news
recent papers
- (with Alan Stapledon) On the log-concavity of Hilbert series of Veronese subrings and Ehrhart series,
Mathematische Zeitschrift 264, no. 1 (2010), 195-207.
- (with Mary Halloran)
Finite trigonometric character sums via discrete Fourier analysis,
to appear in International Journal of Number Theory.
- (with Christian Haase and Steven Sam)
Grid graphs, Gorenstein polytopes, and domino stackings,
to appear in Graphs and Combinatorics.
- (with Andrew Van Herick) Enumeration of 4x4 magic squares,
to appear in Mathematics of Computation.
- (with Federico Ardila, Serkan Hosten, Julian Pfeifle, and Kim Seashore)
Root polytopes and growth series of root lattices
- (with Sinai Robins and Steven Sam)
Positivity theorems for solid-angle polynomials
- (with Ira Gessel, Sunyoung Lee, and Carla Savage)
Symmetrically constrained compositions
- (with Ben Braun)
Nowhere-harmonic colorings of graphs
fall 09 course
upcoming activities
support