AMS Meeting Program by Day
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International Joint Mathematics Meeting
Vancouver, British Columbia Canada, August 1519, 1993
Meeting #883
Associate secretaries:
Lance W Small, AMS
lwsmall@ucsd.edu
Kenneth A Ross, MAA
ross@math.uoregon.edu
Tuesday August 17, 1993

Tuesday August 17, 1993, 8:30 a.m.9:20 a.m.
MAA Invited Address

Tuesday August 17, 1993, 9:50 a.m.10:50 a.m.
Colloquium Lectures: Lecture II
On the regularity properties of gauge theories in Minkowski spacetime.
Sergiu Klainerman*, Princeton University

Tuesday August 17, 1993, 11:05 a.m.11:55 a.m.
AMSCMS Invited Address
Algebraic cycles and topology.
H. Blaine Lawson*, State University of New York, Stony Brook
(88300501)

Tuesday August 17, 1993, 12:00 p.m.1:00 p.m.
PME Council

Tuesday August 17, 1993, 1:25 p.m.2:15 p.m.
MAA Earle Raymond Hedrick Lectures: Lecture III
Recent developments in geometry and physics: 4dimensions.
Sir Michael Atiyah*, Trinity College, United Kingdom

Tuesday August 17, 1993, 2:30 p.m.3:20 p.m.
MAAMu Alpha Theta Lecture
High school mathematics.
Richard Rhoad*, New Trier Township High School, Winnetka, Illinois
(88300515)

Tuesday August 17, 1993, 2:30 p.m.4:55 p.m.
AMS Special Session on Problems in Number Theory in Memory of E.G. Straus, III

2:30 p.m.
On a conjecture of P. Borwein.
George E. Andrews*, Pennsylvania State University, University Park
(8831130)

2:55 p.m.
Squares and nonsquares in modular difference sets.
Jacek Fabrykowski*, University of Manitoba
(88311183)

3:20 p.m.
A road from pythagoras to Pell, via continued fractions. II.
A. G. Schaake, Waikato Polytechnic, New Zealand
J. C. Turner*, University of Waikato, New Zealand
(88311283)

3:45 p.m.
The quintuple product identity and shifted partition functions.
Krishnaswami Alladi*, University of Florida
(8831109)

4:10 p.m.
A bouquet of primes, squares and cubes.
David C. Arney*, United States Military Academy
Joseph Arkin, United States Military Academy
(8831142)

4:35 p.m.
Problems in number theory.
Leetsch Charles Hsu*,
(88311306)

Tuesday August 17, 1993, 2:30 p.m.5:50 p.m.
AMS Special Session on Discrete Geometry and Convexity, III

2:30 p.m.
Stability results for circumscribed ellipsoids, spheres, and cylinders.
H. Groemer*, University of Arizona
(88352247)

3:00 p.m.
Rhombi inscribed in simple closed curves.
Mark J. Nielsen*, University of Idaho
(88352158)

3:30 p.m.
Geometry and combinatorics of sphere arrangements in Euclidean 3space.
Igor Rivin*, Princeton University
(88352205)

4:00 p.m.
Higher toroidal regular polytopes.
Egon Schulte*, Northeastern University
(88351243)

4:30 p.m.
Free extensions of chiral polytopes.
Egon Schulte, Northeastern University
Asia Ivi\'c Weiss*, York University
(8835151)

5:00 p.m.
How to construct a ``cube''.
Walter Whiteley*, York University
(88352244)

5:30 p.m.
A new approach to packing and covering.
Jorg M. Wills*, University of Siegen, Germany
U. Betke, University of Siegen, Germany
M. Henk, University of Siegen, Germany
(88352314)

Tuesday August 17, 1993, 2:30 p.m.6:10 p.m.
AMS Special Session on Exponential Families in Mathematical Statistics, III

2:30 p.m.
On the asymptotic behaviour of the variance function.
Bent J\o rensen*, University of British Columbia
Jos\'e Ra\'ul Mart\u\i nez, Universidade, Nacional de Cordoba, Brazil
(8836269)

3:05 p.m.
Exponential models as tangents in asymptotic contexts.
D. A. S. Fraser*, York University
(8836232)

3:40 p.m.
Estimative and predictive distances.
Ann F. S. Mitchell*, Imperial College of Science, Technology & Medicine, London, England
(88362201)

4:15 p.m.
On the determinant of moment matrices.
Celestin Kokonendji, University Paul Sabatier, France
V. Seshadri*, McGill University
(88362264)

4:50 p.m.
Exponential families in rigid body motion in Euclidean space and on the sphere.
Ted Chang*, University of Virginia
(88362268)

5:25 p.m.
Total positivity, finite reflection groups and a formula of HarishChandra.
Kenneth I. Gross, University of Vermont
Donald St. P. Richards*, University of Virginia
(88360155)

5:50 p.m.
Multivariate Liouville distributions.IV
Rameshwar D. Gupta*, University of New Brunswick
Donald St. P. Richards, University of Virginia
(88360156)

Tuesday August 17, 1993, 2:30 p.m.5:20 p.m.
AMS Special Session on Algebraic and Geometric Methods in Control Theory, III

2:30 p.m.
Using moving frames in centroaffine geometry to determine feedback invariants of control systems.
George R. Wilkens, Jr.*, University of Hawaii, Honolulu
(88349170)

3:00 p.m.
Optimality conditions in sets of functions with range in a polyhedron.
J. C. Dunn*, North Carolina State University, Raleigh
(88349186)

3:30 p.m.
Gradient flows to solve NPhard problems.
Wing Shing Wong*, Chinese University of Hong Kong, Hong Kong
(8839363)

4:00 p.m.
Orders of input/output differential equations and state space dimensions.
Eduardo D. Sontag, Rutgers University, New Brunswick
Yuan Wang*, Florida Atlantic University
(8839360)

4:30 p.m.
The stochastic maximum principle and singular control problems.
Abel Cadenillas*, University of British Columbia
Ulrich G. Haussmann, University of British Columbia
(8834952)

5:00 p.m.
Discussion

Tuesday August 17, 1993, 2:30 p.m.4:30 p.m.
MAA Minicourse \#3: Part B
Environmental modeling via the qualitative, visual, and computational
B.A. Fusaro, Salisbury State University

Tuesday August 17, 1993, 2:30 p.m.4:30 p.m.
MAA Minicourse \#4: Part B
Implementing the Harvard calculus curriculum
Wayne Raskind, University of Southern California

Tuesday August 17, 1993, 2:30 p.m.4:30 p.m.
MAA Minicourse \#5: Part B
Teaching finite mathematics to a large class of arts and education students
J. Chris Fisher, University of Regina

Tuesday August 17, 1993, 2:30 p.m.5:00 p.m.
AMS Session on General Topology

2:30 p.m.
Extending continuous functions.
Gavin Maltby, University of Natal, Republic of South Africa
Johan Swart*, University of Natal, Republic of South Africa
(8835408)

2:50 p.m.
Completion of Cauchy spaces.
Nandita Rath*, Washington State University
(88354312)

3:10 p.m.
On the uniformization of hyperspace topologies.
Gerald A. Beer, California State University, Los Angeles
Robert K. Tamaki*, California State University, Los Angeles
(88354180)

3:30 p.m.
Decomposing homeomorphism of the Hilbert cube into finite types.
Raymond Y. Wong*, University of California, Santa Barbara
(88357179)

3:50 p.m.
Rutt's theorem in modern continuum theory.
James T. Rogers, Jr.*, Tulane University
(88354257)

4:10 p.m.
On probabilistic convergence structures.
G. D. Richardson, University of Central Florida
Darrell C. Kent*, Washington State University
(88354272)

4:30 p.m.
Ordered compactifications vis defining families.
Dongmei Liu*, Washington State University
(88354282)

4:50 p.m.
The interior path version of Karmarkar's algorithm for linear programming.
Gerard Sierksma*, University of Groningen, The Netherlands
(8839035)

Tuesday August 17, 1993, 2:30 p.m.5:35 p.m.
AMS Session on Global Analysis and Manifolds

2:30 p.m.
Equivariant inverse problem of calculus of variations, GelfandFuks cohomology and the PKPequation.
Ian M. Anderson, Utah State University
Juha Pohjanpelto*, Oregon State University
(88349305)

2:50 p.m.
Quazisymmetry groups and the Hamiltonian reduction.
S. Prishepionok*, Portland State University
(8835310)

3:10 p.m.
Quantum gravity and Hatcher's theorem.
Kristin Schleich, University of British Columbia
Donald M. Witt*, University of British Columbia
(88353164)

3:30 p.m.
Embeddings of surfaces in fourmanifolds.
Yonathan Epelbaum*, Mercy College, New York
(88355271)

3:50 p.m.
Classifications of (G,2)complexes support Thurston's conjecture.
F. Rudolf Beyl, Portland State University
M. Paul Latiolais*, Portland State University
Nancy Waller, Portland State University
(88357309)

4:10 p.m.
On Jones knot invariants and Vassiliev invariants.
J. Zhu*, University of British Columbia
(8835715)

4:30 p.m.
Heat content asymptotics for operators of Laplace type with Neumann boundary conditions.
Sylvie Desjardins*, University of Oregon
Peter Gilkey, University of Oregon
(88358260)

4:50 p.m.
Boundary values as Hamiltonian variables: New Poisson brackets.
Vladimir Soloviev*, Institute for High Energy Physics, Russia
(88358152)

5:10 p.m.
Low regularity solutions to the Cauchy problem for equivariant wave maps.
Jalal Shatah, Courant Institute of Mathematical Sciences, New York University
A. Shadi TahvildarZadeh*, University of Michigan, Ann Arbor
(88358208)

5:25 p.m.
Identification of stable measures.
John P. Nolan*, American University
(88360317)

Tuesday August 17, 1993, 2:30 p.m.5:05 p.m.
MAA Session on History of Mathematics, II

2:30 p.m.
Rozsa Peter New findings.
Leon Harkleroad*, Cornell University
(88300404)

2:55 p.m.
The history, arithmetic and logic of a wellknown mathematical objectThe baseball boxscore.
Steven H. Heath*, Southern Utah University
(88300405)

3:20 p.m.
Canadian women mathematicians from the early nineteenth century to the present time.
Kailash K. Anand*, Concordia University
(88300401)

3:40 p.m.
Break

4:20 p.m.
Chrystal to microchip: A brief history of elementary algebra texts.
Leonard Feldman*, San Jose State University
(88300402)

4:45 p.m.
Two derivations from the Tantrasangraha of Nilakanta (14441543).
P. Rajagopal*, Atkinson College, York University, Ontario
(88300413)

Tuesday August 17, 1993, 2:30 p.m.4:25 p.m.
MAA Session on Less Is More, I

2:30 p.m.
Less is more: A philosophical introduction.
Peter Taylor*, Queen's University,
(88300431)

2:50 p.m.
Calculus with less coverage and more understanding.
Nancy L. Hagelgans*, Ursinus College
(88300426)

3:10 p.m.
Calculus: Understanding vs. smorgasbord.
James Sobota*, University of WisconsinLa Crosse
(88300430)

3:30 p.m.
Doing more calculus with mathematica.
William D. Emerson*, Queens College (CUNY)
(88300424)

3:50 p.m.
Calculus: An active approach with projects.
John C. Maceli*, Ithaca College
(88300427)

4:10 p.m.
Coffee and Discussion

Tuesday August 17, 1993, 2:30 p.m.6:00 p.m.
MAA Session on Research in Undergraduate Teaching, II

2:30 p.m.
Husserl and constructivism.
Stephen Campbell*, Simon Fraser University
(88300440)

2:55 p.m.
Empirical methods in seventeenth century mathematics: A guide to a curriculum that respects the conceptions of our students.
David Dennis*, Cornell University, Ithaca
(88300442)

3:20 p.m.
Is it enough to reform calculus?  What happened to students after project CALC.
Jack Bookman*, Duke University
(88300455)

3:45 p.m.
Students' attitudes toward mathematics teaching that might affect cooperative learning in collegiate settings.
G. Joseph Wimbish*, Huntington College, Montgomery, Alabama
(88300453)

4:10 p.m.
On remediating large groups of students: A case study.
Theodore Eisenberg*, BenGurion University of the Negev, Israel
(88300444)

4:35 p.m.
To the right of the decimal point  An unsolved mystery.
Rina Zazkis*, Simon Fraser University
(88300454)

5:00 p.m.
Identifying cognitive/affective interactions in math anxiety.
Joseph G. R. Martinez*, University of New Mexico
Michael Maher, University of New Mexico
(88300449)

5:25 p.m.
Interlacing vs sequencing of precalculus and calculus.
J. Arthur Seebach*, Saint Olaf College, Minnesota
Peder A. Bolstad, Saint Olaf College, Minnesota
(88300451)

5:45 p.m.
Learning from errors.
Barry M. Cherkas*, Hunter College, City University of New York
(88300441)

Tuesday August 17, 1993, 3:30 p.m.6:00 p.m.
MAA Student Papers

Tuesday August 17, 1993, 3:30 p.m.6:00 p.m.
PME Contributed Paper Session

Tuesday August 17, 1993, 3:30 p.m.6:00 p.m.
PME Contributed Paper Session

Tuesday August 17, 1993, 3:30 p.m.6:00 p.m.
PME Contributed Paper Session

Tuesday August 17, 1993, 3:45 p.m.4:45 p.m.
CMS and MAA Committee on the Participation of Women Panel Discussion
How to help your majors get into graduate school

Tuesday August 17, 1993, 7:30 p.m.8:30 p.m.
CMS JefferyWilliams Lecture
Trace formulas and automorphic representations.
James G. Arthur*, University of Toronto
(88300513)

Tuesday August 17, 1993, 8:45 p.m.10:45 p.m.
MAA Committee on the Participation of Women Special Presentation
1993 Microinequities skits

Tuesday August 17, 1993, 8:45 p.m.9:45 p.m.
MAA Film Presentation
Regularfaced Polyhedra: an Introduction
Inquiries: meet@ams.org