
AMS Sectional Meeting Program by Day
Current as of Tuesday, April 12, 2005 15:10:10
Program 
Deadlines 
Registration/Housing/Etc. 
Inquiries: meet@ams.org
2000 Spring Eastern Sectional Meeting
Lowell, MA, April 12, 2000
Meeting #952
Associate secretaries: Lesley M Sibner, AMS lsibner@duke.poly.edu
Sunday April 2, 2000

Sunday April 2, 2000, 8:00 a.m.12:00 p.m.
Meeting Registration
2nd Floor landing, Olsen Hall

Sunday April 2, 2000, 8:00 a.m.10:50 a.m.
Special Session on Discrete Geometry, III
Room 402, Olsen Hall Organizers: Robert Connelly, Cornell University connelly@math.cornell.edu
Marjorie Senechal, Smith College senechal@neal.smith.edu
Robert M. Erdahl, Queen's University erdahlr@post.queensu.ca
Walter J. Whiteley, York University whiteley@pascal@math.yorku.ca

8:00 a.m.
Locally unitary groups generated by involutory reflections.
Egon Schulte*, Northeastern University
(95251123)

8:30 a.m.
Convexifying Polygons and Straightening Polygonal Arcs.
Robert Connelly, Cornell University
Erik D Demaine*, University of Waterloo
G\"unter Rote, Freie Universit\"at Berlin
(95252139)

9:00 a.m.
Polygonal oriented matroids.
Ileana Streinu*, Smith College
(95252167)

9:30 a.m.
Unified Model for the Classical Geometries with Geometric Algebra.
Timothy F. Havel*, Harvard Medical School
(95252175)

10:00 a.m.
Rigidity Theory Applied to Network Glasses and Proteins.
Michael F Thorpe*, Michigan State University
(95282169)

10:30 a.m.
Constraining Plane Configurations in CAD: Circles, Lines and Angles.
Franco V Saliola*, York University
Walter J Whiteley, York University
(95252156)

Sunday April 2, 2000, 8:00 a.m.12:00 p.m.
Exhibit and Book Sale
Room 219A, Olsen Hall

Sunday April 2, 2000, 8:30 a.m.10:50 a.m.
Special Session on Quantum Information Theory, III
Room 408, Olsen Hall Organizers: M. Beth Ruskai, University of Massachusetts, Lowell bruskai@jupiter.cs.uml.edu
Christopher K. King, Northeastern University king@neu.edu

8:30 a.m.
Theory of DecoherenceFree Subspaces and their Stabilization.
Daniel Lidar*, UC Berkeley
(9528188)

9:00 a.m.
Universal Computation on Decoherence Free Subsystems.
Julia Kempe*, UC Berkeley
(9528191)

9:30 a.m.
Quantum Error Correction for Interactioninduced Errors.
Julio R GeaBanacloche*, University of Arkansas
(95281127)

10:00 a.m.
Quantum Logic Gate constructions with onebit teleportation.
Xinlan Zhou*, Stanford University
Debbie Leung, Stanford University
Isaac Chuang, Stanford University
(95281170)

10:30 a.m.
Quantum Computation, the Power of One bit of Quantum Information and Quadratically Signed Weight Enumerators.
Raymond Laflamme*, Los Alamos National Laboratory
Emanuel Knill, Los Alamos National Laboratory
(9528140)

Sunday April 2, 2000, 8:30 a.m.10:50 a.m.
Special Session on Syzygies, III
Room 405, Olsen Hall Organizers: Irena Peeva, Cornell University ivp1@cornell.edu

8:30 a.m.
Finite regularity and Koszul algebras.
Luchezar L Avramov*, Purdue University
Irena Peeva, Cornell University
(9521384)

9:20 a.m.
Syzygies, Base Points, and Equations of Surfaces.
David A Cox*, Amherst College
(9521383)

10:10 a.m.
Regularity of powers of an ideal sheaf.
Steven D Cutkosky*, University of Missouri
(95214111)

Sunday April 2, 2000, 8:30 a.m.10:20 a.m.
Special Session on Volumes on Minkowski and Finsler Spaces, III
Room 305, Olsen Hall Organizers: Juan Carlos Alvarez, Universit\'e Catholique de Louvain alvarez@agel.ucl.ac.be
Dimitri Burago, Pennsylvania State University
Gaoyong Zhang, Polytechnic University

8:30 a.m.
A note on positive centers and the SantaloBonnesen inequality.
Michael E Gage*, University of Rochester
(95252124)

9:10 a.m.
Remarks on outer billiards in the hyperbolic plane.
Serge Tabachnikov*, University of Arkansas
(95251105)

9:50 a.m.
The total absolute curvature of hypersurfaces in Minkowski geometries.
Ralph E Howard*, University of South Carolina
(95251109)

Sunday April 2, 2000, 9:00 a.m.10:50 a.m.
Special Session on Ergodic Theory and Dynamical Systems, III
Room 406, Olsen Hall Organizers: Stanley J. Eigen, Northeastern University eigen@neu.edu
Vidhu S. Prasad, University of Massachusetts, Lowell Vidhu_Prasad@uml.edu

9:30 a.m.
Mean ergodic theorem and operators in Banach spaces: some examples.
Isaac Kornfeld*, North Dakota State University
(9522865)

10:00 a.m.
A WienerWintner type theorem for admissible superadditive processes.
Dogan Comez*, Department of Mathematics, NDSU, Fargo, ND
(9522825)

10:30 a.m.
Some Applications of Banach Principle in Noncommutative Ergodic Theory.
Semyon N Litvinov*, St. Cloud State University
(9523709)

Sunday April 2, 2000, 9:00 a.m.10:45 a.m.
Special Session on Teaching Mathematics in the New Millennium, III
Room 306, Olsen Hall Organizers: Ronald Brent, University of Massachusetts Lowell RB733@aol.com

9:00 a.m.
Graphing Calculators Across the Calculus Curriculum.
Marvin E Stick*, UMass Lowell
(95297129)

10:00 a.m.
Mathematical software: making math harder?
Murray Eisenberg*, University of Massachusetts/Amherst
(95297157)

Sunday April 2, 2000, 9:00 a.m.10:50 a.m.
Special Session on Enumerative Geometry in Physics, III
Room 407, Olsen Hall Organizers: Emma Previato, Boston University ep@bu.edu

9:00 a.m.
Counting representations onto finite groups, and torsion points on characteristic varieties.
Daniel Matei, University of Rochester
Alexander I. Suciu*, Northeastern University
(9522057)

9:30 a.m.
Trigonometric Sums and Moduli Spaces.
Andras Szenes*, MIT
(95205126)

10:00 a.m.
Parabolic Gbundles and products of conjugacy classes.
Chris T Woodward*, Rutgers University
Constantin Teleman, University of Texas at Austin
(9525890)

10:30 a.m.
Real Rational Curves in Grassmannians.
Frank Sottile*, University of Wisconsin, Madison
(9521480)

Sunday April 2, 2000, 10:00 a.m.10:50 a.m.
Special Session on Invariance in Convex Geometry, III
Room 404, Olsen Hall Organizers: Daniel A. Klain, Georgia Institute of Technology klain@math.gatech.edu
Elisabeth Werner, Case Western Reserve University emw2@po.cwru.edu

10:00 a.m.
Intersection bodies and $L_p$spaces.
Alexander Koldobsky*, University of MissouriColumbia
(9525217)

10:30 a.m.
Random sections of a cube.
Yossi Lonke*, Case Western Reserve University
(9525299)

Sunday April 2, 2000, 11:00 a.m.11:50 a.m.
Invited Address
Quantum information theory.
Room 214, Ball Hall
M. Beth Ruskai*, University of Massachusetts, Lowell
(9528106)

Sunday April 2, 2000, 1:30 p.m.2:20 p.m.
Invited Address
Variational problems for Riemannian functionals, arithmetic groups, and noncomputable functions.
Room 214, Ball Hall
Alexander Nabutovsky*, University of Toronto

Sunday April 2, 2000, 2:30 p.m.4:50 p.m.
Special Session on Invariance in Convex Geometry, IV
Room 404, Olsen Hall Organizers: Daniel A. Klain, Georgia Institute of Technology klain@math.gatech.edu
Elisabeth Werner, Case Western Reserve University emw2@po.cwru.edu

2:30 p.m.
Upper semicontinuous valuations on the space of convex discs.
Monika Ludwig*, University College London
(9525271)

3:00 p.m.
Looking for selectors of star bodies.
Maria Moszynska*, Warsaw, Poland
(9525208)

3:30 p.m.
Invariant valuations on spherical star sets.
Paolo Dulio, Politecnico di Milano
Carla Peri*, Universita' Cattolica S. C.  Milano
(9525233)

4:00 p.m.
Projective center of symmetry.
Luis Montejano*, University Nac. Autonoma de Mexico
(95252180)

4:30 p.m.
Continuous movements of convex bodies.
Stefano Campi*, Università di Modena, Italy
(95252104)

Sunday April 2, 2000, 2:30 p.m.4:20 p.m.
Special Session on Quantum Information Theory, IV
Room 408, Olsen Hall Organizers: M. Beth Ruskai, University of Massachusetts, Lowell bruskai@jupiter.cs.uml.edu
Christopher K. King, Northeastern University king@neu.edu

2:30 p.m.
Relative Entropy in Quantum Information Theory.
Michael D Westmoreland*, Denison University
Benjamin W Schumacher, Kenyon College
(9528163)

3:00 p.m.
Stationary quantum source coding.
Denes Petz*, Budapest University of Technology and Economics
(9529498)

3:30 p.m.
Extreme points of completely positive maps on 2x2 complex matrices.
Elisabeth Werner*, Case Western Reserve University
S Szarek, Case Western Reserve University
(95281140)

4:00 p.m.
Minimal entropy of states emerging from noisy quantum channels.
Christopher K King*, Northeastern University
Beth Ruskai, University of Massachusetts Lowell
(95281138)

Sunday April 2, 2000, 2:30 p.m.4:20 p.m.
Special Session on Ergodic Theory and Dynamical Systems, IV
Room 406, Olsen Hall Organizers: Stanley J. Eigen, Northeastern University eigen@neu.edu
Vidhu S. Prasad, University of Massachusetts, Lowell Vidhu_Prasad@uml.edu

2:30 p.m.
A counting function and a square function in ergodic theory.
Karin Reinhold*, University at Albany, SUNY
(95228125)

3:00 p.m.
On the Stability of the Helium Atom.
Sam Kaplan*, UNC at Asheville
(9527079)

3:30 p.m.
Dynamics of Superquadratic RootFinding Algorithms.
Kyle E Kneisl*, University of North Carolina, Chapel Hill
(9523714)

4:00 p.m.
Complementing and Weak Complementing pairs of integers arising in ergodic theory.
Stanley Eigen*, Northeastern University
(95237116)

Sunday April 2, 2000, 2:30 p.m.6:30 p.m.
Special Session on Syzygies, IV
Room 405, Olsen Hall Organizers: Irena Peeva, Cornell University ivp1@cornell.edu

2:30 p.m.
Flatness and the construction of Noetherian rings.
William Heinzer, Purdue University
Christel Rotthaus, Michigan State University
Sylvia M. Wiegand*, University of Nebraska  Lincoln
(95213106)

3:20 p.m.
Stability and Jump Loci of a family of bundles on $P^2$.
Henry K Schenck*, Northeastern University
(9521422)

4:10 p.m.
Syzygies and patchwork quilts.
Paul Monsky*, Brandeis University
(9521319)

5:00 p.m.
Is (noncommutative) algebraic geometry part of stable module theory?
Alex Martsinkovsky*, Northeastern University
(9521820)

5:50 p.m.
Free summands of conormal modules and central elements in homotopy Lie algebras of local rings.
Srikanth Iyengar*, University of Sheffield
(9521342)

Sunday April 2, 2000, 2:30 p.m.6:00 p.m.
Special Session on Enumerative Geometry in Physics, IV
Room 407, Olsen Hall Organizers: Emma Previato, Boston University ep@bu.edu

2:30 p.m.
Geometric Langlands conjecture for $GL(n)$.
Dennis Gaitsgory*, Harvard University
(95214161)

3:10 p.m.
Smoothings of maps from nodal curves to nonsingular surfaces.
Ravi D Vakil*, MIT
(95214114)

3:50 p.m.
The Virtual Fundamental Class of a Complete Intersection.
David A Cox*, Amherst College
(9521485)

4:20 p.m.
The generalized Witten conjecture, integrable hierarchies, and moduli spaces of higher spin curves.
Tyler Jarvis, Brigham Young University
Takashi Kimura*, Boston University
Arkady Vaintrob, New Mexico State University
(95214133)

5:00 p.m.
Algebraic construction of the virtual class for spin cohomological field theories.
Alexander Polishchuk*, Boston University
Arkady Vaintrob, New Mexico State University
(95214136)

5:30 p.m.
Discussion, open questions, proceedings project.

Sunday April 2, 2000, 2:30 p.m.3:20 p.m.
Special Session on Discrete Geometry, IV
Room 402, Olsen Hall Organizers: Robert Connelly, Cornell University connelly@math.cornell.edu
Marjorie Senechal, Smith College senechal@neal.smith.edu
Robert M. Erdahl, Queen's University erdahlr@post.queensu.ca
Walter J. Whiteley, York University whiteley@pascal@math.yorku.ca

2:30 p.m.
Plane geometric constraints: angles on lines.
Melissa Bousfield, Toronto, Ontario
Katherine Coulthard, Sutton District High School
Linh Duong, Toronto, Ontario
David Moskovitz, University of Toronto
Walter J. Whiteley*, York University
(95252146)

3:00 p.m.
Voronoi zonotopes and Delaunay dicings.
Robert Erdahl*, Queen's University
(95252172)
Inquiries: meet@ams.org

