Joint Mathematics Meetings Program by Day
Current as of Tuesday, April 12, 2005 15:09:02
Program 
Deadlines 
Inquiries: meet@ams.org
1993 Joint Mathematics Meetings
San Antonio, TX, January 1316, 1993
Meeting #878
Associate secretaries:
W Wistar Comfort, AMS wcomfort@wesleyan.edu
Kenneth A Ross, MAA ross@math.uoregon.edu
Saturday January 16, 1993

Saturday January 16, 1993, 8:00 a.m.10:50 a.m.
AMS Special Session on Banach Space Theory, II

8:00 a.m.
Uniform homeomorphisms between spheres of Banach lattices.
Fouad Chaatit*, University of Texas, Austin
(87846246)

8:30 a.m.
Polynomial Schur, DunfordPettis and reflexive properties of Banach spaces.
Jeff Farmer*, University of Missouri
(87846646)

9:00 a.m.
A Banach space without an l_p spreading model.
E. Odell*, University of Texas, Austin
Th. Schlumpecht, Texas A\thsp\&\thsp M University, College Station
(87846221)

9:30 a.m.
A restrictionextension property of operators.
Vania Mascioni*, University of Texas, Austin
(87846292)

10:00 a.m.
Unconditional averages in the Banach spaces C(alpha).
Barbara J. Wahl*, University of Texas, Austin
(87846491)

10:30 a.m.
Thread.
Peter G. Casazza*, University of Missouri, Columbia
(87846572)

Saturday January 16, 1993, 8:00 a.m.10:50 a.m.
AMS Special Session on History of General Topology, III

8:00 a.m.
History of topological groups.
Dmitri B. Shakhmatov*, Miami University
(87854205)

8:30 a.m.
Metrization.
Robert W. Heath*, University of Pittsburgh, Pittsburgh
(87801531)

9:00 a.m.
Generalized metric spaces.
Gary Gruenhage*, Auburn University, Auburn
(87801445)

9:30 a.m.
Minimal spaces  Now and then.
Jack R. Porter*, University of Kansas
Robert M. Stephenson, Jr., University of South Carolina, Columbia
(87854407)

10:00 a.m.
Rings of continuous functions in the 1950's.
Melvin Henriksen*, Harvey Mudd College
(87801573)

10:30 a.m.
History of cardinal invariants.
A. V. Arhangel$'$skii*, Moscow University, Russia
(87854706)

Saturday January 16, 1993, 8:00 a.m.10:50 a.m.
AMS Special Session on Commutative Algebra, III

8:00 a.m.
The kHFD property for Dedekind domains with finite cyclic class group.
William W. Smith*, University of North Carolina, Chapel Hill
Scott T. Chapman, Trinity University
(87813257)

8:30 a.m.
First coefficient domains and ideals of reduction number one.
William Heinzer, Purdue University, West Lafayette
Bernard Johnston, Florida Atlantic University
David Lantz*, Colgate University
(87813897)

9:00 a.m.
Factorization of elements in integral domains and rings.
D. D. Anderson*, University of Iowa
(8781349)

9:30 a.m.
Almost split sequences for twopullback rings.
David M. Arnold*, Baylor University
Reinhard Laubenbacher, New Mexico State University
(8781364)

10:00 a.m.
Posets embedded in spec R[X].
Stephen McAdam*, University of Texas, Austin
(8781346)

10:30 a.m.
Divisorial ideals in a group ring.
Byung Gyun Kang*, Pohang, South Korea
(8781365)

Saturday January 16, 1993, 8:00 a.m.10:50 a.m.
AMS Special Session on Operator Theory and Triangular Operator Algebras, III

8:00 a.m.
Corners of operator algebras: An introduction to the Morita theory.
Vern Paulsen*, University of Houston, Downtown
(87847711)

8:30 a.m.
Hilbert polynomials of Hilbert modules.
Keren Yan*, Indiana UniversityPurdue University, Indianapolis
(87847713)

9:00 a.m.
Completely bounded homomorphisms and the infinitesimal Caratheodory and Kobayashi metrics.
Norberto Salinas*, University of Kansas
(87847282)

9:30 a.m.
Spectral properties of semicrossed products.
Tom Hoover, University of Hawaii, Honolulu
Justin Peters*, Iowa State University
Warren Wogen, University of North Carolina, Chapel Hill
(87846704)

10:00 a.m.
Polynomially bounded, centered and weakly centered operators.
Vern I. Paulsen, University of Houston, Downtown
Carl M. Pearcy*, Texas A\thsp\&\thsp M University, College Station
Srdjan Petrovi\'c, Texas A\thsp\&\thsp M University, College Station
(87847873)

10:30 a.m.
Interpolation with meromorphic matrix functions.
Joseph A. Ball, Virginia Polytechnic Institute and State University
Kevin F. Clancey*, University of Georgia
(87830137)

Saturday January 16, 1993, 8:00 a.m.10:50 a.m.
AMS Special Session on Ordered Algebraic Structures, I

8:00 a.m.
The automorphism group of the countable universal partially ordered set.
A. M. W. Glass, Bowling Green State University
Stephen H. McCleary*, Bowling Green State University
(87806435)

8:30 a.m.
Specialvalued subgroups of latticeordered groups.
Yuanqian Chen*, Central Connecticut State University
Paul Conrad, University of Kansas
(8780631)

9:00 a.m.
The StoneCech compactification of a flow.
Richard N. Ball*, University of Denver
James N. Hagler, University of Denver
(87846805)

9:30 a.m.
Can I be in a latticeordered field?.
R. H. Redfield*, Hamilton College
(87806599)

10:00 a.m.
Locally indicable Engel groups.
Y. K. Kim, University of Alberta
A. H. Rhemtulla*, University of Alberta
(87806600)

10:30 a.m.
Prime spectra of distributive lattices and latticeordered groups.
Constantine Tsinakis*, Vanderbilt University
(87806453)

Saturday January 16, 1993, 8:00 a.m.10:50 a.m.
AMS Special Session on Quadratic Forms, II

8:00 a.m.
Hyperbolic involutions.
Eva BayerFluckiger, Universite de FrancheComte, France
Daniel B. Shapiro*, Ohio State University, Columbia
J.P. Tignol, University Catholique de Louvain, Belgium
(87816571)

8:30 a.m.
On the Haar measure of representations of quadratic forms.
Y. Y. Shao*, Ohio State University, Columbus
(87811647)

9:00 a.m.
On tame equivalence and 2ranks.
Robert Perlis*, Louisiana State University, Baton Rouge
P. E. Conner, Louisiana State University, Baton Rouge
Kazimierz Szymiczek, Silesian University, Poland
(87811861)

9:30 a.m.
The number of embeddings of integral forms.
Donald G. James*, Pennsylvania State University, University Park
(8781162)

10:00 a.m.
The uinvariant of a rational function field F(t).
David B. Leep*, University of Kentucky
(87812860)

10:30 a.m.
Recent developments in lattices, quadratic forms and sphere packings.
N. J. A. Sloane*, AT&T Bell Laboratories, Murray Hill, New Jersey
(8781123)

Saturday January 16, 1993, 8:00 a.m.10:50 a.m.
AMS Special Session on Dynamics and Computation in Neural Networks, I

8:00 a.m.
Introduction to neural networks.
Morris W. Hirsch*, University of California, Berkeley
(87834682)

8:30 a.m.
Neural network models and higher mental function.
Daniel Levine*, University of Texas, Arlington
(87892175)

9:00 a.m.
Convergent and oscillatory activation dynamics for cascades of neural nets.
Hal L. Smith*, Georgia Institute of Technology
(87834840)

9:30 a.m.
A dynamical system model for a neural network having crosscoupling between cells within a single layer.
Virginia W. Noonburg*, University of Hartford
(87834186)

10:00 a.m.
Neural networks as spatiallyextended dynamical systems: Coupled quasiperiodic and chaotic oscillators.
Xin Wang*, University of Southern California
(87858685)

10:30 a.m.
Discretetime and continuoustime models of neural networks.
Edward K. Blum*, University of Southern California
(87892473)

Saturday January 16, 1993, 8:00 a.m.10:50 a.m.
AMS Special Session on Dynamics of Systems with Infinitely Many Degrees of Freedom, II

8:00 a.m.
Discussion

9:00 a.m.
Disordered tilings of space.
Charles Radin*, University of Texas, Austin
(87834659)

9:30 a.m.
Classifying some twodimensional subshift of finite type with group structure.
Mark A. Shereshevsky*, Mathematical Science Research Institute
(87834863)

10:00 a.m.
The Voronoi limit for competitive cellular dynamics with rare nucleation.
Janko Gravner, University of California, Davis
David Griffeath*, University of Wisconsin, Madison
(87834567)

10:30 a.m.
Estimates on Brownian motion with drift.
Joseph Conlon*, University of Michigan, Ann Arbor
Juan Redondo, University of Michigan, Ann Arbor
(8786052)

Saturday January 16, 1993, 8:00 a.m.10:50 a.m.
AMS Special Session on Integrodifferential Equations: Stability and Control, II

8:00 a.m.
Integro differential equations: Stability.
S. Sivasundaram*, EmbryRiddle Aeronautical University
(87845272)

8:30 a.m.
On a competing species problem.
Shair Ahmad*, University of Texas, San Antonio
(87834446)

9:00 a.m.
Stability and convergence of numerical approximations to Riccati equations arising in hyperbolic boundary control problems
E. Hendrickson, University of Virginia
I. Lasiecka*, University of Virginia
(87849100)

9:30 a.m.
A numerical method for verifying Liapunov stability conditions for non linear partial differential equations.
John H. George*, EmbryRiddle Aeronautical University
(87834699)

10:00 a.m.
Qualitative comparison theory for integrodifferential equations: Results involving stability preserving mappings.
Anthony N. Michel*, University of Notre Dame
Kaining Wang, University of Notre Dame
(87893339)

10:30 a.m.
On numerical solutions of singular integrodifferential equations of neutral type.
Terry Herdman*, Virginia Polytech Institute & State University
(87845314)

Saturday January 16, 1993, 8:00 a.m.10:50 a.m.
AMS Special Session on Modular Forms and Related Topics, II

8:00 a.m.
Poles of RankinSelberg convolutions and zeros of the Riemann zetaFunction.
XianJin Li*, Purdue University, West Lafayette
(87811262)

8:30 a.m.
Cusp forms on Sl(3,Z).
Jonathan M. Huntley, Bernard M. Baruch College, City University of New York
David E. Tepper*, Bernard M. Baruch College, City University of New York
(87811338)

9:00 a.m.
Modular forms and combinatorics.
WenCh'ing Winnie Li*, Pennsylvania State University, University Park
(87811228)

9:30 a.m.
Determining multiplicities of halfintegral weight newforms.
Thomas R. Shemanske*, Dartmouth College
Lynne H. Walling, University of Colorado, Boulder
(87811159)

10:00 a.m.
Modular forms and the classification of Hilbert modular threefolds.
H. G. Grundman*, Bryn Mawr College
(87814148)

10:30 a.m.
Continued fractions whose partial quotients are 1 or 2.
Joseph Lehner*, Jamesburg, New Jersey
(8781109)

Saturday January 16, 1993, 8:00 a.m.10:50 a.m.
AMS Special Session on Quantum Groups, III

8:00 a.m.
Orbit method for the quantized function algebras.
Yan Soibelman*, Max Planck Institute for Mathematics,
(87822674)

8:30 a.m.
Tensor products of QYBE solutions.
Larry Lambe*, Kent State University
Paolo CottaRamusino, University of Milano, Italy
(87881776)

9:00 a.m.
Differentiable structure for direct limit groups.
Loki Natarajan*, University of Texas, El Paso
Enriqueta Rodr\'\i guezCarrington, Staten Island College,City of New York
J. A. Wolf, University of California, Berkeley
(87822866)

9:30 a.m.
Schur's double centralizer theorem and cotriangular Hopf algebra.
Davida Fischman, University of Southern California
M. Susan Montgomery*, University of Southern California
(87816777)

10:00 a.m.
Closed string field theory and operads.
Jim Stasheff*, University of North Carolina, Chapel Hill
(87855913)

10:30 a.m.
Discussion

Saturday January 16, 1993, 8:00 a.m.10:00 a.m.
MAA Minicourse \#16: Part A
Instituting a mathematics placement program$:$ Creating order out of chaos in freshman mathematics
Organizers:
Geoffrey Akst, Manhattan Community College/CUNY

Saturday January 16, 1993, 8:00 a.m.10:00 a.m.
MAA Minicourse \#17: Part A
Mathematics in a real and complex world
Organizers:
Frank Wattenberg, University of Massachusetts, Amherst

Saturday January 16, 1993, 8:00 a.m.10:55 a.m.
AMS Session on Combinatorics

8:00 a.m.
Partition regularity of multilinear expressions.
Gregory L. Smith*, Howard University
(87805269)

8:15 a.m.
The combinatorics of symmetric functions and permutation enumeration.
Desiree A. Beck*, University of California at San Diego, La Jolla
Jeffrey B. Remmel, University of California at San Diego, La Jolla
(87805286)

8:30 a.m.
Sums of powers of general arithmetic sequences.
Donald R. Snow*, Brigham Young University
(87805505)

8:45 a.m.
Topology and combinatorics of arrangements in CP^2.
T. Jiang*, University of Illinois, UrbanaChampaign
(87805917)

9:00 a.m.
Arrangements and Grassmann strata.
Michael J. Falk*, Northern Arizona University
(87805929)

9:15 a.m.
O1 quadratic assignment approach for single machine scheduling.
Bahram Alidaee*, West Texas State University
(87805471)

9:30 a.m.
On quaternary paving matroids.
James G. Oxley, Louisiana State University, Baton Rouge
Kenneth P. Bogart, Louisiana State University, Baton Rouge
Sanjay Rajpal*, Dartmouth College
(87805812)

9:45 a.m.
The strata of random mappings.
Bernard Harris*, University of Wisconsin, Madison
(87805596)

10:00 a.m.
An improved bound for lowercase lambda(G) and additional results on lowercase lambdalabellings.
Kimball Jonas*, University of South Carolina
(87805730)

10:15 a.m.
Extremal problems for the Mobius function.
Margaret A. Readdy*, Michigan State University
(87805729)

10:30 a.m.
Bijective analysis of the performance of optimal triconnectivity algorithms.
Laura A. Bloom*, University of California at San Diego, La Jolla
(87805671)

10:45 a.m.
Complex doptimal designs.
Hadi Kharaghani*, University of Lethbridge
(87805643)

Saturday January 16, 1993, 8:00 a.m.10:55 a.m.
AMS Session on Theory of Manifolds

8:00 a.m.
Fixed sets of commuting involutions.
R. J. Shaker, Jr.*, University of Virginia
(87857319)

8:15 a.m.
An algebraic approach to equivariant Whitehead torsion for compact Lie groups.
Aaron I. Stucker*, United States Military Academy
(8785734)

8:30 a.m.
Minimal stretch geometry in outer space.
Tad White*, University of California, Riverside
(87857831)

8:45 a.m.
On spines of homotopy nballs.
Fredric Ancel*, University of WisconsinMilwaukee
Craig Guilbault, University of WisconsinMilwaukee
(87857784)

9:00 a.m.
Reduced free groups.
James R. Hughes*, Haverford College
(87857715)

9:15 a.m.
C^1 immersed manifolds pierce the ambient space.
Michael D. Hirsch*, Princeton University
Charles C. Pugh, University of California, Berkeley
(87857724)

9:30 a.m.
Bridge number is well behaved with respect to tangle connect sum.
Ollie Nanyes*, Bradley University
(87857517)

9:45 a.m.
Manifolds of Lipschitz maps.
Raymond Y. Wong*, University of California, Santa Barbara
(87857369)

10:00 a.m.
C^ltype embeddings of metric spaces in Banach spaces.
Hossein MovahediLankarani*, Pennsylvania State University, Altoona
(87857394)

10:15 a.m.
Hochschild homology and free loop spaces: computations.
John McCleary*, Vassar College
(87857637)

10:30 a.m.
A comparison of the Andreotti and alpha invariants.
Gregory A. Fredricks*, Lewis & Clark College
(87857591)

10:45 a.m.
Quaternionic Toric spaces.
Richard Scott*, Massachusetts Institute of Technology
(87857169)

Saturday January 16, 1993, 8:00 a.m.10:55 a.m.
AMS Session on Differential Geometry

8:00 a.m.
Riemannian foliations in constant curvature.
Gerard Walschap*, University of Oklahoma
(8785396)

8:15 a.m.
Kinematic formulas for the power of the mean curvature of the intersection of two hypersurfaces.
Jiazu Zhou*, Temple University
(8785310)

8:30 a.m.
Vector bundles with no soul.
Murad \"Ozaydin*, University of Oklahoma
Gerard Walschap, University of Oklahoma
(87853116)

8:45 a.m.
Regularity of surfaces of minimal energy and given maps with volume.
Libin Mou*, University of Southern California
Paul Yang, University of Southern California
(87853216)

9:00 a.m.
Closed geodesics in 2step nilmanifolds.
Maura B. Mast*, University of Northern Iowa
(87853193)

9:15 a.m.
Ricci solitons on complete threemanifolds.
Thomas A. Ivey*, University of California at San Diego, La Jolla
(87853217)

9:30 a.m.
Spacelike surfaces in Lorentzian manifold.
Rahim Elghanmi*, Franklin College
(87853184)

9:45 a.m.
Flat distributions in vector bundles.
Krzysztof Sarnowski*, University of Alaska, Fairbanks
(87853914)

10:00 a.m.
Graded manifolds with spinconformal structure.
Rick Kreminski*, East Texas State University
(87853830)

10:15 a.m.
Ricciflat metrics on complexifications of rank one symmetric spaces.
Matthew B. Stenzel*, University of California, Riverside
(87853442)

10:30 a.m.
Semiinvariant submanifolds of almost rparacontact Riemannian manifolds.
A. Bucki*, Oklahoma School of Science & Mathematics
(87853370)

10:45 a.m.
On properties of special holomorphic curves in spaces of spinors.
Gary Kerbaugh*, East Carolina University
(87853629)

Saturday January 16, 1993, 8:00 a.m.11:00 a.m.
MAA Session on Mathematics and the Arts, II

8:00 a.m.
Exploring the infinite using art and geometry.
Catherine A. Gorini*, Maharishi International University
(878001135)

8:20 a.m.
The arts and mathematics education: Political cartoons, visual analogies, material culture, and maps.
Marilyn Frankenstein*, University of Massachusetts, Boston
(878001134)

8:35 a.m.
A mathematically based tool for computer art.
Gary Greenfield*, University of Richmond
(878001136)

8:55 a.m.
Audible group theory.
Joel K. Haack*, University of Northern Iowa
(878001137)

9:10 a.m.
A mathematical approach to pitchclass sets.
R. Daniel Hurwitz*, Skidmore College
Rachel Malinow, Yale University
(878001138)

9:25 a.m.
The origins of time.
Robert Lewand*, Goucher College
(878001139)

9:40 a.m.
Authenticating works of art.
Catherine A. Roberts*, University of Rhode Island
(878001143)

9:55 a.m.
Escher's visual metaphors of abstract mathematical concepts.
Doris Schattschneider*, Moravian College
(878001144)

10:15 a.m.
Problem solving, plane isometries, and tessellating figures.
Kay I. Meeks*, Ball State University
(878001140)

10:35 a.m.
Mathematics as a topic of aesthetic inquiry.
Frederick Reiner*, The Key School, Annapolis, Maryland
(878001142)

10:50 a.m.
Mathematics and aesthetics.
Jon Phillips, Jr.*, Saint Mary's College
(878001128)

Saturday January 16, 1993, 8:00 a.m.10:15 a.m.
MAA Session on Recruitment and Retention of Women in Mathematics, I

8:00 a.m.
Equity and excellence in the Univeristy of Minnesota Talented Youth Mathematics Program (UMTYMP).
Harvey Keynes*, University of Minnesota, Minneapolis
(878001154)

8:20 a.m.
Useful new research on mathematics and gender for college faculty.
Miriam P. Cooney*, Saint Mary's College
(878001153)

8:40 a.m.
MathConn 89, 90, 91, 92, and 93: Five events at Cedar Crest College to encourage young women in mathematics.
Regina Baron Brunner*, Cedar Crest College
(878001152)

9:00 a.m.
Increasing women's access to higher mathematics.
Donal O'Shea*, Mount Holyoke College
Harriet Pollatsek, Mount Holyoke College
(878001156)

9:20 a.m.
Math options: A career day for seventh grade girls.
Gloria S. Dion*, Frostburg State University
Deborah S. Simon,
Mary K. Cote,
Patricia VanLeuvan, Hanoi University,
(878001211)

9:40 a.m.
Mathematics and absolute truth.
Kathy Merrill*, Colorado College
(878001155)

10:00 a.m.
The SIUC women in science model program.
Mary H. Wright*, Southern Illinois University, Carbondale
Sandra L. Shea, Southern Illinois University, Carbondale
(878001157)

Saturday January 16, 1993, 8:00 a.m.10:55 a.m.
MAA Student Chapter Session

8:00 a.m.
Organizing a studentrun math competition.
Richard L. Poss*, Saint Norbert College

8:20 a.m.
Wooster reaches out with "infinity".
Donald G. Beane*, College of Wooster

8:40 a.m.
Mathematics service programs.
Donald Marxen*, Loras College

9:00 a.m.
A gathering of the mathematical community.
Paul Patterson*, Saint Louis University

9:20 a.m.
Studentorganized chapter activities.
Catherine A. Gorini*, Maharishi International University

9:40 a.m.
Student chapters: A dual perspective.
Karen J. Schroeder*, Bentley College

10:00 a.m.
Careers in mathematics' student conference.
Deborah A. Frantz*, Kutztown University of Pennsylvania

10:20 a.m.
Activities of the Ohio section.
Judith Palagallo*, University of Akron

10:40 a.m.
Student activities in the Texas section of MAA.
Ronald F. Barnes*, University of HoustonDowntown

Saturday January 16, 1993, 8:15 a.m.10:55 a.m.
AMS Session on Analysis on Manifolds

8:15 a.m.
On the Chern character of a Fredholm module of Toeplitz type.
Nicolae Anghel*, University of North Texas
(87858482)

8:30 a.m.
Multiplicity two actions and loop space homology.
Gabriel P. Paternain*, Max Planck Institute for Mathematics, Germany
(87858728)

8:45 a.m.
Separatrix crossing with small periodic forcing.
Jerry Brothers*, Southern Methodist University
Richard Haberman, Southern Methodist University
(87858931)

9:00 a.m.
Basin of attraction and Hamiltonian dissipation due to separatrix crossi.
Eric Ho*, Southern Methodist University
Richard Haberman, Southern Methodist University
(87858749)

9:15 a.m.
Cohomogeneitytwo Ginvariant minimal submanifolds.
Wei Chen*, Syracuse University
WuTeh Hsiang, Syracuse University
(87858264)

9:30 a.m.
Lipschitz constant of periodic iterations.
David Fisher*, University of Colorado, Denver
Terry Chen, University of Colorado, Denver
(87858200)

9:45 a.m.
The linktype critical points and applications.
SoonKyu Kim, University of Connecticut, Storrs
Tixiang Wang*, University of Connecticut, Groton
(87858208)

10:00 a.m.
Asymptotic measures for skew products of Bernoulli shifts with MorseSmale diffeomorphisms.
Donna Molinek*, Davidson College
(87858143)

10:15 a.m.
The closing of Arnol'd tongues for a periodically forced limit cycle.
John Norris*, University of Birmingham, United Kingdom
(87858126)

10:30 a.m.
Equivariant de Rham theorem on free loop spaces.
P. Manoharan*, Kent State University, East Liverpool
(87858117)

10:45 a.m.
Symmetries of generalized Mandelbrot sets.
Xiang Sheng, Jefferson Pilot Life Insurance Company, Greensboro, North Carolina
Michael J. Spurr*, East Carolina University
(87858387)

Saturday January 16, 1993, 8:30 a.m.10:40 a.m.
AMS Session on Statistics

8:30 a.m.
A characterization of FarlieGumbelMorgenstern distributions via Spearman's rho and chisquare divergence.
Roger B. Nelsen*, Lewis & Clark College
(87862229)

8:45 a.m.
Nonlinear transformations to speed up numerical minimization: Special cases.
S. K. Katti*, University of Missouri, Columbia
(8786226)

9:00 a.m.
A survey of statistical tests for seasonality in monthly data.
Osvaldo Marrero*, Villanova University
(87862645)

9:15 a.m.
Confidence intervals for finite stratified population quantile intervals.
John S. Meyer*, Muhlenberg College
(8786293)

9:30 a.m.
Linear models  A variational form for Bayes estimators of variance.
Alfredo J. Julian, Jr.*, University of California at San Diego, La Jolla
(87862826)

9:45 a.m.
On selecting the best natural exponential families with quadratic variance function.
Mansour M. Abughalous*, University of Wisconsin, Platteville
Naveen K. Bansal, Marquette University
(87862351)

10:00 a.m.
The efficiency of maxtype rank tests and some tests of goodness of fit.
Piotr Bajorski*, University of British Columbia
(87862718)

10:15 a.m.
Parameter estimation.
B. B. Bhattacharyya, North Carolina State University
G. D. Richardson*, University of Central Florida
(87862695)

10:30 a.m.
Order restricted inference in polynomial regression.
Hari Mukerjee, Wichita State University
Renjin Tu*, Wichita State University
(87862813)

Saturday January 16, 1993, 8:30 a.m.10:00 a.m.
AMS Committee on Education Panel Discussion
The Federal Coordinating Council for Science, Engineering, and Technology initiative on education and human resources

Saturday January 16, 1993, 9:00 a.m.9:50 a.m.
MAA Special Presentation

What students do know, could know, and should know about functions: Implications for the undergraduate mathematics curriculum.
Patrick W. Thompson*, San Diego State University
(87800963)

Saturday January 16, 1993, 9:00 a.m.9:50 a.m.
ASL Invited Address
Weak logical systems and complexity theory.
Jan Kraji\v cek*, Czechoslovak Academy of Sciences, Czechoslovakia and University of Toronto

Saturday January 16, 1993, 9:00 a.m.10:55 a.m.
MAA Committee on Student Chapters' Student Workshop B
Mathematics via handson experimentation

Saturday January 16, 1993, 9:00 a.m.10:00 a.m.
NAM Panel Discussion
Underrepresented minorities in the graduate school mathematical pipeline

Saturday January 16, 1993, 10:00 a.m.10:50 a.m.
ASL Invited Address
How absolute is nonisomorphism of models?.
Chris Laskowski*, University of Maryland, College Park

Saturday January 16, 1993, 10:00 a.m.10:55 a.m.
NAM Business Meeting

Saturday January 16, 1993, 10:05 a.m.10:55 a.m.
MAA MONTHLY Celebration, III

10:05 a.m.
A pearl of algebra from the Monthly.
Harley Flanders*, University of Michigan, Ann Arbor

10:35 a.m.
Ramanujan, the Monthly, and serendipity.
George E. Andrews*, Pennsylvania State University, University Park

Saturday January 16, 1993, 11:10 a.m.12:00 p.m.
AMSMAA Invited Address
Parallel algorithms for modeling flow in porous media problems.
Mary Fanett Wheeler*, Rice University
(87800953)

Saturday January 16, 1993, 12:00 p.m.1:00 p.m.
National Science Foundation Informal Discussion Group

Saturday January 16, 1993, 1:00 p.m.1:50 p.m.
NAM ClaytorWoodard Lecture
Some results on the approxiamtion of invariant measures of finite dimensional mathematics.
Fern Y. Hunt*, Howard University

Saturday January 16, 1993, 1:00 p.m.1:50 p.m.
ASL Invited Address
Some remarks on braids, algebra, and set theory.
Richard Laver*, University of Colorado, Boulder

Saturday January 16, 1993, 1:00 p.m.5:20 p.m.
AMSMAA Special Session on The State of Research in Undergraduate Mathematics Education: Problems and Prospects, III

1:00 p.m.
Rethinking the mathematics education of teachers: What do we know and what do we need to figure out?.
Glenda Lappan*, Michigan State University
(87898419)

1:35 p.m.
Research on learning to teach mathematics: Problems and prospects.
Catherine Brown*, University of Pittsburgh, Pittsburgh
(87898621)

2:10 p.m.
Implications of research and researching for undergraduate mathematical education.
F. Alexander Norman*, University of North Carolina, Charlotte
(87898418)

2:45 p.m.
Student thinking in applying a formal understanding of limit to the concepts of derivative and integral.
Ed Dubinsky*, Purdue University, West Lafayette
(87898299)

3:20 p.m.
Revitalizing functions through student inventions, contextual problems and multirepresentational software.
Jere Confrey*, Cornell University
Erick Smith, Cornell University
(87898612)

3:55 p.m.
Student's management of computer algebra systems.
Thomas Dick*, Oregon State University
(87898529)

4:30 p.m.
Interactive graphics laboratories and electronic books and introductory differential geometry.
Thomas Banchoff*, Brown University
(87898334)

5:05 p.m.
Discussion

Saturday January 16, 1993, 1:00 p.m.5:20 p.m.
AMS Special Session on Banach Space Theory, III

1:00 p.m.
Homothetic floating bodies.
Carsten Sch\" utt, Oklahoma State University, Stillwater
Elisabeth Werner*, Case Western Reserve University
(87846222)

1:30 p.m.
A characterization of Banach spaces containing c_0.
Haskell Rosenthal*, University of Texas, Austin
(87846288)

2:00 p.m.
A class of productive angelic spaces.
Helmut Knaust*, University of Texas, El Paso
(87846348)

2:30 p.m.
Polyhedral Banach spaces and certain subclasses of the Baire1 functions.
George Androulakis*, University of Texas, Austin
(87846556)

3:00 p.m.
Perturbed minimization principles in Banach spaces.
Nassif Ghoussoub*, University of British Columbia
(87846802)

3:30 p.m.
Norms of minimal projections.
N. TomczakJaegermann*, University of Alberta
H. Konig, University of Kiel, Germany
(87846737)

4:00 p.m.
On the l_pspaces which are finitely block represented in a given Banach space.
T. Schlumprecht*, Texas A\thsp\&\thsp M University, College Station
(87846738)

4:30 p.m.
Stable measures, positive definite functions and isometries on Banach spaces.
Aleksandr Koldobsky*, University of Missouri, Columbia
(8784605)

5:00 p.m.
The distribution of vectorvalued Rademacher series.
Steve Dilworth*, University of South Carolina, Columbia
Steve MontgomerySmith, University of Missouri, Columbia
(87846568)

Saturday January 16, 1993, 1:00 p.m.4:50 p.m.
AMS Special Session on Commutative Algebra, IV

1:00 p.m.
Monoid rings with the ngenerator property.
James S. Okon, California State University, San Bernardino
James Paul Vicknair*, California State University, San Bernardino
(87813361)

1:30 p.m.
On a theorem of Kaplansky.
Daniel Anderson, University of Iowa
Muhammad Zafrullah*, Winthrop University
(87813380)

2:00 p.m.
An improved BrianconSkoda theorem with applications to the CohenMacaulayness of Rees algebras.
Ian M. Aberbach*, Purdue University, West Lafayette
Craig Huneke, Purdue University, West Lafayette
(87813502)

2:30 p.m.
The higherdimensional multiplicity formula associated to the length formula of Hoskin and Deligne.
Bernard Johnston*, Florida Atlantic University
(87813849)

3:00 p.m.
The associated graded ring and the index of a CohenMacaulay local ring.
Songqing Ding*, Texas Technical University
(87813227)

3:30 p.m.
Linkage by CohenMacaulay ideals.
Heath M. Martin*, Louisiana State University, Baton Rouge
(87813503)

4:00 p.m.
Discussion

Saturday January 16, 1993, 1:00 p.m.5:20 p.m.
AMS Special Session on Operator Theory and Triangular Operator Algebras, IV

1:00 p.m.
Cohomology for certain finite von Neumann algebras.
Roger Smith*, Texas A\thsp\&\thsp M University, College Station
(87846416)

1:30 p.m.
Pure composition operators on L^2.
Jim Campbell*, Memphis State University
Alan Lambert, University of North Carolina, Charlotte
(87847703)

2:00 p.m.
Some new results in the theory of dual algebras.
H. Bercovici, Indiana University, Bloomington
B. Chevreau, University of Bordeaux I, France
Wing Suet Li*, Georgia Institute of Technology
(87847549)

2:30 p.m.
Limit algebras and homology.
Stephen Power*, University of Lancaster, England
(87846336)

3:00 p.m.
Invariance of essential spectra under quasisimularities.
Mihai Putinar*, University of California, Riverside
(87847168)

3:30 p.m.
Some recent results on CSL algebras.
David R. Pitts*, University of Nebraska, Lincoln
(87847912)

4:00 p.m.
Operator theory and the L^infinityL^2 Nehari simultaneous optimization problem.
Victor Kaftal, University of Cincinnati, Cincinnati
Gary Weiss*, University of Cincinnati, Cincinnati
(87847824)

4:30 p.m.
On the spectra of Schrodinger operators.
Jingbo Xia*, State University of New York, College at Buffalo
(87847476)

5:00 p.m.
Hilbert modules and partial orders.
Paul Muhly, University of Iowa
Baruch Solel*, TechnionIsrael Institution of Technology, Israel
(87846608)

Saturday January 16, 1993, 1:00 p.m.5:20 p.m.
AMS Special Session on Ordered Algebraic Structures, II

1:00 p.m.
Still more on frings that are subdirect products of valuation domains.
Melvin Henriksen*, Harvey Mudd College
(87806574)

1:30 p.m.
The semigroup of idempotent pendomorphisms of vector lattice V (cap lambda,R)
Paul Conrad, University of Kansas
ShineMin Lin*, Bethel College
David Nelson, Mercer University
(8780655)

2:00 p.m.
Functorial rings of quotients.
Anthony W. Hager*, Wesleyan University
Jorge Martinez, University of Florida
(87806712)

2:30 p.m.
Polynomial inequalities in latticeordered algebras.
Art M. Duval, University of Texas, El Paso
Piotr J. Wojciechowski*, University of Texas, El Paso
(87806893)

3:00 p.m.
Infinitely near points and the real spectrum.
James J. Madden*, Louisiana State University, Baton Rouge
(87814668)

3:30 p.m.
The class of vector lattices is not a torsion class.
David G. Nelson*, Mercer University
(87806532)

4:00 p.m.
An algorithm to solve the word problem for certain two generator subgroups of A(R).
Sunil Koswatta*, Kent State University, East Liverpool
(87806278)

4:30 p.m.
Minimal varieties of latticeordered groups.
W. Charles Holland*, Bowling Green State University
Nikolai Ya Medvedev, Altai State University, Russia
(87806263)

5:00 p.m.
Discussion

Saturday January 16, 1993, 1:00 p.m.4:50 p.m.
AMS Special Session on Quadratic Forms, III

1:00 p.m.
Theta series mod p and modular Galios representations.
Paul Ponomarev*, Ohio State University, Columbus
(87811862)

1:30 p.m.
Hilbert's 17th problem for fields which are not necessarily formally real.
Ron Brown, University of Hawaii, Honolulu
Jonathan L. Merzel*, Holy Names College
(87812379)

2:00 p.m.
Quadratic lattices for which local representation implies global representation.
Andrew G. Earnest*, Southern Illinois University, Carbondale
(87811436)

2:30 p.m.
On a reciprocity law and its uniqueness for function fields of hyperelliptic curves.
Jonathan Shick*, Loyola University
(87812787)

3:00 p.m.
On the Witt ring of an elliptic curve.
Jon Kr Arason, University of Iceland,
Richard S. Elman*, University of California, Los Angeles
Bill Jacob, University of California, Berkeley
(87811323)

3:30 p.m.
Class numbers and computations in quadratic fields.
Dan O'Leary*, Varian Associates, Inc., Beverly, Massachusetts
(87811178)

4:00 p.m.
Quadratic forms, Galois theory and Clifford algebras.
Jan Minac*, University of Western Ontario,
(87812307)

4:30 p.m.
Discussion

Saturday January 16, 1993, 1:00 p.m.4:50 p.m.
AMS Special Session on Eigenvalues in Riemannian Geometry, III

1:00 p.m.
Principal eigenvalues of normal geodesic balls.
Mark Pinsky*, Northwestern University
(87858201)

1:30 p.m.
Systems of left invariant differential operators.
Nets Katz*, University of Pennsylvania
(87835524)

2:00 p.m.
The pspectrum of the Laplacian on compact hyperbolic three manifolds.
Jeffrey McGowan*, Central Connecticut State University
(87858408)

2:30 p.m.
Optimal inequalities for the first two Dirichlet eigenvalues of the Laplacian for domains on spheres.
Mark S. Ashbaugh*, University of Missouri
Rafael D. Benguria, Pontificia University Catolica, Chile
(87853740)

3:00 p.m.
The spectral geometry of kregular graphs.
Gregory Quenell*, Bucknell University
(87858295)

3:30 p.m.
Spectra which contain that of the sphere.
Martin Engman*, University of New Mexico
(87853744)

4:00 p.m.
Experimental verification of the theorem of isospectral domains.
S. Sridhar*, Northeastern University
A. Kudrolli, Northeastern University
(87858927)

4:30 p.m.
Discussion

Saturday January 16, 1993, 1:00 p.m.5:20 p.m.
AMS Special Session on Dynamics and Computation in Neural Networks, II

1:00 p.m.
Supervised learning by adaptive resonance networks.
Gail A. Carpenter*, Boston University
(87892526)

1:30 p.m.
Topographic map formation in two layer neural networks.
Todd Troyer*, University of California, Berkeley
(87834658)

2:00 p.m.
On the nature of limit sets for learning algorithms.
Michel Benaim*, University of California, Berkeley
(87860284)

2:30 p.m.
Approximation of functions by neural nets.
Andrew R. Barron*, Yale University
(87834938)

3:00 p.m.
Degree of approximation results for feedforward networks approximating unknown mappings and their derivatives.
Kurt Hornik, Technical University of Vienna, Austria
Maxwell Stinchcombe, University of California at San Diego, La Jolla
Halbert White*, University of California at San Diego, La Jolla
Peter Auer, Technical University of Vienna, Austria
(87841843)

3:30 p.m.
Estimating the Lyapunov exponent of a chaotic system with nonparametric regression.
Daniel F. McCaffrey, Rand Corporation, Santa Monica, California
Stephen Ellner, North Carolina State University
Ronald Gallant*, North Carolina State University
Douglas W. Nychka, North Carolina State University
(87862609)

4:00 p.m.
An approach to consistent specification testing using duality and Banach space limit theory.
Maxwell B. Stinchcombe*, University of California at San Diego, La Jolla
Halbert White, University of California at San Diego, La Jolla
(87862834)

4:30 p.m.
Convergence of certain neural network controllers.
Clark Jeffries*, Clemson University
(87893364)

5:00 p.m.
Neural networks in systems stabilization and control.
Hector J. Sussmann*, University of Minnesota, Minneapolis
(87893414)

Saturday January 16, 1993, 1:00 p.m.5:20 p.m.
AMS Special Session on Dynamics of Systems with Infinitely Many Degrees of Freedom, III

1:00 p.m.
Liapunov exponents for systems with many degrees of freedom.
Thomas Spencer*, Institute for Advanced Study
(87834558)

1:30 p.m.
Nonlinear wave equations and the KAM theorem: Resonance and hyperbolic orbits.
Walter Craig*, Brown University
(87834565)

2:00 p.m.
AubryMather theory for configurations on lattices.
Rafael de la Llave*, University of Texas, Austin
Hans Koch, University of Texas, Austin
Charles Radin, University of Texas, Austin
(87834864)

2:30 p.m.
Normal forms for partial differential equations.
Henri Epstein, Institute des Hautes Etudes Sciences, France
Jean Pierre Eckmann, University of Geneva, Switzerland
C. Eugene Wayne*, Pennsylvania State University, University Park
(87834559)

3:00 p.m.
Anisotropic curvature driven evolution of hypersurfaces of R^n.
Sigurd Angenent*, University of Wisconsin, Madison
(87834562)

3:30 p.m.
Hydrodynamic instability of certain ABCflows and estimates of the growth rate.
Misha Vishik*, University of Texas, Austin
Susan Friedlander, University of Illinois, Chicago
(87834820)

4:00 p.m.
Longtime dispersive equations for shallow water with a varying bottom.
Daryl Holm*, Los Alamos National Laboratory, New Mexico
(87834555)

4:30 p.m.
Main "physical" phenomena in extended dynamical systems: Some rigorous results.
Leonid Bunimovich*, Georgia Institute of Technology
(87834564)

5:00 p.m.
Finitedimensional dynamics in lattice dynamical systems.
Valya Afraimovich*, Georgia Institute of Technology
(87834561)

Saturday January 16, 1993, 1:00 p.m.4:50 p.m.
AMS Special Session on Integrodifferential Equations: Stability and Control, III

1:00 p.m.
Boundedness of solutions for impulsive integrodifferential equations.
M. R. M. Rao*, University of Texas, San Antonio
(87845421)

1:30 p.m.
Stability of impulsive integrodifferential equations.
Xinzhi Liu*, University of Waterloo
(87834283)

2:00 p.m.
Approximation of transfer functions for viscoelastic systems.
Olof J. Staffans, Helsinki University of Technology, Finland
Kenneth B. Hannsgen*, Virginia Polytechnic Institute and State University
Robert L. Wheeler, Virginia Polytechnic Institute and State University
(8789327)

2:30 p.m.
Optimal control of the growth of income of nations.
Ethelbert N. Chukwu*, North Carolina State University
(87893298)

3:00 p.m.
Discussion

3:30 p.m.
Stochastic integrodifferential equations: Approximations and stability.
Jordan Stoyanov*, University of Ottawa
(87860144)

4:00 p.m.
Discussion

4:30 p.m.
Uniform asymptotic stability on functional differential equations.
Tingxiu Wang*, Oakton Community College
(87834107)

Saturday January 16, 1993, 1:00 p.m.5:20 p.m.
AMS Special Session on Modular Forms and Related Topics, III

1:00 p.m.
Expressing a positive integer as a sum of a given number of distinct squares of positive integers.
Paul T. Bateman*, University of Illinois, UrbanaChampaign
George B. Purdy, University of Cincinnati
(87811676)

1:30 p.m.
Dedekind sums and lattice points.
Jeffrey C. Lagarias*, AT&T Bell Laboratories, Murray Hill, New Jersey
(87811525)

2:00 p.m.
On groups related to the Hecke groups.
Marvin I. Knopp, Temple University, Philadelphia
Morris Newman*, University of California, Santa Barbara
(87820375)

2:30 p.m.
Rational period functions on captial gamma(1), G(square root 2), and G(square root 3).
Ellen Gethner*, Swarthmore College
(87811778)

3:00 p.m.
On the cohomology defined by rational period functions.
Thomas A. Schmidt*, Macquarie University, Australia and Widener University
(87811245)

3:30 p.m.
Nonvanishing of Lseries associated to cubic twists of elliptic curves.
Daniel B. Lieman*, Mathematical Sciences Research Institute, Berkeley
(87811151)

4:00 p.m.
The highest point method for fundamental domains.
H. M. Stark*, University of California at San Diego, La Jolla
(87811684)

4:30 p.m.
A nonEuclidean circle problem.
Douglas Grenier*, University of Texas of the Permian Basin
(87811123)

5:00 p.m.
Selberg's trace formula on finite upper half planes.
Audrey Terras*, University of California at San Diego, La Jolla
(87811308)

Saturday January 16, 1993, 1:00 p.m.3:00 p.m.
MAA Minicourse \#10: Part B
Why, when and how to use CAS calculators in calculus and differential equations instruction
Organizers:
John Kenelly, Clemson University
Gil Proctor, Clemson University

Saturday January 16, 1993, 1:00 p.m.3:00 p.m.
MAA Minicourse \#11: 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

Saturday January 16, 1993, 1:00 p.m.3:00 p.m.
MAA Minicourse \#12: Part B
Bringing calculus to life
Organizers:
Robert Decker, University of Hartford
John K. Williams, University of Hartford

Saturday January 16, 1993, 1:00 p.m.3:00 p.m.
MAA Minicourse \#13: Part B
Teaching mathematical modeling
Organizers:
J. S. Hartzler, Pennsylvania State University, Harrisburg

Saturday January 16, 1993, 1:00 p.m.5:25 p.m.
AMS Session on Graph Theory

1:00 p.m.
On mixed Ramsey numbers and the total chromatic number of a graph.
N. Achuthan*, Curtin University of Technology,
(87805289)

1:15 p.m.
The edge reconstruction number of a tree.
Robert Molina*, Colorado State University
(87805731)

1:30 p.m.
Classification of trivalent symmetric graphs of small order.
Margaret Morton*, University of Auckland, New Zealand
Marston Conder, University of Auckland, New Zealand
(87805808)

1:45 p.m.
Compositions and rook theory.
James Haglund*, University of Georgia
(87805876)

2:00 p.m.
On the independence number of regular graphs with large odd girth.
Tristan Denley*, University of Cambridge, England
(87805872)

2:15 p.m.
Parsimonious 2multigraphs.
Todd G. Will*, University of Illinois, UrbanaChampaign
Douglas B. West, University of Illinois, UrbanaChampaign
(87805810)

2:30 p.m.
Orders and hypergraph representations of cwatsets.
Julie Kerr*, Washington State University
(87805541)

2:45 p.m.
Locally finite, 3connected, edgetransitive, planar graphs.
Jack Graver*, Syracuse University
Mark Watkins, Syracuse University
(87805537)

3:00 p.m.
Wellbalanced signings of digraphs and 01 matrices.
Joseph R. Barr, California Lutheran University
John Frederick Fink*, University of Michigan, Dearborn
(87805510)

3:15 p.m.
Bandwidth of the complete kary tree.
Lawren Smithline*, Harvard University
(87805303)

3:30 p.m.
The vertices of edge domination critical graphs.
Matteo Paris*, Harvard University
(87805342)

3:45 p.m.
Steinhaus graphs are first order random.
Neal Brand*, University of North Texas
Steve Jackson, University of North Texas
(87805448)

4:00 p.m.
Nonembeddable designs.
V. D. Tonchev*, Michigan Technological University
(87805441)

4:15 p.m.
Tensor products of graphs with no perfect matchings.
John C. George*, Lubbock, Texas
(8780501)

4:30 p.m.
On graphs associated with fractal constructions.
John Stoughton*, Hope College
Paul Warner, Hope College
(87805287)

4:45 p.m.
Bounds on frame rigidity via graph decomposition.
D. S. Franzblau*, Vassar College
(87805157)

5:00 p.m.
The star chromatic number.
David Guichard*, Whitman College
(87805553)

5:15 p.m.
Families of sets with locally bounded width.
Emanuel Knill*, Los Alamos National Laboratory
(87805772)

Saturday January 16, 1993, 1:00 p.m.5:10 p.m.
AMS Session on Summability and Approximation

1:00 p.m.
Convexity preserving interpolation by algebraic curves and surfaces.
David Levin, Tel Aviv University, Israel
Edmond Nadler*, Wayne State University
(87841924)

1:15 p.m.
Approximation and probability revisited.
George Anastassiou*, Memphis State University
(87841842)

1:30 p.m.
Generalized D'Alembert functional equation in distributions.
Elias Deeba, University of Houston, Downtown
E. L. Koh*, University of Regina
(87839372)

1:45 p.m.
Factoring biquadratic mappings on modules.
Bruce Ebanks*, University of Louisville
(87839401)

2:00 p.m.
Nonorthogonal spline wavelets of minimal support.
Debao Chen*, University of Texas, Austin
(87841768)

2:15 p.m.
Solutions of matrix dilation equations.
Douglas P. Hardin*, Vanderbilt University
Peter R. Massopust, Vanderbilt University
Jeffrey S. Geronimo, Georgia Institute of Technology
(87841735)

2:30 p.m.
Abel's test and its relatives for integrals.
Oved Shisha*, University of Rhode Island
(87840765)

2:45 p.m.
Exponentially improved stationary phase approximations for an oscillatory double integral.
D. Kaminski*, University of Lethbridge
(87841114)

3:00 p.m.
Different types of Hankel operators and poles of rational symbol functions of the best Hankel approximants.
Xin Li*, University of Nevada, Las Vegas
(87841127)

3:15 p.m.
Interpolation of entire functions associated with some Freud weights, II.
Radwan AlJarrah*, Southwestern Oklahoma State University
Sayel Ali, Moorhead State University
(87841179)

3:30 p.m.
Compression of multivariate biorthogonal wavelet packet decomposition.
Baiqiao Deng*, University of South Carolina
(87841726)

3:45 p.m.
A class of weakly translation invariant orthogonal wavelets.
Gilbert G. Walter*, University of WisconsinMilwaukee
(87841696)

4:00 p.m.
Simultaneous StoneWeierstrass approximation of a function and its partial derivatives in Banach spaces.
J.Cl. Evard, University of Wyoming
F. Jafari*, University of Wyoming
(87841365)

4:15 p.m.
The sup norm of a weighted polynomial: A direct approach.
Sayel Ali*, Moorhead State University
Radwan AlJarrah, Southwestern Oklahoma State University
(87841396)

4:30 p.m.
Uniform approximations and the EulerMaclaurin formula.
Ronald E. Rietz*, Gustavus Adolphus College
(87841594)

4:45 p.m.
Wavelets and their applications.
Mei Kobayashi*, IBM Tokyo Research Laboratory, Tokyo, Japan
(87841554)

5:00 p.m.
Relation of zeros of partial sums of the series for f(x) to zeros of f(x).
R. Kit Kittappa*, Millersville University
(87840381)

Saturday January 16, 1993, 1:00 p.m.5:25 p.m.
AMS Session on Associative and Nonassociative Algebra

1:00 p.m.
A twoparameter version of the centralizer algebra of mixed tensor representations of GL(r,C) and U_q(gl(r,C)) and its relationship to invariants of links.
Robert E. Leduc*, University of Wisconsin, Madison
(87817833)

1:15 p.m.
More results on KacMoody subspace products.
P. E. Singer*, University of Missouri, Rolla
(87817519)

1:30 p.m.
Centroids and Cartan algebras.
Duncan J. Melville*, St Lawrence University
(8781751)

1:45 p.m.
Everything about matrices of quaternions.
Fuzhen Zhang*, University of California, Santa Barbara
(87815700)

2:00 p.m.
Comtrans algebras and bilinear forms.
Xiaorong Shen*, John Carroll University
(87815463)

2:15 p.m.
Stability and McMillan degree for rational matrix interpolants.
Joseph A. Ball, Virginia Polytech Institute & State University
Jeongook Kim*, Chonnam National University,
(87815444)

2:30 p.m.
Polynomial identities of 3X3 matrices.
Siamack Bondari*, Iowa State University
(87815399)

2:45 p.m.
Bounds on zeros of polynomials.
Fuad Kittaneh*, University of Jordan, Amman, Jordan
(87815236)

3:00 p.m.
On semicommutative regular rings.
Ayman Badawi*, University of North Texas
(87816105)

3:15 p.m.
Semiprimeness theorems for the tensor product of algebras with constraints on central elements.
Hossain Khabazian*, Isfahan University of Technology, Israel
(87816112)

3:30 p.m.
Nonsplit extensions over Artin algebras of finite representation type.
Peter Brown*, Syracuse University
(87816536)

3:45 p.m.
More on endomorphism nearrings of dicyclic groups.
J. J. Malone*, Worcester Polytechnic Institute
(87816508)

4:00 p.m.
A note on linearizations of polynomial forms.
Steven B. Tesser*, Indiana State University, Terre Haute
Ph. Revoy, University of Montpellier II,
(87816173)

4:15 p.m.
Prime ideals in structural matrix nearrings.
Enoch K. Lee*, University of Southwestern Louisiana
(87816395)

4:30 p.m.
On quasicontinuous rings.
W. K. Nicholson, University of Calgary
M. F. Yousif*, Ohio State University, Lima
(8781695)

4:45 p.m.
The inverse function theorem for some associative and Lie algebras.
Vladimir Shpilrain*, Technion, Israel
(8781688)

5:00 p.m.
An example of a semisimple algebra and its structure.
Alexander Abian*, Iowa State University
Paula A. Kemp, Southwest Missouri State University
(87816590)

5:15 p.m.
Local ideals in orthoalgebras.
David J. Foulis*, University of Massachusetts, Amherst
M. K. Bennett, University of Massachusetts, Amherst
(87806764)

Saturday January 16, 1993, 1:00 p.m.3:55 p.m.
AMS Session on Group Theory

1:00 p.m.
Overgroups of irreducible linear groups.
Benjamin J. Ford*, University of Oregon
(87820447)

1:15 p.m.
Products of simple groups related to simple orthogonal groups.
Gary L. Walls*, University of Southern Mississippi
(87820782)

1:30 p.m.
Squares of twosets.
Daniel C. Slilaty*, State University of New York, Binghamton
(87820540)

1:45 p.m.
Class functions on finite classical groups.
Essam Abotteen*, Emporia State University
(87820589)

2:00 p.m.
The regular components of induced cuspidal characters and the irreducible components of degenerate GelfandGraev characters in finite reductive groups.
Daniel Kotlar*, Humacao University College
(8782085)

2:15 p.m.
The nonabelian tensor square and powers of a group.
Michael R. Bacon*, Wilkes University
(87820875)

2:30 p.m.
The arithmetic of nilpotency.
Michael Galloy*, RoseHulman Institute of Technology
(87820539)

2:45 p.m.
How nilpotent can a nonnilpotent group be?.
Jason Fulman*, Harvard University
(87820538)

3:00 p.m.
Infinite groups in abelianlike varieties and Ramsey's theorem.
LuiseCharlotte Kappe*, State University of New York, Binghamton
Michael Tomkinson, University of Glasgow, England
(87820895)

3:15 p.m.
The geometry of finite groups through the use of splitting systems.
Joseph Kirtland*, Marist College
(8782063)

3:30 p.m.
Valuated vector spaces, Kurepa's hypothesis and abelian pgroups.
Doyle Cutler, University of California, Davis
Radoslav Dimitri\'c*, Pennsylvania State University, Uniontown
(8782091)

3:45 p.m.
Disjunctive identities of groups and identities of their regular representations.
Samuel M. Vovsi*, Trenton State College
(87820888)

Saturday January 16, 1993, 1:00 p.m.5:25 p.m.
AMS Session on SetTheoretic Topology

1:00 p.m.
Some results of covering spaces of homogeneous continua.
Sergio Macias*, Tulane University
(87854484)

1:15 p.m.
Fibered products of homogeneous continua.
Karen Villarreal*, Loyola University
(87854300)

1:30 p.m.
Properties of zigzag continua.
Julien Doucet*, Tulane University
(87854886)

1:45 p.m.
0Dimensionality of biconvergence spaces.
Jamuna Prasad Ambasht*, Benedict College
(87854627)

2:00 p.m.
Completion remainders in Moore spaces.
Ben Fitzpatrick, Jr., Incarnate Word College
D. Reginald Traylor*, Incarnate Word College
(87854340)

2:15 p.m.
Reflection and weakly collectionwise Hausdorff spaces.
Timothy J. LaBerge*, University of Kansas
Avner Landver, University of Kansas
(87854483)

2:30 p.m.
Totally bounded frame quasiuniformities.
Peter Fletcher, Virginia Polytechnic Institute and State University
Worthen Hunsaker, Southern Illinois University, Carbondale
William Lindgren*, Slippery Rock University of Pennsylvania
(87854516)

2:45 p.m.
Function spaces and selfsimilar sets.
Gary Lewellen*, Appalachian State University
(87854513)

3:00 p.m.
Some relations between certain completeness properties and cardinal boundedness properties in uniform spaces.
Bruce S. Burdick*, Roger Williams University
(87854588)

3:15 p.m.
Hbounded sets.
Douglas D. Mooney*, Western Kentucky University
(87854584)

3:30 p.m.
Local monotone properties II.
Robert E. Buck*, Slippery Rock University of Pennsylvania
(87854518)

3:45 p.m.
Pairwise concepts in a bitopological setting.
Jamuna Prasad Ambasht, Benedict College
Sanjay Tiwari*, Gaya, India
(87854626)

4:00 p.m.
On functions having the property of Baire.
D. Jankovic$'$, East Central University
D. A. Rose*, East Central University
(87854664)

4:15 p.m.
On almost paracompact spaces.
T. R. Hamlett*, East Central University
D. Jankovic$'$, East Central University
(87854714)

4:30 p.m.
Construction of compactly supported wavelet basis using fractal functions.
J. S. Geronimo*, Georgia Institute of Technology
(87854746)

4:45 p.m.
Totally and totally semi disconnected with generalizations.
Charles Dorsett*, Louisiana Tech University
(87854660)

5:00 p.m.
Box products and Hurewicz spaces.
Louis Wingers*, University of Wisconsin, Madison
(87854934)

5:15 p.m.
Compact spaces and products of finite spaces.
Douglas Harris*, Marquette University
(87854916)

Saturday January 16, 1993, 1:00 p.m.4:55 p.m.
AMS Session on Functional Analysis, II

1:00 p.m.
Limits of triangular matrix algebras using direct sums of refinement embeddings.
Allan P. Donsig*, Texas A & M University
Alan Hopenwasser, University of Alabama
(87846871)

1:15 p.m.
Isotone projection cones: A continuation.
S. J. Bernau*, University of Texas, El Paso
(87846882)

1:30 p.m.
A nonstandard approach to the Bochner integral.
G. Beate Zimmer*, University of Illinois, UrbanaChampaign
(87846118)

1:45 p.m.
C*algebras of dynamical systems on noncommutative tori.
Carla Farsi*, University of Colorado, Boulder
Neil Watling, University of Colorado, Boulder
(87846120)

2:00 p.m.
Convergence of conditional expectation operators and the compact range property.
Bryan Dawson*, Emporia State University
(87846166)

2:15 p.m.
Automatic continuity of infinite matrices.
Christopher E. Stuart*, New Mexico State University, Las Cruces
(87846225)

2:30 p.m.
The nfold central Haagerup tensor product.
Keith J. Coates*, Texas A\thsp\&\thsp M University, College Station
(87846942)

2:45 p.m.
Shift operators on C(X) with X compact and extremally disconnected.
M. Rajagopalan*, Tennessee State University
(87846192)

3:00 p.m.
Approximation of semigroups of operators and the abstract Cauchy problem.
Nazar H. Abdelaziz*, Louisiana State University, Baton Rouge
(87846352)

3:15 p.m.
Crossed products by partial automorphisms and Ktheory.
Ruy Exel*, University of New Mexico
(87846243)

3:30 p.m.
The complete continuity property in Bochner function spaces.
Narcisse Randrianantoanina*, University of Missouri, Columbia
Elias Saab, University of Missouri, Columbia
(87846301)

3:45 p.m.
A sufficient condition for a Banach space to be an Asplund space.
Ossama Obeid*, University of North Texas
(87846678)

4:00 p.m.
Codimension one minimal projections onto the quadratics and their adjoints.
Michael Prophet*, University of California Riverside
(87846636)

4:15 p.m.
Hankel transforms in generalized Fock spaces.
John Schmeelk*, Virginia Commonwealth University
(87846428)

4:30 p.m.
Almost transitivity of some functions spaces.
P. Greim, The Citadel
J. E. Jamison, Memphis State University
A. Kami\'nska*, Memphis State University
(87846818)

4:45 p.m.
Second order nonlinear systems arising in convection flow of a micropolar fluid.
K. Vajravelu*, University of Central Florida
E. Soewono, University of Central Florida
R. N. Mohapatra, University of Central Florida
J. Nayfeh, University of Central Florida
(87834697)

Saturday January 16, 1993, 1:00 p.m.2:00 p.m.
MAA Poetry Reading

Saturday January 16, 1993, 1:00 p.m.5:25 p.m.
MAA Session on ``Capstone'' Courses for Senior Mathematics Majors, II

1:00 p.m.
Senior independent study at Wooster.
Charles R. Hampton*, College of Wooster
(878001018)

1:30 p.m.
Mathematical modeling: A capstone course for senior mathematics majors.
Mark M. Meerschaert*, Michigan State University
(878001026)

1:45 p.m.
Senior seminar at a small liberal arts college.
Paul L. Irwin*, RandolphMacon Woman's College
(878001020)

2:00 p.m.
A senior seminar course based on cooperative learning.
David W. Jensen*, United States Air Force Academy
Gerald Diaz, United States Air Force Academy
(878001021)

2:15 p.m.
Bridging mathematical gaps.
Walter Elias, Jr.*, Virginia State University
(878001015)

2:30 p.m.
The senior paper requirement at Elmhurst College.
Jon L. Johnson*, Elmhurst College
(878001022)

2:45 p.m.
The history of mathematics as a "capstone" course for senior mathematics majors.
Herbert E. Kasube*, Bradley University
(878001023)

3:00 p.m.
A versatile capstone course.
Thomas O'Neil*, California Polytechnic State University
(878001029)

3:15 p.m.
Running a successful student seminar.
D. S. Franzblau*, Vassar College
(878001017)

3:30 p.m.
Interrelations in comtemporary mathematics.
Simon Quint*, Stockton State College
(878001032)

3:45 p.m.
Senior research seminar as a ``capstone'' course for mathematics majors.
Janet Beery*, University of Redlands
David Bragg, University of Redlands
Mary Scherer, University of Redlands
(878001011)

4:00 p.m.
Great theorems: The art of mathematics; A course based on original sources.
David J. Pengelley*, New Mexico State University, Las Cruces
(878001031)

4:30 p.m.
The experience of one college with senior projects.
N. Christian Meyer*, Pacific Lutheran University
(878001028)

4:45 p.m.
Senior seminar.
Miriam Cooney*, Saint Mary's College
(878001013)

5:00 p.m.
A real analysis course with capstone content.
Richard J. Cleary*, Saint Michael's College
(878001012)

5:15 p.m.
A combined entrance and exit course.
Richard Metzler*, University of New Mexico
(878001027)

Saturday January 16, 1993, 1:00 p.m.4:50 p.m.
MAA Session on Recreational Mathemagical Computing

1:00 p.m.
Introductory Remarks

1:15 p.m.
Computer solutions for generalizations of the coupon collector's problem.
Thomas J. O'Reilly*, Saint Joseph's University
(878001151)

1:45 p.m.
Optimal stopping in "The Showcase Showdown".
Paul R. Coe*, Roosevelt University
William Butterworth, Barat College
(878001147)

2:15 p.m.
A computer investigation of shuffling.
Steve Cohen*, Roosevelt University
Paul Coe, Roosevelt University
(878001148)

2:45 p.m.
Counting certain triangles of absolute differences.
Harry L. Nelson*, Lawrence Livermore National Laboratory
(878001150)

3:15 p.m.
PLANIM, the thinking person's game.
Ada Booth*, Santa Clara University
Thomas Booth,
(878001146)

3:45 p.m.
Programs to solve Pentamino problems.
Charles D. Ashbacher*, Kirkwood Community College
(878001145)

4:15 p.m.
Mathemagical black holes.
Michael W. Ecker*, Pennsylvania State University, WilkesBarre
(878001149)

4:45 p.m.
Closing Remarks

Saturday January 16, 1993, 1:00 p.m.4:15 p.m.
MAA Session on Use of Visualization in the Teaching of Mathematics, III

1:00 p.m.
Visualization of applicaiton of calculus and differential equation.
Howard Lewis Penn*, United States Naval Academy
(878001177)

1:15 p.m.
Conjecturing with a computer.
John W. Emert*, Ball State University
(878001166)

1:30 p.m.
Visualizing probability in the first year of calculus.
Martin E. Flashman*, Humboldt State University
(878001169)

1:55 p.m.
Conditional probability at a glance: The ``car and goats problem".
Alan E. Wessel*, Santa Clara University
(878001189)

2:10 p.m.
Visualization via computer graphics: Examples from calculus.
Lisa Townsley Kulich*, Illinois Benedictine College
(878001185)

2:35 p.m.
Using graphics to enhance the teaching of calculus.
Arthur G. Sparks*, Georgia Southern University
John W. Davenport, Georgia Southern University
(878001183)

2:50 p.m.
HyperCard in the mathematics classroom.
Ronald K. Smith*, Graceland College
(878001182)

3:05 p.m.
A visual approach to accelerated convergence of series.
Richard Barshinger*, Pennsylvania State University, Dunmore
(878001162)

3:20 p.m.
Using Petersen in a graph theory class.
Christopher Mawata*, University of Tennessee, Chattanooga
(878001175)

3:35 p.m.
Visualization with graphing calculators in precalculus.
Agnes Tuska*, California State University, Fresno
(878001186)

3:50 p.m.
Computer algebra systems and visualization in mathematics.
Louis A. Talman*, Metropolitan State College of Denver
(878001184)

4:05 p.m.
An introductory calculus course using graphing calculators and discovery style teaching.
George Emese*, St. Cloud State University
(878001213)

Saturday January 16, 1993, 1:00 p.m.2:20 p.m.
MAA CUPM Subcommittee on Undergraduate Research in Mathematics and Council on Undergraduate Research Panel Discussion
Mathematical research for undergraduate students
John Greever, Harvey Mudd College

Saturday January 16, 1993, 2:15 p.m.3:05 p.m.
AMS Invited Address
Simulation of flows in multiscaled porous media.
Jim Douglas, Jr.*, Purdue University, West Lafayette
(87800954)

Saturday January 16, 1993, 2:15 p.m.3:45 p.m.
MAA Committee on Symbolic Computer Systems Panel Discussion

Saturday January 16, 1993, 3:15 p.m.5:15 p.m.
MAA Minicourse \#14: Part B
Linear algebra, applications and computing
Organizers:
Gareth Williams, Stetson University

Saturday January 16, 1993, 3:15 p.m.5:15 p.m.
MAA Minicourse \#15: Part B
The Harvard calculus reform project$:$ Handson experience with the project materials
Organizers:
Sheldon P. Gordon, Suffolk Community College
Deborah Hughes Hallett, Harvard University
William McCallum, University of Arizona
Thomas W. Tucker, Colgate University

Saturday January 16, 1993, 3:15 p.m.5:15 p.m.
MAA Minicourse \#16: Part B
Instituting a mathematics placement program$:$ Creating order out of chaos in freshman mathematics
Organizers:
Geoffrey Akst, Manhattan Community College/CUNY

Saturday January 16, 1993, 3:15 p.m.5:15 p.m.
MAA Minicourse \#17: Part B
Mathematics in a real and complex world
Organizers:
Frank Wattenberg, University of Massachusetts, Amherst

Saturday January 16, 1993, 3:30 p.m.5:30 p.m.
MAA Special Inaugural Teaching Award Session
MAA Online
Inquiries: meet@ams.org