3:00 p.m. Orthogonal Matroids. Andrew Vince, University of Florida
Neil L White*, University of Florida
(964-05-85)
3:30 p.m. Recovering Lexicographic Triangulations from their $z$-vectors. Wendy A Weber*, Central College
Carl W Lee, University of Kentucky
(964-52-201)
4:00 p.m. Permutahedra Relative to a Regular Polytope. Vincent J Matsko*, Quincy University
(964-52-153)
4:30 p.m. Discrete Morse functions from lexicographic orders. Eric K Babson, University of Washington
Patricia L Hersh*, University of Washington
(964-05-198)
5:00 p.m. Alexander duality for projections of polytopes. Xun Dong*, University of Minnesota
(964-52-14)
5:30 p.m. Revisiting bicyclic 4-polytopes. Ted Bisztriczky*, University of Calgary
(964-52-23)
9:00 a.m. First-order and Convex Rigidity of Polyhedra in Euclidean, Spherical and Hyperbolic Spaces I. Franco V. Saliola, Cornell University
Walter J. Whiteley*, York University
(964-52-219)
9:30 a.m. First-Order and Convex Rigidity of Polyhedra in Euclidean, Spherical and Hyperbolic Spaces II. Franco V Saliola*, Cornell University
Walter J Whiteley, York University
(964-52-212)
10:00 a.m. Perfect Delaunay Polytopes for Lattices. Robert M Erdahl*, Queen's University
(964-52-164)
10:30 a.m. Edge maximal unit distance graphs in the plane. Brigitte Servatius*, Worcester Polytechnic Institute
(964-05-235)
11:00 a.m. Commensurate Delaunay Tilings of $\mathbb{Z}^n$ and Voronoi's Theory of L-types. Robert M Erdahl, Queen's University
Konstantin Rybnikov*, Cornell University
(964-52-240)
3:00 p.m. A positive semidefinite version of a simple polytope does not exist in some dimensions. Alexander Barvinok*, University of Michigan
(964-52-118)
3:30 p.m. Linear Programming with no Right Hand Side. Walter Morris*, George Mason University
(964-90-196)
4:00 p.m. Some results on the dominating set polytope. Teresa M Contenza*, University of Montevallo
(964-52-149)
4:30 p.m. Lattice points of Flow polytopes. Jesus A De Loera*, Univ. of California, Davis
Bernd Sturmfels, Univ. of California, Berkeley
(964-52-121)
5:00 p.m. Toward Characterizing the Mutation Count Matrices. Jim Lawrence*, George Mason University
(964-52-242)