Special Session

Arrangements and Related Topics

Organizers:  Dan Cohen   and  Anne Shepler

Friday, January 5		Morning Session
8:00	Hal Schenck	A spectral sequence stratification of cohomology jump loci
8:30	Sergey Yuzvinsky	Upper bound on the number of split fibers in a pencil of curves
9:00	Michael Falk	Resonant weights and critical loci of rational functions
9:30	Graham Denham	Resonance: getting past H1
10:00	Alan Durfee	Spaces of polynomial knots
10:30	Laurentiu Maxim	Topological invariants of singular complex hypersurfaces
Friday, January 5		Afternoon Session
2:15	Ruth Charney	Hyperbolic Deligne complexes and Artin groups
2:45	Vincent Beck	Relative Invariants: An Exterior Algebra
3:15	Harm Derksen	A symmetric function generalization of the Tutte polynomial
3:45	Nathan Reading	Lattice theory of the poset of regions, with applications to W-Catalan combinatorics
4:15	Aaron Abrams	A problem about tilings of squares
4:45	Darren Tapp	A result about Picard-Lefschetz monodromy
5:15	Masahiko Yoshinaga	Logarithmic vector fields and truncated affine Weyl arrangements
5:45	Scott Crass	Rational maps with the symmetries of complex reflection groups
Saturday, January 6		Afternoon Session
1:00	Hiroaki Terao	On the Heavyside functions of arrangements and the impossibility theorem by Kenneth Arrow
1:30	Michelle Wachs	The 1 mod k partition poset and graph connectivity
2:00	Max Wakefield	Degeneration varieties and Macaulay inverse systems
2:30	Constance Leidy	Calculating the higher-order degrees
3:00	Benjamin Howard	The space of n ordered points on the line is cut out by simple quadrics if n is not six
3:30	Stefan Tohaneanu	Freeness of Line-Conic Arrangements in P2