105 citations · 123 across the 12 of their papers we have counts for
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math.GT2018
Many Three Dimensional Objects Inspired From Finite Groups
Zhi Chen
Starting from considering deeper relationship between conjugacy classes and irreducible representations of a finite group , we find some quite simple matrice defined by usin…
math.CO2018★ 1 cited
Partitions of the polytope of Doubly Substochastic Matrices
Lei Cao, Zhi Chen
In this paper, we provide three different ways to partition the polytope of doubly substochastic matrices into subpolytopes via the prescribed row and column sums, the sum of all e…