New posts in Polytopes

How to show that any polytope $P$ is spanned by the neighboring edges of any vertex $x$?

What is the difference between $\dot{x} = Ax + b +Bu$ and $\dot{x} = Ax + Bu$, where b is a constant vector?

Why is the permutohedron simple?

How many uniform polytopes are there in higher dimensions?

Product of two polytopes is a polytope

Number of nonnegative integral solutions of $3x+y+z \leq 25$

For which dimensions does it exist a regular n-polytope such that the distance of its vertex to its center equals the lenght of its side?

Faster algorithms for convex hulls

How to check whether a convex polyhedron is contained in another convex polyhedron?

Vertex-transitive polytope with large facet