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math.CO2020
Enumerating extreme points of the polytopes of stochastic tensors: an optimization approac
Fuzhen Zhang, Xiao-Dong Zhang
This paper is concerned with the extreme points of the polytopes of stochastic tensors. By a tensor we mean a multi-dimensional array over the real number field. A line-stochastic…
math.CO2016★ 14 cited
Polytopes of Stochastic Tensors
Haixia Chang, Vehbi E. Paksoy, Fuzhen Zhang
Considering stochastic tensors (i.e., nonnegative hypermatrices in which every sum over one index , , or , is 1), we study the polytope ($Ω…