Category Archives: Convexity

Five Open Problems Regarding Convex Polytopes

   The problems  1. The conjecture A centrally symmetric d-polytope has at least non empty faces. 2. The cube-simplex conjecture For every k there is f(k) so that every d-polytope with has a k-dimensional face which is either a simplex … Continue reading

Posted in Combinatorics, Convex polytopes, Convexity, Open problems | Tagged , , , | 17 Comments