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math.CO2021★ 3 cited
Adjacency eigenvalues of graphs without short odd cycles
Shuchao Li, Wanting Sun, Yuantian Yu
It is well known that spectral Turán type problem is one of the most classical {problems} in graph theory. In this paper, we consider the spectral Turán type problem. Let be a…
math.CO2021
An arithmetic criterion for graphs being determined by their generalized -spectrum
Shuchao Li, Wanting Sun
Let be a graph on vertices, its adjacency matrix and degree diagonal matrix are denoted by and , respectively. In 2017, Nikiforov \cite{0007} introduced the ma…