AMS Sectional Meeting Program by Special Session

Current as of Saturday, November 10, 2007 00:30:01

Associate secretaries:
Matthew Miller, AMS miller@math.sc.edu

Saturday November 3, 2007, 8:00 a.m.-10:50 a.m.
Special Session on Combinatorial Enumeration, Optimization, Geometry, and Statistics, I
Room S324, Business and Aerospace Building
Organizers:
Nicholas A. Loehr, College of William and Mary
Gabor Pataki, University of North Carolina, Chapel Hill
Margaret A. Readdy, University of Kentucky and M.I.T.
Carla D. Savage, North Carolina State University savage@csc.ncsu.edu
Ruriko Yoshida, University of Kentucky
- 8:00 a.m.
  A solid angle theory for real polytopes.
  Sinai Robins*, Temple University
  (1033-52-239)
- 8:30 a.m.
  Fibonacci Numbers, Basis Reduction, and Integer Programming.
  Gabor Pataki*, Dept of Statistics and Operations Research, UNC Chapel Hill
  Mustafa Tural, Dept of Statistics and Operations Research, UNC Chapel Hill
  (1033-90-61)
- 9:00 a.m.
  Inversion arrangements and the Bruhat order.
  Axel Hultman, KTH, Stockholm
  Svante Linusson, KTH, Stockholm
  John Shareshian*, Washington University, St. Louis
  Jonas Sj\"ostrand, KTH, Stockhom
  (1033-05-215)
- 9:30 a.m.
  Relations among conditional probabilities.
  Jason R Morton*, University of California, Berkeley
  (1033-14-223)
- 10:00 a.m.
  Likelihood ratio tests and singularities.
  Mathias Drton*, University of Chicago
  (1033-62-137)
- 10:30 a.m.
  Polyhedral geometry for univeristy ranking data.
  Peter McKinley Huggins*, UC Berkeley
  (1033-52-162)

Saturday November 3, 2007, 2:30 p.m.-5:20 p.m.
Special Session on Combinatorial Enumeration, Optimization, Geometry, and Statistics, II
Room S324, Business and Aerospace Building
Organizers:
Nicholas A. Loehr, College of William and Mary
Gabor Pataki, University of North Carolina, Chapel Hill
Margaret A. Readdy, University of Kentucky and M.I.T.
Carla D. Savage, North Carolina State University savage@csc.ncsu.edu
Ruriko Yoshida, University of Kentucky
- 2:30 p.m.
  Generating Functions of Rational Polyhedra and Dedekind-Carlitz Polynomials.
  Matthias Beck*, San Francisco State University
  Asia Matthews, Queen's University
  (1033-05-54)
- 3:00 p.m.
  $h^*$-Vectors for Lattice Polytopes.
  Benjamin J. Braun*, University of Kentucky
  (1033-52-109)
- 3:30 p.m.
  Combinatorial Proofs of Various $q$-Pell Identities via Tilings.
  Karen S Briggs*, North Georgia College & State University
  David P Little, Penn State University
  James A Sellers, Penn State University
  (1033-05-211)
- 4:00 p.m.
  Break for discussions.
- 4:30 p.m.
  The combinatorics of treks.
  Seth Sullivant*, Harvard University
  (1033-05-49)
- 5:00 p.m.
  Polytopes and Arrangements: Diameter and Curvature.
  Antoine Deza*, McMaster University
  Tamas Terlaky, McMaster University
  Yuriy Zinchenko, McMaster University
  (1033-52-50)

Sunday November 4, 2007, 8:00 a.m.-10:50 a.m.
Special Session on Combinatorial Enumeration, Optimization, Geometry, and Statistics, III
Room S324, Business and Aerospace Building
Organizers:
Nicholas A. Loehr, College of William and Mary
Gabor Pataki, University of North Carolina, Chapel Hill
Margaret A. Readdy, University of Kentucky and M.I.T.
Carla D. Savage, North Carolina State University savage@csc.ncsu.edu
Ruriko Yoshida, University of Kentucky
- 8:00 a.m.
  Affine and toric hyperplane arrangements.
  Richard Ehrenborg, University of Kentucky
  Margaret A. Readdy*, University of Kentucky
  Michael Slone, University of Kentucky
  (1033-05-70)
- 8:30 a.m.
  Bernoulli type games and combinatorial enumeration.
  Gabor Hetyei*, UNC-Charlotte
  (1033-05-132)
- 9:00 a.m.
  On the division of space by topological hyperplanes.
  David Forge, LRI, Universit\'e Paris-Sud, Orsay, France
  Thomas Zaslavsky*, Binghamton University (SUNY)
  (1033-52-59)
- 9:30 a.m.
  Compositions and skew tableaux.
  Sarah K Mason*, Davidson College
  (1033-05-225)
- 10:00 a.m.
  Quantum Lattice Paths and Bijective Subtraction.
  Nicholas A Loehr*, Virginia Tech
  (1033-05-130)
- 10:30 a.m.
  Upper bounds for the number of polygons in the minimum convex subdivisions of points in the plane.
  Carlos M. Nicolas*, University of Kentucky
  (1033-52-202)

Sunday November 4, 2007, 2:30 p.m.-4:20 p.m.
Special Session on Combinatorial Enumeration, Optimization, Geometry, and Statistics, IV
Room S324, Business and Aerospace Building
Organizers:
Nicholas A. Loehr, College of William and Mary
Gabor Pataki, University of North Carolina, Chapel Hill
Margaret A. Readdy, University of Kentucky and M.I.T.
Carla D. Savage, North Carolina State University savage@csc.ncsu.edu
Ruriko Yoshida, University of Kentucky
- 2:30 p.m.
  Markov Bases for Two-way Subtable Sum Problems.
  Hisayuki Hara, University of Tokyo
  Akimichi Takemura, University of Tokyo
  Ruriko Yoshida*, University of Kentucky
  (1033-05-34)
- 3:00 p.m.
  On Finding Pipes and Cables: The Opaque Cover Problem.
  Scott Provan*, University of North Carolina
  Marcus Brazil, University of Melbourne
  Doreen Thomas, University of Melbourne
  Jia Weng, National Institute of Information and Communications Technology of Australia
  (1033-52-210)
- 3:30 p.m.
  Combinatorial properties of permutation tableaux.
  Alexander Burstein*, Howard University
  Niklas Eriksen, Chalmers University of Technology and G\"oteborg University
  (1033-05-252)
- 4:00 p.m.
  Some Statistics on Linear and Circular $r$-Mino Arrangements.
  Mark A. Shattuck*, University of Tennessee
  Carl G. Wagner, University of Tennessee
  (1033-05-58)

Inquiries: meet@ams.org