AMS Sectional Meeting Program by Day
Current as of Tuesday, April 12, 2005 15:09:12
1994 Eastern Spring Sectional Meeting
Brooklyn, NY, April 810, 1994
Meeting #892
Associate secretaries: Lesley M Sibner, AMS lsibner@duke.poly.edu
Friday April 8, 1994

Friday April 8, 1994, 1:00 p.m.3:50 p.m.
Special Session on Computational Geometry, I
Room 708, Rogers Hall

1:00 p.m.
Computing many faces in arrangements of lines and segments.
Pankaj K. Agarwal*, Duke University
Jiri Matousek, Charles University, Czech Federal Republic
Otfried Schwarzkopf, University of Utrecht, Netherlands
(89252235) 
1:30 p.m.
Hamiltonian triangulations for fast rendering.
Esther M. Arkin*, State University of New York, Stony Brook
Martin Held, State University of New York, Stony Brook
Joseph S. B. Mitchell, State University of New York, Stony Brook
Steven S. Skiena, State University of New York, Stony Brook
(89268229) 
2:00 p.m.
Large convex hull problems.
David Avis*, McGill University
(8925204) 
2:30 p.m.
Almost optimal set covers in finite VCdimension.
Herv\'e Br\"onnimann*, Princeton University
(89252248) 
3:00 p.m.
Weak Epsilonnets for points on a hypersphere.
Vasilis Capoyleas*, Purdue University, West Lafayette
(8925281) 
3:30 p.m.
Discrepancy and derandomization.
Bernard Chazelle*, Princeton University
(89252243)

1:00 p.m.

Friday April 8, 1994, 1:00 p.m.3:50 p.m.
Special Session on Invariants of Low Dimensional Manifolds, I
Room 505, Rogers Hall

1:00 p.m.
When can a positive braid be factored?
Michael C. Sullivan*, City College, City University of New York
(8925708) 
1:30 p.m.
The first 801 prime knots.
Kenneth A. Perko, Jr.*, Rockefeller Group, New York, New York
(89257182) 
2:00 p.m.
Embedding curves in the boundary of a handlebody.
Edith Starr*, Vassar College
(89257185) 
2:30 p.m.
Vector braids.
Vincent L. Moulton*, Duke University
(89257151) 
3:00 p.m.
Mutations and Witten invariants.
Yongwu Rong*, George Washington University
(8925718) 
3:30 p.m.
Incompressible surfaces in link complements.
Elizabeth Finkelstein*, Dartmouth College
(89257220)

1:00 p.m.

Friday April 8, 1994, 1:00 p.m.3:50 p.m.
Special Session on Geometric Analysis, I
Room 200, Rogers Hall

1:00 p.m.
Scattering theory for manifolds with cylindrical ends.
Tanya Christiansen*, University of Pennsylvania
(8923549) 
1:30 p.m.
Determinants of the Laplacians.
Kate Okikiolu*, Institute for Advanced Study
(8924763) 
2:00 p.m.
Analytic number and spectral theory.
Jay Jorgenson*, Yale University
Serge Lang, Yale University
(89258105) 
2:30 p.m.
Eigenfunctions on hyperbolic manifolds.
Peter Sarnak*, Princeton University
(89258139) 
3:00 p.m.
Geometry of compactifications of locally symmetric spaces.
Lizhen Ji*, Massachusetts Institute of Technology
Robert MacPherson, Massachusetts Institute of Technology
(89222116) 
3:30 p.m.
The rigidity of marked length spectrum for noncompact surfaces.
Jianguo Cao*, Cornell University, Ithaca
(8925805)

1:00 p.m.

Friday April 8, 1994, 1:00 p.m.3:50 p.m.
Special Session on Combinatorial Group Theory and Related Topics, I
Room 503, Rogers Hall

1:00 p.m.
Test words for automorphisms of free groups.
Edward C. Turner*, State University of New York, Albany
(8922067) 
1:30 p.m.
Tesselations of S^2 and equations over groups.
Andrew Clifford, State University of New York, Albany
Richard Goldstein*, State University of New York, Albany
(8922021) 
2:00 p.m.
Groups and languages.
Robert H. Gilman*, Stevens Institute of Technology
(89220214) 
2:30 p.m.
Isoperimetric inequalities and subgroup structure.
Martin R. Bridson*, Princeton University
(89220131) 
3:00 p.m.
Finite presentability of GL_n(ZG).
Geoffrey Kiralis, Cornell University, Ithaca
Sava Krstic*, Tufts University
James McCool, University of Toronto
(89220168) 
3:30 p.m.
Length spectra of Hecke triangle groups.
Mark Sheingorn*, Bernard M. Baruch College, City University of New York
Thomas A. Schmidt, Oregon State University
(8921101)

1:00 p.m.

Friday April 8, 1994, 1:00 p.m.3:50 p.m.
Special Session on Geometric Convexity, I
Room 721, Rogers Hall

1:00 p.m.
A new class of convex polytopes.
Tibor Bisztriczky*, University of Calgary
(8925212) 
1:30 p.m.
A convex nbody with a smooth belt can be illuminated by n+1 directions.
Boris V. Dekster*, Mount Allison University
(8925202) 
2:00 p.m.
Convex bodies with similar projections.
R. J. Gardner*, Western Washington University
A. Vol\v ci\v c, University of Trieste, Italy
(89252208) 
2:30 p.m.
Projections on the sphere and centrally symmetric sets.
Paul Goodey*, University of Oklahoma
Hermann Fallert, University of Karlsruhe, Germany
Wolfgang Weil, University of Karlsruhe, Germany
(89252154) 
3:00 p.m.
On the Santalo and BlaschkeSteinhardt point of a convex region.
Mark Kaiser*, Auburn University, Auburn
(89252141) 
3:30 p.m.
Star measures and dual mixed volumes.
Daniel A. Klain*, Massachusetts Institute of Technology
(89252209)

1:00 p.m.

Friday April 8, 1994, 1:00 p.m.3:50 p.m.
Special Session on Discrete Geometry, I
Room 705, Rogers Hall

1:00 p.m.
A survey of problems concerning distance sums on spheres.
Ralph Alexander*, University of Illinois, UrbanaChampaign
(89252203) 
1:30 p.m.
Realizations of weighted graphs in Euclidean spaces.
Alexander I. Barvinok*, Cornell University, Ithaca
(8925243) 
2:00 p.m.
Finite and uniform stability of sphere packings and coverings.
Andr\'as Bezdek*, Auburn University, Auburn
Karoly Bezdek, Eotvos Lorand University, Hungary
Robert Connelly, Cornell University, Ithaca
(89252143) 
2:30 p.m.
Lightsources that illuminate the boundary points all but the vertices of a convex polytope.
Karoly Bezdek*, Eotvos Lorand University, Hungary
(89252242) 
3:00 p.m.
Toric hvectors of Shellable cubical complexes.
Clara S. Chan*, Institute for Defense Analyses
(89252227) 
3:30 p.m.
On convex projections of polygons.
Robert Connelly*, Cornell University, Ithaca
Beat Jaggi, University of Bern, Switzerland
(89252123)

1:00 p.m.

Friday April 8, 1994, 1:00 p.m.3:50 p.m.
Special Session on Gauge Theory and Applications, I
Room 615, Rogers Hall

1:00 p.m.
Donaldson invariants of elliptic surfaces.
John W. Morgan*, Columbia University
(89257244) 
1:30 p.m.
A topological aspect of moduli spaces of instantons over four sphere.
Youliang Tian*, Institute for Advanced Study
(89253108) 
2:00 p.m.
Functions in YangMills theory.
Artur Sowa*, Graduate School and University Center, City University of New York
(89281193) 
2:30 p.m.
Topology of the ends of instanton moduli spaces.
Paul M.N Feehan*, Harvard University
(8925838) 
3:00 p.m.
Blowup formulas for Donaldson polynomials.
Peter S. Ozs\'vath*, Princeton University
(89257236) 
3:30 p.m.
Holomorphic constructions in topology.
Jacques Hurtubise*, McGill University
(89214145)

1:00 p.m.