2 problems

For integers $m_1,\ldots,m_t\geq 1$, consider the product of simplices … Let $\Asso[m_i]$ denote Loday's associahedron of dimension $m_i$, and let $\star$ denote the shuffle operat…

Let $\mathsf{P}$ be a product of two simplices, and let its pivot polytope be the max-slope pivot rule polytope associated with $\mathsf{P}$ and a generic objective and weight. A p…