7:00 p.m. Point sets with distinct distances. Torsten Thiele*, Freie University Berlin, Germany
Hanno Lefmann, University of Dortmund, Germany
(897-52-329)
7:30 p.m. On Conway's thrackle problem. Mario Szegedy*, AT&T Bell Laboratories, Murray Hill, New Jersey
(897-52-524)
8:00 p.m. Discrete entire functions via circle packing. Kenneth Stephenson*, University of Tennessee, Knoxville
(897-30-42)
8:30 p.m. An electronically accessible catalogue of arrangements of points on spheres. N. J. A. Sloane*, AT&T Bell Laboratories, Murray Hill, New Jersey
(897-52-594)
9:00 p.m. The geometry of Chiral polytopes. Egon Schulte*, Northeastern University
(897-51-555)
9:30 p.m. On lattice packing densities. J. A. Rush*, University of Washington
(897-11-295)
1:00 p.m. Janson's inequality and differences of distances. Joel Spencer*, Courant Institute of Mathematical Sciences, New York University
(897-52-581)
1:30 p.m. Some constructions of spherical 5-designs. Bruce A. Reznick*, University of Illinois, Urbana-Champaign
(897-52-242)
2:00 p.m. Convex polytopes and smooth structures on manifolds. Peter Mani-Levitska*, University of Bern, Switzerland
Nikolai Mnev, Steklov Institute of Mathematics, Russia
(897-52-959)
2:30 p.m. A note on stress and weights. Carl Lee*, University of Kentucky
(897-52-712)
3:00 p.m. Tiling the line with one tile. Jeffrey C. Lagarias*, AT&T Bell Laboratories, Murray Hill, New Jersey
Yang Wang, Georgia Institute of Technology
(897-52-424)
3:30 p.m. Tiling the three-cube and the three-sphere with congruent knotted Tori. Wlodzimierz Kuperberg*, Auburn University, Auburn
(897-52-678)
4:00 p.m. Isogonal prismatoids. Branko Grunbaum*, University of Washington
(897-52-398)
4:30 p.m. Geometric and discrete tomography. R. J. Gardner*, Western Washington University
(897-52-408)
5:00 p.m. Covering a varrho-set by unit circles. G\'abor Fejes-T\'oth*, Hungarian Academy of Science, Hungary
(897-52-559)
5:30 p.m. Orbit polytopes. Alexander I. Barvinok*, University of Michigan, Ann Arbor
(897-52-449)
6:00 p.m. Old and new problems and results on the distribution of distances. Paul Erd\H os*, Hungarian Academy of Science, Hungary
(897-52-748)