AMS Sectional Meeting Program by Day
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2002 Fall Western Section Meeting
Salt Lake City, UT, October 2627, 2002
Meeting #981
Associate secretaries:
Michel L Lapidus, AMS
lapidus@math.ucr.edu,
lapidus@mathserv.ucr.edu
Saturday October 26, 2002

Saturday October 26, 2002, 7:30 a.m.4:30 p.m.
Meeting Registration
Math Office, Room 233, John Widtsoe Building

Saturday October 26, 2002, 8:00 a.m.10:50 a.m.
Special Session on Analytic Number Theory, I
Room 219, Leroy Cowles Building
Organizers:
Roger Baker, Brigham Young University baker@math.byu.edu
XianJin Li, Brigham Young University xianjin@math.byu.edu
Andrew D. Pollington, Brigham Young University andy@math.byu.edu

8:00 a.m.
Estimates for the number of algebraic numbers of fixed degree and bounded height.
Jeffrey D. Vaaler*, University of Texas at Austin
(9811129)

8:30 a.m.
Evidence for a Spectral Interpretation of the Zeros of $L$functions from OneParameter Families of Elliptic Curves.
Steven J Miller*, Princeton University
(9811123)

9:00 a.m.
The pair correlation function of $n^2 \alpha$ modulo one and an equidistribution problem in hyperbolic geometry.
Andreas Strombergsson*, Princeton University
(9811189)

9:30 a.m.
The Integer Chebyshev Problem.
Peter B Borwein*, Mathematics Department, Simon Fraser University, Vancouver, Canada
(9811131)

10:00 a.m.
Counting automorphic forms associated to Galois representations.
Akshay Venkatesh*, MIT
(9811170)

10:30 a.m.
On Ternary Quadratic Forms.
W Duke*, UCLA
(9811135)

Saturday October 26, 2002, 8:00 a.m.10:40 a.m.
Special Session on Representation Theory of Semisimple Lie Groups, I
Room 121, Leroy Cowles Building
Organizers:
Dragan Milicic, University of Utah milicic@math.utah.edu
Peter Trapa, University of Utah ptrapa@math.utah.edu

8:00 a.m.
Annihilators and associated varieties of HarishChandra modules over classical Lie algebras.
William M. McGovern*, University of Washington
(9812206)

9:00 a.m.
On the Howe correspondence for symplecticorthogonal dual pairs.
Annegret Paul*, Western Michigan University
(9812228)

9:30 a.m.
Unipotent supports for character sheaves.
Pramod N. Achar*, University of Chicago
AnneMarie Aubert, École Normale Supérieur
(9812091)

10:00 a.m.
Holomorphic continuation of generalized Jacquet integrals for degenerate principal series.
Nolan R. Wallach*, University of California, San Diego
(9812256)

Saturday October 26, 2002, 8:00 a.m.4:30 p.m.
Exhibit and Book Sale
Faculty Lounge, Room 228, John Widtsoe Building

Saturday October 26, 2002, 8:30 a.m.10:50 a.m.
Special Session on Geometry and Topology, I
Room 215, Leroy Cowles Building
Organizers:
Mladen Bestvina, University of Utah bestvina@math.utah.edu
Michael Kapovich, University of Utah kapovich@math.utah.edu
Grigory Mikhalkin, University of Utah gmikhalk@math.utah.edu

8:30 a.m.
Surface subgroups of Coxeter groups.
Cameron McA Gordon*, University of Texas at Austin
Darren D Long, UC Santa Barbara
Alan W Reid, University of Texas at Austin
(9812083)

9:30 a.m.
Bounded cochains on 3manifolds.
D Calegari*, California Institute of Technology
(9815762)

10:30 a.m.
Compactifications of leaves and foliations.
Alberto Candel*, CSUN
(9815869)

Saturday October 26, 2002, 9:00 a.m.10:50 a.m.
Special Session on AreaMinimization and Minimal Surfaces, I
Room 222, Leroy Cowles Building
Organizers:
Michael Dorff, Brigham Young University mdorff@math.byu.edu
Denise Halverson, Brigham Young University deniseh@math.byu.edu
Gary R. Lowler, Brigham Young University lawlor@mathed.byu.edu

9:00 a.m.
Shortest networks for regular $n$gons on a 480 degree cone.
Gary R Lawlor*, Brigham Young University
Joseph Rabinoff, Harvard University
Mark Burkhardt, Williams College
Neil Hoffman, Williams College
Aaron Magid, Williams College
(98149103)

10:00 a.m.
Areaminimizing minimal graphs over nonconvex domains.
Denise M Halverson*, Brigham Young University
Michael Dorff, Brigham Young University
Gary Lawlor, Brigham Young University
(9814958)

10:30 a.m.
A leastarea division of Gauss space into three equal pieces.
Joseph A Corneli*, University of TexasAustin
(9815180)

Saturday October 26, 2002, 9:00 a.m.10:50 a.m.
Special Session on Nonlinear Elliptic Partial Differential Equations, I
Room 225, Leroy Cowles Building
Organizers:
David A. Hartenstine, University of Utah hartenst@math.utah.edu
Jon T. Jacobsen, Harvey Mudd College jacobsen@hmc.edu

9:00 a.m.
The MongeAmpere Equation in Domains that are not Strictly Convex.
David A Hartenstine*, University of Utah
(9813588)

9:30 a.m.
A priori estimates for a parabolic MongeAmp\`ere equation from evolution of surfaces.
Qingbo Huang*, Wright State University
Guozhen Lu, Wayne State University
(9813550)

10:00 a.m.
$W^(2,p)$ estimates for the Linearized Monge Ampere equation.
Federico Tournier*, Purdue University
Cristian Gutierrez, Temple University
(9813573)

10:30 a.m.
Numerical Investigations of MongeAmpere Type Equations.
John M. Neuberger*, Northern Arizona University
(9813594)

Saturday October 26, 2002, 9:00 a.m.10:40 a.m.
Special Session on Recent Trends in Algebraic Geometry, I
Room 323, Leroy Cowles Building
Organizers:
Aaron J. Bertram, University of Utah bertram@math.utah.edu
Christopher Derek Hacon, University of California Riverside hacon@math.ucr.edu

9:00 a.m.
GroupCohomological field theories.
Tyler Jarvis*, Brigham Young University
(9811453)

10:00 a.m.
A geometric LittlewoodRichardson rule.
Ravi Vakil*, Stanford University
(9811437)

Saturday October 26, 2002, 9:00 a.m.10:50 a.m.
Special Session on Time Series, Heavy Tails, and Applications, I
Room 308, John Widtsoe Building
Organizers:
Davar Khoshnevisan, University of Utah davar@math.utah.edu
Piotr Kokozska, Utah State University piotr@math.usu.edu

9:00 a.m.
Limits of On/Off Hierarchical Product Models for Data Transmission.
Sidney Resnick*, Cornell University
Gennady Samorodnitsky, Cornell University
(9816015)

9:30 a.m.
Subsampling heavytailed models.
Piotr S Kokoszka*, Utah State University
(9816209)

10:00 a.m.
River flow time series with heavy tails.
Mark M Meerschaert*, University of Nevada
Paul L Anderson, Albion College
(9816216)

10:30 a.m.
Long Memory Models in Atomic Timekeeping.
Lara S Schmidt*, U. S. Naval Observatory
David Crosby, American University
ILok Chang, American University
(9816219)

Saturday October 26, 2002, 11:00 a.m.11:50 a.m.
Invited Address
Comparing Symplectic and Contact Topologies
Room 335, John Widtsoe Building
Yakov Eliashberg*, Stanford University

Saturday October 26, 2002, 2:00 p.m.2:50 p.m.
Invited Address
Partially hyperbolic dynamics on 3manifolds
Room 335, John Widtsoe Building
Amie Wilkinson*, Northwestern University

Saturday October 26, 2002, 3:00 p.m.4:40 p.m.
Special Session on AreaMinimization and Minimal Surfaces, II
Room 222, Leroy Cowles Building
Organizers:
Michael Dorff, Brigham Young University mdorff@math.byu.edu
Denise Halverson, Brigham Young University deniseh@math.byu.edu
Gary R. Lowler, Brigham Young University lawlor@mathed.byu.edu

3:00 p.m.
Delaunay's rolling curves and rotating drops.
J. Elm, Georgia Tech
R. Hynd*, Georgia Tech
R. Lopez, Georgia Tech
J. McCuan, Georgia Tech
(9815392)

4:00 p.m.
Instabilities in Bubble Clusters.
Kenneth Brakke, Susquehanna University
Frank Morgan*, Williams College
(9814957)

Saturday October 26, 2002, 3:00 p.m.6:50 p.m.
Special Session on Analytic Number Theory, II
Room 219, Leroy Cowles Building
Organizers:
Roger Baker, Brigham Young University baker@math.byu.edu
XianJin Li, Brigham Young University xianjin@math.byu.edu
Andrew D. Pollington, Brigham Young University andy@math.byu.edu

3:00 p.m.
Elements of class groups of imaginary quadratic fields and ShafarevichTate groups of elliptic curves.
Antal Balog, Math. Institute of Hungarian Acad. Sci.
Ken Ono*, University of Wisconsin at Madison
(9811125)

3:30 p.m.
Weierstrass points on modular curves.
Scott Ahlgren*, University of Illinois, UrbanaChampaign
(9811149)

4:00 p.m.
A generalization of Vinogradov's mean value theorem.
Scott T Parsell*, Penn State University
(9811197)

4:30 p.m.
Second order modular forms and GL(2) converse theorems.
David W Farmer*, American Institute of Mathematics
(9811151)

5:00 p.m.
Nearly multiplicative powers of $\eta$.
Adrian D Stanger*, Brigham Young University
(9811138)

5:30 p.m.
The frequency of vanishings of quadratic twists of modular form Lfunctions.
Michael Rubinstein*, American Institute of Mathematics
Brian Conrey, American Institute of Mathematics
Jonathan Keating, University of Bristol
Nina Snaith, University of Bristol
(9811154)

6:00 p.m.
Correlations of Short Divisor Sums and Small Gaps Between Primes.
Daniel A Goldston*, San Jose State University
(9811184)

6:30 p.m.
Siegel Modular Forms, Theta Series, and Hecke Operators.
Lynne Walling*, University of Colorado
(98111110)

Saturday October 26, 2002, 3:00 p.m.5:20 p.m.
Special Session on Nonlinear Elliptic Partial Differential Equations, II
Room 225, Leroy Cowles Building
Organizers:
David A. Hartenstine, University of Utah hartenst@math.utah.edu
Jon T. Jacobsen, Harvey Mudd College jacobsen@hmc.edu

3:00 p.m.
On a critical perturbation of a Neumann elliptic problem with limiting Sobolev exponent.
David G Costa*, University of Nevada  Las Vegas
(98135108)

3:30 p.m.
A Multiplicity Result for the Jumping Nonlinearity Problem.
Hossein T Tehrani*, UNLV
(9813587)

4:00 p.m.
An Existence Result on Positive Solutions for a Class of Semilinear Elliptic Systems.
Dang Hai, Mississippi State University
Ratnasingham Shivaji*, Mississippi State University
(9813581)

4:30 p.m.
Diffusive logistic equation with constant yield harvesting.
Junping Shi*, Department of Mathematics, College of William and Mary
(9813596)

5:00 p.m.
Uniqueness of positive solutions for a class of semilinear elliptic systems.
Hai Dang*, Mississippi State University
(9813566)

Saturday October 26, 2002, 3:00 p.m.5:50 p.m.
Special Session on Representation Theory of Semisimple Lie Groups, II
Room 121, Leroy Cowles Building
Organizers:
Dragan Milicic, University of Utah milicic@math.utah.edu
Peter Trapa, University of Utah ptrapa@math.utah.edu

3:00 p.m.
The associated cycle of a unipotent representation.
Dan Barbasch*, Cornell university
(9812278)

4:00 p.m.
Another look at the Littlewood restriction formula.
Jeb F. Willenbring*, Yale University
(9812207)

5:00 p.m.
A Reduction Program for Semisimple Groups.
Arthur Lim*, University of Minnesota
(9812221)

5:30 p.m.
A Localization Argument for Characters of Reductive Lie Groups: An Introduction and Examples.
Matvei Libine*, University of Massachusetts
(9812220)

Saturday October 26, 2002, 3:00 p.m.5:40 p.m.
Special Session on Recent Trends in Algebraic Geometry, II
Room 323, Leroy Cowles Building
Organizers:
Aaron J. Bertram, University of Utah bertram@math.utah.edu
Christopher Derek Hacon, University of California Riverside hacon@math.ucr.edu

3:00 p.m.
Local GromovWitten theory of curves in CalabiYau 3folds and Topological Quantum Field Theory.
Jim Bryan*, University of British Columbia
(9811440)

4:00 p.m.
Semisimple Frobenius manifolds and Witten's conjecture on spin curves and GelfandDickey hierarchies.
YP Lee*, University of Utah
(9811460)

5:00 p.m.
Quantum Chow rings of DeligneMumford stacks.
Tom Graber*, UC Berkeley
(9811482)

Saturday October 26, 2002, 3:00 p.m.5:20 p.m.
Special Session on Geometry and Topology, II
Room 215, Leroy Cowles Building
Organizers:
Mladen Bestvina, University of Utah bestvina@math.utah.edu
Michael Kapovich, University of Utah kapovich@math.utah.edu
Grigory Mikhalkin, University of Utah gmikhalk@math.utah.edu

3:00 p.m.
An invariant of tangle cobordisms.
Mikhail Khovanov*, University of California, Davis
(9815718)

4:00 p.m.
HigherOrder Alexander Modules with Applications to the Thurston Norm and Symplectic 4manifolds.
Shelly Harvey*, University of California, San Diego
(9815764)

4:30 p.m.
Cube complexes for groups and manifolds.
Jon McCammond*, UC Santa Barbara
Noel Brady, University of Oklahoma
(9812068)

5:00 p.m.
The \emph{loop shortening property} and almost convexity.
Murray J Elder*, Tufts University
(9812030)

Saturday October 26, 2002, 3:00 p.m.3:50 p.m.
Special Session on Time Series, Heavy Tails, and Applications, II
Room 308, John Widtsoe Building
Organizers:
Davar Khoshnevisan, University of Utah davar@math.utah.edu
Piotr Kokozska, Utah State University piotr@math.usu.edu

3:00 p.m.
The efficiency of the estimators of the parameters in GARCH processes.
Lajos Horvath*, The University of Utah
(9816212)

3:30 p.m.
Storage processes with a selfsimilar and infinitely divisible input.
Patrik Albin, Chalmers University of Technology
Gennady Samorodnitsky*, Cornell University
(9816011)

Saturday October 26, 2002, 3:00 p.m.3:55 p.m.
Session for Contributed Papers
Room 218, Leroy Cowles Building

3:00 p.m.
Multipliers of Sequence Spaces, III.
George U Brauer*, University of Minnesota
(9814010)

3:15 p.m.
Optimal Control of a Functional of a Diffusion Process.
Rod A Freed*, California State University at Dominguez Hills
(98160107)

3:30 p.m.
The Boundary of Weighted Analytic Centers for Linear Matrix Inequalities.
Shafiu Jibrin*, Northern Arizona University
James Swift, Northern Arizona University
(9819008)

3:45 p.m.
Quasiconformal Rigidity of Negatively Curved Three Manifolds.
Yong Hou*, University of Iowa
(9815198)
Inquiries: meet@ams.org