AMS Sectional Meeting Program by Special Session

Current as of Tuesday, April 12, 2005 15:21:45

Associate secretaries:
Lesley M Sibner, AMS lsibner@duke.poly.edu

Saturday November 6, 2004, 8:00 a.m.-10:50 a.m.
Special Session on Convexity and Combinatorics, I
Room 1022, Benedum Hall
Organizers:
James F. Lawrence, George Mason University lawrence@gmu.edu
Valeriu Soltan, George Mason University vsoltan@gmu.edu
- 8:00 a.m.
  Reconstruction of polytopes as Eulerian posets.
  Margaret M. Bayer*, University of Kansas
  (1002-52-21)
- 8:30 a.m.
  Simplicial Neighbourly 5-Polytopes with Nine Vertices.
  Wendy A Finbow-Singh*, Acadia University
  (1002-52-31)
- 9:00 a.m.
  Some Construction Techniques for Convex Polytopes.
  Carl W. Lee*, University of Kentucky
  Matt Menzel, Marietta College
  Laura Schmidt, University of Wisconsin-Stout
  (1002-52-103)
- 9:30 a.m.
  A Generalization of the Holt-Klee Theorem.
  Walter D Morris*, George Mason University
  Bernd Gaertner, Inst. Theor. CS, ETH Zurich
  Leo Ruest, Inst. Theor. CS, ETH Zurich
  (1002-52-78)
- 10:00 a.m.
  Orienting the Rigidity Matroid.
  Ileana Streinu*, Smith College
  (1002-52-240)
- 10:30 a.m.
  Multiplication in the Polytope Groups.
  Jim Lawrence*, George Mason University Fairfax, VA 22030
  (1002-52-171)

Saturday November 6, 2004, 3:00 p.m.-5:50 p.m.
Special Session on Convexity and Combinatorics, II
Room 1022, Benedum Hall
Organizers:
James F. Lawrence, George Mason University lawrence@gmu.edu
Valeriu Soltan, George Mason University vsoltan@gmu.edu
- 3:00 p.m.
  Some new results on geometric graphs.
  Horst Martini*, University of Technology Chemnitz
  (1002-52-16)
- 3:30 p.m.
  Helly-type theorems for intersections of starshaped sets.
  Marilyn Breen*, University of Oklahoma
  (1002-52-49)
- 4:00 p.m.
  Large transversals to small families of unit disks.
  T. Bisztriczky*, University of Calgary
  F. Fodor, University of Szeged
  D. Oliveros, University of Calgary
  (1002-52-11)
- 4:30 p.m.
  On distinct distances from a vertex of a convex polygon.
  Adrian Dumitrescu*, Computer Science, University of Wisconsin-Milwaukee
  (1002-52-77)
- 5:00 p.m.
  A Dense Planar Set From Iterated Line Intersections.
  Dan Ismailescu*, Hofstra University
  (1002-05-172)
- 5:30 p.m.
  Sylvester-Gallai Theorems for Complex Numbers and Quaternions.
  Noam Elkies, Harvard University
  Lou M Pretorius, University of Pretoria
  Konrad J Swanepoel*, University of South Africa
  (1002-52-52)

Sunday November 7, 2004, 8:00 a.m.-10:50 a.m.
Special Session on Convexity and Combinatorics, III
Room 1022, Benedum Hall
Organizers:
James F. Lawrence, George Mason University lawrence@gmu.edu
Valeriu Soltan, George Mason University vsoltan@gmu.edu
- 8:00 a.m.
  On the space of affine classes of convex bodies.
  Wlodzimierz Kuperberg*, Auburn University
  (1002-52-124)
- 8:30 a.m.
  Ball-Polytopes.
  Karoly Bezdek*, University of Calgary
  (1002-52-179)
- 9:00 a.m.
  Determining a convex body by minor subsets of the boundary.
  David G. Larman*, University College London,London,U.K.
  Grzegorz Sojka, Mathematics Institute, University of Warsaw
  (1002-52-51)
- 9:30 a.m.
  On Lebesgue's universal cover problem.
  Peter Brass*, City College New York, CUNY
  (1002-52-104)
- 10:00 a.m.
  On the number of mutually touching cylinders.
  Andras Bezdek*, Auburn University, AL and R\'enyi Inst. of Mathematics, Budapest, Hunagry
  (1002-52-184)
- 10:30 a.m.
  Covering with Fat Convex Discs.
  G\'abor Fejes T\'oth*, Alfr\'ed R\'enyi Mathematical Institute
  (1002-52-193)

Sunday November 7, 2004, 3:00 p.m.-5:20 p.m.
Special Session on Convexity and Combinatorics, IV
Room 1022, Benedum Hall
Organizers:
James F. Lawrence, George Mason University lawrence@gmu.edu
Valeriu Soltan, George Mason University vsoltan@gmu.edu
- 3:00 p.m.
  Tilings of the sphere with congruent spherical triangles.
  Robert J. MacG. Dawson*, Saint Mary's University
  (1002-52-154)
- 3:30 p.m.
  Antipodality in Hyperbolic Space.
  Karoly Bezdek, University of Calgary
  Marton Naszodi, University of Calgary
  Deborah Oliveros*, University of Calgary
  (1002-52-56)
- 4:00 p.m.
  An angle in Minkowski space.
  Boris V. Dekster*, Mount Allison University
  (1002-51-09)
- 4:30 p.m.
  On the perimeter and area of the unit disc in Minkowski planes.
  Zokhrab Mustafaev*, Ithaca College
  (1002-52-10)
- 5:00 p.m.
  Pairs of Convex Bodies with Centrally Symmetric Intersections of Translates.
  Valeriu Soltan*, George Mason University
  (1002-52-197)

Inquiries: meet@ams.org