Joint Mathematics Meetings Program by Special Session
Current as of Saturday, January 13, 2007 12:54:12
Program 
Deadlines 
Inquiries: meet@ams.org
Joint Mathematics Meetings
New Orleans, LA, January 58, 2007 (Friday  Monday)
Meeting #1023
Associate secretaries:
Susan J Friedlander, AMS susan@math.northwestern.edu
James J Tattersall, MAA tat@providence.edu
AMS Special Session on Arrangements and Related Topics

Friday January 5, 2007, 8:00 a.m.10:50 a.m.
AMS Special Session on Arrangements and Related Topics, I
Organizers:
Daniel C. Cohen, Louisiana State University cohen@math.lsu.edu
Anne V. Shepler, University of North Texas ashepler@unt.edu

8:00 a.m.
A spectral sequence stratification of cohomology jump loci.
Hal Schenck*, Texas A&M University
Graham Denham, University of Western Ontario
(102313518)

8:30 a.m.
Upper bound on the number of split fibers in a pencil of curves.
Jorge V Pereira, IMPA
Sergey Yuzvinsky*, University of Oregon
(102314796)

9:00 a.m.
Resonant weights and critical loci of rational functions.
Daniel C. Cohen, Lousiana State University
Graham Denham, University of Western Ontario
Michael J. Falk*, Northern Arizona University
Alexander N. Varchenko, University of North Carolina
(1023141410)

9:30 a.m.
Resonance: getting past $H^1$.
Graham Denham*, University of Western Ontario
Hal Schenck, Texas A&M University
(1023131583)

10:00 a.m.
Nonfiniteness properties of fundamental groups of smooth projective varieties.
Alexandru Dimca, Universit\'e de Nice SophiaAntipolis
Stefan Papadima, Institute of Mathematics of the Romanian Academy
Alexander I Suciu*, Northeastern University
(102320712)

10:30 a.m.
Topological invariants of singular complex hypersurfaces.
Laurentiu G. Maxim*, University of Illinois at Chicago
(1023551006)

Friday January 5, 2007, 2:15 p.m.6:05 p.m.
AMS Special Session on Arrangements and Related Topics, II
Organizers:
Daniel C. Cohen, Louisiana State University cohen@math.lsu.edu
Anne V. Shepler, University of North Texas ashepler@unt.edu

2:15 p.m.
Hyperbolic Deligne complexes and Artin groups.
Ruth Charney*, Brandeis University
John Crisp, Universite de Bourgogne, Dijon
(102320462)

2:45 p.m.
Relative Invariants : An Exterior Algebra.
Vincent Beck*, Institut Mathematiques de Jussieu  Universite Paris 7
(102320503)

3:15 p.m.
A symmetric function generalization of the Tutte polynomial.
Harm Derksen*, University of Michigan
(102305936)

3:45 p.m.
Lattice theory of the poset of regions, with applications to $W$Catalan combinatorics.
Nathan Reading*, North Carolina State University
(1023051097)

4:15 p.m.
A problem about tilings of squares.
Aaron D Abrams*, Emory University
(1023511571)

4:45 p.m.
The Rauzy tiling and associated algebras.
Alex Clark, University of North Texas
Karin Erdmann, University of Oxford
Sibylle Schroll*, University of Oxford
(102316615)

5:15 p.m.
Logarithmic vector fields and truncated affine Weyl arrangements.
Masahiko Yoshinaga*, The Abdus Salam International Centre for Theoretical Physics
(102305931)

5:45 p.m.
Rational maps with the symmetries of complex reflection groups.
Scott Crass*, CSU, Long Beach
(102351909)

Saturday January 6, 2007, 1:00 p.m.3:50 p.m.
AMS Special Session on Arrangements and Related Topics, III
Organizers:
Daniel C. Cohen, Louisiana State University cohen@math.lsu.edu
Anne V. Shepler, University of North Texas ashepler@unt.edu

1:00 p.m.
On the Heavyside functions of arrangements and the impossibility theorem by Kenneth Arrow.
Hiroaki Terao*, Hokkaido University
(1023321880)

1:30 p.m.
The $1 \bmod k$ partition poset and graph connectivity.
John Shareshian, Washington University
Michelle L. Wachs*, University of Miami
(1023051742)

2:00 p.m.
Degeneration varieties and Macaulay inverse systems.
Max D. Wakefield*, Hokkaido University
(1023131073)

2:30 p.m.
Break.

3:00 p.m.
The space of n ordered points on the line is cut out by simple quadrics if n is not six.
Benjamin J Howard*, Institute for Mathematics and its Applications
John Millson, University of Maryland College Park
Andrew Snowden, Princeton University
Ravi Vakil, Stanford University
(1023141068)

3:30 p.m.
Freeness of LineConic Arrangements in $\mathbb{P}^2$.
Stefan O Tohaneanu*, Texas A&M University
Hal Schenck, Texas A&M University
(1023521402)
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