Polytopes of Stochastic Tensors

Haixia Chang, Vehbi E. Paksoy, Fuzhen Zhang

Considering $n\times n\times n$ stochastic tensors $(a_{ijk})$ (i.e., nonnegative hypermatrices in which every sum over one index $i$, $j$, or $k$, is 1), we study the polytope ($Ω…