Qi Xiong

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math.CO2022

More on minors of Hermitian (quasi-)Laplacian matrix of the second kind for mixed graphs

Qi Xiong, Gui-Xian Tian, Shu-Yu Cui

A mixed graph $M_{G}$ is the graph obtained from an unoriented simple graph $G$ by giving directions to some edges of $G$ , where $G$ is often called the underlying graph of $M_{G}$ …

math.CO2022

Quantum State Transfer on Neighborhood Corona of Two Graphs

Xiao-Qin Zhang, Qi Xiong, Gui-Xian Tian +1

Given two graphs $G_{1}$ of order $n_{1}$ and $G_{2}$ , the neighborhood corona of $G_{1}$ and $G_{2}$ , denoted by $G_{1} ★ G_{2}$ , is the graph obtained by taking one copy of…