
AMS Sectional Meeting AMS Special Session
Current as of Saturday, March 24, 2012 00:23:03
Program ·
Deadlines ·
Registration/Housing/Etc.
Special Event or Lecture ·
Inquiries: meet@ams.org
2012 Spring Eastern Sectional Meeting
George Washington University, Washington, DC
March 1718, 2012 (Saturday  Sunday)
Meeting #1080
Associate secretaries:
Steven H Weintraub, AMS shw2@lehigh.edu
Special Session on Convex and Discrete Geometry

Saturday March 17, 2012, 8:00 a.m.10:20 a.m.
Special Session on Convex and Discrete Geometry, I
Room 207, Funger Hall Organizers: Jim Lawrence, George Mason University Valeriu Soltan, George Mason University vsoltan@gmu.edu

8:00 a.m.
One the unit ball and isoperimetrix in Minkowski spaces.
Zokhrab Mustafaev*, University of HoustonClear Lake, USA
Horst Martini, University of Technology Chemnitz, Germany
(10805239)

8:30 a.m.
On foams with convex cells each containing a unit ball.
Karoly Bezdek*, University of Calgary
(108052259)

9:00 a.m.
About piercing numbers of affine planes, lines and intervals.
Deborah Oliveros*, Instituto de Matematicas, UNAM
(108052194)

9:30 a.m.
Characterization of Simplices via Measures of Symmetries.
Gabor Toth*, Department of Mathematics, Rutgers University, Camden
(10805242)

10:00 a.m.
Double normals in the plane and on the sphere.
Konrad J Swanepoel*, London School of Economics
(108052216)

Saturday March 17, 2012, 1:30 p.m.4:20 p.m.
Special Session on Convex and Discrete Geometry, II
Room 207, Funger Hall Organizers: Jim Lawrence, George Mason University Valeriu Soltan, George Mason University vsoltan@gmu.edu

1:30 p.m.
Minsum $k$flats and minsum hyperspheres in normed spaces.
Horst Martini*, Faculty of Mathematics, University of Technology
(108052103)

2:00 p.m.
Monotone spreads of compact convex sets.
Robert J. MacG. Dawson*, Saint Mary's University
(108052161)

2:30 p.m.
Small containers for large families of sets.
Andras Bezdek, Auburn University
Wlodzimierz Holsztynski, San Francisco, California
Wlodzimierz Kuperberg*, Auburn University
(108052184)

3:00 p.m.
On the search of new affine invariants for convex bodies.
Alina Stancu*, Concordia University
(108052183)

3:30 p.m.
On properties of convex discpolygons.
Ferenc Fodor*, Department of Geometry, Bolyai Institute, University of Szeged, Hungary
(108052323)

4:00 p.m.
Convex surfaces in $\mathbb{R}^n$ with hyperplanar shadowboundaries.
Valeriu Soltan*, George Mason University
(10805244)

Sunday March 18, 2012, 8:00 a.m.10:50 a.m.
Special Session on Convex and Discrete Geometry, III
Room 207, Funger Hall Organizers: Jim Lawrence, George Mason University Valeriu Soltan, George Mason University vsoltan@gmu.edu

8:00 a.m.
Peaks and the cdindex.
Samuel K Hsiao*, Bard College
(108005315)

8:30 a.m.
The {\bf cd}indices, $CD$vectors, and $h$vectors of convex polytopes.
Carl W. Lee*, Department of Mathematics, University of Kentucky
(108052178)

9:00 a.m.
Convex Sets in Empty Convex Position.
Gábor Fejes Tóth*, Alfréd Rényi Institute of Mathematics, Hungarian Academy of Sciences
(108052280)

9:30 a.m.
Symmetric Graphicahedra.
Egon Schulte*, Northeastern University
(108052139)

10:00 a.m.
The T(5) Property of Families of Overlapping Unit Disks.
T. Bisztriczky*, University of Calgary
K. Boroczky, Eotvos Lorand University
A. Heppes, Renyi Mathematics Institute
(108052341)

10:30 a.m.
Minimum Beam Detectors for Polygonal Regions.
Scott Provan*, University of North Carolina
Marcus Brazil, University of Melbourne
Doreen Thomas, University of Melbourne
Jia Weng, University of Melbourne
(10805143)

Sunday March 18, 2012, 3:00 p.m.5:50 p.m.
Special Session on Convex and Discrete Geometry, IV
Room 207, Funger Hall Organizers: Jim Lawrence, George Mason University Valeriu Soltan, George Mason University vsoltan@gmu.edu

3:00 p.m.
On fair partitions of polygons.
Andras Bezdek*, Auburn University, Auburn, AL and Renyi Institute of Mathematics, Budapest, Hungary
(108052350)

3:30 p.m.
Restrictions on linear isomorphisms between spaces of smooth functions on compact manifolds.
Geoff Diestel, Texas A&M University  Central Texas
Ralph Howard*, University of South Carolina
(108046199)

4:00 p.m.
A Surprising Geometric Transformation.
Dan P Ismailescu*, Hofstra University
(108052342)

4:30 p.m.
Hompolytopes between regular polytopes.
J. Gubeladze, San Francisco State University
Jack Edward Love*, San Francisco State University
(108052108)

5:00 p.m.
Centrally symmetric polytopes with many faces.
Seung Jin Lee*, University of Michigan
Alexander Barvinok, University of Michigan
Isabella Novik, University of Washington
(108052273)

5:30 p.m.
When is the product of two Davis matrices a Davis matrix?
Jim Lawrence*, George Mason University
(108052247)
Inquiries: meet@ams.org

