An explicit construction for neighborly centrally symmetric polytopes

An extended correction to ``Combinatorial Scalar Curvature and Rigidity of Ball Packings,'' (by D. Cooper and I. Rivin)

An extension of a theorem by Yao & Yao

An extension of Delsarte's method. The kissing problem in three and four dimensions

An extension of Mizoguchi-Takahaashi's fixed point theorem

An extremum property characterizing the n-dimensional regular cross-polytope

An Improved Lower Bound for Moser's Worm Problem

An Infinite Series of Perfect Quadratic Forms and Big Delaunay Simplexes in Z^n

An infinitesimally nonrigid polyhedron with nonstationary volume in the Lobachevsky 3-space

An interval version of separation by semispaces in max-min convexity

An introduction to the geometry of metric spaces

An introduction to the geometry of ultrametric spaces

An isomorphic version of the slicing problem

An overview of the Kepler conjecture

An Upper Bound for a Valence of a Codimension k Face in a Parallelotope tiling

An upper bound on the volume of the symmetric difference of a body and a congruent copy

Analogues of Alexandrov's and Stoker's theorems for ball-polyhedra

Analogues of the central point theorem for families with $d$-intersection property in $\mathbb R^d$

Angle sums on polytopes and polytopal complexes

Angles as probabilities