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math.GR2020
Algebraic and topological properties of Riordan groups over finite fields
Gi-Sang Cheon, Nhan-Phu Chung, Minh-Nhat Phung
In this paper, we investigate algebraic and topological properties of the Riordan groups over finite fields. These groups provide a new class of topologically finitely generated pr…
math.CO2020
Counting independent sets in Riordan graphs
Gi-Sang Cheon, Ji-Hwan Jung, Bumtle Kang +4
The notion of a Riordan graph was introduced recently, and it is a far-reaching generalization of the well-known Pascal graphs and Toeplitz graphs. However, apart from a certain su…