 a.m.
MAA Minicourse \#3: Part A
Using history in teaching calculus
Organizers:
V. Frederick Rickey, Bowling Green State University

Wednesday January 8, 1992, 8:00 a.m.10:25 a.m.
AMS Session on Abelian Groups and Semigroups

8:00 a.m.
Extensions of pseudofree groups.
Heather Ries*, State University of New York, Binghamton
(87118567)

8:15 a.m.
On lattice isomorphism of mixed Abelian groups.
Kazem Mahdavi*, State University of New York, College at Potsdam
John Poland, Carleton University
(87120112)

8:30 a.m.
Completions and categorical compactness for classes of groups.
Temple H. Fay, University of Southern Mississippi
Gary L. Walls*, University of Southern Mississippi
(87120106)

8:45 a.m.
Alligned valuations for finite valuated Abelian pgroups.
Lorenz J. Hughes*, New Mexico State University, Las Cruces
(87120632)

9:00 a.m.
Autoprojectivities of finite triply generated Abelian pgroups.
Charles Holmes*, Miami University
(87120569)

9:15 a.m.
On the near Frattini subgroup of the amalgamated free product of finitely generated Abelian groups.
Mohammad K. Azarian*, University of Evansville
(8712011)

9:30 a.m.
The characteristics of Artinian semisimple semigroup rings.
YueChan Phoebe Ho*, Central Missouri State University
(87120477)

9:45 a.m.
Some presentations of completely regular semigroups.
K. S. Ajan*, Marquette University
(87120485)

10:00 a.m.
Some characterizations of the hereditary pretorsion class of semigroup automata.
Clement S. Lam*, University of Iowa
(87120109)

10:15 a.m.
On the lattice of proper right congruences of a semigroup.
EunHo Lee*, University of Iowa
(87120308)

Wednesday January 8, 1992, 8:00 a.m.10:55 a.m.
AMS Session on Partial Differential Equations, I

8:00 a.m.
On the dynamics of domains, disclinations and walls in liquid crystal materials.
M. Carme Calderer*, Pennsylvania State University, University Park
(87135538)

8:15 a.m.
An existence theorem for differential inclusions on Banach space.
N. U. Ahmed*, University of Ottawa,
(87135551)

8:30 a.m.
Group analysis of the heat equation in higher dimensions.
S. K. Rai, University of Arkansas, Fayetteville
C. C. A. Sastri*, Dalhousie University,
(87135556)

8:45 a.m.
Branches of oscillatory solutions for a radially symmetric semipositone problem.
Alfonso Castro*, Mississippi State University
R. Shivaji, Mississippi State University
(87135583)

9:00 a.m.
The inverse scattering problem for timeharmonic acoustic waves in an inhomogeneous medium with complex refraction index.
Andrzej W. Kedzierawski*, Delaware State College
(87135610)

9:15 a.m.
Motions of partial differential equations.
Andrzej W. Kedzierawski, Delaware State College
N. R. Nandakumar*, Delaware State College
(87135604)

9:30 a.m.
The regularized layered medium equation.
L. A. Packer*, University of Texas, Austin
R. E. Showalter, University of Texas, Austin
(87135626)

9:45 a.m.
Numerical investigations of the stability of equilibrium states of water and contaminant flow.
David E. Noyes*, Ball State University
(87135364)

10:00 a.m.
Modeling and analysis for laser beam induced current images of semiconductors.
Stavros Busenberg, Harvey Mudd College
Weifu Fang*, University of Southern California
Kazufumi Ito, University of Southern California
(87135388)

10:15 a.m.
Global Mizohata structures.
Howard Jacobowitz*, Institute for Advanced Study
(87135390)

10:30 a.m.
Quenching for coupled semilinear singular parabolic third initialboundary value problems.
C. Y. Chan, University of Southwestern Louisiana
David T. Fung*, University of Southwestern Louisiana
(87135438)

10:45 a.m.
A scaling technique for finding the weighted analytic center of a polytope.
David S. Atkinson*, University of Illinois, UrbanaChampaign
(87149198)

Wednesday January 8, 1992, 8:00 a.m.9:40 a.m.
AMS Session on Set Theory and Foundations

8:00 a.m.
Complete dense linear order with density aleph_1.
Renling Jin*, University of Wisconsin, Madison
(8710327)

8:15 a.m.
Transfinite recursion and Sherman's inequality.
Jeffry L. Hirst*, Appalachian State University
(87103260)

8:30 a.m.
Definable equivalence relations and algebraically closed value fields.
Jan Holly*, University of Illinois, UrbanaChampaign
(87103387)

8:45 a.m.
More reverse recursion theory.
K. Kontostathis*, Villanova University
(87103437)

9:00 a.m.
A note on lexicographically ordered space Alpha _2.
Kandasamy Muthuvel*, University of Wisconsin, Oshkosh
(87104430)

9:15 a.m.
Two topological equivalents of the axiom of choice.
Eric Schechter*, Vanderbilt University
(87104282)

9:30 a.m.
Sets consistently of first category.
Brian King*, Augusta College
(8710484)

Wednesday January 8, 1992, 8:00 a.m.10:40 a.m.
AMS Session on Applied Mathematics, Mathematical Physics and Special Functions

8:00 a.m.
Flow of an OldroydB fluid between intersecting planes.
R. Bhatnagar*, University of Pittsburgh, Pittsburgh
K. R. Rajagopal, University of Pittsburgh, Pittsburgh
G. Gupta, University of Pittsburgh, Pittsburgh
(87176429)

8:15 a.m.
Steady capillarygravity waves in a two layer fluid over an obstruction  forced modified KdV equation.
Jeongwhan Choi*, University of Wisconsin, Madison
(87176444)

8:30 a.m.
On hydrodynamic rotating flow of a twophase fluid.
Lokenath Debnath*, University of Central Florida
(87176158)

8:45 a.m.
Asymptotics of resonances for three dimensional Schrodinger operator with nearly Coulomb potential.
Marianna Shubov*, Texas Tech University
(87181315)

9:00 a.m.
ChernSimons theory via path integrals.
Dana S. Fine*, University of Massachusetts, Dartmouth
(87181564)

9:15 a.m.
Relation between polynomials orthogonal on the unit circle with respect to different weights.
Mourad E. H. Ismail, University of South Florida
Richard Ruedemann*, University of South Florida
(87133369)

9:30 a.m.
Asymptotics of Pollaczek polynomials and their zeros.
Mourad E. H. Ismail*, University of South Florida
(87133363)

9:45 a.m.
A ring of permutable functions of several variables.
H. B. Coonce*, Mankato State University
(8713303)

10:00 a.m.
Integrals of products of ultraspherical, Hermite and Bessel functions.
Mihr J. Shah*, Kent State University
(8713321)

10:15 a.m.
The A_l and C_l Bailey transform and lemma.
Stephen C. Milne*, Ohio State University, Columbus
Glenn M. Lilly, Ohio State University, Columbus
(87133265)

10:30 a.m.
Spontaneous bifurcation for the convective porous medium equation with a nonlinear source.
Jeffrey R. Anderson*, Ball State University
(8713562)

Wednesday January 8, 1992, 8:00 a.m.10:40 a.m.
AMS Session on General Topology

8:00 a.m.
The preservation of pseudocompactness in products.
David A. Lamb*, University of Wisconsin, Madison
(87154570)

8:15 a.m.
Even homogeneity.
Kathryn F. Porter*, Saint Mary's College of California, Morango
(87154571)

8:30 a.m.
Countable spaces.
M. Rajagopalan*, Tennessee State University
(87154367)

8:45 a.m.
Separation axioms in bitopological spaces.
Jamuna P. Ambasht, Benedict College
Sanjay Tiwari*,
(87154409)

9:00 a.m.
On Datta's projective bitopological spaces.
Jamuna P. Ambasht*, Benedict College
(87154410)

9:15 a.m.
Pseudocompact refinements of compact group topologies on Abelian groups.
W. W. Comfort*, Wesleyan University
Dieter Remus, Universitat Hannover, Germany
(8715457)

9:30 a.m.
Local contractibility in set convergence.
Robert A. Johnson*, Indiana State University
(87154310)

9:45 a.m.
Families of selfsimilar sets.
Gary Lewellen*, Appalachian State University
(87154157)

10:00 a.m.
Covering properties of frames.
Peter Fletcher, Virginia Polytechnic Institute
Worthen Hunsaker, Southern Illinois University
William Lindgren*, Slippery Rock University of Pennsylvania
(87154220)

10:15 a.m.
Two approaches to quasiuniformities for frames.
Peter Fletcher, Virginia Polytechnic Institute
Worthen Hunsaker*, Southern Illinois University
William Lindgren, Slippery Rock University of Pennsylvania
(87154221)

10:30 a.m.
Applications of the theory of locales to preimages of compact spaces.
Andrew Molitor*, Wesleyan University
(87154226)

Wednesday January 8, 1992, 8:00 a.m.10:50 a.m.
MAA Session on Mathematics Placement Testing Programs: Their Organization, Administration and Problems, I

8:00 a.m.
College placement testing in mathematics.
Rose Hamm*, College of Charleston
(87100745)

8:25 a.m.
Mandated math placement.
Jan Vandever*, South Dakota State University
(87100752)

8:50 a.m.
The mathematics placement process at Bentley College.
Karen J. Schroeder*, Bentley College
Erland V. Sorensen, Bentley College
(87100750)

9:15 a.m.
Placement procedure using regression analysis at the U. S. Coast Guard Academy.
Ernest Manfred*, United States Coast Guard Academy, Connecticut
George Rezendes, United States Coast Guard Academy, Connecticut
(87100749)

9:40 a.m.
The mathematics placement program at Saint Mary's College.
Mary V. Connolly*, Saint Mary's College
(87100742)

10:05 a.m.
Mathematics placement at Cottey College.
Susan Callahan*, Cottey College
(87100740)

10:30 a.m.
A case for incontext placement testing.
John H. Jenkins*, EmbryRiddle Aeronautical University
(87100748)

Wednesday January 8, 1992, 8:00 a.m.10:55 a.m.
MAA Session on Innovations in Mathematics Courses for Business, I

8:00 a.m.
A structured general approach for algebra word problem formulation.
Arthur B. Kahn*, University of Baltimore
(87100773)

8:15 a.m.
Using business mathematics in the news.
Barry Schiller*, Rhode Island College
(87100784)

8:30 a.m.
Algebra tutorial for Lotus spreadsheet: Basic.
Roosevelt Gentry*, Jackson State University
(87100771)

8:45 a.m.
Mathematical models in mathematics for business courses.
Miguel Paredes, University of TexasPan American
James Petticrew*, University of TexasPan American
(87100782)

9:05 a.m.
Mathematical modeling.
John M. Kellett*, Gettysburg College
(87100774)

9:20 a.m.
An unholy alliance between the business and economics department and the mathematics and computer science department in teaching the basic statistics course.
Ivory L. Lyons, Elizabeth City State University, North Carolina
Sohindar S. Sachdev*, Elizabeth City State University, North Carolina
(87100783)

9:40 a.m.
Realistic data sets, software, and exploring data in elementary statistics.
Melvin A. Nyman*, Alma College
(87100781)

10:00 a.m.
The TI81 calculator and the business calculus.
Glenn E. Johnston*, Morehead State University
(87100772)

10:20 a.m.
Some 'taxing' calculus problems.
Mark Michael*, King's College
(87100777)

10:40 a.m.
A maximum for a profit function.
John I. Nassar*, Muhlenberg College
(87100780)

Wednesday January 8, 1992, 8:00 a.m.10:50 a.m.
MAA Session on Using Spreadsheets to Teach Mathematics, I

8:00 a.m.
The spreadsheet as a pedagogical tool.
Robert S. Smith*, Miami University
(87100846)

8:25 a.m.
Sampling distributions of means using @RISK.
Elaine L. Tatham*, University of Kansas
(87100849)

8:50 a.m.
Using spreadsheets to introduce liberal arts students to conditional probability.
Joe Wimbish*, Huntingdon College
(87100851)

9:15 a.m.
Spreadsheets in the teaching of mathematical modeling.
Mark Gruenwald*, University of Evansville
(87100834)

9:40 a.m.
Spreadsheets in high school algebra (or college algebra).
James Kulich*, Elmhurst College
(87100838)

10:05 a.m.
Elementary row operations within a spreadsheet.
David E. Flesner*, Gettysburg College
(87100832)

10:30 a.m.
Detection of specific impulse  a problem in data analysis.
William H. Ruckle*, Clemson University
(87100844)

Wednesday January 8, 1992, 8:00 a.m.9:20 a.m.
MAA Panel Discussion
ICME  7 (August 1723, 1992)
Moderators:
Eileen L. Poiani, Saint Peter's College
Panelists:
Florence D. Fasanelli, MAA/SUMMA
Bernard R. Hodgson, Université Laval
Martin Johnson, University of Maryland
Eric Miller, Brock University
Paul Zorn, St. Olaf College

Wednesday January 8, 1992, 8:00 a.m.9:20 a.m.
MAA Committee on Mathematicians Outside Academia Panel Discussion
Mathematical life outside academia: Input from the real world
Moderators:
S. Brent Morris, National Security Agency

Wednesday January 8, 1992, 9:30 a.m.10:55 a.m.
AMS Committee on Science Policy and MAA Science Policy Committee Joint Panel Discussion
Values and rewards in the mathematics profession
Speakers:
Daniel E. Koshland, Jr., {\it Science}
Presenters:
Calvin C. Moore, University of California, Berkeley
David A. Sanchez, national Science foundation
Moderators:
John A. Thorpe, SUNY at Buffalo

Wednesday January 8, 1992, 10:05 a.m.10:55 a.m.
AMS Retiring Presidential Address
In search of symmetry.
William Browder*, Princeton University

Wednesday January 8, 1992, 11:10 a.m.12:00 p.m.
AMSMAA Invited Address
A new look at knot polynomials.
Joan S. Birman*, Columbia University
(87100864)

Wednesday January 8, 1992, 1:00 p.m.2:00 p.m.
AMS Colloquium Lectures: Lecture I
Automorphic forms and HasseWeil zetafunctions.
Robert P. Langlands*, Institute for Advanced Study

Wednesday January 8, 1992, 2:15 p.m.3:05 p.m.
MAA Special Presentation

The philosophical legacy of John von Neumann.
Nicholas A. Vonneuman*, Meadowbrook, Pennsylvania
(87100873)

Wednesday January 8, 1992, 2:15 p.m.5:55 p.m.
AMSMAA Special Session on Mathematics and Education Reform, I

2:15 p.m.
An integrated science/mathematics major for preservice elementary teachers.
John T. Kemper*, University of St. Thomas
(87196272)

2:40 p.m.
Conceptual foundations of statistics: A technological and constructivist approach.
Marsha Davis*, Mount Holyoke College
(87162255)

3:05 p.m.
Supporting high ability students through the American Regions Mathematics League (AMRL)  Soviet Exchange Program.
Mark Saul*, Bronxville School, Bronxville, New York and American Regions Mathematics League, New York, New York
(87197229)

3:30 p.m.
Minority students' academic development in mathematics: Programmatic concerns and implications for mathematics education.
Charles H. Roberts*, Michigan State University
(87198277)

3:55 p.m.
Small study groups for general student audiences.
Richard J. Maher*, Loyola University of Chicago
(87198101)

4:20 p.m.
Distance learning projects within the Nebraska systemic initiative.
Donald W. Miller*, University of Nebraska, Lincoln
(87197230)

4:45 p.m.
Problem solving: Comparing choices of natural language in elementary mathematics textbooks.
R. Daniel Hurwitz*, Skidmore College
Regina Hartmann, Skidmore College
(87196529)

5:10 p.m.
EVERY Student succeeds.
Kenneth C. Millett*, University of California, Santa Barbara
(87198522)

5:35 p.m.
Developing leadership for mathematics education: What is (should be) the University's role?
Philip Wagreich*, University of Illinois, UrbanaChampaign
(87198600)

Wednesday January 8, 1992, 2:15 p.m.6:05 p.m.
AMS Special Session on Designs and Codes, II

2:15 p.m.
Greedy codes.
Richard A. Brualdi, University of Wisconsin, Madison
Vera Pless*, University of Illinois, Chicago
(8710598)

2:45 p.m.
The weight distribution of a ternary code.
George T. Kennedy*, National Security Agency, Maryland
(87105579)

3:15 p.m.
Weight enumerators of more irreducible cyclic binary codes.
Robert L. Ward*, National Security Agency, Maryland
(8711148)

3:45 p.m.
A survey of generalized Hadamard matrices.
Warwick de Launey*, Electronics Research Laboratories, Australia
(87105572)

4:15 p.m.
Weight distribution of multiples of a ReedSolomon code generator polynomial.
Gene A. Berg*, Columbia, Maryland
(87194321)

4:45 p.m.
A bound for divisible codes.
Harold N. Ward*, University of Virginia
(87194299)

5:15 p.m.
Spherical designs in number theory and functional analysis.
Bruce Reznick*, University of Illinois, UrbanaChampaign
(8710569)

5:45 p.m.
On the error vectors implemented in code.
Chul Kim*, Kwangwooon University, Korea
(8716860)

Wednesday January 8, 1992, 2:15 p.m.6:05 p.m.
AMS Special Session on Classical Real Analysis, II

2:15 p.m.
The classification of hyperfinite Borel equivalence relations.
Alexander S. Kechris*, California Institute of Technology
(8712628)

2:45 p.m.
On the sigmaalgebra of measurable rectangles.
Arnold W. Miller*, University of Wisconsin, Madison
(8710475)

3:15 p.m.
Note on porosity in Banach spaces.
Victor Olevskii*, Moscow, USSR
(8714642)

3:45 p.m.
Symmetric porosity of Cantor sets.
Michael J. Evans, North Carolina State University
Paul D. Humke, Saint Olaf College
Karen Saxe*, Macalester College
(8712652)

4:15 p.m.
Symmetric porosity, dimension and derivates.
Robert W. Vallin*, North Carolina State University
(8712640)

4:45 p.m.
Uniqueness of rectangularly convergent trigonometric series.
J. Marshall Ash, DePaul University
Chris Freiling, California State University, San Bernardino
Dan Rinne*, California State University, San Bernardino
(8714261)

5:15 p.m.
Limits of differentiable functions.
Udayan B. Darji*, North Carolina State University
(8712639)

5:45 p.m.
Sequence conditions which imply approximate continuity.
James Foran*, University of Missouri, Kansas City
(8712606)

Wednesday January 8, 1992, 2:15 p.m.5:05 p.m.
AMS Special Session on Iteration and Factorization of Entire and Meromorphic Functions, I

2:15 p.m.
Topolopy and dynamics of complex exponentials.
Robert L. Devaney*, Boston University
(87130164)

2:45 p.m.
On the value distribution of composite entire functions.
Kari Katajamaki, University of Joensuu, Finland
Liisa Kinnunen, University of Joensuu, Finland
Ilpo Laine*, University of Joensuu, Finland
(87130163)

3:15 p.m.
Factorization of meromorphic functions.
Fred Gross*, University of Maryland, Baltimore County
(87130382)

3:45 p.m.
Some functional equations connected with the iteration theory.
Alex Eremenko*, Institute of Low Temperature Physics & Engineering, USSR
(87130543)

4:15 p.m.
Newton's method for meromorphic functions I, functions without zero as asymptotic value.
Hartje Kriete*, Ruhur University Bochum, Germany
(87130545)

4:45 p.m.
Newton's method for meromorphic functions II, failure of Newton's method for functions of finite order.
Fritz V. Haeseler*, University of Bremen, Germany
(87130546)

Wednesday January 8, 1992, 2:15 p.m.6:05 p.m.
AMS Special Session on Interaction of Harmonic Analysis, Signal Processing and Computational Mathematics, I

2:15 p.m.
Signal analysis, stirling functions and the Riemann Zeta function.
P. L. Butzer*, Technical University of Aachen, Germany
M. Hauss, Technical University of Aachen, Germany
(87141318)

2:45 p.m.
Irregular and local sampling by Gabor frames and transforms
John J. Benedetto*, University of Maryland, College Park
(8714295)

3:15 p.m.
Smooth wavelets with compactly supported Fourier transforms.
Aline Bonami, University of Orleans, France
Fernando Soria, University Autonoma de Madrid, Spain
Guido L. Weiss*, Washington University
(87142372)

3:45 p.m.
Algebraic calculation of phases from amplitude data.
D. J. Newman, Temple Univeristy and Prometheus, Inc., Sweden
H. S. Shapiro*, Royal Institute of Technology and Promethens, Inc., Sweden
(87142362)

4:15 p.m.
Wavelets, sampling, distributions and everything.
Gilbert G. Walter*, University of Wisconsin, Milwaukee
(87141426)

4:45 p.m.
Multilevel preconditioning.
Wolfgang Dahmen*, Freie Universitaet, Germany
(87165507)

5:15 p.m.
Generalization of the PaleyWeiner theorem.
Amin Boumenir*, King Fahd University, Saudi Arabia
(87142320)

5:45 p.m.
Pseudobiorthogonal bases and frames.
Hidemitsu Ogawa*, Tokyo Institute of Technology, Japan
(87143319)

Wednesday January 8, 1992, 2:15 p.m.4:15 p.m.
MAA Minicourse \#4: Part A
Environmental modeling
Organizers:
Robert McKelvey, Environmental Research Lab EPA, Corvallis

Wednesday January 8, 1992, 2:15 p.m.4:15 p.m.
MAA Minicourse \#17
Advanced workshop on DERIVE
Organizers:
David R. Stoutemyer, University of Hawaii and Soft Warehouse, Inc.

Wednesday January 8, 1992, 2:15 p.m.5:30 p.m.
AMS Session on Probability Theory and Stochastic Processes, I

2:15 p.m.
Compound Poisson approximation for an urn problem.
Patrick Burghardt, Carnegie Mellon University
Amy Prengaman*, Johns Hopkins University
(87160510)

2:30 p.m.
Correlation autoregressive sequences: A summary.
Jay C. Hardin, National Aeronautics & Space Administration, Virginia
Andrzje Makagon, Michigan State University, East Lansing
Abol G. Miamee*, Hampton University
(87160513)

2:45 p.m.
Optimal Occupation in graphs.
Kyle Siegrist*, University of Alabama, Huntsville
(87160549)

3:00 p.m.
Memoryless distributions on a class of semigroups.
Kyle Siegrist, University of Alabama, Huntsville
Leigh Lunsford*, University of Alabama, Huntsville
(87160587)

3:15 p.m.
Recent progress in exchangeability theory.
Grant Izmirlian, Jr.*, University of Wisconsin, Madison
(87160607)

3:30 p.m.
Numerical calculation of multidimensional stable distributions.
John P. Nolan*, American University
Balram Rajput, University of Tennessee, Knoxville
(87160625)

3:45 p.m.
Random orthogonal polynomials.
M. Sambandham*, Clark Atlanta University
A. Brania, Morehouse College
(87160357)

4:00 p.m.
Random algebraic polynomials.
Henry Gore*, Morehouse College
M. Sambandham, Morehouse College
(87160358)

4:20 p.m.
Break

4:35 p.m.
On the number of cycles in a random nonequiprobable graph^1.
V. F. Kolchin, Academy of Sciences of the USSR,
V. I. Khokhlov*, Academy of Sciences of the USSR,
(87160416)

4:50 p.m.
Stationary characteristics of a queue system with semiMarkovian flow of entrance function.
Mikhail M. Novikov*,
(87160424)

5:05 p.m.
A generalization of the birthday problem.
M. Sayrafiezadeh*, Medgar Evers College, City University of New York
(87198298)

5:20 p.m.
An identity on symmetric functions, and its application to majorityrule.
Robert B. Feinberg*, Baltimore, Maryland
(87105354)

Wednesday January 8, 1992, 2:15 p.m.6:00 p.m.
AMS Session on Approximation Theory and Harmonic Analysis

2:15 p.m.
Recurrence formulas for multivariate box splines and their moments.
Patrick J. Van Fleet*, Vanderbilt University
(87141445)

2:30 p.m.
Monotone approximation with firstorder linear differential operators.
O. Shisha*, University of Rhode Island
C. Yang, University of Rhode Island
(87141525)

2:45 p.m.
Multidimensional wavelets generated by fractal functions.
J Geronimo, Georgia Institute of Technology
D. Hardin*, Vanderbilt University
P. Massopust, Vanderbilt University
(87141590)

3:00 p.m.
Three dimensional stationary phase method with nondegenerate stationary point on an edge.
David Kaminski*, University of Lethbridge, England
(87141121)

3:15 p.m.
Interpolation of entire functions associated with some Freud's weights.
Radwan AlJarrah*, Southwestern Oklahoma State University
Mohammed Hasan, Yarmouk University, Jordan
(87141314)

3:30 p.m.
An unusual arctangent series approximation for pi.
Francine Abeles*, Kean College of New Jersey
(87141128)

3:45 p.m.
A spectral PaleyWeiner theorem.
William Bray*, University of Maine, Orono
(87142222)

4:00 p.m.
A generalization of the CantorLebesgue theorem.
J. Marshall Ash*, DePaul University
Robert P. Kaufman, University of Illinois, UrbanaChampaign
Eric Rieders, DePaul University
(87142123)

4:10 p.m.
Break

4:20 p.m.
Almost everywhere summability of orthogonal expansions on the unit circle.
Attila Mate*, Brooklyn College, City University of New York
(87142490)

4:35 p.m.
Quadratic maps of R^2 which map A(R^2) to the space of functions with uniformly invertible Fourier transforms.
Peter M. Jarvis*, University of Wisconsin, Madison
(87142480)

4:50 p.m.
A Fourier series.
Javad Namazi*, Fairleigh Dickinson University
(87142463)

5:05 p.m.
Perturbation results and the Franklin Wavelets.
Kenneth F. Yarnall*, University of South Carolina, Columbia
(87142447)

5:20 p.m.
Geometric dimension versus smoothness on the closed set (0,1).
Anca Deliu*, Georgia Institute of Technology
MongShu Lee, University of South Carolina, Columbia
(87142383)

5:35 p.m.
A note on pseudodifferential operators on weighted L^pspaces over locally compact Vilenkin groups.
H. Ombe*, University of Puerto Rico, Rio Piedras
(87143412)

5:50 p.m.
Strong Boehmians.
Piotr Mikusinski*, University of Central Florida
Ellen R. Dill, University of Central Florida
(87144113)

Wednesday January 8, 1992, 2:15 p.m.5:30 p.m.
AMS Session on Category Theory and Nonassociative Algebra

2:15 p.m.
Lie algebras associated to conditional expectation operators.
Gregory Peterson*, East Carolina University
(87116274)

2:30 p.m.
Isomorphism classes of noncommutative matrix Jordan algebras.
Robert B. Brown, Ohio State University, Columbus
Nora C. Hopkins*, Indiana State University
(87117502)

2:45 p.m.
Essential extensions of simple modules for Lie algebras of type A, D, and E.
Randall P. Dahlberg*, Allegheny College
(87117499)

3:00 p.m.
A generalization of the algebra of color.
R. D. Schafer*, Massachusetts Institute of Technology
(87117110)

3:15 p.m.
Lie algebras closed under nonLie polynomials.
John Magnus*, Sweet Briar College
(87117503)

3:30 p.m.
Imaginary roots of a KacMoody Lie algegra whose reflections preserve root multiplicities.
Curtis Bennett*, Michigan State University
(87117120)

3:45 p.m.
Centroids and root systems.
Duncan J. Melville*, Saint Lawrence University
(87117379)

4:00 p.m.
Representations of exceptional Lie algebras restricted to subalgebras.
Krystina K. Leganza*, Ball State University
(87120433)

4:10 p.m.
Break

4:20 p.m.
Weak infinitygroupoids and the homotopy category.
Marek Golasinski*, Nicholas Copernicus University,
(87118375)

4:35 p.m.
Results concerning a categorical version of the NobelingPontryagin theorem.
Dmitri B. Shakhmatov*, Miami University, Oxford, OH
(87118457)

4:50 p.m.
On Cartesian closed universal algebras.
Vijaya Gompa*, Ball State University
(87118329)

5:05 p.m.
Tricategories.
Robert Gordon*, Temple University, Philadelphia
A. J. Power, University of Edinburgh, Scotland
R. H. Street, Macquarie University, Australia
(87118297)

5:20 p.m.
A categorical setting for secondorder mathematical structures.
Lawrence Neff Stout*, Illinois Wesleyan University
Ulrich Hohle, Bergische University, Germany
(87118289)

Wednesday January 8, 1992, 2:15 p.m.6:00 p.m.
AMS Session on Complex Analysis, I

2:15 p.m.
When is the composition of two power series even?
Alan Horwitz*, Pennsylvania State University, Media
Lee Rubel, University of Illinois, UrbanaChampaign
(87126576)

2:30 p.m.
Extremal results for a class of univalent functions.
Robin Cunningham*, Trenton State College
(87130219)

2:45 p.m.
Sharp first order univalence criteria.
Julian Gevirtz*, University of Chile, Chile
(87130218)

3:00 p.m.
On univalance of certain infinite products.
E. P. Merkes, University of Cincinnati
Mohammad Salmassi*, College of the Holy Cross
(87130227)

3:15 p.m.
Entire functions capable of mapping continuous, nonanalytic functions into the disc algebra.
Paul E. Fishback*, University of Wisconsin, Madison
(87130326)

3:30 p.m.
Uniformly convex functions.
Wancang Ma, University of Cincinnati
David Minda*, University of Cincinnati
(87130306)

3:45 p.m.
Entire functions of order one and infinite type.
Badih Ghusayni*, North Central College
(87130270)

4:00 p.m.
Interpolation at maximal radii: A characterization of the binomial and exponential series.
Faruk AbiKhuzam*, American University of Beirut
(87130105)

4:10 p.m.
Break

4:20 p.m.
A generalization of the Jacobi inversion formula and some applications.
S. F. Keating*, Eastern Connecticut State University
(87146638)

4:35 p.m.
Quantitative Runge theorems for harmonic functions.
Thomas Bagby, Indiana University
Norman Levenberg*, University of Auckland, New Zealand
(8713074)

4:50 p.m.
A class on Ruscheweyh derivative of functions with negative coefficients.
Igbal Ahmad, Jamia Millia Islamia, India
Yogesh K. Sharma*, Jamia Millia Islamia, India
(8713014)

5:05 p.m.
A verfication of an integral mean conjecture by Ruscheweyh.
Roger W. Barnard, Texas Tech University
Kent Pearce*, Texas Tech University
(87130476)

5:20 p.m.
Discrete analytic polynomials defined via circle packings.
Tomasz Dubejko*, University of Tennessee, Knoxville
(87130449)

5:35 p.m.
On certain compact Riemann surfaces with a maximal number of automorphisms.
Peter Turbek*, University of Wisconsin, Madison
(87130435)

5:50 p.m.
A note on functional roots.
R. Holzsager*, American University
L. Crone, American University
I. L. Chang, American University
(87130432)

Wednesday January 8, 1992, 2:15 p.m.5:30 p.m.
AMS Session on Differential Geometry

2:15 p.m.
Minimal progress on problems in geometry.
Ray Killgrove*, San Diego State University, San Diego, CA
Rodolfo Tamez, California State University  Los Angeles
(87151161)

2:30 p.m.
Double points on hyperbolic surfaces.
Hanna M. Sandler*, American University
(87151624)

2:45 p.m.
The volume of nsimplex.
Eung Chun Cho*, Kentucky State University
(8715216)

3:00 p.m.
Tangential and normal Euler numbers, complex points, and singularities of projections for oriented surfaces in 4space.
Thomas Banchoff, Brown University
Frank Farris*, Santa Clara University
(87153215)

3:15 p.m.
An isometric deformation preserving the mean curvature.
Ioannis M. Roussos*, Hamline University
(87153148)

3:30 p.m.
Pairs of connections compatible with almost quasiquaternion structures.
Andrzej Bucki*, Williamsport, Pennsylvania
(87153338)

3:45 p.m.
Pushforward measures for certain convex symplectic manifolds.
Elisa Prato*, Princeton University
(8715370)

4:00 p.m.
The generic condition in relativity is generic.
Steven G. Harris*, Saint Louis University
(87153456)

4:10 p.m.
Break

4:20 p.m.
Affine curves in the hyperbolic plane.
Weiqi Gao*, Southern Illinois University, Edwardsville
(87153381)

4:35 p.m.
All metric geometries on Lie groups of dimension 3 are known.
Luis A. Cordero, University of Santiago, Spain
Phillip E. Parker*, Wichita State University
(87153609)

4:50 p.m.
Mean curvature cohomology and infinitesimal leaf geometry.
Richard H. Escobales, Jr.*, Canisius College
(87153558)

5:05 p.m.
On resolving the multiplicity of tensor products of representations of the symplectic groups.
Eric YiuChing Leung*, University of Iowa
(87122116)

5:20 p.m.
The universal form of the branching rule for the symplectic groups.
Mihalis Maliakas*, University of Arkansas, Fayetteville
(8712013)

Wednesday January 8, 1992, 2:15 p.m.5:45 p.m.
AMS Session on Numerical Analysis

2:15 p.m.
First order recurrence relations in two variables.
M. H. Moadab, Virginia State University
Firooz Khosraviyani*, University of Texas of the Permian Basin
John Abramowich, University of Texas of the Permian Basin
(87165559)

2:30 p.m.
An efficient line search algorithm for unconstrained optimization.
F. A. Potra, University of Iowa
Yixun Shi*, University of Iowa
(87165621)

2:45 p.m.
Parallel homotopy method and its properties for matrix eigenvalue problems.
Liang Jiao Huang*, Michigan State University
Tien Yien Li, Michigan State University
(87165376)

3:00 p.m.
Reduced continuity finite element approximations for convection dominated convectiondiffusion equations.
Damu Cai*, University of Wisconsin, Madison
(87165377)

3:15 p.m.
Fast solvers for finite difference approximations for the Stokes and NavierStokes equations.
Dongho Shin*, University of Wisconsin, Madison
John C. Strikwerda, University of Wisconsin, Madison
(87165439)

3:30 p.m.
Homotopy methods for eigenvalue problems of general matrices.
Zhonggang Zeng*, Michigan State University
(87165440)

3:45 p.m.
Real homotopies for solving real polynomial systems.
T. Y. Li, Michigan State University
Xiaoshen Wang*, Michigan State University
(87165441)

4:00 p.m.
The semigroup stability of difference approximations for initialboundary value problems.
Lixin Wu*, University of California, Los Angeles
(87165443)

4:20 p.m.
Break

4:35 p.m.
An algorithm for symmetric tridiagonal eigenproblems.
Kuiyuan Li*, University of West Florida
TienYien Li, Michigan State University
(8716510)

4:50 p.m.
Elimination of numerical instabilities.
Ronald Mickens*, Clark Atlanta University
(8716583)

5:05 p.m.
Numerical technique to solve nonlinear elliptic PDE's arising from semiconductor device modeling.
John R. Rice, Purdue University
Rakesh K. Sharma*, Northern Illinois University
(87165147)

5:20 p.m.
Evolutionary methods for global optimization.
Ben Goertzel*, University of Nevada, Las Vegas
(87165150)

5:35 p.m.
Modified form of calculus for supercomputers.
Krishnanand Verma*, University of Wisconsin, Whitewater
(87168631)

Wednesday January 8, 1992, 2:15 p.m.6:00 p.m.
AMS Session on Operator Theory

2:15 p.m.
Dense Frechet subalgebras of operator algebra crossed products by Lie groups.
Larry B. Schweitzer*, University of California, Berkeley
(8714602)

2:30 p.m.
Spectral mapping theorems for fractionally integrated semigroups.
Colin R. Day*, University of South Carolina, Columbia
(87147189)

2:45 p.m.
Multiplicative perturbation of semigroup generators.
J. R. Dorroh*, Louisiana State University, Baton Rouge
Albrecht Holderreith, University of Tubingen, Germany
(87147281)

3:00 p.m.
Linear maps preserving lat, hyperlat, and commutant of operators.
A. A. Jafarian*, University of New Haven
Ahmed R. Sourour, University of Victoria
(87147303)

3:15 p.m.
The method of approximationsolvability of nonlinear equations in reflexive Banach spaces.
Ram Verma*, University of Central Florida
Lokenath Debnath, University of Central Florida
(8714734)

3:30 p.m.
Joint spectrum an H^infinityfunctional calculus for pairs of commuting contractions.
Alfredo Octavio*, IVIC, Venezuela
(8714719)

3:45 p.m.
An extension of a theorem by Browder with applications to variational inequality problems.
Charles Holly*, University of Illinois, UrbanaChampaign
(87147483)

4:00 p.m.
On nonnegative solvability of linear operator equations.
Harold Dean Victory, Jr.*, Texas Tech University
RueyJen JangLewis, Texas Tech University
(87147482)

4:10 p.m.
Break

4:20 p.m.
Implicit function theorems for nondifferentiable maps.
P. S. Milojevic*, New Jersey Institute of Technology
(87147428)

4:35 p.m.
The band generated by lattice homomorphisms.
David C. Carothers*, Hope College
William A. Feldman, University of Arkansas, Fayetteville
(87147566)

4:50 p.m.
The adjoint problem for coupled linear operators.
Michael K. Kinyon*, University of Utah
(87147561)

5:05 p.m.
Pure subjordan operators and simultaneous approximation by a polynomial and its derivative.
Thomas R. Fanney*, Virginia Wesleyan College
(87141512)

5:20 p.m.
Local and global bivariational gradients in function spaces.
E. P. Hamilton*, Washington College
M. Z. Nashed, University of Delaware
(87149311)

5:35 p.m.
Best approximation in function and operator spaces.
Waleed M. Deeb*, Beverly Hills, California
Roshdi Khalil, Kuwait University, Kuwait
(87141629)

5:50 p.m.
Mikusinski's mathematics.
John Synowiec*, Indiana University, Northwest
(87101160)

Wednesday January 8, 1992, 2:15 p.m.5:05 p.m.
MAA Session on Mathematics Placement Testing Programs: Their Organization, Administration and Problems, II

2:15 p.m.
Predicting success in college mathematics.
Hope Florence, University of Charleston
Hugh Haynsworth*, University of Charleston
(87100747)

2:40 p.m.
Placement test development and implementation.
Samuel Thompson*, Univercity of Maryland
Lindsey Court, University of Maryland
(87100751)

3:05 p.m.
Effective placement: More than a good test.
A. Ferzola*, University of Scranton
N. Lakshmanan, University of Scranton
D. S. Martin, University of Scranton
P. M. Perdes, University of Scranton
(87100744)

3:30 p.m.
The University of Wisconsin System Placement Testing Program.
Allan S. Cohen, University of Wisconsin, Madison
John G. Harvey*, University of Wisconsin, Madison
(87100746)

3:55 p.m.
Statewide placement testing as a longterm process.
David E. Boliver, Jr.*, Trenton State College
(87100739)

4:20 p.m.
Mathematics placement testing programs: Their organization, administration, and problems.
Franklin Demana*, Ohio State University, Columbus
(87100743)

4:45 p.m.
The placement testing program at the University of Arkansas.
Allan C. Cochran*, University of Arkansas, Fayetteville
Scott M. Jordan, University of Arkansas, Fayetteville
(87100741)

Wednesday January 8, 1992, 2:15 p.m.4:10 p.m.
MAA Session on The ``sevenintofour'' Problem, I

2:15 p.m.
7 into 4: Principles, proposals, progress.
Stephen B. Maurer*, Swarthmore College
(87100764)

2:30 p.m.
A small college's solution to the seven into four problem.
Glenn Adamson*, Ottawa University
(87100753)

2:45 p.m.
Shake and bake of undergraduate mathematics curriculum.
S. C. Bhatnagar*, University of Nevada, Las Vegas
(87100756)

3:00 p.m.
Multiple techinques and multiple applications.
Russell Jay Hendel*, Dowling College
(87100759)

3:15 p.m.
A curriculum for the first two years.
Susan Hurley*, Siena College
Thomas H. Rousseau, Siena College
(87100760)

3:30 p.m.
Discrete mathematics in the first two years: How and why.
Herbert E. Kasube*, Bradley University
(87100761)

3:45 p.m.
Multivariable Calculus II, a 'five into four' experience.
Richard D. Neidinger*, Davidson College
(87100765)

4:00 p.m.
Accelerating calculus through Taylor's approximations.
M. Sayrafiezadeh*, Medgar Evers College, City University of New York
(87100767)

Wednesday January 8, 1992, 2:15 p.m.4:10 p.m.
MAA Session on Innovations in Mathematics Courses for Business, II

2:15 p.m.
Business majors as selfconfident users of mathematics.
Catherine M. Murphy*, Purdue University, Calumet Campus
(87100779)

2:30 p.m.
Histogram races for introductory business statistics.
Iris Brann Fetta*, Clemson University
(87100770)

2:45 p.m.
Spreadsheet laboratory exercises in business calculus.
Coreen L. Mett*, Radford University
(87100775)

3:00 p.m.
Linear programming  a pedagogically sound approach.
Richard Mitchell*, University of Wisconsin, Stevens Point
(87100778)

3:15 p.m.
The content and organization of applied calculus.
Denny Burzynski*, West Valley College
(87100768)

3:30 p.m.
A new approach to business statistics.
Philip R. Meyers*, New York, New York
(87100776)

3:45 p.m.
A role for business applications in a calculus course.
John A. Ferling*, Claremont McKenna College
(87100769)

4:00 p.m.
Consultant corner: Decision making and writing in mathematics for business.
James J. Reynolds*, Clarion University of Pennsylvania
Ronald J. Harshbarger, Georgia Southern University
(87100860)

Wednesday January 8, 1992, 2:15 p.m.5:55 p.m.
MAA Session on Using Spreadsheets to Teach Mathematics, II

2:15 p.m.
Spreadsheets, amortization of loans, and lines in precalculus.
James Sandefur*, Georgetown University
(87100845)

2:40 p.m.
Using spreadsheets in math.
Donald R. Snow*, Brigham Young University
(87100847)

3:05 p.m.
Using spreadsheet to teach permutations and combinations.
Susan T. Dean*, Samford University
George T. Crocker, Samford University
(87100828)

3:30 p.m.
Experiences with the use of spreadsheets in applied mathematics teaching.
John W. Perram*, Odense University, Denmark
(87100840)

3:55 p.m.
Cayley tables on a spreadsheet.
R. G. Dean*, Stephen F. Austin State University
(87100827)

4:20 p.m.
Mathematical analysis of mortgage derivative securities using spreadsheets.
Matthew J. Hassett*, Arizona State University, Tempe
(87100835)

4:45 p.m.
Spreadsheets bring order to chaos.
Marilyn B. Durkin*, Bentley College
Barbara C. Nevils, Bentley College
(87100831)

5:10 p.m.
Spreadsheets as mathematical tools of first choice.
Gary E. Davis*, LaTrobe University, Australia
(87100825)

5:35 p.m.
Solving systems of equations using Lotus 123.
Edgar N. Howell*, Hazard Community College
(87100836)

Wednesday January 8, 1992, 2:30 p.m.5:20 p.m.
AMS Special Session on Index Theory, II

2:30 p.m.
Higher etainvariants.
John Lott*, University of Michigan, Ann Arbor
(87158401)

3:00 p.m.
Spectral invariants and L^2analytic torsions.
Donggeng Gong*, State University of New York, Stony Brook
Joel Pincus, State University of New York, Stony Brook
(87147402)

3:30 p.m.
Von Neumann Index Theorems for manifolds with boundary.
Mohan Ramachandram*, Purdue University, West Lafayette
(87158459)

4:00 p.m.
Invariants of stratified spaces and stratifiable maps.
Julius Shaneson*, University of Pennsylvania
(87157284)

4:30 p.m.
Singular spaces and subspaces.
Sylvain Cappell*, New York UniversityCourant Institute
(87157283)

5:00 p.m.
Controlled homotopy equivalences almost preserve strata.
Frank Quinn*, Virginia Polytechnic Institute and State University
(87158582)

Wednesday January 8, 1992, 3:20 p.m.4:10 p.m.
MAA Invited Address
Linear algebra, geometry, and supercomputing.
James W. Demmel*, University of California, Berkeley
(87100872)

Wednesday January 8, 1992, 3:20 p.m.4:20 p.m.
AWM Panel Discussion
Graduate education
Moderators:
Carol Wood, Wesleyan University
Panelists:
Bettye Anne Case, Florida State University
Richard Ringeisen, Clemson University
Jane Cronin Scanlon, Rutgers University
Virginia Torczon, Rice University

Wednesday January 8, 1992, 4:15 p.m.6:10 p.m.
AMS Special Session on Environmental Modeling, I

4:15 p.m.
Conceptual issues in the conservation of biological diversity.
Robert McKelvey*, University of Montana
(87192595)

5:05 p.m.
System theoretic approach to the greenhouse effect.
J. Filar*, University of Maryland, Baltimore County
R. Braddock, Griffith University, Australia
(87192597)

5:40 p.m.
Predicting radon measurements by regression.
M. K. King*, Theta Technologies Incorporated, Tennessee
J. Haller, Theta Technologies Incorporated, Tennessee
(87192592)

Wednesday January 8, 1992, 4:20 p.m.4:50 p.m.
AWM Business Meeting and Prize Session

Wednesday January 8, 1992, 4:25 p.m.5:15 p.m.
AMS Invited Address
On the border of symplectic geometry and complex analysis.
Yakov M. Eliashberg*, Stanford University
(87100868)

Wednesday January 8, 1992, 4:30 p.m.6:30 p.m.
MAA Minicourse \#5: Part A
Using group projects in calculus
Organizers:
Stephen Hilbert, Ithaca College
John Maceli, Ithaca College
Eric Robinson, Ithaca College
Diane Schwartz, Ithaca College
Stanley Seltzer, Ithaca College

Wednesday January 8, 1992, 4:30 p.m.6:30 p.m.
MAA Minicourse \#6: Part A
Introduction to research in the teaching and learning of undergraduate mathematics: examples in calculus
Organizers:
Joan FerriniMundy, University of New Hampshire
Kathleen Heid, Pennsylvania State University

Wednesday January 8, 1992, 5:45 p.m.6:45 p.m.
NSF Session
The changing environment for NSF funding of research and education

Wednesday January 8, 1992, 7:15 p.m.8:15 p.m.
AMSMAA Joint Presentation

Wednesday January 8, 1992, 8:30 p.m.9:30 p.m.
AMS Josiah Willard Gibbs Lecture
Approaching the limit: Mathematics and myth in statistical physics.
Michael E. Fisher*, University of Maryland, College Park
(87100867)
Thursday January 9, 1992

Thursday January 9, 1992, 8:00 a.m.10:55 a.m.
AMSMAA Special Session on Mathematics and Education Reform, II

8:00 a.m.
Integrating problem solving and technology into mathematics teaching: A leadership and training project.
Elias Toubassi*, University of Arizona, Tucson
(87198276)

8:25 a.m.
A description of a special inservice calculus course for high school teachers.
Peter Braunfeld*, University of Illinois, UrbanaChampaign
(87197254)

8:50 a.m.
Enhancing mathematics education using technology  the Arizona experience.
David Lovelock*, University of Arizona
(87198531)

9:15 a.m.
Geometry and the imagination.
Jane Gilman*, Rutgers University, Newark
(87198366)

9:40 a.m.
Assessment and mathematics education reform.
Alfred Manaster*, University of California at San Diego, La Jolla
(87197521)

10:05 a.m.
Real mathematics from the start.
Nancy N. Casey*, Washington State University
Michael Fellows, University of Victoria
(87196519)

10:30 a.m.
Resources for mathematics reform.
Mark Driscoll*, Educational Development Center, Massachusetts
(87196212)

Thursday January 9, 1992, 8:00 a.m.10:50 a.m.
AMS Special Session on Designs and Codes, III

8:00 a.m.
Finite geometry's contributions to coding theory.
E. F. Assmus, Jr.*, Lehigh University
(87105291)

8:30 a.m.
Designs and codes from unitals.
J. D. Key*, Clemson University
(87120253)

9:00 a.m.
Quasisymmetric designs and the Smith normal form.
A. Blokhuis, Eindhoven University of Technology, The Netherlands
A. R. Calderbank*, AT&T Bell Laboratories, Murray Hill, New Jersey
(87105176)

9:30 a.m.
Constructing 5designs from Golay subcodes.
Christine G. Barton*, National Security Agency, Maryland
(87105573)

10:00 a.m.
Exponential number of quasisymmetric designs and codes meeting the GreyRankin bound.
Vladimir Tonchev*, Michigan Technological University
Dieter Jungnickel, University Giessen, Germany
(87105608)

10:30 a.m.
A recursive method for construction of designs.
D. K. RayChaudhuri*, Ohio State University, Columbus
Tianbao Zhu, Ohio State University, Columbus
(87105500)

Thursday January 9, 1992, 8:00 a.m.10:20 a.m.
AMS Special Session on Iteration and Factorization of Entire and Meromorphic Functions, II

8:00 a.m.
On the fixpoints and factorizations of entire functions.
ChungChun Yang*, Hong Kong Universty of Science and Technology, Hong Kong
Jianhua Zheng, Academia Sinica, People's Republic of China
(87130162)

8:30 a.m.
Factorization of determinants of Laplacians on spheres.
J. R. Quine*, Florida State University
Junesang Choi, Florida State University
(8713085)

9:00 a.m.
On the iterate of e^z.
JianYing Zhou*, Beijing University, Peoples Republic of China
(87130165)

9:30 a.m.
Dynamics of critically finite entire functions.
Misha Yu Lyubich*, State University of New York, Stony Brook
(87130606)

10:00 a.m.
On the intersection of Julia sets.
C. T. Chong*, National University of Singapore, Singapore
(87130167)

Thursday January 9, 1992, 8:00 a.m.10:50 a.m.
AMS Special Session on Index Theory, III

8:00 a.m.
Applications of the Lipschitz Gsignature theorem.
Jonathan Rosenberg*, University of Maryland, College Park
(87158405)

8:30 a.m.
The Novikov conjecture via controlled topology.
Steven C. Ferry*, State University of New York, Binghamton
(87157496)

9:00 a.m.
Asymptotic morphisms and index theory.
Nigel Higson*, Pennsylvania State University, University Park
(87119460)

9:30 a.m.
An index formula for transversally elliptic operators relative to a compact Lie group action.
Guoliang Yu*, Mathematical Sciences Research Institute, Berkeley, CA
(87158403)

10:00 a.m.
Higher relative eta invariants.
Ronald G. Douglas*, State University of New York, Stony Brook
(87158373)

10:30 a.m.
Spatially nontemperate pseudodifferential operators, Fredholm theory, and index.
Houshang H. Sohrab*, Towson State University
(8713551)

Thursday January 9, 1992, 8:00 a.m.10:55 a.m.
AMS Special Session on Symplectic Topology, I

8:00 a.m.
Dissipation induced instability.
Tudor Ratiu*, University of California, Santa Cruz
(87158407)

8:50 a.m.
Jholomorphic curves in simplectic 4manifolds.
Dusa McDuff*, State University of New York, Stony Brook
(87153539)

9:35 a.m.
Symplectic fixed point theorems for toric manifolds.
Alexander B. Givental*, University of California, Berkeley, CA
(87198497)

10:25 a.m.
Nonholonomic reduction.
Larry Bates*, University of Calgary
Jedrzej Sniatycki, University of Calgary
(87158404)

Thursday January 9, 1992, 8:00 a.m.10:00 a.m.
MAA Minicourse \#1: Part B
Alternatives to the lecture method in collegiate mathematics
Organizers:
Julian Weissglass, University of California, Santa Barbara

Thursday January 9, 1992, 8:00 a.m.10:00 a.m.
MAA Minicourse \#8: Part A
CAS laboratory projects for first year calculus using DERIVE
Organizers:
Carl L. Leinbach, Gettysburg College
Marvin L. Brubaker, Messiah College

Thursday January 9, 1992, 8:00 a.m.10:55 a.m.
AMS Session on Algebraic Topology and Manifolds

8:00 a.m.
All 3plane complex Grassmanian manifolds are connectedwise prime.
John Ferdinands*, Calvin College
(87155266)

8:15 a.m.
Minimal models and symplectic topology.
Gregory Lupton*, Cleveland State University
John Oprea, Cleveland State University
(8715577)

8:30 a.m.
Some results on the Alpha invariant.
Gregory A. Fredricks*, Lewis & Clark College
Jeff C. Lutgen, University of Oregon
(87157389)

8:45 a.m.
Unlinking two component links.
Peter Kohn*, University of Texas, Austin
(87157614)

9:00 a.m.
The differential topology of locally compact sets.
R. Mansfield, Pennsylvania State University, University Park
H. MovahediLankarani*, Pennsylvania State University, University Park
R. Wells, Pennsylvania State University, University Park
(87157511)

9:15 a.m.
Generalization of a Bieberbach's theorem.
Kyung Bai Lee*, University of Oklahoma, Norman
(87157290)

9:30 a.m.
Index theory for short ranged fields in higher dimensions.
Nicolae Anghel*, University of North Texas
(87158232)

9:45 a.m.
A necessary and sufficient condition for a system of nonlinear equations to have a unique solution.
ChungWu Ho*, Southern Illinois University, Edwardsville
(87158305)

10:00 a.m.
Homoclinic contours of differential systems.
Zhivko S. Athanassov*, Bulgarian Academy of Sciences, Bulgaria
(87158414)

10:15 a.m.
A counterexample to the 3dimensional Poincare conjecture. III.
F. D. Lonergan*, Webster, Massachusettts
(87155201)

10:30 a.m.
The algebra structure of P(l)*SO(2^l+11).
Vidhyanath Rao*, Ohio State University, Newark
(8715545)

10:45 a.m.
A characterization of convex functions.
The Luc Dinh, Institute of Mathematics, Socialist Republic of Vietnam
Srinivasa Swaminathan*, Dalhousie University
(87146181)

Thursday January 9, 1992, 8:00 a.m.10:10 a.m.
AMS Session on Finite Differences and Functional Equations

8:00 a.m.
On the map function.
Vojislav Stojkovic*, Morgan State University
(87168627)

8:15 a.m.
Inner product spaces and functional equations.
PL. Kannappan*, University of Waterloo
(87139296)

8:30 a.m.
Asymptotic behavior of solutions of Poincare difference equations.
William F. Trench*, Trinity University
(8713926)

8:45 a.m.
The existence of scaling distributions and functions.
Christopher Heil*, Massachusetts Institute of Technology
David Colella, MITRE, Virginia
(87139555)

9:00 a.m.
Continuous solutions of dilation equations.
David Colella*, MITRE, Virginia
Christopher Heil, Massachusetts Institute of Technology
(87139563)

9:15 a.m.
Global attractivity and linearized oscillations for delay difference equations.
Gerasimos Ladas*, University of Rhode Island
(87139124)

9:30 a.m.
On supcontinuous triangle functions.
Thomas Riedel*, University of Louisville
(87139413)

9:45 a.m.
Cauchy difference  A generalization of Hosszu functional equation.
P. L. Kannappan, University of Waterloo
P. K. Sahoo*, University of Louisville
(87139615)

10:00 a.m.
Generalizations of Jensen's functional equation in distributions.
Elias Y. Deeba*, University of Houston, Downtown
E. L. Koh, University of Regina
(8713938)

Thursday January 9, 1992, 8:00 a.m.10:55 a.m.
AMS Session on Partial Differential Equations, II

8:00 a.m.
Exact controllability and uniform stabilization of the Kirchoff plate with boundary feedback acting via bending moments.
Mary Ann Horn*, University of Virginia
(8713555)

8:15 a.m.
The GinzburgLandau equation: Posted in a quarter plane.
Charles Bu*, University of Illinois, UrbanaChampaign
(8713592)

8:30 a.m.
A parabolic problem modelling axially symmetric thermoelastic contact.
Kevin T. Andrews*, Oakland University
Meir Shillor, Oakland University
(8713594)

8:45 a.m.
Solutions of Bergers' equation via quasisolutions.
Michael McAsey*, Bradley University
Lee A. Rubel, University of Illinois, UrbanaChampaign
(87135257)

9:00 a.m.
Blowup of solutions for nonlinear parabolic boundary value problems.
Hongwei Chen*, Christopher Newport Collge
(87135304)

9:15 a.m.
An absorption problem in the presence of salt.
Tommy Meyers, U S Army Engineer Waterways, Mississippi
Seth F. Oppenheimer*, Mississippi State University
(87135331)

9:30 a.m.
Boundaryvalue contact problems as a division of mathematical physics.
Boris Belinskiy*, Jacksonville, Florida
(87135340)

9:45 a.m.
Parabolic quenching for nonsmooth convex domains.
C. Y. Chan, University of Southwestern Louisiana
Lan Ke*, University of Southwestern Louisiana
(87135200)

10:00 a.m.
Large deviation for the Burgers equation with small viscosity.
Arjuna I. Ranasinghe*, University of Alabama, Huntsville
Mou H. Chang, University of Alabama, Huntsville
(87135142)

10:15 a.m.
Positivity conditions for quadratic forms.
Jimin Tian*, Washington State University
(87149537)

10:30 a.m.
Numerical, constrained optimization methods.
John Gregory*, Southern Illinois University, Carbondale
Cantian Lin, Southern Illinois University, Carbondale
(87149370)

10:45 a.m.
Boundary controlability for conservative evolutions governed by P.D.E.
Daniel Tataru*, University of Virginia
(8714982)

Thursday January 9, 1992, 8:00 a.m.10:55 a.m.
AMS Session on Probability Theory and Stochastic Processes, II

8:00 a.m.
Multitype branching random walk.
Jinhua Tao*, University of Wisconsin, Madison
(87160448)

8:15 a.m.
Markov gambling problems  minimizing time to a goal.
Michael G. Monticino*, University of North Texas
Victor C. Pestien, University of Miami
(87160451)

8:30 a.m.
Local variations of the sticky Brownian motion.
Madjid Amir*, University of Minnesota, Duluth
(87160465)

8:45 a.m.
The differentiability of the sample paths of a strongly harmonizable random field.
Randall J. Swift*, University of California, Riverside
(87160472)

9:00 a.m.
Waiting times: The general Ergodic case.
Paul C. Shields*, University of Toledo and E\"otvos Lor\'and University, Hungary
(8716024)

9:15 a.m.
Linear transformations of Wiener integrals.
Chull Park, Miami University, Oxford
David Skoug*, University of Nebraska, Lincoln
(8716071)

9:30 a.m.
Random filters that preserve strict stability of random inputs.
Weibin Zeng*, University of Louisville
(87160316)

9:45 a.m.
On generalized maximal functions.
Bernd S. W. Schr\"oder*, Kansas State University
(87160126)

10:00 a.m.
Generalized stochastic integrals of multiparameter processes.
Mylan Redfern*, University of Southern Mississippi
David Betounes, University of Southern Mississippi
(87160355)

10:15 a.m.
Two branches of the generalized Weibull distribution.
Manmohan S. Arora*, University of Bahrain, Bahrain
(87162196)

10:30 a.m.
On measures of association as measures of positive dependence.
Roger B. Nelsen*, Lewis & Clark College
(87162183)

10:45 a.m.
A rank test for a single peak in monthly data.
Osvaldo Marrero*, Villanova University
(87162127)

Thursday January 9, 1992, 8:00 a.m.10:55 a.m.
MAA Session on Research in Undergraduate Education, I

8:00 a.m.
Ethnographic teacherresearch in the mathematics classroom.
Bill Rosenthal*, Ursinus College
(87100730)

8:20 a.m.
A study of professors teaching calculus.
Mordechai Lawrence Friedman*, Bernard M. Baruch College, City University of New York
(87100714)

8:40 a.m.
Conveying the function concept: A theoretical analysis and review of the literature.
Susanna S. Epp*, DePaul University
(87100711)

9:00 a.m.
An action to process approach to solving algebra word problems.
Albert A. Cuoco*, Education Development Center, Massachusetts
(87100708)

9:20 a.m.
College students' understanding of recursion.
Eric W. Hart*, Maharishi International University
(87100716)

9:40 a.m.
Elicitation and analysis of undergraduates' constructs of mathematics and mathematics teaching.
John E. Owens*, University of Alabama, Tuscaloosa
(87100727)

10:00 a.m.
Student growth goals in undergraduate mathematics education.
Richard D. West*, United States Military Academy, West Point
(87100737)

10:20 a.m.
Math myths: Instructional implications.
Victor U. Odafe*, University of Hartford
(87100725)

10:40 a.m.
A test of mathematical abilities of students completing high school.
Gontran Ervynck*, Katholieke University, Belgium
(87100712)

Thursday January 9, 1992, 8:30 a.m.11:00 a.m.
AMS Special Session on Bergman Spaces, I

8:30 a.m.
Harmonic Bergman spaces.
Sheldon Axler*, Michigan State University
(87146173)

9:00 a.m.
Open problems in the factoring theory of the Bergman spaces.
Hakan Hedenmalm*, Uppsala University, Sweden
(87130172)

9:30 a.m.
Contractive zerodivisors in Bergman spaces.
Peter Duren*, University of Michigan, Ann Arbor
Dmitry Khavinson, University of Arkansas, Fayetteville
Harold S. Shapiro, Royal Institute of Technology, Sweden
Carl Sundberg, University of Tennessee, Knoxville
(87130516)

10:00 a.m.
Invariant subspaces of Bergman spaces and the biharmonic equation. II.
Peter Duren, University of Michigan, Ann Arbor
Dmitry Khavinson*, University of Arkansas, Fayetteville
Harold S. Shapiro, Royal Institute of Technology, Sweden
Carl Sundberg, University of Tennessee, Knoxville
(8713032)

10:30 a.m.
Expansive multipliers in the Bergman space.
Boris Korenblum, State University of New York, Albany
Michael Stessin*, Northwestern University
(87130174)

Thursday January 9, 1992, 8:30 a.m.9:50 a.m.
MAA Panel Discussion
Curriculum initiatives: statistics, geometry, environment, assessment, and quantitative literacy

Thursday January 9, 1992, 8:30 a.m.9:50 a.m.
MAA Visiting Lectures Committee Panel Discussion
How to start and maintain a departmental colloquium
Panelists:
James G. Ware, University of Tennessee at Chattanooga
Jean B. Chan, Sonoma State university
Sandy Grabiner, Pomona College
Deane Arganbright, Whitworth College

Thursday January 9, 1992, 9:00 a.m.9:50 a.m.
AWM Emmy Noether Lecture
Oscillators and networks of them: Which differences make a difference?
Nancy J. Kopell*, Boston University

Thursday January 9, 1992, 9:00 a.m.10:55 a.m.
MAA Session on Environmental Mathematics, I

9:00 a.m.
Modeling the depletion of natural resources.
Michael Olinick*, Middlebury College
(87100856)

9:30 a.m.
A model for the dynamics of subdivided populations.
Roland H. Lamberson*, Humboldt State University
Lee Badger, Weber State University
(87100855)

10:00 a.m.
Elementary mathematical modelling of environmental problems.
S. C. Bhatnagar*, University of Nevada, Las Vegas
(87100853)

10:30 a.m.
Traffic flow at the Lackawanna Recycling Center.
Anthony D. Berard, Jr.*, King's College
(87100852)

Thursday January 9, 1992, 9:00 a.m.10:00 a.m.
AMS Library Committee Panel Discussion
Mathematics libraries, present and future
Organizers:
James L. Rovnyak, University of Virginia
Panelists:
Keith R. Dennis, Cornell University
Steven Rockey, Cornell University
s:
Nancy D. Anderson,

Thursday January 9, 1992, 10:05 a.m.10:55 a.m.
MAA Invited Address
Wavelets making waves in mathematics and engineering.
Ingrid Daubechies*, AT&T Bell Laboratories, Murray Hill, New Jersey and Rutgers University, New Brunswick

Thursday January 9, 1992, 11:10 a.m.12:00 p.m.
AMSMAA Environmental Address

11:10 a.m.
Problems of scale in ecology.
Simon A. Levin*, Cornell University
(87100865)

Thursday January 9, 1992, 1:00 p.m.2:00 p.m.
AMS Colloquium Lectures: Lecture II
Automorphic forms and HasseWeil zetafunctions.
Robert P. Langlands*, Institute for Advanced Study

Thursday January 9, 1992, 2:15 p.m.3:05 p.m.
AMS Invited Address
Holomorphic maps from C^n to C^n.
Walter Rudin*, University of Wisconsin, Madison
(87100869)

Thursday January 9, 1992, 2:15 p.m.3:15 p.m.
MAA Special Presentation

Thursday January 9, 1992, 2:15 p.m.4:05 p.m.
AMS Special Session on Classical Real Analysis, III

2:15 p.m.
A characterization of infinite omegalimit sets for functions of zero topological entropy.
A. M. Bruckner*, University of California, Santa Barbara
J. Smital, Komensky University, Czechoslovakia
(8712629)

2:45 p.m.
Special alpha limit sets and global attractors.
Michael W. Hero*, Bradley University
(8712658)

3:15 p.m.
Homeomorphic restrictions of smooth endomorphisms of an interval.
K. M. Brucks*, University of Wisconsin, Milwaukee
M. V. OteroEspinar, Campus Universitario, Spain
C. Tresser, IBM T. J. Watson Research Center, Yorktown Heights, New York
(8713459)

3:45 p.m.
Ergodic theory and differentiation.
Richard J. O'Malley*, University of WisconsinMilwaukee
(87126103)

Thursday January 9, 1992, 2:15 p.m.3:05 p.m.
AMS Special Session on Iteration and Factorization of Entire and Meromorphic Functions, III

2:15 p.m.
Combinatorics of limit sets of Kleinian groups.
Linda Keen*, Herbert H. Lehman College, City University of New York
Caroline Series, Warwick University, England
(87130547)

2:45 p.m.
On the size of Julia sets.
A. Hinkkanen*, University of Illinois, UrbanaChampaign
(87130544)

Thursday January 9, 1992, 2:15 p.m.4:20 p.m.
AMS Special Session on Interaction of Harmonic Analysis, Signal Processing and Computational Mathematics, III

2:15 p.m.
Timefrequency and timespace methods in mathematics and signal processing.
Yves F. Meyer*, University of Paris IX, France
(87142258)

3:05 p.m.
Orthonormal wavelets on the interval.
Ingrid Daubechies*, AT&T Bell Laboratories, New Jersey
(87146541)

3:35 p.m.
The optimal coefficients in Daubechies wavelets.
Gilbert Strang*, Massachusetts Institute of Technology
(87141231)

4:00 p.m.
Multiresolution analyses, regular sampling, and summability.
W. R. Madych*, University of Connecticut, Storrs
(87194526)

Thursday January 9, 1992, 2:15 p.m.4:10 p.m.
AMS Special Session on Symplectic Topology, II

2:15 p.m.
A heat equation approach for constructing contact structures.
Steven J. Altschuler*, Australian National University, Australia
(87158408)

2:55 p.m.
Chains in the Heisenberg Group. I.
William M. Goldman*, University of Maryland, College Park
Robert R. Miner, University of Oklahoma
(87151137)

3:40 p.m.
Chains in the Heinenberg group. II.
William M. Goldman, University of Maryland, College Park
Robert R. Miner*, University of Oklahoma, Norman
(87151187)

Thursday January 9, 1992, 2:15 p.m.4:15 p.m.
MAA Minicourse \#2: Part B
The Harvard calculus reform project: handson experience with the project materials
Organizers:
Deborah Hughes Hallett, Harvard University
Sheldon P. Gordon, Suffolk Community College
William McCallum, University of Arizona
Thomas W. Tucker, Colgate University

Thursday January 9, 1992, 2:15 p.m.4:15 p.m.
MAA Minicourse \#3: Part B
Using history in teaching calculus
Organizers:
V. Frederick Rickey, Bowling Green State University

Thursday January 9, 1992, 2:15 p.m.4:15 p.m.
MAA Minicourse \#4: Part B
Environmental modeling
Organizers:
Robert McKelvey, Environmental Research Lab EPA, Corvallis

Thursday January 9, 1992, 2:15 p.m.4:15 p.m.
MAA Minicourse \#9: Part A
Learning abstract algebra by programming in ISETL
Organizers:
Ed Dubinsky, Purdue University
Uri Leron, TechnionIIT

Thursday January 9, 1992, 2:15 p.m.4:10 p.m.
AMS Session on Application of Mathematics to Social and Biological Sciences and Systems Theory, I

2:15 p.m.
The pricing of risky corporate debt to be issued at par value.
Arnold L. Langsen, California State University, Hayward
Franklin Lowenthal, California State University, Hayward
Clark T. Benson*, National Security Agency, Maryland
(87190580)

2:30 p.m.
The effects of nonuniform inhibitor production on onedimensional tissue growth.
Sophia A. Maggelakis*, Rochester Institute of Technology
(87192540)

2:45 p.m.
Disease transmission models with densitydependent demographics.
Linda Q. Gao*, University of Iowa
Herbert W. Hethcote, University of Iowa
(87192380)

3:00 p.m.
Some SIRS epidemic models with varying population size.
Jinshi Zhou*, University of Iowa
(87192384)

3:15 p.m.
Formulation and theoretical and numerical studies of functional differential equation models for fatal infectious diseases.
Ende Zhang*, University of Wisconsin, Madison
(87192481)

3:30 p.m.
Global stability of a delay differential equation arising from epidemiology.
Xiaodong Lin*, University of Waterloo
Pauline Van Den Driessche, University of Victoria
(87192486)

3:45 p.m.
On partial controllability of the time delay systems.
Ali Ansari*, Virginia State University
(87193588)

4:00 p.m.
Discrete observability of the wave equation.
Alisa A. DeStefano*, Dartmouth College
(87193601)

Thursday January 9, 1992, 2:15 p.m.3:55 p.m.
AMS Session on Complex Analysis, II

2:15 p.m.
Riemann derivatives.
William Haloupek*, University of Wisconsin, Madison, WI
(87130581)

2:30 p.m.
Spherical linear invariance and uniform local spherical convexity.
Wancang Ma*, University of Cincinnati
David Minda, University of Cincinnati
(87130535)

2:45 p.m.
Compactifications of planar graphs.
Sam Northshield*, State University of New York, College at Plattsburgh
(87131264)

3:00 p.m.
MobiusInvariant spaces and algebras in polydiscs.
H. Turgay Kaptanoglu*, University of Wisconsin, Madison
(87132442)

3:15 p.m.
Peakinterpolation set for A infinity (U^n).
Likang Guo*, University of Wisconsin, Madison, WI
(87132450)

3:30 p.m.
On the complex Frobenius theorem.
Lilia Apostolova*, Bulgarian Academy of Science, Bulgaria
(87132168)

3:45 p.m.
Schanuel functions and algebraic differential equations.
Georg Martin Reinhart*, University of Illinois, UrbanaChampaign
(87130639)

Thursday January 9, 1992, 2:15 p.m.4:10 p.m.
AMS Session on History and Education

2:15 p.m.
Computer graphics in precalculus.
Darius Movasseghi*, Medgar Evers College, City University of New York
(87198368)

2:30 p.m.
Reform in the theory of equations.
James W. Petticrew*, University of TexasPan American
(87198125)

2:45 p.m.
A second year of workshop sessions in large calculus classes at UCSD.
Al Shenk*, University of California at San Diego, La Jolla
(87198313)

3:00 p.m.
Implementing calculus as formal laboratory courses using MATHEMATICA.
John W. Davenport*, Georgia Southern University
Arthur G. Sparks, Georgia Southern University
James P. Braselton, Georgia Southern University
(87198509)

3:15 p.m.
John Colson's twoway numbers.
J. J. Tattersall*, Providence College
(8710118)

3:30 p.m.
On an equal basis: Working with graduate assistants to develop calculus classes which incorporate projects.
David J. Pengelley*, New Mexico State University, Las Cruces
Douglas S. Kurtz, New Mexico State University, Las Cruces
(8713593)

3:45 p.m.
Mathematics for health careers.
David A. Palkovich*, Oklahoma City Community College
(87198634)

4:00 p.m.
Preachment versus apprenticeship.
Arnold E. Ross*, Ohio State University, Columbus
(8719737)

Thursday January 9, 1992, 2:15 p.m.3:55 p.m.
AMS Session on Number Theory, I

2:15 p.m.
Matrices associated with arithmetical functions.
Keith Bourque*, University of Southwestern Louisiana
Steve Ligh, University of Southwestern Louisiana
(87111197)

2:30 p.m.
An algebra of exponents.
Joseph Arkin*, U.S. Military Academy, New York
(87111159)

2:45 p.m.
On consecutive Niven numbers.
Curtis Cooper*, Central Missouri State University
Robert E. Kennedy, Central Missouri State University
(87111286)

3:00 p.m.
On the natural density of the digit numbers.
Robert E. Kennedy*, Central Missouri State University
Curtis Cooper, Central Missouri State University
(87111285)

3:15 p.m.
Patterns in prime and compounded powers. Phase I.
Nivia Colon Diaz*, Puerto Rico
(87111630)

3:30 p.m.
On a special sequence concerning the radix expansion map.
WunSeng Chou*, Academia Sinica, Taiwan
Peter Shiue, University of Nevada, Las Vegas
(87111470)

3:45 p.m.
The remarkable number 648.
Robert O. Stanton*, Saint James University
(87111473)

Thursday January 9, 1992, 2:15 p.m.4:10 p.m.
AMS Session on Topological Groups and Lie Groups

2:15 p.m.
Extralarge Artin groups are biautomatic.
David E. Peifer*, University of Illinois, UrbanaChampaign
(87120492)

2:30 p.m.
The Howe/Kirillov orbit methods for some Gelfand pairs.
Jeffrey L. Hakim*, American University
(87120623)

2:45 p.m.
Measures on nilpotent coadjoint orbits.
Donald R. King*, Northeastern University
(8712281)

3:00 p.m.
Quadratic equations over C(6) groups.
Martin Greendlinger*, Temple University, Philadelphia
(87120468)

3:15 p.m.
Limit axioms for wide varieties of topological groups.
R. D. Kopperman*, City College, City University of New York
S. A. Morris, University of Wollongong, Australia
(87122598)

3:30 p.m.
Points very close to the smallest ideal of BetaS.
Amha T. Lisan*, Louisiana State University, Baton Rouge
Neil Hindman, Howard University
(87122385)

3:45 p.m.
A resolution of the multiplicity problem for GL(N,C).
Randall Wills*, Southeastern Louisiana University, Hammond, LA
(87122453)

4:00 p.m.
Normal structure property in generalized James spaces.
M. A. Khamsi*, University of Texas, El Paso
S. Swaminathan, Dalhousie University
(87146182)

Thursday January 9, 1992, 2:15 p.m.4:00 p.m.
MAA Session on A Toolbox for Liberal Arts Mathematics Courses, I

2:15 p.m.
Introduction

2:20 p.m.
Innumerancy for liberal arts students.
Gloria Dion*, Pennsylvania State Univeristy, Ogontz Campus
(87100797)

2:35 p.m.
Freshman seminar at Hamline University.
Nadine C. Myers*, Hamline University
(87100811)

2:50 p.m.
Mathematical modeling in the liberal arts.
Roland Minton*, Roanoke College
(87100810)

3:05 p.m.
Fractals in the liberal arts mathematics course.
Peter Tannenbaum*, California State University, Fresno
(87100817)

3:20 p.m.
Fractals for liberal arts students.
Kay Gura*, Ramapo College
Rowan Lindley, Westchester Community College
(87100805)

3:35 p.m.
Applications, a good way to learn to use mathematics effectively.
Chantal Shafroth*, North Carolina Central University
(87100814)

3:50 p.m.
Integrating quality and productivity in introductory statistics courses.
Mary H. Hudson*, Samford University
(87100806)

Thursday January 9, 1992, 2:15 p.m.4:00 p.m.
MAA Session on Using Spreadsheets to Teach Mathematics, III

2:15 p.m.
A spreadsheetbased finite mathematics course.
Stephen D. Comer*, The Citadel
(87100824)

2:40 p.m.
Least squares approximation using a spreadsheet.
Luz Maria DeAlba*, Drake University
(87100826)

3:05 p.m.
Using spreadsheets as a tool in the upper secondary mathematics curriculum.
Jonathan Choate*, Groton School, Massachusetts
(87100823)

3:30 p.m.
Teaching with spreadsheets: Advance applications and creative graphics.
Deane Arganbright*, Whitworth College
(87100821)

Thursday January 9, 1992, 2:15 p.m.4:10 p.m.
MAA COMET and CTUM Panel Discussion
Preparing teachers of mathematics
Panelists:
Bettye Anne Case, Florida State University
Ed Dubinsky, Purdue University
Patricia L. Jones, University of Southwestern Louisiana
Glenda Lappan, Michigan State University
Moderators:
James R. C., MAA and Ohio State University
Don R. Lick, Eastern Michigan University

Thursday January 9, 1992, 2:15 p.m.4:10 p.m.
MAA ad hoc Committee on Guidelines Panel Discussion
Guidelines for undergraduate mathematics programs
Panelists:
John D. Fulton, University of West Florida
David J. Lutzer, College of William \& Mary
John A. Thorpe, SUNY at Buffalo

Thursday January 9, 1992, 3:20 p.m.4:10 p.m.
AMS Invited Address
Waves in elasticplastic materials.
Michael Shearer*, North Carolina State University
(87100870)

Thursday January 9, 1992, 4:25 p.m.6:00 p.m.
AMS Business Meeting

Thursday January 9, 1992, 6:15 p.m.8:15 p.m.
COMAP Council Meeting

Thursday January 9, 1992, 7:00 p.m.9:00 p.m.
MAA Minicourse, \#5: Part B
Using group projects in calculus
Organizers:
Stephen Hilbert, Ithaca College
John Maceli, Ithaca College
Eric Robinson, Ithaca College
Diane Schwartz, Ithaca College
Stanley Seltzer, Ithaca College

Thursday January 9, 1992, 7:00 p.m.9:00 p.m.
MAA Minicourse \#7: Part A
Using NETPAD software to teach and learn about graphs
Organizers:
Nathaniel Dean, Bellcore
Joseph G. Rosenstein, Rutgers University

Thursday January 9, 1992, 7:00 p.m.9:00 p.m.
MAA Minicourse \#10: Part A
How to make effective use of inexpensive pocket computers to develop the concepts and techniques of calculus
Organizers:
Franklin Demana, Ohio State University
Bert K. Waits, Ohio State University

Thursday January 9, 1992, 7:00 p.m.8:00 p.m.
Joint Policy Board for Mathematics Session

7:00 p.m.
Title to be announced.
Walter E. Massey*, National Science Foundation

Thursday January 9, 1992, 7:00 p.m.10:00 p.m.
AMSMAA Panel Discussion
Undergraduate linear algebra
A. Duane Porter,
David Carlson,
Charles R. Johnson,
David C. Lay,
Friday January 10, 1992

Friday January 10, 1992, 8:00 a.m.10:55 a.m.
AMSMAA Special Session on Mathematics and Education Reform, III

8:00 a.m.
An overview of vertically integrated projects.
Judith S. Sunley*, National Science Foundation
(87198436)

8:05 a.m.
DIMACS, a vertically integrated center.
Daniel Gorenstein*, Rutgers University, Piscataway
(87197523)

8:20 a.m.
DIMACS education programs.
Joseph G. Rosenstein*, Rutgers University, New Brunswick
(87197520)

8:40 a.m.
The geometry center.
Albert Marden*, University of Minnesota, Minneapolis
(87199301)

8:55 a.m.
Vertically integrated education programs at the geometry center, Minneapolis, MN.
Harvey Keynes*, University of Minnesota, Minneapolis
(87198256)

9:15 a.m.
Regional institute in dynamical systems at Boston University.
Robert L. Devaney*, Boston University
(87198233)

9:30 a.m.
Report on contemporary mathematics and technology as a driving force for educational reform.
Jonathan Choate*, Groton School, Groton, Massachusetts
(87198195)

9:45 a.m.
The Regional Geometry Institute, Park City: A mathematician's apology.
Herb Clemens*, University of Utah
(87198273)

10:00 a.m.
The regional geometry institute as a crosscultural experience.
Naomi D. Fisher*, University of Illinois, Chicago
(87197211)

10:15 a.m.
Geometry in the machine age: The five college regional geometry institute.
Donal O'Shea*, Mount Holyoke College
(87198589)

10:30 a.m.
The education side of the Five Colleges Regional Geometry Institute.
P. Martin Conway*, Granby, Massachusetts
(87197618)

10:40 a.m.
Comments and Questions

Friday January 10, 1992, 8:00 a.m.10:50 a.m.
AMS Special Session on Bergman Spaces, II

8:00 a.m.
A sharp estimate for A^p,^alpha functions in C^n.
Dragan Vukoti\'c*, University of Michigan, Ann Arbor
(87130278)

8:30 a.m.
Random analytic functions in Bergman spaces.
Gregory Bomash*, Michigan State University
(87130171)

9:00 a.m.
Majorization and domination in the Bergman space.
Boris Korenblum, State University of New York, Albany
Kendall Richards*, Southwestern University
(87130207)

9:30 a.m.
Outer functions in the Bergman space.
Boris Korenblum*, State University of New York, Albany
(87130144)

10:00 a.m.
Cyclic vectors for the shift on Bergman spaces.
John Akeroyd*, University of Arkansas, Fayetteville
(8713097)

10:30 a.m.
Solvability of boundary value problems using Fock space estimates.
Dmitry Khavinson, University of Arkansas, Fayetteville
Harold S. Shapiro*, Royal Institute of Technology, Sweden
(87130517)

Friday January 10, 1992, 8:00 a.m.10:55 a.m.
AMS Special Session on Invariant Theory, I

8:00 a.m.
Unipotent actions on affine space.
Dennis M. Snow*, University of Notre Dame
(87114406)

8:30 a.m.
Another look at Dickson's invariants for finite linear groups.
James E. Humphreys*, University of Massachusetts, Amherst
(87120138)

9:00 a.m.
Minimal nilpotent orbits, symmetric pairs, differential operators.
Ranee Brylinski*, Pennsylvania State University, University Park
Bertram Kostant, Massachusetts Institute of Technology
(87122498)

9:30 a.m.
Embeddings of homegeneous spaces and quotients of embeddings of groups.
Lex Renner*, University of Western Ontario
(87114228)

10:00 a.m.
Highest weight vectors in tensor products.
Roger Howe*, Yale University
(8711572)

10:30 a.m.
Most modules of covariants are not CohenMacaulay.
Michel Brion*, Institut Fourier de Mathematics, France
(87113251)

Friday January 10, 1992, 8:00 a.m.10:50 a.m.
AMS Special Session on Interaction of Harmonic Analysis, Signal Processing and Computational Mathematics, II

8:00 a.m.
Optical wavelet networks.
Walter Schempp*, University of Siegen, Germany
(87143602)

8:30 a.m.
Sampling, interpolation and the Nyquist density in some function spaces related to signal analysis.
Kristian Seip*, University of Trondheim, Norway
(87130339)

9:00 a.m.
New optimal multilayer neural networks in a generalized Fock space setting.
Rui J. P. DeFigueiredo*, University of California, Irvine, CA
(87143337)

9:30 a.m.
Timebandtime limiting operators, restricted polynomial expansions, and approximation.
Marci Perlstadt*, Drexel University
(87141427)

10:00 a.m.
Wavelet based approximation in the optimal control of distributed parameter systems.
Chris Brislawn*, Los Alamos National Laboratory
I. G. Rosen, University of Southern California
(8714908)

10:30 a.m.
Multiresolutions and wavelets: Algebraic structure and families in relation with Shannon's sampling theory and the Gabor transform.
Akram Aldroubi*, Mathematics and Signal Processing Group, Maryland
Michael Unser, National Institute of Health, Maryland
(87142205)

Friday January 10, 1992, 8:00 a.m.10:50 a.m.
AMS Special Session on Stability and Control, I

8:00 a.m.
Optimal stabilization.
V. Lakshmikantham*, Florida Institute of Technology
(87149267)

8:30 a.m.
Higher derivatives of Lyapunov functions and stability analysis.
S. Sivasundaram*, EmbryRiddle Aeronautical University
(87134108)

9:00 a.m.
Instability for autonomous functional differential equations.
John R. Haddock*, Memphis State University
Younhee Ko, Memphis State University
(87134333)

9:30 a.m.
Invariance, stability and viability in control systems.
Emilio Roxin*, University of Rhode Island
(87149145)

10:00 a.m.
Stability of impulsive differential systems.
S. K. Kaul, University of Regina
S. Leela*, State University of New York, College at Geneseo
(87134117)

10:30 a.m.
Parabolic quenching phenomena.
C. Y. Chan*, University of Southwestern Louisiana
(87135208)

Friday January 10, 1992, 8:00 a.m.10:50 a.m.
AMS Special Session on Algebraic Topology, I

8:00 a.m.
Combinatorial homotopy and multiple groupoids.
JeanPierre Meyer*, Johns Hopkins University, Baltimore
Gabrielle Abramson, Johns Hopkins University, Baltimore
(87155243)

8:30 a.m.
v_1periodic homotopy groups of Sp(n).
Martin Bendersky, Hunter College, City University of New York
Donald M. Davis*, Lehigh University
Mark Mahowald, Northwestern University
(87155236)

9:00 a.m.
The homology of elementary Abelian groups and the cohomology of the Steenrod algebra.
J. Michael Boardman*, Johns Hopkins University, Baltimore
(87155235)

9:30 a.m.
Rational functions and divisor spaces.
Martin A. Guest*, University of Rochester
(87155237)

10:00 a.m.
Free representations of 2groups by signed permutation matrices.
Michael E. Hoffman*, United States Naval Academy, Maryland
(87155238)

10:30 a.m.
The periodic Hopf ring of connective Morava Ktheory.
Richard Kramer*, Wayne State University
(87155239)

Friday January 10, 1992, 8:00 a.m.10:00 a.m.
MAA Minicourse \#11: Part A
Instituting a mathematics placement program: creating order out of chaos in freshman mathematics
Organizers:
Philip C. Curtis, Jr., University of California, Los Angeles

Friday January 10, 1992, 8:00 a.m.10:00 a.m.
MAA Minicourse \#12: Part A
Mathematical modeling with a spreadsheet
Organizers:
Stephen D. Comer, The Citadel
Hughes B. Hoyle, III, The Citadel

Friday January 10, 1992, 8:00 a.m.10:00 a.m.
MAA Minicourse \#13: Part A
Integrating calculus and physics for freshmen
Organizers:
Joan R. Hundhausen, Colorado School of Mines
F. Richard Yeatts, Colorado School of Mines

Friday January 10, 1992, 8:00 a.m.10:00 a.m.
MAA Minicourse \#14: Part A
The Fibonacci and Catalan numbers
Organizers:
Ralph P. Grimaldi, RoseHulman Institute of Technology

Friday January 10, 1992, 8:00 a.m.10:55 a.m.
AMS Session on Applications of Mathematics to Social and Biological Sciences and Systems Theory, II

8:00 a.m.
Nonlinear predictability in time series of vectors.
Harold M. Hastings*, Hofstra University
(87193431)

8:15 a.m.
Global exponential stabilization for a nonlinearly perturbed Kirchoff plate.
Mary E. Bradley*, University of Louisville
(87193446)

8:30 a.m.
A convolution method for twodimensional inverse heat conduction problem.
Shishen Xie*, University of Houston, Downtown
Clyde F. Martin, Texas Tech University
(87193491)

8:45 a.m.
Polynomials in discrete dynamical systems.
M. Hadi Moadab*, Virginia State University
(87193504)

9:00 a.m.
Inverses of holomorphic matrices.
John Jones, Jr.*, Air Force Institute of Technology, Ohio
(8719320)

9:15 a.m.
Direct methods in the calculus of variations via orthogonal polynomials.
Mohsen Razzaghi*, Mississippi State University
(87193293)

9:30 a.m.
Norm quadratic residue codes.
Dorothy W. Andreoli, Dartmouth College
Philip D. Tiu*, Dartmouth College
(87194622)

9:45 a.m.
Null spaces and detection of topology errors in electric power networks.
K. A. Clements, Worcester Polytechnic Institute
P. W. Davis*, Worcester Polytechnic Institute
(87194417)

10:00 a.m.
Hankeltype transforms: Additivity of supports under convolution and signal reconstruction.
Michael Rawn*, Manchester College
(87194155)

10:15 a.m.
Elliptic equations and global integrability of the gradient.
Craig A. Nolder*, Florida State University
(87198493)

10:30 a.m.
Polar coordinates and the mean value theorem.
Morteza ShafiiMousavi*, Indiana University, South Bend
(87198192)

10:45 a.m.
Solstice: An electronic journal of geography and mathematics.
Sandra Lach Arlinghaus*, Institute of Mathematical Geography, Michigan
(8719973)

Friday January 10, 1992, 8:00 a.m.10:55 a.m.
AMS Session on Graph Theory

8:00 a.m.
Almost all Steinhaus graphs have diameter two.
Neal Brand*, University of North Texas
(87105151)

8:15 a.m.
On the number of maximum genus embedddings of almost all graphs.
Saul Stahl*, University of Kansas
(87105295)

8:30 a.m.
Coloring Cayley graphs with the Tutte polynomial.
Nancy Celniker*, Whittier College
(87105275)

8:45 a.m.
Spans of Tcolorings and simple Tsets.
David Carlton*, Harvard University
(87105269)

9:00 a.m.
Parity subgraph, shortest cycle cover and postman tour.
CunQuan Zhang*, West Virginia University
(87105107)

9:15 a.m.
Subtree and substar intersection numbers.
YiWu Chang*, University of Illinois, UrbanaChampaign
(87105489)

9:30 a.m.
Forbidden subgraphs of graphs uniquely Hamiltonianconnected from a vertex.
Patti Frazer Lock*, Saint Lawrence University
(87105478)

9:45 a.m.
nVertex graphs.
Virginia Wright*, Emory University
(87105455)

10:00 a.m.
The leafage of chordal graphs.
InJen Lin*, University of Illinois, UrbanaChampaign
(87105454)

10:15 a.m.
On the 1factor graph of a graph.
John C. George*, Lubbock, Texas
(87105378)

10:30 a.m.
On Eulerian embeddings.
Tom\'a\v s Dvo\v r\'ak*, University of South Carolina
Ivan Havel, Czechoslovak Academy of Sciences, Czechoslovakia
Petr Liebl, Czechoslovak Academy of Sciences, Czechoslovakia
(87105565)

10:45 a.m.
A generalization of Vizing's Theorem on domination.
Jason Fulman*, Harvard University
(87105534)

Friday January 10, 1992, 8:00 a.m.10:55 a.m.
MAA Session on Research in Undergraduate Education, II

8:00 a.m.
Writing to learn mathematics.
Peggie A. Smith*, University of the District of Columbia
(87100816)

8:20 a.m.
Writing proofs.
Russell Jay Hendel*, Dowling College
(87100717)

8:40 a.m.
Metacognitive behavior in four types of mathematics problems. An expertnovice study.
Jack Bookman*, Duke University
(87100703)

9:00 a.m.
A time to remain silent: Silence and speech in the mathematics classroom.
Margaret Murray*, Virginia Polytechnic Institute and State University
(87100723)

9:20 a.m.
The instructor's 'mistake' is the student's gain: Social learning and problemsolving in the classroom.
Harriet Edwards*, California State University, Fullerton
(87100709)

9:40 a.m.
An evaluation of grading the work of peers as a means of learning higherlevel mathematics skills.
Vincent P. Schielack, Jr.*, Texas A\thsp\&\thsp M University, College Station
(87100731)

10:00 a.m.
Collegiate mathematics education: An application for intelligent technology.
Richard O'Lander*, St. John's University
(87100726)

10:20 a.m.
Writing and mathematical apprenticeship.
Anne E. Brown*, Saint Mary's College
(87100704)

10:40 a.m.
Poincare in mathematics education.
Simon Quint*, Stockton State College
(87100729)

Friday January 10, 1992, 8:00 a.m.10:55 a.m.
MAA Session on A Toolbox for Liberal Arts Mathematics Courses, II

8:00 a.m.
Videotapes, films and research papers = A successful mathematics course for liberal arts students.
Marguerite Gravez*, Pennsylvania State University, Allentown Campus
(87100803)

8:15 a.m.
Mathematical experiences for reluctant students.
JoAnne S. Growney*, Bloomsburg University
(87100804)

8:30 a.m.
Flexible format and content plans for finite mathematics.
Emelie Kenney*, Siena College
(87100808)

8:45 a.m.
A new core mathematics course.
George T. Crocker*, Samford University
(87100796)

9:00 a.m.
Cluster of courses in art, mathematics, and composition offered at Lock Haven University  Fall 1991.
Dean Wagner*, Lock Haven University of Pennsylvania
(87100819)

9:15 a.m.
What every college student should know about chaos!
Richard Barshinger*, Pennsylvania State University, Dunmore
(87100792)

9:30 a.m.
Dynamical systems as an introduction to mathematics.
Mysore S. Jagadish*, Barry University
(87100861)

9:45 a.m.
Strategies using writing in mathematics.
Peggie A. Smith*, University of the District of Columbia
(87100862)

10:00 a.m.
Learning to enjoy mathematics: Techniques for teaching `mathematical investigations'.
Gail Kaplan*, Washington College
(87100807)

10:15 a.m.
From sewer pipes to point set: An experiential introduction to topology.
Victor J. Donnay*, Bryn Mawr College
(87100798)

10:30 a.m.
Lanchester combat models.
Alan Levine*, Franklin and Marshall College
(87100809)

10:45 a.m.
Mr. Markov plays `Chutes and Ladders'.
Steven Gadbois*, Rhodes College
(87100799)

Friday January 10, 1992, 8:00 a.m.10:55 a.m.
MAA Informal Discussion
Educational mathematics Ph.D. program
Richard Grassl, University of Northern Colorado
Igor Szczyrba, University of Northern Colorado

Friday January 10, 1992, 8:00 a.m.9:20 a.m.
MAA Panel Discussion
Statistics for the twentyfirst century
Organizers:
Florence S. Gordon, New York Institute of Technology
Sheldon P. Gordon, Suffolk Community College
Panelists:
Robert V. Hogg, University of Iowa
J. Laurie Snell, Dartmouth College
Ann Watkins, California State University, Northridge

Friday January 10, 1992, 9:00 a.m.9:50 a.m.
AMS Invited Address
Lie groups and ergodic theory.
Marina Ratner*, University of California, Berkeley

Friday January 10, 1992, 9:00 a.m.10:55 a.m.
Strengthening Underrepresented Minority Mathematics Achievement Workshop
Organizers:
Winson Coleman, University of the District of Columbia
Carol Malloy, University of North Carolina

Friday January 10, 1992, 9:30 a.m.10:55 a.m.
MAA CUPM Subcommittee on Calculus Reform and the First Two Years Panel Discussion
Site testing of new calculus projects
Panelists:
Tom Dick, Oregon State University
Ed Dubinsky, Purdue University
Deborah Hughes Hallett, Harvard University
David A. Smith, Duke University
Moderators:
Wayne Roberts,

Friday January 10, 1992, 9:30 a.m.10:55 a.m.
MAA ad hoc Committee on Mathematics and the Environment Panel Discussion
Getting started

Friday January 10, 1992, 10:05 a.m.10:55 a.m.
CSP Invited Address

Friday January 10, 1992, 11:10 a.m.12:00 p.m.
AMSMAA Invited Address
Optimization for extended services for heat transfer.
J. Ernest Wilkins, Jr.*, Clark Atlanta University
(87100866)

Friday January 10, 1992, 12:00 p.m.1:00 p.m.
NAM CoxTalbot Address
Ethomathematics; A natural focus for NAM.
Gloria Gilmer*, MathTech. Inc.

Friday January 10, 1992, 1:00 p.m.2:00 p.m.
AMS Colloquium Lectures: Lecture III
Finite models for percolation.
Robert P. Langlands*, Institute for Advanced Study

Friday January 10, 1992, 1:00 p.m.4:15 p.m.
AMS Special Session on Preparing for Future College Teaching, I

1:00 p.m.
A teaching seminar for graduate students.
Robert H. McDowell*, Washington University
(87198135)

1:30 p.m.
Oregon State University's proseminar on preparation for college teaching.
Mary Flahive*, Oregon State University
Dennis Garity, Oregon State University
(87198136)

2:00 p.m.
Thematic seminars and perspective courses.
M. Zuhair Nashed*, University of Delaware
(87198325)

2:40 p.m.
The Dartmouth teaching seminar: How has it worked and where do we go from here?
Kenneth P. Bogart*, Dartmouth College
(8719844)

3:05 p.m.
Preparation for college teaching.
Joel V. Brawley*, Clemson University
(87198134)

3:30 p.m.
Alternative teaching methods and the international graduate student.
E. P. Merkes*, University of Cincinnati
(8719854)

3:55 p.m.
The preparation for college teaching of mathematics  a personal experience.
Herbert E. Kasube*, Bradley University
(8719836)

Friday January 10, 1992, 1:00 p.m.3:50 p.m.
AMS Special Session on Bergman Spaces, III

1:00 p.m.
Hankel operators on Bergman spaces of the unit disk.
Daniel H. Luecking*, University of Arkansas, Fayetteville
(8714723)

1:30 p.m.
Weighted Bergman projections on the polydisc.
Kehe Zhu*, State University of New York, Albany
(87132206)

2:00 p.m.
Extremal functions in the Dirichlet space.
Stefan Richter*, University of Tennessee, Knoxville
Carl Sundberg, University of Tennessee, Knoxville
(87147341)

2:30 p.m.
Hankel operators of higher weight.
Jaak Peetre, University of Stockholm, Sweden
Richard Rochberg*, Washington University
(87130271)

3:00 p.m.
Representations of the norms in BergmanSelberg spaces on strips and half planes.
Saburou Saitoh*, Gunma University, Japan
(87130203)

3:30 p.m.
A p^_alpha classes of caloric functions in halfspaces and boundedness of Bergmantype operator.
Ashot Djrbashian*, Los Angeles, California
(87147141)

Friday January 10, 1992, 1:00 p.m.3:05 p.m.
AMS Special Session on History of Mathematics, I

1:00 a.m.
What's new in the history of mathematics?
Frank Swetz*, Pennsylvania State University, Harrisburg
(87101353)

1:45 a.m.
The life and work of Joaquim Gomes de Sousa.
Ubiratan D'Ambrosio*, Universidade Estadual de Campinas, Brazil
(8710165)

2:30 a.m.
Cayley's derivation of Euclidean from projective geometry and the adjunction argument in invariant theory.
Paul R. Wolfson*, West Chester University of Pennsylvania
(87101359)

Friday January 10, 1992, 1:00 p.m.2:50 p.m.
AMS Special Session on Environmental Modeling, II

1:00 p.m.
Thresholds in persistance of territorial species.
Roland H. Lamberson*, Humboldt State University
Joseph E. Carroll, Humboldt State University
(87192594)

1:40 p.m.
Optimal control of parabolic PDE governing beaver populations.
Suzanne Lenhart*, University of Tennessee, Knoxville
(87192593)

2:20 p.m.
Traffic congestion and urban land use.
Frederic Y. M. Wan*, University of Washington
(87192596)

Friday January 10, 1992, 1:00 p.m.4:10 p.m.
AMS Special Session on Invariant Theory, II

1:00 p.m.
The life and work of James Joseph Sylvester (18141897): An overview.
Karen Hunger Parshall*, University of Virginia
(87101300)

1:25 p.m.
Sylvester's proof of Newton's rule for the number of imaginary roots.
Joseph P. S. Kung*, University of North Texas
(87106146)

1:50 p.m.
Symmetry classes of functions.
GianCarlo Rota*, Massachusetts Institute of Technology
(87120605)

2:15 p.m.
Invariants of four medials and invariants of lines.
Rosa Q. Huang*, University of Michigan, Ann Arbor
(87113542)

2:45 p.m.
Equivalence and invariant theory.
Peter J. Olver*, University of Minnesota, Minneapolis
(87113139)

3:15 p.m.
Invariance and invariants in applied discrete geometry.
Walter J. Whiteley*, Champlain Regional College and University of Montreal
(87151252)

3:40 p.m.
Capelli's theory and supersymmetric algebras.
Andrea Brini*, University of Bologna, Italy
Antonio Teolis, ENEA, Bologna, Italy
(87105343)

Friday January 10, 1992, 1:00 p.m.4:10 p.m.
AMS Special Session on Function Theoretic Methods in Partial Differential Equations, I

1:00 p.m.
Half Dirichlet problems for the Dirac operator in the unit ball of R^n.
Heinrich Begehr*, Freie University of Berlin, Germany
Z. Xu, Fudan University, China
(87135130)

1:30 p.m.
The planar oil cap problem.
Robert P. Gilbert*, University of Delaware
GuoChun Wen, Peking University, China
(87135524)

2:00 p.m.
On the use of Bergman operators in the theory of minimal surfaces.
Erwin O. Kreyszig*, Carleton University,
(87135100)

2:30 p.m.
Reproducing kernel methods for illposed problems involving partial differential operators.
M. Zuhair Nashed*, University of Delaware
(87135324)

3:00 p.m.
Analytic representations with wavelet expansions.
Gilbert G. Walter*, University of Wisconsin, Milwaukee
(87130554)

3:30 p.m.
Sampling theorems associated with Dirichlet and Neumann problems for Schrodinger equation.
Ahmed I. Zayed*, University of Central Florida
(87135322)

3:55 p.m.
A simple solution method for the first boundary value problem of the polyharmonic equation.
Steven H. Schot*, American University
(8713101)

Friday January 10, 1992, 1:00 p.m.3:20 p.m.
AMS Special Session on Stability and Control, II

1:00 p.m.
A generalization of the KalmanYakubovic lemma.
A. V. Balakrishnan*, University of California, Los Angeles
(87193268)

1:30 p.m.
A blockparallel Newton's method: Convergence and control applications.
D. D. Siljak*, Santa Clara University
A. Zecevic, Santa Clara University
(87193423)

2:00 p.m.
Robust stability of distributed parameter countrol systems.
G. S. Ladde*, University of Texas, Arlington
ITsung Li, General Dynamics, Michigan
(8719341)

2:30 p.m.
Bilinear control systems with special structure.
Otomar H\'ajek*, Case Western Reserve University
(8714930)

3:00 p.m.
Uniform boundary stabilizability of von Karman plate with a light viscous damping.
M. Bradley, University of Virginia
I. Lasiecka*, University of Virginia
(87135169)

Friday January 10, 1992, 1:00 p.m.3:50 p.m.
AMS Special Session on Algebraic Topology, II

1:00 p.m.
On the category of BPunstable modules.
Takuji Kashiwabara*, Johns Hopkins University, Baltimore
(87155386)

1:30 p.m.
Life without the telescope conjecture.
Douglas C. Ravenel*, University of Rochester
(87155245)

2:00 p.m.
Lin's theorem and localization of finite complexes.
Hal Sadofsky*, Johns Hopkins University, Baltimore
(87155246)

2:30 p.m.
The telescope of a Thom spectrum.
Mark Mahowald, Northwestern University
Paul Shick*, John Carroll University
(87155247)

3:00 p.m.
The length of DyerLashof operations and stable Postnikov systems.
Michael Slack*, University of Virginia
(87155248)

3:30 p.m.
A Bousfield localization approach to unstable periodic homotopy groups.
Robert D. Thompson*, Northwestern University
(87155249)

Friday January 10, 1992, 1:00 p.m.4:10 p.m.
AMS Special Session on Symplectic Topology, III

1:00 p.m.
Symplectic mapping problems.
Lisa Traynor*, State University of New York, Stony Brook
(87153495)

1:40 p.m.
Uniqueness of symplectic blowups in rational or ruled symplectic 4manifolds.
Francois Lalonde*, University of Quebec at Montreal,
(87153344)

2:25 p.m.
On the dual billiard map.
Serge Tabachnikov*, University of Arkansas, Fayetteville
(8715846)

3:00 p.m.
An isoperimetric inequality and pseudoholomorphic curves.
Jon Wolfson*, Michigan State University
(87153178)

3:40 p.m.
Discussion

Friday January 10, 1992, 1:00 p.m.3:10 p.m.
AMS Session on Group Theory

1:00 p.m.
Subdirectly reducible groups and edgeminimal graphs with given automorphism group.
Albert J. Goodman*, University of Chicago
(87120186)

1:15 p.m.
Finite groups with special 2generator property.
Tuval Foguel*, University of Illinois, UrbanaChampaign
(87120191)

1:30 p.m.
On union of fuzzy subgroups.
Ravinder Kumar*, Alcorn State University
Husni H. Saleh, Alcorn State University
(87120214)

1:45 p.m.
Anagrams in groups.
Lawren Smithline*, Harvard University
(87120223)

2:00 p.m.
The tensor product of a semilattice with a semilattice generated by a poset.
James A. Anderson*, University of South Carolina, Spartanburg
(87120154)

2:15 p.m.
The finite basis problem for identities of representations of finite groups over a commutative noetherian ring.
Samuel M. Vovsi*, Rutgers University, New Brunswick
(87120351)

2:30 p.m.
Finite groups.
Catherine Sugar*, Pomona College
Eric Wepsic, Harvard University
David Patrick, CarnegieMellon University
(87120335)

2:45 p.m.
Cyclicizers, centralizers, and normalizers.
David Patrick*, CarnegieMellon University
Eric Wepsic, Harvard University
(87120312)

3:00 p.m.
A_4rewritability.
Eric Wepsic*, Harvard University, Cambridge, Massachusetts
Kevin O'Bryant, RoseHulman Institute of Technology, Terre Haute, Indiana
Lawren Smithline, Harvard University
(87120419)

Friday January 10, 1992, 1:00 p.m.3:55 p.m.
AMS Session on Number Theory, II

1:00 p.m.
Diophantine relations between rings of Sintegers of algebraic functions in one variable over constant fields of positive characterictic.
Alexandra Shlapentokh*, York College, City University of New York
(87111548)

1:15 p.m.
The total zeta function of an order in a general algebra.
Michael D. Seyfried*, Shippensburg University of Pennsylvania
(87111586)

1:30 p.m.
Evaluation of Zeta(n) and L(n) by the Euler transformation.
Jonathan D. Sondow*, Yeshiva University
(87111466)

1:45 p.m.
Normic criteria for pextensions of pregular fields.
Ruth I. Berger*, Memphis State University
(87111488)

2:00 p.m.
Solitary Galois extensions of algebraic number fields.
Leonid Stern*, Towson State University
(8711109)

2:15 p.m.
Real even symmetric forms.
William R. Harris*, University of Illinois, UrbanaChampaign
(8711168)

2:30 p.m.
padic poles and pEisenstein behavior of higher order Bernoulli polynomials.
Arnold Adelberg*, Grinnell College
(87111307)

2:45 p.m.
Indefinite quadratic and hermitian forms and associated modular forms.
Y. Sankaran*, Sanatana Dharma College, India
(87111156)

3:00 p.m.
On unit solutions of the equation (1)x+y+z=xyz in totally imaginary quartic fields.
Jonathan Gordon, University of Illinois at UrbanaChampaign
LiangCheng Zhang, Southwest Missouri State University
Hugh M. Edgar*, San Jose State University
(87111202)

3:15 p.m.
A new formulation of the Goldbach conjecture.
Larry J. Gerstein*, University of California, Santa Barbara
(87111199)

3:30 p.m.
Steinitz classes of tamely ramified nonabelian extentions of algebraic number fields of degree p^3.
James Carter*, University of Illinois, UrbanaChampaign
(87111487)

3:45 p.m.
On the minimal polynomials of rational exponential sums.
Charles H. Toll*, National Security Agency, Fort Meade, Maryland
(87112185)

Friday January 10, 1992, 1:00 p.m.4:25 p.m.
AMS Session on Ordinary Differential Equations, I

1:00 p.m.
Solution in the large of a certain differential equation containing arbitrary number of regular singular points.
T. K. Puttaswamy*, Ball State University
(87134553)

1:15 p.m.
Quadratic dynamical systems and algebras.
Arthur A. Sagle*, University of Hawaii, Hilo
Michael Kinyon, University of Utah
(87134560)

1:30 p.m.
Monotone method for nonlinear first order integrodifferential system.
Josaphat A. Uvah*, University of West Florida
(87134619)

1:45 p.m.
Stability results for impulsive differential systems with applications to population growth models.
Xinzhi Liu*, University of Waterloo
(8713404)

2:00 p.m.
Spectral inequalities.
Philip Savoye*, Mansfield University
(8713405)

2:15 p.m.
A constructive method for a class of inverse spectral problems.
K. Shantha Jayawardena*, Iowa State University
(8713456)

2:30 p.m.
On a nonlinear antiperiodic twopoint boundary value problem.
Yong Huang*, Ohio State University, Marion
(87134111)

2:45 p.m.
Singular perturbations of integrodifferential equations in Banach Space.
Hetao Liu*, Southern Illinois University
(87134262)

3:00 p.m.
Methods for reflection coefficient problems with turning points at infinity.
Jishan Hu*, West Virginia University
(87134292)

3:15 p.m.
Steadystate diffusion in nonhomogeneous environments with nonlinear interface conditions.
V. Anuradha, Mississippi State University
J. B. Garner*, Mississippi State University
R. Shivaji, Mississippi State University
(87134330)

3:30 p.m.
A result on the asymptotic behavior of solutions of a class of higher order neutral delay equations.
John R. Graef*, Mississippi State University
Paul W. Spikes, Mississippi State University
Myron K. Grammatikopoulos, University of Ioannina, Greece
(87134334)

3:45 p.m.
The maximal and minimal operator norms on the unitization of Banach algebra.
A. K. Gaur*, Duquesne University
(87146591)

4:00 p.m.
Control of flexible systems by a mathematical programming approach.
M. NouriMoghadam*, Pennsylvania State University, Lehman
I. S. Sadek, University of North Carolina, Wilmington
(8719350)

4:15 p.m.
Asymptotic stability of a linear damped wave equation.
Bo Zhang*, Southern Illinois University, Carbondale
(8713535)

Friday January 10, 1992, 1:00 p.m.4:10 p.m.
AMS Session on Real Functions

1:00 p.m.
Functions continuous is Lambdavariation.
Franciszek PrusWisniowski*, Syracuse University
(87126617)

1:15 p.m.
On sets of symmetric points.
Lin Hammill*, Simon Fraser University
(87126458)

1:30 p.m.
Generalization of a HardyLittlewoodPolya inequality.
Parviz KhajehKhalili*, Christopher Newport College
(87126474)

1:45 p.m.
Mean value properties for symmetrically differentiable functions.
Michael J. Evans*, North Carolina State University
Shusheng Fu, Fuzhou University, People's Republic of China
(8712647)

2:00 p.m.
Double and iterated limits with applications to generalized integrals.
ChengMing Lee*, University of Wisconsin, Milwaukee
(8712664)

2:15 p.m.
On Peano differentiable functions.
Hajrudin Fejzic*, Michigan State University
(8712666)

2:30 p.m.
Intersection of continuous functions with smooth functions.
Jack B. Brown*, Auburn University, Auburn
(87126263)

2:45 p.m.
Different methods for representing Walsh functions.
Nasser Dastrange*, Buena Vista College
(87126328)

3:00 p.m.
Coincident self similar sets and their Hausdorff dimension.
Mark Smiley*, Goucher College, Towson, MD
(87128532)

3:15 p.m.
The packing measure and the symmetric derivation basis measure.
Sandra Meinershagen*, Northwest Missouri State University
(8712812)

3:30 p.m.
Integration and PCauchy sequences.
Russell A. Gordon*, Whitman College
(8712822)

3:45 p.m.
On convergence of the average (1/N)Epsilon^n_n=1f(T^nx)g(S^nx)h(R^nx).
Qing Zhang*, Ohio State University, Columbus
(8712891)

4:00 p.m.
Groupoid homomorphisms and conjugacy of skew product actions.
Raymond C. Fabec, Louisiana State University, Baton Rouge
Edgar N. Reyes*, Southeastern Louisiana University,
(87128190)

Friday January 10, 1992, 1:00 p.m.3:55 p.m.
MAA Session on The ``sevenintofour'' Problem, II

1:00 p.m.
A core mathematics program with discrete mathematics before calculus.
David C. Arney*, United States Military Academy, West Point
Frank R. Giordano, United States Military Academy, West Point
(87100754)

1:30 p.m.
A calculus lab for elementary statistics.
Richard J. Cleary*, Cornell University and St. Michael's College
(87100757)

2:00 p.m.
AUGMENT: Augsburg's new lowerdivision program for mathematics and science majors.
Larry Copes*, Augsburg College
Suzanne Doree, Augsburg College
(87100758)

2:30 p.m.
The first two years of college mathematica.
W. Davis, Ohio State University, Columbus
H. Porta*, University of Illinois, UrbanaChampaign
P. Tannenbaum, California State University, Fresno
J. J. Uhl, University of Illinois, UrbanaChampaign
(87100766)

3:00 p.m.
7 goes into 4 with a positive remainder.
John M. Kellett*, Gettysburg College
(87100762)

3:30 p.m.
A 2 credit (!!) linear algebra?
Richard Barshinger*, Pennsylvania State University, Dunmore
(87100755)

3:45 p.m.
The mathematics curriculum at Gannon University.
Gerald A. Kraus*, Gannon University
(87100763)

Friday January 10, 1992, 1:00 p.m.3:55 p.m.
MAA Session on A Toolbox for Liberal Arts Mathematics Courses, III

1:00 p.m.
Mathematical thinking in liberal arts.
S. C. Bhatnagar*, University of Nevada, Las Vegas
(87100793)

1:15 p.m.
Mathematical ideas for liberal arts students.
Stefanos Gialamas*, Columbia College
(87100800)

1:30 p.m.
Mathematics and culture: A liberal arts mathematics course.
Kathleen M. Shannon*, Salisbury State University
(87100815)

1:45 p.m.
Great problems of mathematics: A course based on original sources.
Reinhard C. Laubenbacher, New Mexico State University, Las Cruces
David J. Pengelley*, New Mexico State University, Las Cruces
(87100812)

2:00 p.m.
Cooperative learning assignment sampler.
Regina Baron Brunner*, Cedar Crest College
(87100794)

2:15 p.m.
How to make small group dynamics work in a liberal arts mathematics course.
Tracy GoodsonEpsy*, Trevecca Nazarene College
(87100802)

2:30 p.m.
Constructing concepts with collaborative groups and computers in liberal arts mathematics courses.
Joe Wimbish*, Huntingdon College
(87100820)

2:45 p.m.
Computer simulation of chaotic billiards.
Deborah Cousins*, Bryn Mawr College
Reena Freedman, Bryn Mawr College
Eli Fulton, Bryn Mawr College
Abby Kay, Bryn Mawr College
Que Van, Bryn Mawr College
(87100795)

3:00 p.m.
Experiences with computer laboratory exercises in a survey of mathematics course.
Judy E. Ackerman*, Montgomery College
Zdanna Skalsky, Montgomery College
(87100791)

3:15 p.m.
Sets: Tools to promote thinking.
Waldo A. Torres*, Cayey University College
(87100818)

3:30 p.m.
Proof as a topic for psychology students.
Paul M. Perdew*, University of Scranton
(87100813)

3:45 p.m.
The classics of astronomy understood through mathematics.
Louise A. Golland*, University of Chicago Computing Organizations
(87100801)

Friday January 10, 1992, 2:00 p.m.4:00 p.m.
MAA Minicourse \#9: Part B
Learning abstract algebra by programming in ISETL
Organizers:
Ed Dubinsky, Purdue University
Uri Leron, TechnionIIT

Friday January 10, 1992, 2:00 p.m.4:00 p.m.
MAA Minicourse \#11: Part B
Instituting a mathematics placement program: creating order out of chaos in freshman mathematics
Organizers:
Philip C. Curtis, Jr., University of California, Los Angeles

Friday January 10, 1992, 2:00 p.m.4:00 p.m.
MAA Committee on Student Chapters and ad hoc Committee on Mathematics and the Environment Student Workshop
Environmental mathematics

Friday January 10, 1992, 2:00 p.m.3:30 p.m.
AMS and Board on Mathematical Sciences Joint Panel Discussion
Educating mathematicians
Moderators:
Ronald G. Douglas, SUNY at Stony Brook
Panelists:
Fred Gehring, University of Michigan, Ann Arbor
Karen Uhlenbeck, University of Texas, Austin

Friday January 10, 1992, 2:00 p.m.4:00 p.m.
Association of Research Libraries Session
Electronic delivery of scientific and technical information to scientists
Ann Okerson,
Keith Dennis,
Lorrin Garson,
David Rodgers,

Friday January 10, 1992, 2:15 p.m.3:05 p.m.
MAA Invited Address
Real numbers with bounded partial quotients.
Jeffrey Shallit*, University of Waterloo

Friday January 10, 1992, 2:15 p.m.4:10 p.m.
RMMC Board of Directors

Friday January 10, 1992, 3:20 p.m.4:10 p.m.
MAA Retiring Presidential Address
Mathematics goes public.
Lida K. Barrett*, Mississippi State University

Friday January 10, 1992, 4:25 p.m.5:30 p.m.
MAA Business Meeting

Friday January 10, 1992, 6:00 p.m.7:00 p.m.
AMS Session for Reviewers for Mathematical Reviews

Friday January 10, 1992, 7:00 p.m.9:00 p.m.
MAA Minicourse \#15: Part A
Why, when and how to use CAS calculators in calculus and linear algebra instruction
Organizers:
John Kenelly, Clemson University
Donald R. LaTorre, Clemson University

Friday January 10, 1992, 7:00 p.m.9:00 p.m.
MAA Minicourse \#16: Part A
Challenging students with research projects in calculus
Organizers:
Douglas Kurtz, New Mexico State University
David Pengelley, New Mexico State University

Friday January 10, 1992, 7:00 p.m.8:30 p.m.
AMS Panel Discussion
Employment in industry for mathematicians

Friday January 10, 1992, 7:00 p.m.10:00 p.m.
MAA Special Presentation of Poetry Reading
Organizers:
JoAnne Growney,
Dan Kalman,
Elena Marchisotto,

Friday January 10, 1992, 7:30 p.m.8:20 p.m.
Second Annual MAA Student Chapters' Lecture

Contemporary problems in graph theoy.
Carolyn R. Mahoney*, California State University, San Marcos

Friday January 10, 1992, 7:30 p.m.9:00 p.m.
MAA CAS Workshop Reunion
Organizers:
Donald B. Small, West Point

Friday January 10, 1992, 7:30 p.m.9:30 p.m.
MAA Committee on the Participation of Women Special Presentation
New 1991 skits
Organizers:
Patricia C. Kenschaft,

Friday January 10, 1992, 8:30 p.m.10:00 p.m.
AMS Committee on Science Policy Panel Discussion
PhD employment: is there a crisis?
Saturday January 11, 1992

Saturday January 11, 1992, 8:00 a.m.10:55 a.m.
AMS Special Session on Invariant Theory, III

8:00 a.m.
Invariants of vectorvalued symmetric and hermitian forms.
Thomas Garrity, Williams College
Robert Mizner*, Williams College
(87115119)

8:25 a.m.
SO(2) invariants of a set of 2x2 matrices.
Helmer Aslaksen*, National University of Singapore, Republic of Singapore
(8711507)

8:50 a.m.
Algebraic group actions on flag varieties.
Jozsef Horvath*, West Chester University of Pennsylvania
(87114193)

9:15 a.m.
Some determinantal identities.
Lin Tan*, West Chester University of Pennsylvania
(87113633)

9:40 a.m.
Moduli space constructors for complete intersections.
Amassa Fauntleroy*, North Carolina State University, Raleigh
(87113612)

10:05 a.m.
Syzygies and the Moyal algebra.
Joseph P. Brennan*, North Dakota State University, Fargo
(87113611)

10:30 a.m.
When is a ring of torus invariants a polynomial ring?
David L. Wehlau*, University of Toronto
(87122494)

Saturday January 11, 1992, 8:00 a.m.11:00 a.m.
AMS Special Session on Function Theoretic Methods in Partial Differential Equations, II

8:00 a.m.
Applications of function theoretic methods.
Peter A. McCoy*, United States Naval Academy
(8713590)

8:30 a.m.
Intrinsic Dirac operators in C^n.
John Ryan*, University of Arkansas, Fayetteville
(87135179)

9:00 a.m.
A function theoretic method for inhomogeneous second order elliptic systems and its applications to thermoelastic problems.
Yongzhi Xu*, University of Minnesota, Minneapolis
(8713580)

9:30 a.m.
Gradients derived by variational means.
J. W. Neuberger*, University of North Texas
(87135180)

10:00 a.m.
The twodimensional stability of plane couette flow.
Isom H. Herron*, Howard University
(87176342)

10:30 a.m.
Uniform stabilization of planar networks of Timoshenko beams.
John E. Lagnese*, Georgetown University
(87135616)

Saturday January 11, 1992, 8:00 a.m.9:50 a.m.
AMS Special Session on Stability and Control, III

8:00 a.m.
On mathematical models of hysteresis.
I. D. Mayergoyz*, University of Maryland, College Park
(8719349)

8:30 a.m.
On a certain type of Higher Order Maximum Principle (HMP).
Urszula LedzewiczKowalewska*, Southern Illinois University, Edwardsville
(87149514)

9:00 a.m.
Global stability via perturbing Lyapunov functions.
A. S. Vatsala*, University of Southwestern Louisiana
S. G. Rajalakshmi, Southwest Missouri State University
(87134506)

9:30 a.m.
Nonlinear variation of parameters formula for matrix differential equations.
Donald W. Fausett*, Florida Institute of Technology
(87134332)

Saturday January 11, 1992, 8:00 a.m.10:50 a.m.
AMS Special Session on Algebraic Topology, III

8:00 a.m.
The Ktheory localization of loops on an odd sphere and applications.
Lisa Langsetmo*, Northwestern University
(87155240)

8:30 a.m.
On the double transfer.
Nori Minami*, University of Alabama, Tuscaloosa
(87155241)

9:00 a.m.
Agenerators for the Dickson algebra.
Nguyen H. V. Hung, University of Hanoi, Socialist Republic of Vietnam
Franklin P. Peterson*, Massachusetts Institute of Technology
(87155244)

9:30 a.m.
MU* of mappingclass groups.
Jack Morava*, Johns Hopkins University, Baltimore, Maryland
(87155242)

10:00 a.m.
The BrownPeterson homology of the classifying spaces BO and BO(n).
Dung Yung Yan*, Johns Hopkins University, Baltimore, MD
(87155250)

10:30 a.m.
The pperiod of a pperiodic group of finite virtual cohomological dimension.
Yining Xia*, Ohio State University, Columbus
(8715599)

Saturday January 11, 1992, 8:00 a.m.10:55 a.m.
AMS Special Session on Symplectic Topology, IV

8:00 a.m.
Complex structures on the tangent bundles of Riemannian manifolds.
Laszlo Lempert*, Purdue University, West Lafayette
Robert Szoke, Eotvos University, Hungary
(87132194)

8:45 a.m.
Seifert fibration on aspherical CR manifolds.
Yoshinobu Kamishima*, Kumamoto University, Japan
(87157287)

9:25 a.m.
Symplectic displacement energy for Lagrangian submanifolds.
Leonid Polterovich*, TelAviv University, Israel
(87158288)

10:10 a.m.
Symplectic topology of minimal Lagrangian submanifolds in EinsteinKahler manifolds.
YongGeun Oh*, Institute for Advanced Study
(87153170)

Saturday January 11, 1992, 8:00 a.m.10:00 a.m.
MAA Minicourse \#8: Part B
CAS laboratory projects for first year calculus using DERIVE
Organizers:
Carl L. Leinbach, Gettysburg College
Marvin L. Brubaker, Messiah College

Saturday January 11, 1992, 8:00 a.m.10:40 a.m.
AMS Session on Commutative Algebra

8:00 a.m.
Some remarks on primal ideals.
J. H. Kim*, East Carolina University
(87113309)

8:15 a.m.
Idempotent computation over finite fields.
Richard A. Davis*, National Security Agency, Ft. Meade, Maryland
(87113184)

8:30 a.m.
Integer valued rational functions.
K. Alan Loper*, Ohio State University, Newark
(87113365)

8:45 a.m.
On the lengths of factorizations of elements in an algebraic number ring.
Scott Chapman*, Trinity University
William W. Smith, University of North Carolina, Chapel Hill
(87113469)

9:00 a.m.
Hilbert polynomial of a certain ladder determinantal ideal.
Devadatta M. Kulkarni*, Oakland University
(8711388)

9:15 a.m.
Determinantal rings associated with symmetric matrices: A counterexample.
Janet Andersen*, Hope College
(87113280)

9:30 a.m.
Projective resolutions of generic order ideals.
Saeja Oh Kim*, University of Massachusetts, Dartmouth
(87113475)

9:45 a.m.
Sheaf cohomology of generic hyperplane arrangements.
Keith A. Brandt*, University of Wisconsin, Madison
(87113484)

10:00 a.m.
Valuations defined by Ostrowski nets.
David M. Mathews*, North Carolina State University, Raleigh
(87113536)

10:15 a.m.
On relations between Jacobians and resultants of polynomials in two variables.
T. Sakkalis*, Oakland University
(87114122)

10:30 a.m.
Characterizing an algebraic automorphism by the radical of its minimal polynomial.
Mowaffaq Hajja*, Yarmouk University, Jordan
(87112467)

Saturday January 11, 1992, 8:00 a.m.10:40 a.m.
AMS Session on Linear and Associative Algebra

8:00 a.m.
The gap of the graff of a semisimple matrix.
Javad F. Habibi*, Muskingum College
(87115515)

8:15 a.m.
Distance and parallelism between flats in R^n.
Arthur M. Dupr\'e, Rutgers University, New Brunswick
Seymour Kass*, University of Massachusetts, Boston
(87115425)

8:30 a.m.
A representation of solutions of difference equations and applications.
R. Kit Kittappa*, Millersville University
(87115501)

8:45 a.m.
On the matrix power X^n over finite fields.
Maria T. AcostadeOrozco*, Pennsylvania State University, Beaver Campus
Javier GomezCalderon, Pennsylvania State University, New Kensington Campus
(87115317)

9:00 a.m.
An inversion relation of multinomial type.
Daniel Moak*, Michigan Technical University
Konrad Heuvers, Michigan Technical University
K.P.S. Bhaskara Rao, Indian Statistical Institute, India
Karen Collins, Wesleyan University
(87115352)

9:15 a.m.
Weak semiprime rings.
Hossain Khabazian*, Isfahan University of Technology, Iran
(87116613)

9:30 a.m.
tNoetherian tfully right bounded rings.
Heakyung Lee*, Winthrop College
Peter Vachuska, University of Wisconsin, Milwaukee
(8711689)

9:45 a.m.
Homological dimensions of idealizer and subidealizer rings.
John Koker*, University of Wisconsin, Oshkosh
(87116418)

10:00 a.m.
A Brauer homomorphism for generic Hecke algebras of type A_n.
Lenny Jones*, Shippensburg University of Pennsylvania
(87116585)

10:15 a.m.
Blocks in tame nearrings.
Gary L. Peterson*, James Madison University
(87116259)

10:30 a.m.
Morphism nearrings of metacyclic groups.
J. J. Malone*, Worcester Polytechnic Institute
Gordon Mason, University of New Brunswick
(87116415)

Saturday January 11, 1992, 8:00 a.m.10:25 a.m.
AMS Session on Ordinary Differential Equations, II

8:00 a.m.
Asymptotic stability of Volterra difference equations.
Saber Elaydi*, Trinity University
(87134336)

8:15 a.m.
Stability of neural nets.
Semen Koksal*, Florida Institute of Technology
S. Sivasundaram, EmbryRiddle Aeronautical University
(87134346)

8:30 a.m.
Existence and comparison results for dynamic systems on time scale.
Billur Kaymakcalan*, Florida Institute of Technology
(87134347)

8:45 a.m.
Controllability of impulsive differential equations.
Farzana McRae*, Florida Institute of Technology
(87134348)

9:00 a.m.
On Kronecker product selfadjoint boundary value problems.
Michael D. Shaw*, Florida Institute of Technology
K. N. Murty, Andhra University,
(87134349)

9:15 a.m.
A variation of Lyapunov second method to impulsive differential equations.
J. Vasundhara Devi*, Florida Institute of Technology
(87134350)

9:30 a.m.
A new survey of quadratic systems.
Jinghuang Tian*, Academia Sinica, Peoples Republic of China
(87134188)

9:45 a.m.
A result on a feedback system of ordinary differential equations.
A. S. Elkhader*, Northern State University
(87134224)

10:00 a.m.
Differentiation of solutions of difference equations with respect to right focal boundary values.
Anjali Datta, Auburn University, Auburn
Johnny Henderson*, Auburn University, Auburn
(87134216)

10:15 a.m.
Solvability and unsolvability of boundary value problems.
Ann DeBortoli*, Auburn University, Montgomery
Johnny Henderson, Auburn University, Auburn
(87134217)

Saturday January 11, 1992, 8:00 a.m.10:55 a.m.
MAA Session on Reseach in Undergraduate Education, III

8:00 a.m.
Some effects of computer programming and computer graphics on the conceptual knowledge and problem solving strategies of calculus students  an example.
Fredric Tufte*, University of Wisconsin, Platteville
(87100736)

8:20 a.m.
The power of visualization algebra and precalculus.
Iris Brann Fetta*, Clemson University
(87100713)

8:40 a.m.
The effects of computer/calculator graphing and discovery style teaching in differential calculus.
George Emese*, Ohio State University, Columbus
(87100710)

9:00 a.m.
Concept development and problem solving in a calculus class immersed in the computer algebra system mathematica.
Deborah A. Crocker*, Miami University
(87100707)

9:20 a.m.
Trying it again: A handson abstract algebra course for high school teachers.
Uri Leron*, TechnionIsrael Institute of Technology, Israel
(87100719)

9:40 a.m.
Microworlds, scripts and ISETL.
John Daly, State University of New York, College at Oswego
Jack Narayan*, State University of New York, College at Oswego
(87100724)

10:00 a.m.
A role for ISETL in assisting liberal arts students in understanding sets and logic.
Joe Wimbish*, Huntingdon College
(87100738)

10:20 a.m.
Computerbased linear algebra.
Mazen Shahin*, College Misericordia
Donald Muench, Saint John Fisher College
(87100733)

10:40 a.m.
A new approach to teaching linear algebra using ISETL.
Donald L. Muench*, Saint John Fisher College
Mazen Shahin, College Misericordia
(87100722)

Saturday January 11, 1992, 8:00 a.m.8:50 a.m.
MAA CUPM Subcommittee on Symbolic Computer Systems and CCIME Special Presentation
Processes and symbols in the mind
Speakers:
David Tall,

Saturday January 11, 1992, 8:15 a.m.10:50 a.m.
AMS Special Session on History of Mathematics, II

8:15 a.m.
The foundations of the method of fluxions in 18th century Britain.
Erik Sageng*, Saint John's College
(8710131)

8:55 a.m.
Conflicts in mathematics and mathematical education at German technical colleges around 1900.
Susann Hensel*, FriedrichSchiller University, Germany
(87101234)

9:35 a.m.
Ramanujan and Hardy in England.
Robert Kanigel*, Baltimore, Maryland
(87101149)

10:15 a.m.
Computers, mathematics, and theoretical computer science, 195070.
Michael S. Mahoney*, Princeton University
(87101102)

Saturday January 11, 1992, 8:30 a.m.10:20 a.m.
AMS Special Session on Bergman Spaces, IV

8:30 a.m.
The Bloch constant of bounded holomorphic functions in several variables.
Joel M. Cohen, University of Maryland, College Park
Flavia Colonna*, George Mason University
(8713267)

9:00 a.m.
Extremal functions and an inequality of Chang and Marshall.
V. V. Andreev, Lamar University
A. Matheson*, Lamar University
(8713078)

9:30 a.m.
S. Bergman's theory of doublyorthogonal systems of functions and systems of 'differential solutions'.
Valentin V. Andreev*, Lamar University
(8714779)

10:00 a.m.
The commutant of a certain compression.
William T. Ross*, Lafayette College
(8714717)

Saturday January 11, 1992, 8:30 a.m.10:45 a.m.
MAA Session on Actuarial Mathematics Education and Research, I

8:30 a.m.
An actuarial program at a large university.
James W. Daniel*, University of Texas, Austin
(87100785)

8:45 a.m.
An actuarial science program at a small college.
Bryan V. Hearsey*, Lebanon Valley College
(87100788)

9:00 a.m.
Question and answer session on establishing and running actuarial programs.
James W. Daniel*, University of Texas, Austin
(87100786)

9:35 a.m.
Postulates for the internal rate of return of an investment project.
David Promislow*, York University
David Spring, York University
(87100789)

10:00 a.m.
Using graphics calculators in the elementary statistics classroom.
Richard Stephens*, Western Carolina University
(87100790)

10:25 a.m.
Mathematical analysis of mortgage portfolios for the actuarial student.
Matthew J. Hassett*, Arizona State University, Tempe
(87100787)

Saturday January 11, 1992, 8:30 a.m.10:00 a.m.
AMS Committee on Education Panel Discussion
Directions for AMS action in education
Moderators:
Ramesh A. Gangolli, University of Washington

Saturday January 11, 1992, 8:30 a.m.10:00 a.m.
MAA/NAM Panel Discussion
The fate of minority mathematics students
Moderators:
William A. Hawkins, SUMMA
Panelists:
Abdulalim Shabazz, Clark Atlanta University
Uri Treisman, University of Texas, Austin
James Turner, Hampton University

Saturday January 11, 1992, 9:00 a.m.9:50 a.m.
MAA Invited Address
Teaching linear algebra: Must the fog always roll in?
David Carlson*, San Diego State University, San Diego
(87100871)

Saturday January 11, 1992, 9:00 a.m.10:50 a.m.
AMS Special Session on Preparing for Future College Teaching, II

9:00 a.m.
The transition from graduate student to junior faculty.
Bettye Anne Case*, Florida State University
(87198398)

9:30 a.m.
Aspects of assessment of future college teachers of mathematics.
Donald W. Bushaw*, Washington State University
(87198133)

10:00 a.m.
Mathematical content and teaching.
Guido L. Weiss*, Washington University
Stephen B. Rodi, Austin Community College
(87198391)

10:30 a.m.
Preparing college teachers: What mathematics can learn from other disciplines.
Brian Lekander*, Washington, DC
(87198397)

Saturday January 11, 1992, 9:00 a.m.11:00 a.m.
MAA Committee on Student Chapters and ad hoc Committee on Mathematics and the Environment Student Workshop
Environmental mathematics

Saturday January 11, 1992, 10:00 a.m.10:55 a.m.
NAM Business Meeting
Panelists:
Rogers J. Newman, Southern University

Saturday January 11, 1992, 10:05 a.m.10:55 a.m.
MAA Invited Address
Problems in Mathematics: East Asian and the United States.
Harold Stevenson*, University of Michigan, Ann Arbor

Saturday January 11, 1992, 11:10 a.m.12:00 p.m.
AMSMAA Invited Address
The current interface of geometry and elementary particle physics.
I. M. Singer*, Massachusetts Institute of Technology

Saturday January 11, 1992, 1:00 p.m.4:20 p.m.
AMS Special Session on History of Mathematics, III

1:00 p.m.
Father Pavel Florensky and modern Soviet mathematics.
Charles E. Ford*, Saint Louis University
(87101323)

1:40 p.m.
Theorem on representation of semigroups by transformations. History of the proof (19181926).
Boris M. Schein*, University of Arkansas, Fayetteville
(87101177)

2:25 p.m.
Affine and projective transformations in the medieval east.
Boris A. Rosenfeld*, Pennsylvania State University, University Park
(87101302)

3:10 p.m.
Emile Picard, the method of successive approximations, and the development of an international style in mathematics.
Thomas Archibald*, Acadia University
(87101131)

3:50 p.m.
Women in the American Mathematical Research Community: 18911906.
Della Dumbaugh Fenster*, University of Virginia
Karen Hunger Parshall, University of Virginia
(87101209)

Saturday January 11, 1992, 1:00 p.m.5:30 p.m.
AMS Special Session on Interaction of Harmonic Analysis Signal Processing and Computational Mathematics, IV

1:00 p.m.
Hankel operators on wavelet components of orthogonal decomposition of L^2(R^2).
C. K. Chui, Texas A\thsp\&\thsp M University, College Station
Xin Li*, Texas A\thsp\&\thsp M University, College Station
(87141345)

1:25 p.m.
On Gibbs phenomena in the general orthogonal expansion.
Abdul J. Jerri*, Clarkson University
(87165374)

1:50 p.m.
Applications of the theory of reproducing kernels to approximation theory.
Saburou Saitoh*, Gunma University, Japan
DuWon Byun, Gunma University, Japan
(87141204)

2:15 p.m.
Computing the spectrum of SL_2 over a finite field.
John D. Lafferty*, IBM T. J. Watson Research Center, Yorktown Heights, New York
Daniel Rockmore, Harvard University
(8712076)

2:40 p.m.
A method to determine stability margins in nonlinear rotordynamics.
R. A. Zalik*, Auburn University, Auburn
(87170360)

3:05 p.m.
Convolution equations, deconvolution, sampling, and the Gabor and wavelet transforms.
Stephen D. Casey*, American University
(87143603)

3:30 p.m.
TychonovPhillips regularization applied to nonuniform sampling.
Marcel Zwaan*, Shell Oil, The Netherlands
(87140464)

3:55 p.m.
On the phase and the magnitude squared distributions of the wavelet transform of a multicomponent signal.
Shubha Kadambe*, A I duPont Institute, Delaware
(87143527)

4:20 p.m.
Reproducing kernels and conformal mapping.
Mohamad Rashidi Razali*, University Technology Malaysia, Malaysia
(87145518)

4:45 p.m.
Probabilistic discrete wavelet approximation.
G. A. Anastassiou*, Memphis State University
X. M. Yu, Southwest Missouri University
(87141114)

5:10 p.m.
Hybrid symbolic/numeric computation of the generalized inverse on part of its spectrum.
David H. Wood*, University of Delaware
(87115118)

Saturday January 11, 1992, 1:00 p.m.3:00 p.m.
MAA Minicourse \#6: Part B
Introduction to research in the teaching and learning of undergraduate mathematics: examples in calculus
Organizers:
Joan FerriniMundy, University of New Hampshire
Kathleen Heid, Pennsylvania State University

Saturday January 11, 1992, 1:00 p.m.3:00 p.m.
MAA Minicourse \#7: Part B
Using NETPAD software to teach and learn about graphs
Organizers:
Nathaniel Dean, Bellcore
Joseph G. Rosenstein, Rutgers University

Saturday January 11, 1992, 1:00 p.m.3:00 p.m.
MAA Minicourse \#10: Part B
How to make effective use of inexpensive pocket computers to develop the concepts and techniques of calculus
Organizers:
Franklin Demana, Ohio State University
Bert K. Waits, Ohio State University

Saturday January 11, 1992, 1:00 p.m.3:00 p.m.
MAA Minicourse \#12: Part B
Mathematical modeling with a spreadsheet
Organizers:
Stephen D. Comer, The Citadel
Hughes B. Hoyle, III, The Citadel

Saturday January 11, 1992, 1:00 p.m.3:00 p.m.
MAA Minicourse \#13: Part B
Integrating calculus and physics for freshmen
Organizers:
Joan R. Hundhausen, Colorado School of Mines
F. Richard Yeatts, Colorado School of Mines

Saturday January 11, 1992, 1:00 p.m.5:05 p.m.
AMS Session on Combinatorics

1:00 p.m.
Rado's theorem for commutative rings.
Vitaly Bergelson, Ohio State University, Columbus
Walter Deuber, University of Bielefeld, Germany
Neil Hindman*, Howard University
Hanno Lefmann, University of Bielefeld, Germany
(87105261)

1:15 p.m.
Domination in grids.
David Moulton, University of California, Berkeley
Jared Wunsch*, Princeton University
(87105279)

1:30 p.m.
The army problem for triangular solitaire.
John Duncan*, University of Arkansas, Fayetteville
Donald Hayes, Bentonville High School, Arkansas
(87190420)

1:45 p.m.
An equivalence relation for linear recursive sequences.
Sherwood Washburn*, Seton Hall University
(87105225)

2:00 p.m.
Forbidden subsequences.
Zvezdelina E. Stankova*, Bryn Mawr College
(87105213)

2:15 p.m.
An algorithm to generate random cyclic Mendolsohn designs.
D. C. Simmons, III*, University of North Texas
(87105152)

2:30 p.m.
Towards a qcross product of posets.
Kathy J. Dempsey*, Michigan State University
Bruce E. Sagan, Michigan State University
(8710525)

2:45 p.m.
Some aspects of metabelian Moufang loops.
Jon Phillips*, Iowa State University
(8710515)

3:00 p.m.
A combinatorial proof of the Weyl character formula.
Steve Wei*, Pennsylvania State University, Mont Alto Campus
David Bressoud, Pennsylvania State University, Mont Alto Campus
(8710563)

3:15 p.m.
Heursitic solution procedures for single machine scheduling.
Bahram Alidaee*, West Texas State University, Canyon, TX
(87105361)

3:25 p.m.
Break

3:40 p.m.
On partitions and posets.
ZhuXin Hu*, University of Illinois, UrbanaChampaign
(87105584)

3:55 p.m.
Involutionary monomial transforms on rectangular arrays.
Phillip J. Chase*, National Security Agency, Maryland
(87105562)

4:10 p.m.
Filtration transforms of multiplicative lattices.
Monty B. Taylor*, University of TexasPan American
(87106434)

4:25 p.m.
Interval dimension and the predecessor successor relation of an ordered set.
Larry J. Langley*, Dartmouth College
(87106620)

4:40 p.m.
Factorization and modifications of dependence systems.
Marcin Jan Schroeder*, Southern Illinois University, Carbondale
(87106568)

4:55 p.m.
A shell for modelling certain nonlinear programming problems.
Richard D. Jarvinen*, Winona State University
(87190533)

Saturday January 11, 1992, 1:00 p.m.5:20 p.m.
AMS Session on Functional Analysis

1:00 p.m.
The Radon transform on finite upper half planes.
Elinor Velasquez*, University of California, Berkeley
(87144371)

1:15 p.m.
On a class of multivalued Volterra integral equations.
Sergiu Aizicovici*, Ohio University, Athens
Nikolaos S. Papageorgiou, Florida Institute of Technology
(87145411)

1:30 p.m.
Integral operators on the section space of a Banach bundle.
J. W. Kitchen, Duke University
D. A. Robbins*, Trinity College
(87146143)

1:45 p.m.
A cone in a Hilbert space is lattical and correct if and only if it is an isotone projection cone.
S. J. Bernau*, University of Texas, El Paso
(87146508)

2:00 p.m.
Finitely additive measures and ideals in c_b(H).
J. Connor*, Ohio University, Athens
M. A. Swardson, Ohio University, Athens
(87146550)

2:15 p.m.
Nonlinear positive operators on Banach lattices.
William Feldman*, University of Arkansas, Fayetteville
(87146552)

2:30 p.m.
Commutants of Toeplitz operators on the Bergman space.
Zeljko Cuckovic*, Michigan State University
(87146557)

2:45 p.m.
Separably determined operator ideals and weakly precompact adjoints.
Catherine Abbott, Francis Marion College
Elizabeth Bator, University of North Texas
Paul Lewis*, University of North Texas
(87146421)

3:00 p.m.
Operators having weakly precompact adjoints.
Elizabeth Bator*, University of North Texas
Paul Lewis, University of North Texas
(87146422)

3:15 p.m.
Landstad duality for C*coactions.
John C. Quigg*, Arizona State University
(87146479)

3:25 p.m.
Break

3:40 p.m.
Spectral factorization of rectangular rational matrix functions with application to discrete WienerHopf equations.
Marek Rakowski*, Southwestern Oklahoma State University
(87146505)

3:55 p.m.
Special atomic decomposition of Besov spaces on fractal sets.
Geraldo De Souza*, Auburn University
Archil Gulisashvili, Georgian Academy of Sciences, USSR
(8714633)

4:10 p.m.
A precursor of the KreinRutman theorem.
John J. Saccoman*, Seton Hall University
(8714687)

4:25 p.m.
Analytic almost periodic structures in uniform algebra spectra.
Toma Tonev*, University of Montana
(87146294)

4:40 p.m.
Complex extreme measurable selections.
Douglas Mupasiri*, Miami University of Ohio
(87146327)

4:55 p.m.
A characterization of all solutions to a perturbed Laplace equation.
John Kelingos, Vanderbilt University
Peter R. Massopust*, Vanderbilt University
(87146129)

5:10 p.m.
Eigenvalue and eigenfunction asymptotics for regular SturmLiouville problems.
Charles T. Fulton*, Florida Institute of Technology
Steven A. Pruess, Colorado School of Mines, Golden
(87145471)

Saturday January 11, 1992, 1:00 p.m.5:15 p.m.
MAA Session on Research in Undergraduate Education, IV

1:00 p.m.
Computer/cooperative based calculus for management, the social and life science students.
Keith Schwingendorf*, Purdue University, North Central
Joe Wimbish, Huntingdon College
Julie HawksHoover, Purdue University, West Lafayette
(87100732)

1:20 p.m.
A classroom experiment using small groups.
Joseph F. Conrad*, Pennsylvania State University, Altoona
(87100706)

1:40 p.m.
The use of teamwork in undergraduate math classes: A pilot study at University of Wisconsin, Whitewater.
Mohammad Ahmadi*, University of Wisconsin, Whitewater
(87100700)

2:00 p.m.
The effects of using Logo to teach geometry on student achievement and attitudes.
Gail Gallitano*, University of Nevada, Las Vegas and Shippensburg University of Pennsylvania
(87100715)

2:20 p.m.
Modern techniques in modern geometries.
James Smart*, San Jose State University
(87100735)

2:40 p.m.
A survey concerning undergraduate geometry courses taken by prospective secondary mathematics teachers in selected colleges and universities in the United States.
Donovan R. Lichtenberg*, University of South Florida
E. Ray Phillips, Middle Tennessee State University
Betty K. Lichtenberg, University of South Florida
(87100720)

3:00 p.m.
Effect of industrial mentors in summer NSF Young Scholars Program at Colorado School of Mines: Prospects for undergraduates in mathematics education.
Barbara Bath, Colorado School of Mines, Golden
Claudette Bradley*, University of Alaska, Fairbanks
(87100701)

3:20 p.m.
Women in honors mathematics: Perceptions and choices.
David T. Burkam*, University of Michigan, Ann Arbor
(87100705)

3:40 p.m.
Women in undergraduate mathematics: Correlates of success.
Pat Shure*, University of Michigan, Ann Arbor
(87100734)

4:00 p.m.
Women mathematics and physics concentrators: Expectations and encouragement.
Oksana Malanchuk*, University of Michigan, Ann Arbor
David T. Burkam, University of Michigan, Ann Arbor
Pat Shure, University of Michigan, Ann Arbor
(87100721)

4:20 p.m.
The relationship between math anxiety and selected cognitive factors.
Patricia Preston*, Pellissippi State Technical Community College
(87100728)

4:40 p.m.
Longterm effectiveness of the calculus workshop model: Initial findings and their implications.
Martin V. Bonsangue*, Mt. San Antonio College
(87100702)

Saturday January 11, 1992, 1:00 p.m.5:05 p.m.
MAA Session on Using Spreadsheets to Teach Mathematics, IV

1:00 p.m.
Algebra tutorial for excel spreadsheet: Basic.
Roosevelt Gentry*, Jackson State University
(87100833)

1:25 p.m.
Using a spreadsheet to test, to validate, and to count.
James F. Ramaley*, ZiffDavis Publishing Company, New York, New York
(87100843)

1:50 p.m.
Spreadsheets and linear algebra.
James W. Petticrew*, University of Texas  Pan American
(87100841)

2:15 p.m.
The spreadsheet as a learning tool in calculus.
Louise McNertney Berard*, Wilkes University
(87100822)

2:40 p.m.
Spreadsheets as a new paradigm for representing mathematical formulas.
Erich Neuwirth*, University of Vienna, Austria
(87100839)

3:05 p.m.
Using spreadsheets in linear programming for the simplex algorithm.
David S. Tucker*, Midwestern State University
(87100850)

3:30 p.m.
Spreadsheet visualization of 2D iterated maps: The Henon attractor and the Devil's Staircase.
Richard A. Di Dio*, LaSalle University
(87100830)

3:55 p.m.
Continuous and discrete population models: Where's the chaos.
Robert Decker*, University of Hartford
(87100829)

4:20 p.m.
The implementation of spreadsheets in calculus.
Laura L. Kelleher*, Massachusetts Maritime Academy, Massachusetts
Frank P. Battles, Massachusetts Maritime Academy, Massachusetts
(87100837)

4:45 p.m.
The spreadsheet can lead to conjectures.
H. W. Straley*, Woodberry Forest School, Virginia
William Skillcorn, Woodberry Forest School, Virginia
(87100848)

Saturday January 11, 1992, 1:00 p.m.2:55 p.m.
MAA Session on Environmental Mathematics, II

1:00 p.m.
Teaching environmental mathematics in standard mathematics courses.
Lothar A. Dohse*, University of North Carolina, Asheville
(87100854)

1:30 p.m.
From algebra to earth algebra.
Christopher Schaufele*, Kennesaw State College
Nancy Zumoff, Kennesaw State College
(87100859)

2:00 p.m.
Mathematics for a small planet.
R. H. Schwartz*, City University of New York, College of Staten Island
(87100857)

2:30 p.m.
Environmental mathematics in an applied mathematical optimization course.
Robert B. Wenger*, University of Wisconsin, Green Bay
(87100858)

Saturday January 11, 1992, 1:00 p.m.3:00 p.m.
CEEBMAA College Board Committee on Mutual Concerns Panel Discussion
The advanced placement calculus program: a pump or a filter?
Panelists:
Judith Broadwin, Jericho High School
John W. Kenelly, Clemson University
Daniel Kennedy, The Baylor School
David J. Lutzer, College of William and Mary
Moderators:
Philip C. Curtis, Jr., University of California, Los Angeles

Saturday January 11, 1992, 1:00 p.m.3:00 p.m.
MAA CUPM Subcommittee on Symbolic Computer Systems Panel Discussion
Future directions in symbolic computing software
Moderators:
Zaven A. Karian, Denison University
Panelists:
Ben Friedman, Wolfram Research
Brenton Leong, University of Waterloo
David Stoutemyer, Soft Warehouse, Inc.

Saturday January 11, 1992, 1:00 p.m.2:00 p.m.
MAA Special Presentation on Poetry Reading
The calculus virgin
Louis Leithold,
d'Arcy Hayman,

Saturday January 11, 1992, 1:00 p.m.3:00 p.m.
NAM Session
Presentations by recent doctoral recipients
Moderators:
Gerald R. Chacere, Howard University

Saturday January 11, 1992, 1:10 p.m.5:15 p.m.
AMS Special Session on Preparing for Future College Teaching, III

1:10 p.m.
Local support for Ph.D teaching projects.
Richard D. Ringeisen*, Clemson University
(87198104)

1:35 p.m.
Survey information about the graduate student cohort and related departmental characteristics.
Annette Blackwelder*, Florida State University
Bettye Anne Case, Florida State University
(87198140)

2:00 p.m.
Source materials for seminars on the role of undergraduate mathematics faculty.
Stephen B. Rodi*, Austin Community College
(87198132)

2:40 p.m.
Theory and practice of teacher training: An apprenticeship model.
Daniel L. Goroff*, Harvard University
(87198393)

3:05 p.m.
The college fellow program as professional development.
Diane Herrmann*, University of Chicago
(87198394)

3:30 p.m.
Master's programs in mathematics for twoyear college teachers.
Ann E. Watkins*, California State University, Northridge
(87198396)

3:55 p.m.
The academic preparation of twoyear college mathematics faculty.
Gregory D. Foley*, Sam Houston State University
(87198400)

4:20 p.m.
Discussion

4:35 p.m.
Acquainting graduate students with research in undergraduate mathematics education.
John Selden*, Tennessee Technological University
Annie Selden, Tennessee Technological University
(87198392)

5:00 p.m.
Preparation for college mathematics teaching: The West Point Model from a visiting professor's perspective.
Edith H. Luchins*, United States Military Academy, West Point
(87198399)

Saturday January 11, 1992, 2:15 p.m.3:05 p.m.
AMS Invited Address
Title to be announced.
I. Gelfand*, Rutgers University, New Brunswick

Saturday January 11, 1992, 3:30 p.m.5:30 p.m.
MAA Minicourse \#9: Part C
Learning abstract algebra by programming in ISETL
Organizers:
Ed Dubinsky, Purdue University
Uri Leron, Technion IIT

Saturday January 11, 1992, 3:30 p.m.5:30 p.m.
MAA Minicourse \#14: Part B
The Fibonacci and Catalan numbers
Organizers:
Ralph P. Grimaldi, RoseHulman Institute of Technology

Saturday January 11, 1992, 3:30 p.m.5:30 p.m.
MAA Minicourse \#15: Part B
Why, when and how to use CAS calculators in calculus and linear algebra instruction
Organizers:
John Kenelly, Clemson University
Donald R. LaTorre, Clemson University

Saturday January 11, 1992, 3:30 p.m.5:30 p.m.
MAA Minicourse \#16: Part B
Challenging students with research projects in calculus
Organizers:
Douglas Kurtz, New Mexico State University
David Pengelley, New Mexico State University
Sunday January 12, 1992
MAA Online
Inquiries: meet@ams.org