AMS Sectional Meeting Full Program
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Program 
Deadlines 
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1996 Fall Eastern Sectional Meeting
Lawrenceville, NJ, October 56, 1996
Meeting #914
Associate secretaries:
Lesley M Sibner, AMS
lsibner@duke.poly.edu
Saturday October 5, 1996

Saturday October 5, 1996, 8:00 a.m.10:50 a.m.
Special Session on Commutative Algebra, I
Room 321, Memorial Hall
Organizers:
Karen E. Smith, Massachusetts Institute of Technology kesmith@math.mit.edu
Irena Swanson, New Mexico State University iswanson@nmsu.edu

8:00 a.m.
Hilbert's Thirteenth Problem and Genus Zero Coverings
Shreeram S. Abhyankar*, Purdue University
(9141425)

8:30 a.m.
Puiseux Expansions In Nonzero Characteristic
Sanju Vaidya*,
(91413192)

9:00 a.m.
Noetherian rings between a local domain and its completion Noetherian rings between a local domain and its completion
William Heinzer, Purdue University
Christel Rotthaus, Michigan State Univ
Sylvia M. Wiegand*, Univ. of Nebraska
(91413234)

9:30 a.m.
On a Question of Matsumura
Susan Loepp*, Williams College
(91413126)

10:00 a.m.
On the Hilbert Function of an Orbit
Donna Glassbrenner*, Reed College
Stuart Reiter, Reed College
(91413268)

10:30 a.m.
Classification and divisor class groups of normal cubicsurfaces in $\bf P^3$.
Mike E. O'Sullivan*,
(91414232)

Saturday October 5, 1996, 8:00 a.m.10:50 a.m.
Special Session on Geometric Functional Analysis, I
Room 317, Memorial Hall
Organizers:
N. TomczakJaegermann, University of Alberta ntomczak@vega.math.ualberta.ca
Edward Odell, University of Texas, Austin odell@math.utexas.edu

8:00 a.m.
On Various Modes of Scalar Convergence in $L_0(X)$
Stephen J Dilworth*, Department of Mathematics, University of South Carolina
(91446109)

8:30 a.m.
Distances between Banach spaces
Nigel J. Kalton*, University of Missourii
Mikhailo I. Ostrovskii,
(9144670)

9:00 a.m.
Nonlinear Quotients
Sean M. Bates, Columbia University
William B. Johnson*, Texas A\&M University
Joram Lindenstrauss, The Hebrew University of Jerusalem
David Preiss, University College London
Gideon Schechtman, The Weizmann Institute of Science
(91446284)

9:30 a.m.
Invertible disjointness preserving operators.
Yuri Abramovich*,
Arkady Kitover,
(91446248)

10:00 a.m.
Stability problems and some solutions of some properties in Banach spaces.
Elias Saab*, University of Missouri
(9144618)

10:30 a.m.
Convolution Operators Associated to Vector Measures
Mangatiana A. Robedera,
Paulette Saab*,
(91446199)

Saturday October 5, 1996, 8:00 a.m.10:50 a.m.
Special Session on Infinite Groups and Group Rings, I
Room 220, Science Hall
Organizers:
Simon Thomas, Rutgers University, New Brunswick sthomas@lagrange.rutgers.edu
Samuel M. Vovsi, Rutgers University, New Brunswick vovsi@math.rutgers.edu

8:00 a.m.
Finitely generated groups that are isomorphic with their subgroups of finite index
Derek J. S. Robinson*, University of Illinois
(91420110)

8:30 a.m.
Permutable products of groups.
James C. Beidleman*, University of Kentucky
(9142060)

9:00 a.m.
A group problem of P. Erd{\" o}s and B.H. Neumann and some of its analogues.
LuiseCharlotte Kappe*, SUNY at Binghamton
(9142073)

9:30 a.m.
Locally (solublebyfinite) groups with all proper nonnilpotent subgroups of finite rank
Martyn R Dixon*,
Martin J Evans,
Howard Smith, University of Alabama
(9142043)

10:00 a.m.
On Finite and Locally Finite Subgroups of Free BurnsideGroups of Large Even Exponent
Sergei V Ivanov*, University of Illinois at UrbanaChampaign, Urbana, IL 61801
(91420148)

10:30 a.m.
On a class of parafree groups introduced by Gilbert Baumslag.
Benjamin Fine*, Fairfield Univesity
Gerhard Rosenberger, Universitat Dortmund, Germany
Michael Stille, Universitat Dortmund, Germany
(91420369)

Saturday October 5, 1996, 8:15 a.m.10:45 a.m.
Special Session on Geometric Topology, I
Room 201, Science Hall
Organizers:
Norman J. Levitt, Rutgers University, New Brunswick njlevitt@haven.ios.com
Georgia Triantafillou, Temple University georgia@euclid.math.temple.edu

8:15 a.m.
Embedding obstructions and $4$dimensional thickenings of $2$complexes.
Vyacheslav S. Krushkal*, Michigan State University
(9145740)

8:55 a.m.
Finite type 3manifold invariants and the Torelli group
Stavros Garoufalidis*, Harvard University
(91457338)

9:35 a.m.
Stability Theorems for Spaces of Holomorphic Maps
R. James Milgram*, Department of Mathematics, Stanford University
(91457155)

10:15 a.m.
Nonlinear similarity
Ian Hambleton,
Erik K. . Pedersen*, Binghamton University
(91457218)

Saturday October 5, 1996, 8:30 a.m.10:50 a.m.
Special Session on Homotopy Theory, I
Room 102, Science Hall
Organizers:
Martin Bendersky, Hunter College, City University of New York mbenders@shiva.hunter.cuny.edu
Donald M. Davis, Lehigh University dmd1@lehigh.edu

8:30 a.m.
New constructions with configuration spaces
Nicholas J. Kuhn*, University of Virginia
(9145579)

9:00 a.m.
Oddprimary BrownGitler spectra, $\Omega^2 S^3$, and $\pi^S_*$
David J. Hunter*, University of Virginia
(91455275)

9:30 a.m.
Mixing up the Adams and EilenbergMoore spectral sequences
Douglas C. Ravenel*, University of Rochester
(91457240)

10:00 a.m.
Finite localizations and the (really) classical Adams spectral sequence.
Paul L. Shick*, John Carroll University
(91455244)

10:30 a.m.
Twisted Tate Spectra
Robert R. Bruner*, Wayne State University
(91455291)

Saturday October 5, 1996, 8:30 a.m.10:50 a.m.
Special Session on Radon Transforms and Tomography, I
Room 304, Memorial Hall
Organizers:
Andrew G. Markoe, Rider University markoe@rider.edu
Eric Todd Quinto, Tufts University equinto@math.tufts.edu

8:30 a.m.
support theorems for the sphere transform
Yiying Zhou*, Tufts University
(9144495)

9:00 a.m.
Do solid tori have the Pompeiu property?
Carlos A. Berenstein*,
Dmitry Khavinson,
(91435277)

9:30 a.m.
Estimates for generalized Radon transforms with fold and cusp singularities
Allan T. Greenleaf*, University of Rochester
Andreas Seeger, University of Wisconsin
(91444139)

10:00 a.m.
titleInjectivity of Cosine and FunkRadon transforms on $k$planes.
Eric L. Grinberg*, Temple University
(9144491)

10:30 a.m.
Integral Geometry and the Kappa operator
Simon Gindikin*, Department of Mathematics, MIT
(91444344)

Saturday October 5, 1996, 8:30 a.m.10:50 a.m.
Special Session on Combinatorial and Computational Geometry, I
Room 221, Memorial Hall
Organizers:
William Steiger, Rutgers University, New Brunswick
Ileana Streinu, Smith College streinu@cs.smith.edu

8:30 a.m.
Approximating Shortest Paths on a Convex Polytope in Three Dimensions
Pankaj K. Agarwal*, Duke University
(91468202)

9:00 a.m.
DISCREPANCY THEORY AND COMPUTATIONAL GEOMETRY
Bernard Chazelle*, Princeton University
(91452332)

9:30 a.m.
Peter Piper placed a polygon on pickled points.
Matthew Dickerson*, Middlebury College
(91452315)

10:00 a.m.
On segment visibility graphs
Hazel J. Everett*,
Chinh T. Hoang,
Kyriakos Kilakos,
Marc Noy,
(91452211)

10:30 a.m.
Rounding 3d polyhedra
Steven J. Fortune*, Bell Laboratories
(91452297)

Saturday October 5, 1996, 8:30 a.m.10:50 a.m.
Special Session on Moduli Spaces of Vector Bundles Over Curves With or Without Additional Structure, I
Room 222, Science Hall
Organizers:
Hans Ulysses Boden, Max Planck Institute for Mathematics, Germany and McMaster University boden@icarus.mcmaster.ca
Emma Previato, Boston University ep@math.bu.edu

8:30 a.m.
Quantum Cohomology and the Verlinde Algebra
Sharad Agnihotri*, University of Texas at Austin
(91414132)

9:00 a.m.
On the Moduli Space of Polygonal Linkages on the 2Sphere.
Amy Jan Galitzer*, University of Maryland
(91451124)

9:30 a.m.
Torus actions and symplectic volumes of moduli spaces
Lisa Claire Jeffrey*, Mathematics Dept., McGill University
Jonathan Weitsman, Mathematics Dept., Univ. of California at Santa Cruz
(91458112)

10:00 a.m.
From polygons to vector bundles and back again
Jonathan A. Poritz*,
(91453231)

10:30 a.m.
A Perfect Morse Function on the Moduli Space of Flat Connections
Michael Thaddeus*,
(91414102)

Saturday October 5, 1996, 8:40 a.m.10:50 a.m.
Special Session on Algebraic Ktheory, I
Room 218, Memorial Hall
Organizers:
Charles A. Weibel, Rutgers University, New Brunswick weibel@lagrange.rutgers.edu

8:40 a.m.
Controlled Ktheory
Erik K. Pedersen*, Binghamton University
(91419216)

9:15 a.m.
On the Karoubi filtration of a category.
Manuel Cardenas*, University of Sevilla
Erik K. Pedersen, University of Binghamton
(91419214)

9:50 a.m.
Splitting Assembly Maps for Groups with Large actions at Infinity.
Boris Goldfarb*, Stanford University
(91419201)

10:25 a.m.
The homology of special linear groups over polynomial rings
Kevin P. Knudson*, Duke University
(9141954)

Saturday October 5, 1996, 9:00 a.m.10:50 a.m.
Special Session on Partial Differential Equations In Geometry, I
Room 302, Memorial Hall
Organizers:
Thomas Patrick Branson, University of Iowa branson@math.uiowa.edu
Robert C. McOwen, Northeastern University mcowen@neu.edu

9:00 a.m.
Asymptotics for the Singular Yamabe Problem
David L. Finn*, Merrimack College
(91435208)

9:30 a.m.
Prescribing Scalar curvature on $S^3$.
Wenziong Chen*, Southwest Missouri State University
Congming Li, University of Colorado
(91435366)

10:00 a.m.
Sharp Sobolev type inequalities on Riemannian manifolds with boundary
YanYan Li*, Rutgers University
Meijun Zhu, Rutgers University
(91435375)

10:30 a.m.
Applications of Variational Theory to the Scalar Curvature Equation
Abbas Bahri*, Rutgers University
(91435367)

Saturday October 5, 1996, 9:00 a.m.10:50 a.m.
Special Session on Operads, Hopf Algebras, and Categories, I
Room 303, Memorial Hall
Organizers:
Arthur M. Dupre, Rutgers University, New Brunswick dupre@math.rutgers.edu
James D. Stasheff, University of North Carolina, Chapel Hill jds@math.unc.edu

9:00 a.m.
An AdamsNovikov type spectral sequence based on Real cobordism
Igor Kriz*, University of Michigan
(91418306)

9:30 a.m.
Bousfield localization for $E_{\infty}$ rings
Gerald J. Dunn*,
(9145532)

10:00 a.m.
The Centrality of the KRH Link Invariants
Louis H. Kauffman,
David Radford,
Stephen F. Sawin*, M. I. T./Fairfield U.
(9141646)

10:30 a.m.
Pasting schemes and their topological tensor product
Michael S.J. Johnson*,
(91418207)

Saturday October 5, 1996, 9:00 a.m.10:50 a.m.
Special Session on Invariants of Smooth 4manifolds, I
Room 217, Memorial Hall
Organizers:
John W. Morgan, Columbia University
Frank S. Quinn, Virginia Polytechnic Institute and State University quinn@math.vt.edu

9:00 a.m.
Gauge theory and invariants of homology 4cobordism
Nikolai N. Saveliev*,
(9145721)

9:30 a.m.
Links of singularities in moduli spaces of nonabelian monopoles
Paul M. N. Feehan*, Harvard University
(9145858)

10:00 a.m.
${\underline {SW}}$=Milnor torsion
Guowu Meng*, Hong Kong University of Science and Technology
Clifford H. Taubes, Harvard University
(91451391)

10:30 a.m.
The Link of Reducibles in The Moduli Space of $SO(3)$ Monopoles
Thomas G Leness*, Michigan State University
(9145778)

Saturday October 5, 1996, 9:00 a.m.10:50 a.m.
Special Session on Automorphic Forms, I
Room 219, Memorial Hall
Organizers:
Henri Rene Darmon, McGill University darmon@math.princeton.edu
Fernando Rodriguez Villegas, Princeton University villegas@math.princeton.edu

9:00 a.m.
A converse theorem for Jacobi forms
Yves Martin*,
(91411349)

9:30 a.m.
Values and derivatives of Lseries over function fields
Douglas Ulmer*,
(91411300)

10:00 a.m.
A $p$adic operator on 1/2integral weight modular forms.
Adriana Sofer*, Princeton University
(91411328)

10:30 a.m.
Arithmetic Variation of Modular Forms
Daqing Wan*, Pennsylvannia State University
(91411197)

Saturday October 5, 1996, 9:00 a.m.10:40 a.m.
Contributed Papers,I
Room 318, Memorial Hall

9:00 a.m.
Two theorems of ArkinArneyErdos.
Joseph Arkin*, West Point
David C. Arney, West Point
Paul Erdos, Hungarian Academy of Sciences, Hungary
(91411317)

9:15 a.m.
Isomorphism Classes of Nonsingular Affine $k^*$surfaces
Sandra M Caravella*, Centenary College
(91414146)

9:30 a.m.
SullivanHaefliger model for mapping spaces for flagmanifolds.
Samuel B. Smith*, Saint Joseph's University
(9145506)

9:45 a.m.
Higher Order Convergence and the Newton Method
Carl M. Koreen*, Monmouth University
(91499377)

10:00 a.m.
From Pascal triangles to combinatorics.
Larry Ericksen*,
(9140541)

10:15 a.m.
Localy (solublebyfinite) groups with all proper insoluble subgroups of finite rank.
Howard Smith, Bucknell University
Martyn R. Dixon, University of Alabama
Martin J. Evans*, University of Alabama, Tuscaloosa
(91420376)

Saturday October 5, 1996, 9:30 a.m.10:50 a.m.
Special Session on Elliptic Surfaces,I
Room 306, Memorial Hall
Organizers:
William L. Hoyt, Rutgers University, New Brunswick hoyt@lagrange.rutgers.edu
Charles Freund Schwartz, Rider University schwartz@enigma.rider.edu

9:30 a.m.
A Classification of sections of certain elliptic surfaces
Charles F. Schwartz*, Rider University
(91414182)

10:00 a.m.
Twisted Legendre equations with MordellWeil rank $\leq 3$.
William L. Hoyt*, Rutgers University
Charles F. Schwartz, Rider University
(91414162)

10:30 a.m.
Comparing Canonical Heights and Weil Heights on Elliptic Surfaces
Gregory S. Call*, Amherst College
(91411295)

Saturday October 5, 1996, 10:00 a.m.10:50 a.m.
Special Session on Mirror Symmetry and Toric Varieties, I
Room 301, Memorial Hall
Organizers:
Ciprian S. Borcea, Rider University borcea@enigma@rider.edu
Sylvain E. Cappell, Courant Institute of Mathematical Sciences, New York University

10:00 a.m.
Degenerations of flag and Schubert varieties to toric varieties
Nicolae Gonciulea*,
Venkatramani Lakshmibai,
(91414123)

10:30 a.m.
Recent developments on elliptic CalabiYau manifolds
Antonella Grassi*, University of Pennsylvania
(91414298)

Saturday October 5, 1996, 11:00 a.m.11:10 a.m.
Opening Address
Welcoming remarks.
Theatre, Student Center
Presenters:
Phyllis M. Frakt, Vice President for Academic Affairs and Provost, Rider University

Saturday October 5, 1996, 11:10 a.m.12:00 p.m.
Invited Address
Geometric and linear structures in infinitedimensional Banach spaces.
Theatre, Student Center
Nicole TomczakJaegermann*, University of Alberta
(91446364)

Saturday October 5, 1996, 1:30 p.m.2:40 p.m.
Invited Address
Vanishing theorems in algebraic geometry: What they are and why we need them.
Theatre, Student Center
Karen E. Smith*, Massachusetts Institute of Technology
(9140001)

Saturday October 5, 1996, 2:30 p.m.4:50 p.m.
Special Session on Homotopy Theory, II
Room 102, Science Hall
Organizers:
Martin Bendersky, Hunter College, City University of New York mbenders@shiva.hunter.cuny.edu
Donald M. Davis, Lehigh University dmd1@lehigh.edu

2:30 p.m.
Ideals in the stable homotopy category: phantoms, ghosts and skeleta
J. Daniel Christensen*, Department of Mathematics, Massachusetts Institute of Technology
(9145599)

3:00 p.m.
Stable homotopy over the Steenrod algebra
John H. Palmieri*, Massachusetts Institute of Technology
(91455319)

3:30 p.m.
Stable homotopical algebra
Mark Hovey*, MIT
(91455181)

4:00 p.m.
Cobordism invariants associated to algebraic plane curves
Michael J. Hopkins*,
(91455258)

4:30 p.m.
Homotopy theory of sheaves
Andrey Y. Lazarev*, U. of Pennsylvania
(91455260)

Saturday October 5, 1996, 2:30 p.m.4:50 p.m.
Special Session on Mirror Symmetry and Toric Varieties, II
Room 301, Memorial Hall
Organizers:
Ciprian S. Borcea, Rider University borcea@enigma@rider.edu
Sylvain E. Cappell, Courant Institute of Mathematical Sciences, New York University

2:30 p.m.
Mirror Duality and stringtheoretic Hodge numbers
Victor V. Batyrev, University of Essen
Lev A. Borisov*, University of Michigan, Ann Arbor
(9141423)

3:00 p.m.
Mirror Symmetry and the HorrocksMumford bundle
Ciprian S. Borcea*, Rider University, Lawrenceville, NJ 08648
(91414245)

3:30 p.m.
Intersection Homology of Toric Varieties and a Conjecture of Kalai
Tom C. Braden*,
Robert D. MacPherson,
(91414221)

4:00 p.m.
Applications of Deformation theory of CalabiYau Threefolds
Mark Gross*,
(91414331)

4:30 p.m.
Crepant resolutions of orbifolds.
Anatoly Libgober*, Univ of Il at Chicago.
(91414166)

Saturday October 5, 1996, 2:30 p.m.5:20 p.m.
Special Session on Partial Differential Equations In Geometry, II
Room 302, Memorial Hall
Organizers:
Thomas Patrick Branson, University of Iowa branson@math.uiowa.edu
Robert C. McOwen, Northeastern University mcowen@neu.edu

2:30 p.m.
Some Bochnertype theorems in 4 dimensional conformal geometry
Matthew J. Gursky*,
(91435322)

3:00 p.m.
Sharp fractional integral inequalities, and the spectrum of intertwining operators.
Carlo Morpurgo*, University of Texas at Austin and Dipartimento di Matematica  Universita di Milano, Via Saldini, 50 Milan, Italy
(91458274)

3:30 p.m.
Geometric Inequalities in Kinetic Theory and Hydrodynamics
Eric A. Carlen*, School of Mathematics, Georgia Institute of Technology
(91460361)

4:00 p.m.
Sobolev inequalities, vortex dynamics and Lie groups
William Beckner*, University of Texas at Austin
(9145845)

4:30 p.m.
Analogs of P.D.E.'s on fractals.
Robert S. Strichartz*, Cornell University
(91435370)

5:00 p.m.
Wave propagation on symmetric spaces
Gestur Olafsson*, Louisiana State University
(91435381)

Saturday October 5, 1996, 2:30 p.m.4:20 p.m.
Special Session on Operads, Hopf Algebras, and Categories, II
Room 303, Memorial Hall
Organizers:
Arthur M. Dupre, Rutgers University, New Brunswick dupre@math.rutgers.edu
James D. Stasheff, University of North Carolina, Chapel Hill jds@math.unc.edu

2:30 p.m.
Twisting the quantum group $A(R)$ for a symmetric $R$
Horia C. Pop*, University of Iowa
(91417362)

3:00 p.m.
Combinatorial aspects of quantum convolution.
Earl J. Taft*, Rutgers University
(9141648)

3:30 p.m.
On the distinct Lie bialgebra structures of the Witt and Virasoro algebras
SiuHung Ng*, Rutgers University
(91417392)

4:00 p.m.
Existence of triangular Lie bialgebra structures.
Walter J. Michaelis*, University of New Orleans
(91417357)

Saturday October 5, 1996, 2:30 p.m.4:20 p.m.
Special Session on Elliptic Surfaces, II
Room 306, Memorial Hall
Organizers:
William L. Hoyt, Rutgers University, New Brunswick hoyt@lagrange.rutgers.edu
Charles Freund Schwartz, Rider University schwartz@enigma.rider.edu

2:30 p.m.
Divisibility of the Specialization Map for Twists of Abelian Varieties
Joseph H Silverman*, Brown University
(91411122)

3:00 p.m.
MordellWeil Groups in Procyclic Extensions
Lisa A Fastenberg*, Yale University
(91411111)

3:30 p.m.
Elliptic $K3$ surfaces with high MordellWeil rank.
Masato Kuwata*, Universit\'e de Caen
(91411289)

4:00 p.m.
The Cohomology Ring of the Fermat Quartic Surface
Marvin Tretkoff*, Stevens Institute
(91414247)

Saturday October 5, 1996, 2:30 p.m.5:20 p.m.
Special Session on Radon Transforms and Tomography, II
Room 304, Memorial Hall
Organizers:
Andrew G. Markoe, Rider University markoe@rider.edu
Eric Todd Quinto, Tufts University equinto@math.tufts.edu

2:30 p.m.
Density jumps and highresolution algorithms for $\Lambda$tomography
Adel Faridani*, Oregon State University
(91445217)

3:00 p.m.
Application of the Xray Transform to 3D Conformal Radiotherapy
Robert Y Levine*, MIT Lincoln Laboratory
Eugene A. Gregerson, MIT Lincoln Laboratory
(91492213)

3:30 p.m.
A Bayesian Approach to Reconstruction Using ImageModeling Gibbs Priors
Gabor T. Herman*, University of Pennsylvania
(91445115)

4:00 p.m.
Pseudodifferential operators with nonsmooth symbols and local tomography
Alexander J. Katsevich*, Los Alamos National Laboratory and University of Central Florida
(9144486)

4:30 p.m.
Pointwise inversion of the Radon transform
W. R. Madych*, University of Connecticut
(91444131)

5:00 p.m.
Limited angle exterior tomography and integral geometry
Eric Todd Quinto*, Tufts University
(91444250)

Saturday October 5, 1996, 2:30 p.m.4:45 p.m.
Special Session on Algebraic Ktheory, II
Room 218, Memorial Hall
Organizers:
Charles A. Weibel, Rutgers University, New Brunswick weibel@lagrange.rutgers.edu

2:30 p.m.
Cyclic polytopes and the $K$theory of truncated polynomial algebras
Lars Hesselholt*, Massachusetts Institute of Technology
Ib Madsen, Aarhus Universitet, Aarhus, Denmark
(91419184)

3:10 p.m.
Topological Hochschild Homology of Number Rings
Ayelet Lindenstrauss*, University of Pennsylvania
Ib Madsen, Aarhus University
(9141983)

3:45 p.m.
A candidate for a descent spectral sequence
Stavros Tsalidis*, Brown University
(91419282)

4:20 p.m.
On the pushforward of the metrized Poincare Bundle
Eitan Bachmat*, Brown University
(91419294)

Saturday October 5, 1996, 2:30 p.m.5:50 p.m.
Special Session on Automorphic Forms, II
Room 219, Memorial Hall
Organizers:
Henri Rene Darmon, McGill University darmon@math.princeton.edu
Fernando Rodriguez Villegas, Princeton University villegas@math.princeton.edu

2:30 p.m.
Realization of some Galois representations of low degree in MordellWeil groups
David E. Rohrlich*, Boston University
(91411325)

3:00 p.m.
Images of Galois Representations for Abelian Varieties
Michael J. Larsen*, University of Pennsylvania
Richard Pink,
(91411302)

3:30 p.m.
The reduction of some Shimura varieties
Georgios Pappas*,
(91411318)

3:50 p.m.
Break

4:30 p.m.
Explicit Elliptic Units
Farshid Hajir, California Institute of Technology
Fernando Rodriguez Villegas*, Princeton University
(91411230)

5:00 p.m.
Representations of $SL(2)\times G$
Kamal KhuriMakdisi*, Harvard University
(91411227)

5:30 p.m.
The ABC & D conjectures
Ram Murty*, Queen's University and McGill University
(91411190)

Saturday October 5, 1996, 2:30 p.m.5:50 p.m.
Special Session on Combinatorial and Computational Geometry, II
Room 221, Memorial Hall
Organizers:
William Steiger, Rutgers University, New Brunswick
Ileana Streinu, Smith College streinu@cs.smith.edu

2:30 p.m.
On the Lattice diameter of a convex body
Imre B\'ar\'any*, Mathematical Institute of the Hungarian Academy of Sciences
Zolt\'an F\"uredi, Dept. Mathematics, University of Illinois
(91452273)

3:00 p.m.
On the Independence Number of Minimum Distance Graphs
Gy\"orgy Csizmadia*, New York University, Courant Institute
(9145293)

3:30 p.m.
Random Weyl trees
Luc Devroye*, McGill University
(9146880)

4:00 p.m.
Finite and Infinite Families of Circles and Spheres
Herbert Edelsbrunner*,
(91452333)

4:30 p.m.
Lifting hyperplanes and the acuteness graph of a set of lines.
Boris Aronov, Polytechnic University
Jacob E. Goodman*, City College, CUNY
Richard Pollack, Courant Institute of Mathematical Sciences
(91452189)

5:00 p.m.
Random Triangulations
Luc Devroye, McGill University
Philippe Flajolet, INRIA  Rocquencourt
Ferran Hurtado, Universitat Politecnica de Catalunya
Marc Noy*, Universitat Politecnica de Catalunya
William Steiger, Rutgers University
(91452176)

5:30 p.m.
QuasiPlanar Graphs Have a Linear Number of Edges
Pankaj K. Agarwal, Duke University
Boris Aronov*, Polytechnic University
J\'anos Pach, Courant Institute of Mathematical Sciences
Richard Pollack, Courant Institute of Mathematical Sciences,
Micha Sharir, Tel Aviv University, Tel Aviv
(91452380)

Saturday October 5, 1996, 2:30 p.m.5:50 p.m.
Special Session on Moduli Spaces of Vector Bundles Over Curves With or Without Additional Structure, II
Room 222, Science Hall
Organizers:
Hans Ulysses Boden, Max Planck Institute for Mathematics, Germany and McMaster University boden@icarus.mcmaster.ca
Emma Previato, Boston University ep@math.bu.edu

2:30 p.m.
Geometric moduli problem
Alexander A. Voronov*, M.I.T.
(9141474)

3:00 p.m.
Lines and loci in the moduli space of $SL(2)$bundles on a curve
William M. Oxbury, University of Durham
Christian Pauly, Universidad Autonoma de Madrid
Emma Previato*, Boston University
(91414154)

3:30 p.m.
Strange Duality over an Elliptic Curve
Loring W. Tu*,
Ron Donagi,
(91414249)

4:00 p.m.
Abelian ChernSimons Theory (after Mihaela Manoliu)
Daniel S. Freed*, University of Texas at Austin
(91458307)

4:30 p.m.
Arrangements of lines in the projective plane and new nonquasiprojective fundamental groups
John J. Millson*, University of Maryland
(91414210)

5:00 p.m.
Moduli spaces of SL(2)characters over surfaces of low Euler characteristic
William M. Goldman*,
(91453105)

5:30 p.m.
Open Problems/Discussion

Saturday October 5, 1996, 2:30 p.m.5:50 p.m.
Special Session on Commutative Algebra, II
Room 321, Memorial Hall
Organizers:
Karen E. Smith, Massachusetts Institute of Technology kesmith@math.mit.edu
Irena Swanson, New Mexico State University iswanson@nmsu.edu

2:30 p.m.
Iterated quadratic transforms and valuation
Karen E. Smith, MIT
Roger Wiegand*, University of Nebraska, Lincoln
Sylvia Wiegand, University of Nebraska, Lincoln
(91414269)

3:00 p.m.
HilbertKunz functions of graded rings
Keith Pardue*, Queen's University
Ragnar Buchweitz, University of Toronto
Qun Chen, University of Toronto
(91413183)

3:30 p.m.
Lifting Modules and some consequences
David A Jorgensen*, University of Texas
(91413222)

4:00 p.m.
Minimally elliptic singularities and tight closure
Janet Cowden*, UCLA/Purdue University
(91413251)

4:30 p.m.
Coefficient modules over a $d$dimensional quasiunmixed normal local domain
JungChen Liu*, Purdue University
(91413165)

5:00 p.m.
Remarks on the Embedded Primary Components of Ideals in aNoetherian ring
Kishor M. Shah*, Southwest Missouri State University
(91413236)

5:30 p.m.
Tschirnhausen approximate roots in arbitary dimension and characteristic.
M. Spivakovsky*, University of Toronto
(91413353)

Saturday October 5, 1996, 2:30 p.m.5:50 p.m.
Special Session on Geometric Functional Analysis, II
Room 317, Memorial Hall
Organizers:
N. TomczakJaegermann, University of Alberta ntomczak@vega.math.ualberta.ca
Edward Odell, University of Texas, Austin odell@math.utexas.edu

2:30 p.m.
On Asymptotic Properties of Banach spaces under Renormings
Thomas Schlumprecht*, Texas A\&M University
Edward Odell, University of Texas at Austin
(91446309)

3:00 p.m.
On certain renormings of Tsirelson's space
Edward Odell*, University of Texas at Austin
Nicole Tomczak Jaegermann, University of Alberta
(91446206)

3:30 p.m.
Modified mixed Tsirelson spaces
Spiros A. Argyros,
Irene Deliyanni*,
Denka Kutzarova,
Antonis Manoussakis,
(91446270)

4:00 p.m.
The Krivine Theorem in Asymptotic Setting
Petr Habala*, University of Alberta
Nicole TomczakJaegermann, University of Alberta
(91446311)

4:30 p.m.
On the geometry of sequences in certain Banach spaces
Vladimir Gurariy*, Kent State University
(91446191)

5:00 p.m.
$1$complemented subspaces of $\ell_p(\ell_q)$
Beata Randrianantoanina*, University of Texas, Austin
(91446129)

5:30 p.m.
Maximal Norm of $C(S)$"
PeiKee Lin*,
(9144631)

Saturday October 5, 1996, 2:30 p.m.5:20 p.m.
Special Session on Infinite Groups and Group Rings, II
Room 220, Science Hall
Organizers:
Simon Thomas, Rutgers University, New Brunswick sthomas@lagrange.rutgers.edu
Samuel M. Vovsi, Rutgers University, New Brunswick vovsi@math.rutgers.edu

2:30 p.m.
On groups with periodic primitive elements
Efim I Zelmanov*, Yale University
(91420259)

3:00 p.m.
A solution of the dimension subgroup problem
Narain D Gupta*, University of Manitoba
(91420261)

3:30 p.m.
A small cancellation characterization of hyperbolic groups.
Robert H. Gilman*,
(91420200)

4:00 p.m.
Dehn functions of groups
Mark V. Sapir*, University of Nebraska, Lincoln
(91420262)

4:30 p.m.
The Howson property for exponential groups
Ilya Kapovich*, Rutgers University, New Brunswick
(9142062)

5:00 p.m.
Some recent results in computational group theory
Charles Sims*, Rutgers University, New Brunswick, NJ 08903
(91420265)

Saturday October 5, 1996, 2:45 p.m.5:15 p.m.
Special Session on Geometric Topology, II
Room 201, Science Hall
Organizers:
Norman J. Levitt, Rutgers University, New Brunswick njlevitt@haven.ios.com
Georgia Triantafillou, Temple University georgia@euclid.math.temple.edu

2:45 p.m.
Topics on four manifolds
Dennis Sullivan*, City University New York
(91457340)

3:25 p.m.
Invariants of branched covering.
Ronnie Lee*, Yale University
(91457363)

4:05 p.m.
On the character variety of threedimensional manifolds
Stamatis Dostoglou*,
(91457149)

4:45 p.m.
The Flux Homomorphism
Dusa McDuff*, SUNY Stony Brook
(91457293)

Saturday October 5, 1996, 3:00 p.m.4:50 p.m.
Special Session on Invariants of Smooth 4manifolds, II
Room 217, Memorial Hall
Organizers:
John W. Morgan, Columbia University
Frank S. Quinn, Virginia Polytechnic Institute and State University quinn@math.vt.edu

3:00 p.m.
Numerical SeibergWitten Invariants
John D. Randall*, Dept of Math \& CS, Rutgers University, Newark NJ 07102
(91457225)

3:30 p.m.
Stein manifolds and contact structures
Paolo Lisca, Universita' di Pisa, Italy
Gordana Matic*, University of Georgia
(91457137)

3:30 p.m.
Irreducible $4$manifolds need not be symplectic.
Zoltan Szabo*,
(91457396)

4:30 p.m.
(3+1)dimensional topological field theories from 2categories
Frank S. Quinn*,
(91457134)

Saturday October 5, 1996, 8:30 p.m.10:00 p.m.
Concert
A program of song featuring Schubert's Sheperd on the Rock.
Rider's Westminster Choir College, Princeton
Sunday October 6, 1996

Sunday October 6, 1996, 8:00 a.m.10:50 a.m.
Special Session on Commutative Algebra, III
Room 321, Memorial Hall
Organizers:
Karen E. Smith, Massachusetts Institute of Technology kesmith@math.mit.edu
Irena Swanson, New Mexico State University iswanson@nmsu.edu

8:00 a.m.
Homological Degrees of Modules
Wolmer V Vasconcelos*, Rutgers University
(9141376)

8:30 a.m.
On the integral closure of ideals
Alberto Corso*, Purdue University
Wolmer V. Vasconcelos, Rutgers University
(91413125)

9:00 a.m.
Equality of ordinary and symbolic powers of an ideal
Susan E. Morey*, University of Texas at Austin
(91413147)

9:30 a.m.
Linkage and Northcott Ideals
Claudia Polini*, Michigan State University
Bernd Ulrich, Michigan State University
(91413119)

10:00 a.m.
CohenMacaulayness and defining equations of blowup algebras
Bernd Ulrich*, Michigan State University
(91413120)

10:30 a.m.
Linkage and Sums of Ideals
Mark R. Johnson*,
(91413101)

Sunday October 6, 1996, 8:00 a.m.10:50 a.m.
Special Session on Geometric Functional Analysis, III
Room 317, Memorial Hall
Organizers:
N. TomczakJaegermann, University of Alberta ntomczak@vega.math.ualberta.ca
Edward Odell, University of Texas, Austin odell@math.utexas.edu

8:00 a.m.
Angelic spaces and the boundary problem
Gilles B. Godefroy*, University of Paris VI
(91446188)

8:30 a.m.
Almost orthogonal submatrices of an orthogonal matrix
Mark Rudelson*, MSRI
(9144629)

9:00 a.m.
On the diameter of proportional sections of a symmetric convex body
Apostolos A. Giannopoulos*,
Vitali D. Milman,
(91446175)

9:30 a.m.
Inverse formula for the Blaschke representation
Alexander Koldobsky*, University of Texas at San Antonio
(9144617)

10:00 a.m.
The Santaloregion of a convex body
Elisabeth M. Werner*,
Mathieu Meyer,
(9144667)

10:30 a.m.
Remarks on MoserAubinOnofri inequalities on $S^2$
Nassif A. Ghoussoub*, University of British Columbia
(91446356)

Sunday October 6, 1996, 8:15 a.m.10:45 a.m.
Special Session on Geometric Topology, III
Room 201, Science Hall
Organizers:
Norman J. Levitt, Rutgers University, New Brunswick njlevitt@haven.ios.com
Georgia Triantafillou, Temple University georgia@euclid.math.temple.edu

8:15 a.m.
An End Theorem for Stratified Spaces
Frank Connolly,
Bogdan Vajiac*,
(91457320)

8:55 a.m.
Homology manifold transversality.
Heather M. Johnston*, Rutgers University
(91457389)

9:35 a.m.
Nonlinear similarity.
Mark Steinberger*, Albany
(91457330)

10:15 a.m.
K theory for group C* algebras.
PaulFrank Baum*, Pennsylvania State University
(91457386)

Sunday October 6, 1996, 8:30 a.m.10:50 a.m.
Special Session on Homotopy Theory, III
Room 102, Science Hall
Organizers:
Martin Bendersky, Hunter College, City University of New York mbenders@shiva.hunter.cuny.edu
Donald M. Davis, Lehigh University dmd1@lehigh.edu

8:30 a.m.
Unstable Splittings of $H$spaces and $P(n)$cohomology.
J. Michael Boardman*, Johns Hopkins University
W. Stephen Wilson, Johns Hopkins University
(9145520)

9:00 a.m.
The BrownPeterson cohomology of EilenbergMacLane spaces
W. Stephen Wilson*, Johns Hopkins University
Douglas C. Ravenel, University of Rochester
Nobuaki Yagita, Ibaraki University
(91455113)

9:30 a.m.
Self maps and unstable homotopy theory
Lisa . Langsetmo*, University of Ottawa
(91455246)

10:00 a.m.
Problems and examples related to the preserving of simple connectivity by localization functors $L_f$
Jinyen Tai*, Rutgers Univ. and Dartmouth College
(91455144)

10:30 a.m.
"The Ktheory unstable Adams Spectral Sequence"
Robert D. Thompson*,
Martin Bendersky,
(91455305)

Sunday October 6, 1996, 8:30 a.m.10:50 a.m.
Special Session on Operads, Hopf Algebras, and Categories, III
Room 303, Memorial Hall
Organizers:
Arthur M. Dupre, Rutgers University, New Brunswick dupre@math.rutgers.edu
James D. Stasheff, University of North Carolina, Chapel Hill jds@math.unc.edu

8:30 a.m.
Using higher brackets in algebraic identities up to homotopy
F\"{u}sun Akman*, Utah State University, Department of Math. and Stat.
(91417312)

9:00 a.m.
Koszul modules over an operad
Victor Ginzburg, University of Chicago
Alexander A. Voronov*, Massachusetts Institute of Technology
(9140884)

9:30 a.m.
Operadic formulation of vertex operator superalgebras
Katrina D. Barron*,
(91417174)

10:00 a.m.
Vertex categories and vertex tensor categories
YiZhi Huang*, Rutgers University
(9141769)

10:30 a.m.
Open Discussion

Sunday October 6, 1996, 8:30 a.m.10:50 a.m.
Special Session on Combinatorial and Computational Geometry, III
Room 221, Memorial Hall
Organizers:
William Steiger, Rutgers University, New Brunswick
Ileana Streinu, Smith College streinu@cs.smith.edu

8:30 a.m.
A positive fraction Erd\H{o}sSzekeres theorem
Pavel Valtr*,
(91452335)

9:00 a.m.
Euclidean Ramsey Theory
G\'eza T\'oth*, Courant Institute, New York University
(9145281)

9:30 a.m.
A Family of Optimal Packings in Grassmannian Manifolds.
Peter W. Shor*, AT&T Research
N. J. A. Sloane, AT&T Research
(91451198)

10:00 a.m.
Computing roadmaps of semialgebraic sets on a variety.
Saugata Basu*,
Richard Pollack, Courant Institute, NYU
MarieFrancooise Roy,
(9141407)

10:30 a.m.
Some metric generalizations of Ramsey's theorem
Pach*, City College, CUNY, and Courant Institute, NYU.
(9145292)

Sunday October 6, 1996, 8:30 a.m.10:50 a.m.
Special Session on Moduli Spaces of Vector Bundles Over Curves With or Without Additional Structure, III
Room 222, Science Hall
Organizers:
Hans Ulysses Boden, Max Planck Institute for Mathematics, Germany and McMaster University boden@icarus.mcmaster.ca
Emma Previato, Boston University ep@math.bu.edu

8:30 a.m.
Compactification of the Universal Picard Scheme for Stable Curves.
Tyler J. Jarvis*, Mississippi State University
(9141415)

9:00 a.m.
GEOGRAPHY OF BRILLNOETHER LOCI FOR SMALL SLOPES
Iwona Grzegorczyk*, University of Massachuseetts
(9141461)

9:30 a.m.
mtgThe Moduli of Flat $SU(p,q)$ connections over Riemann Surfaces
Eugene Z. Xia*, University of Maryland at College Park
(91414100)

10:00 a.m.
Equivariant stable bundles over flat projective bundles are vortices
Steven Bradlow*,
Jim Glazebrook,
Franz Kamber,
(91453118)

10:30 a.m.
Symplectic Structures on Symmetric Spaces and Integrability.
Anthony M Bloch*, University of Michigan
(91470252)

Sunday October 6, 1996, 8:30 a.m.10:50 a.m.
Special Session on Infinite Groups and Group Rings, III
Room 220, Science Hall
Organizers:
Simon Thomas, Rutgers University, New Brunswick sthomas@lagrange.rutgers.edu
Samuel M. Vovsi, Rutgers University, New Brunswick vovsi@math.rutgers.edu

8:30 a.m.
Applications of infinite combinatorics to algebra
Saharon Shelah*, The Hebrew University, Jerusalem, Israel
(91420264)

9:00 a.m.
Tame groups
Gregory Cherlin*, Rutgers University, New Brunswick, NJ 08903
(91420140)

9:30 a.m.
Primitive Finitary Linear Groups
Richard E. Phillips*, Michigan State University
(91420223)

10:00 a.m.
Maximal subgroups of simple locally finite groups
Neil Flowers*, Michigan State University, East Lansing, MI 48824
(91420203)

10:30 a.m.
Infinite products of finite simple groups
Jan Saxl, Cambridge University, England
Saharon Shelah, The Hebrew University, Jerusalem, Israel
Simon Thomas*, Rutgers University, New Brunswick, NJ 08903
(9142065)

Sunday October 6, 1996, 8:40 a.m.10:50 a.m.
Special Session on Algebraic Ktheory, III
Room 218, Memorial Hall
Organizers:
Charles A. Weibel, Rutgers University, New Brunswick weibel@lagrange.rutgers.edu

8:40 a.m.
Elementwise Characterization of Subintegrality
Leslie G. Roberts*,
(91413287)

9:15 a.m.
The Artinean Berger Conjecture
Corti\~nas Guillermo, Universidad de La Plata
Susan C. Geller*, Texas A\&M University
Charles A. Weibel, Rutgers University
(9141928)

9:50 a.m.
Adams operations on a weight filtration of $K$theory
Mark E Walker*, University of Nebraska
(91419194)

10:25 a.m.
On the Ktheory of schemes with endomorphisms
Dongyuan Yao*, Washington University
(91419346)

Sunday October 6, 1996, 9:00 a.m.10:50 a.m.
Special Session on Mirror Symmetry and Toric Varieties, III
Room 301, Memorial Hall
Organizers:
Ciprian S. Borcea, Rider University borcea@enigma@rider.edu
Sylvain E. Cappell, Courant Institute of Mathematical Sciences, New York University

9:00 a.m.
Some Pencils of K3 surfaces.
Helena A. Verrill*,
(9141409)

9:30 a.m.
KOTheory of Toric Manifolds
Anthony Bahri*, Rider University
Martin Bendersky, CUNY, Hunter College
(91455153)

10:00 a.m.
Arithmetic of certain CalabiYau type varieties over numberfields
Noriko Yui*, Department of Mathematics, Queen's University, Kingston, Ontario
(9141494)

10:30 a.m.
Mirror symmetry is TDuality
Andrew Strominger, Harvard University
ShingTung Yau, Harvard University
Eric Zaslow*, Harvard University
(91414394)

Sunday October 6, 1996, 9:00 a.m.10:50 a.m.
Special Session on Partial Differential Equations In Geometry, III
Room 302, Memorial Hall
Organizers:
Thomas Patrick Branson, University of Iowa branson@math.uiowa.edu
Robert C. McOwen, Northeastern University mcowen@neu.edu

9:00 a.m.
Laplace Transformations for Cartan Submanifolds and Applications to p.d.e.'s
Niky Kamran, McGill University
Keti Tenenblat*, University of Brasilia
(91435224)

9:30 a.m.
Geometric and spectral properties of noncompact selfsimilar sets
Alexander Teplyaev*, Cornell University
(91435299)

10:00 a.m.
The SegalBargmann transform for compact Lie groups
Brian C. Hall*, McMaster University
(91422161)

10:30 a.m.
Stability of Weakly Almost Conformal Mappings
Zhengfang Zhou*, Michigan State University
(91449242)

Sunday October 6, 1996, 9:00 a.m.10:50 a.m.
Special Session on Elliptic Surfaces, III
Room 306, Memorial Hall
Organizers:
William L. Hoyt, Rutgers University, New Brunswick hoyt@lagrange.rutgers.edu
Charles Freund Schwartz, Rider University schwartz@enigma.rider.edu

9:00 a.m.
Torsion Sections of Elliptic Surfaces
Peter F. Stiller*, Texas A&M University
(91414281)

9:30 a.m.
(Title to be announced)
Paul R. Hewitt*, University of Toledo
(91414350)

10:00 a.m.
Indivisible Points on Families of Elliptic Curves
Rajiv Gupta*, University of British Columbia
Keith Ramsay, Boston College
(91411347)

10:30 a.m.
Moduli of Abelian Varieties, Preliminary Report
ChingLi Chai*, Department of Mathematics, University of Pennsylvania
(91414173)

Sunday October 6, 1996, 9:00 a.m.10:50 a.m.
Special Session on Radon Transforms and Tomography, III
Room 304, Memorial Hall
Organizers:
Andrew G. Markoe, Rider University markoe@rider.edu
Eric Todd Quinto, Tufts University equinto@math.tufts.edu

9:00 a.m.
Radon Transforms on Affine Grassmannians
Fulton B. Gonzalez*, Tufts University
Tomoyuki Kakehi, University of Tsukuba
(91444278)

9:30 a.m.
Integral Geometry and Partial Differential Equations
Sigurdur Helgason*, Department of Mathematics, MIT
(91444133)

10:00 a.m.
CroftonRadon Transforms
Mikhail Smirnov*, Columbia University
Israel Gelfand, Rutgers University
(91444279)

10:30 a.m.
Range conditions for the exponential Radon transform and analyticcontinuation of separately analytic functons
Jan Boman*, Department of Mathematics, Stockholm University
Ozan \"Oktem, Department of Mathematics, Stockholm University
(91444228)

Sunday October 6, 1996, 9:00 a.m.10:50 a.m.
Special Session on Automorphic Forms, III
Room 219, Memorial Hall
Organizers:
Henri Rene Darmon, McGill University darmon@math.princeton.edu
Fernando Rodriguez Villegas, Princeton University villegas@math.princeton.edu

9:00 a.m.
Homology of $GL(3,\bf Z)$ with twisted, mod $p$ coefficients
Avner Ash*, Ohio State University
(91411179)

9:30 a.m.
Nonselfdual Galois representations.
Jaap Top*, Math. Inst. univ. of Groningen
Jasper Scholten,
(91411323)

10:00 a.m.
Ramanujan's ternary quadratic form
Ken Ono*, Inst. for Advanced Study
(9141196)

10:30 a.m.
Representing integers by ternary quadratic forms
K. Soundararajan*,
Ken Ono,
(91411296)

Sunday October 6, 1996, 11:00 a.m.11:50 a.m.
Invited Address
Enumeration of Faces in Convex Polytopes, Spheres and Hyperplane Arrangements
Theatre, Student Center
Louis J. Billera*, Cornell University, Ithaca and MSRI, Berkeley
(9145268)

Sunday October 6, 1996, 1:30 p.m.2:40 p.m.
Invited Address
The TaylorWiles Construction and its Aftermath
Theatre, Student Center
Fred Diamond*, Massachusetts Institute of Technology
(91411348)

Sunday October 6, 1996, 2:30 p.m.4:50 p.m.
Special Session on Homotopy Theory, IV
Room 102, Science Hall
Organizers:
Martin Bendersky, Hunter College, City University of New York mbenders@shiva.hunter.cuny.edu
Donald M. Davis, Lehigh University dmd1@lehigh.edu

2:30 p.m.
Pairings in Tot.
Jim McClure*,
Jeff Smith,
(91455219)

3:00 p.m.
Lie Algebra $p$Groups
William Browder*, Princeton University and Aarhus University
Jonathan Nader Pakianathan, Princeton University
(9145590)

3:30 p.m.
The Calculus of Homotopy Functors and Mac Lane's$Q$construction
Brenda Johnson*, Union College
(91455266)

4:00 p.m.
Change of Basis in the Steenrod Algebra
Kenneth G. Monks*, University of Scranton
(91455108)

4:30 p.m.
Revisiting H. Cartan's Calculation of the Homology of the homology of EilenbergMacLane spaces.
Paul G Goerss, University of Washington
James M Turner*, University of Virginia
(9145508)

Sunday October 6, 1996, 2:30 p.m.4:50 p.m.
Special Session on Partial Differential Equations In Geometry, IV
Room 302, Memorial Hall
Organizers:
Thomas Patrick Branson, University of Iowa branson@math.uiowa.edu
Robert C. McOwen, Northeastern University mcowen@neu.edu

2:30 p.m.
Equations of Biharmonic Type
Libin Mou*, Bradley University
(91435159)

3:00 p.m.
Bubbling of the heat flows for harmonic maps from surfaces.
Jie Qing*,
Gang Tian,
(9145866)

3:30 p.m.
Motion by Surface Tension
Nicholas Alikakos*, University of Tennessee
(91435178)

4:00 p.m.
Some global free boundary problems arising in differential geometry.
Joel Spruck*, Johns Hopkins University
(91453163)

4:30 p.m.
Natural Lagrangian and Symplectic Structures for Constant Mean Curvature Moduli Spaces and Related Geometric Variational Problems
Rob Kusner*, University of Massachusetts and The Institute for Advanced Study
(9145397)

Sunday October 6, 1996, 2:30 p.m.3:50 p.m.
Special Session on Elliptic Surfaces, IV
Room 306, Memorial Hall
Organizers:
William L. Hoyt, Rutgers University, New Brunswick hoyt@lagrange.rutgers.edu
Charles Freund Schwartz, Rider University schwartz@enigma.rider.edu

2:30 p.m.
Mixed cusp forms and parabolic cohomology
Min Ho Lee*, University of Northern Iowa
(9141137)

3:00 p.m.
Arithmetic of mirror images of certain K3 surfaces
Noriko Yui*, Department of Mathematics, Queen's University, Kingston, Ontario
(91414114)

3:30 p.m.
The Lseries of a certain pencil of elliptic surfaces
Helena A. Verrill*, (same as address)
(91414327)

Sunday October 6, 1996, 2:30 p.m.5:20 p.m.
Special Session on Radon Transforms and Tomography, IV
Room 304, Memorial Hall
Organizers:
Andrew G. Markoe, Rider University markoe@rider.edu
Eric Todd Quinto, Tufts University equinto@math.tufts.edu

2:30 p.m.
Exponential Radon transform, F.John's equation, and all that.
Peter Kuchment*,
Alex Panchenko,
(91444103)

3:00 p.m.
Uniqueness of Scattering Cross Sections from B.V. Data
S. K. Patch*, Stanford University
(9143585)

3:30 p.m.
Discrete tomography
Larry Shepp*, ATT Labs & Lucent Technology,
(9144489)

4:00 p.m.
Toda lattices and radon transforms.
Elinor Velasquez*, University of California
(91443395)

4:30 p.m.
Waveletbased Multiresolution Local Tomography
K J. R. Liu, Institute for Systems Research, University of Maryland, College Partk, MD
F. RashidFarrokhi, Institute for Systems Research, University of Maryland, College Park, MD
C. Berenstein, Institute for Systems Research, University of Maryland, College Park, MD
D. Walnut*, Department of Mathematical Sciences, George Mason Univeristy, Fairfax, VA
(91444180)

5:00 p.m.
Injectivity of the Finite Radon Transform on Finite Dimensional subspaces of $L^2$
Andrew Markoe*, Rider University
(91444351)

Sunday October 6, 1996, 2:30 p.m.4:40 p.m.
Special Session on Algebraic Ktheory, IV
Room 218, Memorial Hall
Organizers:
Charles A. Weibel, Rutgers University, New Brunswick weibel@lagrange.rutgers.edu

2:30 p.m.
Rational Ktheory in characteristic $p$
Thomas Geisser*, Harvard University
(91419237)

3:05 p.m.
Descent problems for higher Chow groups
Masaki Hanamura*,
(91419276)

3:40 p.m.
The Arason Invariant and Mod 2 Algebraic cycles
Marc Levine*, Northeastern University
H\'el\`ene Esnault, Universt\"at Essen
Eckart Viehweg, Universit\"at Essen
Bruno Kahn,
(91419271)

4:15 p.m.
Onemotives associated with schemes
Niranjan Ramachandran*, University of Michigan
(91414283)

Sunday October 6, 1996, 2:30 p.m.5:20 p.m.
Special Session on Automorphic Forms, IV
Room 219, Memorial Hall
Organizers:
Henri Rene Darmon, McGill University darmon@math.princeton.edu
Fernando Rodriguez Villegas, Princeton University villegas@math.princeton.edu

2:30 p.m.
The large sieve for cusp forms and elliptic curves
William Duke*,
(91411226)

3:00 p.m.
A truncated Poisson summation formula
Jason Levy*,
(91422329)

3:30 p.m.
Rank of Gross's elliptic curves
Tonghai Yang*,
(91411233)

3:50 p.m.
Break

4:30 p.m.
A refined nonvanishing theorem for the central Lvalues twisted by quadratic characters
Jeffrey Hoffstein, Brown University
Wenzhi Luo*, Princeton University
(91411267)

5:00 p.m.
Average values of cubic Lseries
David Farmer, Bucknell University
Jeffrey Hoffstein, Brown University
Daniel Lieman*, University of Missouri, Columbia
(91411310)

Sunday October 6, 1996, 2:30 p.m.5:20 p.m.
Special Session on Combinatorial and Computational Geometry, IV
Room 221, Memorial Hall
Organizers:
William Steiger, Rutgers University, New Brunswick
Ileana Streinu, Smith College streinu@cs.smith.edu

2:30 p.m.
When Can a Polygon Fold to a Polytope?
Joseph O'Rourke*,
Anna Lubiw,
(91452334)

3:00 p.m.
On Removing Degeneracies in Computational Geometry
Francisco Gomez, Universidad Politecnica de Madrid
Suneeta Ramaswami, McGill University
Godfried Toussaint*, McGill University
(91468127)

3:30 p.m.
Efficient Exact Arithmetic for Computational Geometry
Christopher J. Van Wyk*, Drew University
(91468286)

4:00 p.m.
Lower Bound Techniques for Geometric Graph Representation
Sue H. Whitesides*, McGill University
(91468128)

4:30 p.m.
Online Algorithms for Compressing Digital Representations of Planar Curves
Gordon T. Wilfong*, Bell Laboratories
(9145288)

5:00 p.m.
Issues in Geometric Tolerancing and Metrology
Chee K. Yap*, Courant Institute, NYU
(91468235)

Sunday October 6, 1996, 2:30 p.m.4:20 p.m.
Special Session on Moduli Spaces of Vector Bundles Over Curves With or Without Additional Structure, IV
Room 222, Science Hall
Organizers:
Hans Ulysses Boden, Max Planck Institute for Mathematics, Germany and McMaster University boden@icarus.mcmaster.ca
Emma Previato, Boston University ep@math.bu.edu

2:30 p.m.
Solutions of periodic KdV equations and Geodesic Flows on infinite Kaehler manifolds
Andrey Todorov*, University of California at Santa Cruz
(91414379)

3:00 p.m.
The Trigonal Locus in the Moduli Space $\overline{\germ M}_g$ of Curves of Genus $g$
Zvezdelina E. StankovaFrenkel*, Harvard University
(91414292)

3:30 p.m.
On the quantization of Hitchin's systems
Edward V. Frenkel*,
(91414288)

4:00 p.m.
Motivic local systems on curves
Tony Pantev*, Massachusetts Institute of Technology
(91414378)

Sunday October 6, 1996, 2:30 p.m.5:50 p.m.
Special Session on Commutative Algebra, IV
Room 321, Memorial Hall
Organizers:
Karen E. Smith, Massachusetts Institute of Technology kesmith@math.mit.edu
Irena Swanson, New Mexico State University iswanson@nmsu.edu

2:30 p.m.
On the schemes Gor(T)
Anthony V. Geramita*, Queen's University, Kingston, Ontario and Universita' di Genova, Genova, Italia
(91413187)

3:00 p.m.
On infinitesimal interpolation.
Karen A. Chandler*, University of Notre Dame
(91414290)

3:30 p.m.
Singular loci of ladder determinantal varieties and Schubert varieties
Nicolae Gonciulea*,
Venkatramani Lakshmibai,
(91414164)

4:00 p.m.
An Algorithm for the QuillenSuslin Theorem for Monoid Rings
Cynthia J. Woodburn*,
Reinhard C. Laubenbacher,
(91413117)

4:30 p.m.
On Functionals and Outside Corners of Monomial Ideals
Geir Agnarsson*, University of California at Berkeley
(91413229)

5:00 p.m.
Maximum growth of monomial ideals generated in one degree
Heather Hulett*,
(91413253)

5:30 p.m.
On the algera of embedded joins.
Aron Simis*, UFBA, bahia, Brazil
(91413354)

Sunday October 6, 1996, 2:30 p.m.5:20 p.m.
Special Session on Geometric Functional Analysis, IV
Room 317, Memorial Hall
Organizers:
N. TomczakJaegermann, University of Alberta ntomczak@vega.math.ualberta.ca
Edward Odell, University of Texas, Austin odell@math.utexas.edu

2:30 p.m.
Weakly Continuous Vector Functions and Operator Theory
Victor Lomonosov*, Kent State University
(91446374)

3:00 p.m.
Extremal vectors and invariant subspaces.
Per Enflo*, Kent State University
(91446373)

3:30 p.m.
Some Applications of Banach Space Theory to Economics.
Charalambos D. Aliprantis*, IUPUI
(91446285)

4:00 p.m.
DunfordPettis property for vectorvalued function spaces.
Narcisse Randrianantoanina*, University of Texas  Austin
(91446130)

4:30 p.m.
$wc_0^*$Biorthogonal Systems
S. J. Dilworth, University of South Carolina
Maria Girardi*, University of South Carolina
W. B. Johnson, Texas A\&M University
(91446280)

5:00 p.m.
Metric Entropy of Homogeneous Spaces
Stanislaw J . Szarek*, Case Western Reserve University and Mathematical Sciences Research Institute
(91451359)

Sunday October 6, 1996, 2:30 p.m.4:50 p.m.
Special Session on Infinite Groups and Group Rings, IV
Room 220, Science Hall
Organizers:
Simon Thomas, Rutgers University, New Brunswick sthomas@lagrange.rutgers.edu
Samuel M. Vovsi, Rutgers University, New Brunswick vovsi@math.rutgers.edu

2:30 p.m.
The proalgebraic completion of rigid groups
Hyman Bass*, Columbia University, New York, NY 10027
(91420220)

3:00 p.m.
Representations of Braid groups
Edward Formanek*, Pennsylvania State University
(9142098)

3:30 p.m.
Free groups of units in $\Bbb ZG$.
Sudarshan Sehgal*, University of Alberta, Edmonton, Canada
(91420209)

4:00 p.m.
Free objects in differential polynomial rings
Mazi Shirvani*, University of Alberta, Edmonton, Canada
(91420215)

4:30 p.m.
Some results on verbal ideals of the free group ring
Samuel M. Vovsi*, Rutgers University
(91420301)

Sunday October 6, 1996, 2:30 p.m.3:55 p.m.
Contributed Papers, II
Room 318, Memorial Hall

2:30 p.m.
The groups of homeomorphisms of the segment.
Boris S. Khots*,
(91422104)

2:45 p.m.
Entire solutions of a certain type of nonlinear differential equations.
C. C. Yang*, Hong Kong University of Science & Technology
(9143059)

3:00 p.m.
Leray Functor and Conley Index for NonInvariant Sets
Marian Gidea*, SUNY at Buffalo
(9145538)

3:30 p.m.
Explanatory Proofs and Mathematical Education
David A. Sandborg*, University of Pittsburgh
(91497255)

3:45 p.m.
On existence of finite universal Korovkin sets in Segal algebras
Manju Rani Agrawal, Institute of Advanced Study in Science & Technology, Guwahati, India
Udai B. Tewari*, Indian Institute of Technology, Kanpur, India
(91441385)

Sunday October 6, 1996, 2:45 p.m.5:15 p.m.
Special Session on Geometric Topology, IV
Room 201, Science Hall
Organizers:
Norman J. Levitt, Rutgers University, New Brunswick njlevitt@haven.ios.com
Georgia Triantafillou, Temple University georgia@euclid.math.temple.edu

2:45 p.m.
Invariants for knots in 3manifolds
Effie Kalfagianni*, Rutgers University
(91451342)

3:25 p.m.
Geometric intersection numbers and simple loops on surfaces.
Feng Luo*, Rutgers University
(91457388)

4:05 p.m.
A Proof Of The HilbertSmith Conjecture
Louis F. McAuley*, SUNYBinghamton
(9142253)

4:45 p.m.
Persistent equal length closed curves on surfaces.
Thea Pignataro*, City College, CUNY
Ara Basmajian, University of Oklahoma
(91457387)
Inquiries: meet@ams.org