AMS Sectional Meeting Program by Special Session

Current as of Sunday, May 3, 2009 00:21:11

Program | Deadlines | Registration/Housing/Etc. | Inquiries: meet@ams.org

Associate secretaries:
Michel L Lapidus, AMS lapidus@math.ucr.edu, lapidus@mathserv.ucr.edu

Saturday April 25, 2009, 8:00 a.m.-10:50 a.m.
Special Session on Matroids in Algebra and Geometry, I
Room 113, Hensill Hall
Organizers:
Federico Ardila, San Francisco State University federico@math.sfsu.edu
Lauren Williams, Harvard University lauren@math.harvard.edu
- 8:00 a.m.
  How to draw a tropical plane.
  Sven Hermann, Technical University Darmstadt, Germany
  Anders Jensen, University of Gottingen, Germany
  Michael Joswig, Technical University Darmstadt, Germany
  Bernd Sturmfels*, University of California at Berkeley
  (1049-05-18)
- 9:00 a.m.
  Cellular resolutions of monomial ideals from coarse tropical type decompositions.
  Anton Dochtermann*, TU Berlin
  Michael Joswig, TU Darmstadt
  Raman Sanyal, UC Berkeley
  (1049-05-179)
- 10:00 a.m.
  Valuations for matroid polytope subdivisions.
  Federico Ardila, San Francisco State University
  Alex Fink, University of California, Berkeley
  Felipe Rincon*, University of California, Berkeley
  (1049-05-112)
- 10:30 a.m.
  Universality for valuations of matroid polytope subdivisions.
  Alex R Fink*, UC Berkeley
  (1049-05-116)

Saturday April 25, 2009, 3:00 p.m.-5:40 p.m.
Special Session on Matroids in Algebra and Geometry, II
Room 113, Hensill Hall
Organizers:
Federico Ardila, San Francisco State University federico@math.sfsu.edu
Lauren Williams, Harvard University lauren@math.harvard.edu
- 3:00 p.m.
  Gale duality and Koszul duality.
  Tom Braden, University of Massachusetts
  Anthony Licata, Stanford University
  Nicholas Proudfoot*, University of Oregon
  Ben Webster, Massachusetts Institute of Technology
  (1049-16-71)
- 4:00 p.m.
  Random Walks and Hyperplane Arrangements.
  Persi Diaconis*, Stanford University, Departments of Mathematics & Statistics
  (1049-05-29)
- 5:00 p.m.
  Zonotopal combinatorics.
  Olga Holtz*, UC Berkeley and TU Berlin
  Amos Ron, UW Madison
  (1049-05-195)

Sunday April 26, 2009, 8:00 a.m.-10:50 a.m.
Special Session on Matroids in Algebra and Geometry, III
Room 113, Hensill Hall
Organizers:
Federico Ardila, San Francisco State University federico@math.sfsu.edu
Lauren Williams, Harvard University lauren@math.harvard.edu
- 8:00 a.m.
  Discussion
- 9:00 a.m.
  Quasisymmetric functions and decomposability of matroid polytopes.
  Kurt W. Luoto*, University of Washington, Seattle, WA
  (1049-05-49)
- 9:30 a.m.
  Oriented Matroids and the Geometry of Visibility.
  R Basri, Weizmann Institute
  P Felzenszwalb, University of Chicago
  R Girshick, University of Chicago
  D Jacobs, University of Maryland
  C Klivans*, University of Chicago
  (1049-05-151)
- 10:30 a.m.
  Tensors, Products, and Tutte Polynomials.
  Andrew Berget*, University of Minnesota
  (1049-05-93)

Sunday April 26, 2009, 3:00 p.m.-5:40 p.m.
Special Session on Matroids in Algebra and Geometry, IV
Room 113, Hensill Hall
Organizers:
Federico Ardila, San Francisco State University federico@math.sfsu.edu
Lauren Williams, Harvard University lauren@math.harvard.edu
- 3:00 p.m.
  The Hopf monoid of generalized permutahedra.
  Marcelo Aguiar*, Texas A&M University
  Federico Ardila, San Francisco State University
  (1049-05-92)
- 4:00 p.m.
  Triangulation of root polytopes and reduced forms.
  Karola Meszaros*, MIT
  (1049-05-99)
- 4:30 p.m.
  Positroids and Schubert Matroids.
  Suho Oh*, Massachusetts Institute of Technology
  (1049-05-126)
- 5:00 p.m.
  Polypositroids.
  Alexander Postnikov*, MIT
  Thomas Lam, Harvard University
  (1049-05-172)

Inquiries: meet@ams.org