2 papers
math.CO2026
On circulant ternary coherent configurations of prime degree
Gang Chen, Qing Ren, Ilia Ponomarenko
Ternary coherent configurations are, on the one hand, a special case of multidimensional coherent configurations introduced by L. Babai (2016), and, on the other hand, a natural ge…
math.GR2026
An affirmative answer to a question on connectivity of p-subgroup posets with irreducible characters
Gang Chen, Wenhua Zhao
Let be a prime, a nonnegative integer, and G a finite p-group with dividing . Let I be the intersection of all subgroups of order in . It is pro…