AMS Sectional Meeting Program by Special Session
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1998 Fall Eastern Section Meeting
State College, PA, October 2425, 1998
Meeting #937
Associate secretaries:
Lesley M Sibner, AMS
lsibner@duke.poly.edu
Special Session on Automorphic Forms and Arithmetic Geometry

Saturday October 24, 1998, 8:30 a.m.10:50 a.m.
Special Session on Automorphic Forms and Arithmetic Geometry, I
Room 358, Willard Building
Organizers:
Kevin L. James, The Pennsylvania State University klj@math.psu.edu
WenChing Winnie Li, The Pennsylvania State University wli@math.psu.edu

8:30 a.m.
Unipotent groups and curves of genus two.
David K Penniston*, Pennsylvania State University
(9371168)

9:00 a.m.
HilbertSiegel moduli spaces in positive characteristic.
Jeffrey D Achter*, UMass Amherst
(9371479)

9:30 a.m.
Newton Polygons as Lattic Points.
ChingLi Chai*, Univ. of Pennsylvania
(9371448)

10:00 a.m.
Hecke's convergence factor and modular forms of weight zero.
Marvin I Knopp*, Temple University
(9371166)

10:30 a.m.
Lattice Points in Ellipses and Dirichlet Series.
W. Duke*, Rutgers University
(9371193)

Saturday October 24, 1998, 2:30 p.m.5:50 p.m.
Special Session on Automorphic Forms and Arithmetic Geometry, II
Room 358, Willard Building
Organizers:
Kevin L. James, The Pennsylvania State University klj@math.psu.edu
WenChing Winnie Li, The Pennsylvania State University wli@math.psu.edu

2:30 p.m.
On a Positivity Property of the Riemann Xi Function.
Jeffrey C Lagarias*, A T & T Labs
(93711104)

3:00 p.m.
Universal Deformation Rings and Embedding Problems.
Ted C Chinburg*, Univ. of Pennsylvania
Frauke M Bleher, Univ. of Pennsylvania
(9371126)

3:30 p.m.
Galois representations with nonsurjective traces.
Chantal David*, Concordia University
Hershy Kisilevsky, Concordia University
Francesco Pappalardi, University of Roma III
(9371154)

4:00 p.m.
$p$adic properties of Artin representations.
Vinayak Vatsal*, University of Toronto
(9371174)

4:30 p.m.
A $q$analogue of Mahler Expansions.
Keith Conrad*, Ohio State Univeristy
(9371158)

5:00 p.m.
Exponential sums and cryptography.
Daniel B Lieman*, University of Missouri
(9371188)

5:30 p.m.
Bound for incomplete hyperKloosterman sum.
Wenzhi Luo*, Princeton University
(9371130)

Sunday October 25, 1998, 9:00 a.m.10:50 a.m.
Special Session on Automorphic Forms and Arithmetic Geometry, III
Room 358, Willard Building
Organizers:
Kevin L. James, The Pennsylvania State University klj@math.psu.edu
WenChing Winnie Li, The Pennsylvania State University wli@math.psu.edu

9:00 a.m.
Tame construction of supercuspidal representations.
JiuKang Yu*, Princeton Univ
(93722105)

9:30 a.m.
RankinSelberg Integrals in Two Complex Variables.
Daniel Bump, Stanford University
Solomon Friedberg*, Boston College
David Ginzburg, TelAviv University
(9371121)

10:00 a.m.
The Holomorphic Kernel of the RankinSelberg Convolution.
Dorian Goldfeld*, Columbia University
(9371175)

10:30 a.m.
Arithmeticity of Fuchsian groups of the first kind.
Dihua Jiang*, University of Minnesota
Ilya PiatetskiShapiro, Yale University
(93711108)

Sunday October 25, 1998, 2:30 p.m.4:50 p.m.
Special Session on Automorphic Forms and Arithmetic Geometry, IV
Room 358, Willard Building
Organizers:
Kevin L. James, The Pennsylvania State University klj@math.psu.edu
WenChing Winnie Li, The Pennsylvania State University wli@math.psu.edu

2:30 p.m.
Central derivative of Hecke Lseries .
Tonghai Yang*, SUNY at Stony Brook
(9371137)

3:00 p.m.
On Dirichlet series whose coefficients are class numbers of binary quadratic forms.
Boris A Datskovsky*, Temple University
(9371136)

3:30 p.m.
Tate's Conjecture for Elliptic Surfaces  Some Examples.
Michael I. Rosen*, Brown University
(9371155)

4:00 p.m.
Canonical heights on elliptic curves in characteristic $p$.
Matthew A Papanikolas*, Pennsylvania State University
(9371161)

4:30 p.m.
Convolution structures and arithmetic cohomology.
Alexander A. Borisov*, Penn State University
(9371133)
Inquiries: meet@ams.org