AMS Sectional Meeting Program by Day
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1996 Fall Western Sectional Meeting
Pasadena, CA, November 1617, 1996
Meeting #917
Associate secretaries:
William A Harris, Jr, AMS
wharris@math.usc.edu
Sunday November 17, 1996

Sunday November 17, 1996, 8:00 a.m.10:50 a.m.
Special Session on Hopf Algebras and Their Representations, III
Room 107, Downs Laboratory
Organizers:
Davida Fischman, California State University, San Bernardino fischman@math.csusb.edu
M. Susan Montgomery, University of Southern California smontgom@mtha.usc.edu

8:00 a.m.
Hopf algebras of order $p^2$ and braided Hopf algebras of order $p$.
HansJ\"urgen Schneider*, Universit\"at M\"unchen, Germany
(91717130)

8:30 a.m.
Quantum Groups of Dimension $pq^2$
Shlomo Gelaki*, Ben Gurion University of the Negev, Beersheva 84105 Israel
(9171683)

9:00 a.m.
On the faithful flatness of a Hopf algebra over its grouplikesubHopf algebra
SiuHung Ng*, Rutgers University, New Brunswick
(9171692)

9:30 a.m.
Detrminants and symmetries in YetterDrinfel'd categories.
Miriam Cohen, Ben Gurion University
Sara Westreich*, BarIlan University
(91716122)

10:00 a.m.
Self dual Hopf algebras
Edward L. Green*, Virginia Tech
(9171620)

10:30 a.m.
Faithfully flat forms and cohomology of Hopf algebra extensions.
Akira Masuoka*, Shimane University
(9171601)

Sunday November 17, 1996, 8:05 a.m.10:50 a.m.
Special Session on Group Actions and Noncommutative Algebra, III
Room 103, Downs Laboratory
Organizers:
Zinovy Reichstein, Oregon State University zinovy@math.orst.edu
Nikolaus Vonessen, University of Montana vonessen@selway.umt.edu

8:05 a.m.
Imbeddings of topological groups into linear spaces.
Boris S. Khots*,
(91722136)

8:40 a.m.
Primitive Ideals in the Enveloping Algebra of the Lie Superalgebra$osp(1,2r)$
Ian M Musson*, University of WisconsinMilwaukee
(91717103)

9:15 a.m.
Quantum ${{\Bbb P}}^3$s which embed Quantum Quadrics
Michaela Vancliff*, University of Oregon
Kristel Van Rompay, University of Antwerp, U.I.A.
(9171627)

9:50 a.m.
Quadratic algebras of global dimension three.
Darin R. Stephenson*, University of California, San Diego
(91716114)

10:25 a.m.
On the trace of graded automorphisms
James J. Zhang*, University of Washington
(9171640)

Sunday November 17, 1996, 8:30 a.m.10:50 a.m.
Special Session on History of Mathematics, III
Room 151, Sloan Laboratory
Organizers:
Shawnee L. McMurran, Pomona College
James J. Tattersall, Providence College tat@providence.edu

8:30 a.m.
Charles Babbage and Cryptography
James J. Tattersall*, Providence College
(9170172)

9:00 a.m.
Early Voyages Into Logarithmic Seas
Barnabas B. Hughes*, California State University, Northridge
(9170118)

9:30 a.m.
Historical pi calculations via the student project
C. Ara Pehlivanian*, U.S. Military Academy, West Point
(91701101)

10:00 a.m.
Debeaune's Commentary on Descartes' Geometry
C. Edward Sandifer*, Western Connecticut State University
(9170197)

10:30 a.m.
The Early History of the Cornell Math Department: A Case Study inthe Emergence of the American Mathematical Community
Gary G. Cochell*, CulverStockton College
(91701107)

Sunday November 17, 1996, 9:00 a.m.10:50 a.m.
Special Session on Analysis on Singular and Noncompact Spaces, III
Room 159, Sloan Laboratory
Organizers:
Xianzhe Dai, University of Southern California xdai@mtha.usc.edu
Rafe R. Mazzeo, Stanford University mazzeo@hodge.stanford.edu

9:00 a.m.
The Heat Kernel for Manifolds with Conic Singularities
Edith A . Mooers*, UCLA
(9173544)

9:40 a.m.
Singular Curves and a Sard Theorem in subRiemannian Geometry
Richard W. Montgomery*, USCS Santa Cruz
(9175865)

10:20 a.m.
Spectral theory of the Laplacian on fractals
Leonid Malozemov, Kaiser Permanente, California
Alexander Teplyaev*, Cornell University
(91735127)

Sunday November 17, 1996, 9:00 a.m.10:50 a.m.
Special Session on Dynamical Systems, III
Room 153, Sloan Laboratory
Organizers:
Rafael de la Llave, University of Texas at Austin llave@math.utexas.edu
Maciej P. Wojtkowski, University of Arizona maciejw@math.arizona.edu

9:00 a.m.
Dynamical systems with some hyperbolic properties
LaiSang Young*, UCLA
(9175863)

9:30 a.m.
Convergence of densities for piecesise affine approximations of interval maps.
Nicolai Haydn*, University of Southern California
(9175861)

10:00 a.m.
Properties of solutions of complex differential equations
Alberto Candel*, Caltech
(9175887)

10:30 a.m.
Extremal rotation numbers for torus shear homeomorphisms
Erik Doeff*, Montana State University  Bozeman
Michal Misiurewicz, IUPUI
(9175832)

Sunday November 17, 1996, 11:00 a.m.11:50 a.m.
Invited Address
Essential dimension of reductive groups.
Room 201, E. Bridge Laboratory
Zinovy Reichstein*, Oregon State University
(9171603)

Sunday November 17, 1996, 2:00 p.m.2:50 p.m.
Invited Address
Hamiltonian Systems with Hyperbolic Properties.
Room 201, E. Bridge Laboratory
Maciej P. Wojtkowski*, University of Arizona
(91758133)

Sunday November 17, 1996, 3:00 p.m.4:50 p.m.
Special Session on Analysis on Singular and Noncompact Spaces, I
Room 159, Sloan Laboratory
Organizers:
Xianzhe Dai, University of Southern California xdai@mtha.usc.edu
Rafe R. Mazzeo, Stanford University mazzeo@hodge.stanford.edu

3:00 p.m.
Inverse scattering problems for the Schr\"odinger operators with external YoungMills potentials
Gregory Eskin*, UCLA
James Ralston, UCLA
(9173566)

3:40 p.m.
Invariant Gibbs measures for 2D nonlinear wave equations
Jean Bourgain, Institute for Advanced Study
Arthur Jaffe, Harvard University
Wensheng Wang*, USC, Los Angeles
(9173576)

4:20 p.m.
Regularity of fourth order equation in conformal geometry
SunYung A. Chang, UCLA
Matthew J. Gursky, Indiana University
Paul C. Yang*, USC
(91753134)

Sunday November 17, 1996, 3:00 p.m.4:50 p.m.
Special Session on Dynamical Systems, IV
Room 153, Sloan Laboratory
Organizers:
Rafael de la Llave, University of Texas at Austin llave@math.utexas.edu
Maciej P. Wojtkowski, University of Arizona maciejw@math.arizona.edu

3:00 p.m.
The integral manifold of the threebody problem
Qiudong Wang*, UCLA
(9173459)

3:30 p.m.
Arnold DiffusionIssues and Recent Results
Stephen Wiggins*, Caltech
(9175862)

4:00 p.m.
Strange Attractors in Dynamical Systems
Bjorn Birnir*, University of California, Santa Barbara
(91758112)

4:30 p.m.
Periodic orbits and complexity for billiards in polygons
Eugene Gutkin*, University of Southern California
(9175857)

Sunday November 17, 1996, 3:00 p.m.4:50 p.m.
Special Session on History of Mathematics, IV
Room 151, Sloan Laboratory
Organizers:
Shawnee L. McMurran, Pomona College
James J. Tattersall, Providence College tat@providence.edu

3:00 p.m.
Charles L. Dodgson's Contributions to Linear Algebra and to the Theory of Parallels
Francine F. Abeles*, Kean College of New Jersey
(9170181)

3:30 p.m.
Alfred Tarski comes to the USA: The hard years.
Anita Burdman Feferman*, Stanford University
(91701117)

4:00 p.m.
When Tarski met G\"odel.
Solomon Feferman*, Stanford University
(91701118)

4:30 p.m.
Mathematical Etymology
John Horton Conway*, Princeton University
(91701126)

Sunday November 17, 1996, 3:00 p.m.5:50 p.m.
Special Session on Hopf Algebras and Their Representations, IV
Room 107, Downs Laboratory
Organizers:
Davida Fischman, California State University, San Bernardino fischman@math.csusb.edu
M. Susan Montgomery, University of Southern California smontgom@mtha.usc.edu

3:00 p.m.
Indecomposable Modules of Reduced Enveloping Algebras
Rolf Farnsteiner*, University of WisconsinMilwaukee
(9171690)

3:30 p.m.
Finite stratification of spectra, the DixmierMoeglin Equivalence,and $q$skew polynomial algebras
Kenneth R. Goodearl, University of California, Santa Barbara
Edward S. Letzter*, Texas A & M University
(91716100)

4:00 p.m.
Invariants of skew derivations.
Jeffrey Bergen*, DePaul University
Piotr Grzeszczuk, Univesity of Warsaw
(91716128)

4:30 p.m.
Crossed Products, Goldie Rings, and Rings of Quotients
Dmitriy Rumynin*, University of Massachusetts at Amherst
(9171643)

5:00 p.m.
Irreducible Representations of Crossed Products
Sarah J. Witherspoon*, University of Toronto and University of California, Berkeley
Susan Montgomery, University of Southern California
(9171613)

5:30 p.m.
On the Grothendieck ring of a Hopf algebra
Martin W. Lorenz*, Temple University, Philadelphia
Loretta F. Tokoly, Temple University, Philadelphia, PA 191226094
(9171658)

Sunday November 17, 1996, 3:00 p.m.3:40 p.m.
Contributed Papers, I
Room 103, Downs Laboratory

3:00 p.m.
Rate of convergence of some neural network operators to the unitunivariate case.
George A. Anastassiou*, The University of Memphis
(9174107)

3:15 p.m.
Induced Embeddings in Steinhaus Graphs
Franz A. Delahan*, University of California.Irvine
(9170554)

3:30 p.m.
Vedic mathematics and prehistoric research.
Jamuna P. Ambasht*, Benedict College
(91701137)
Inquiries: meet@ams.org