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math.MG2021
Measured expanders
Kang Li, Ján Špakula, Jiawen Zhang
By measured graphs we mean graphs endowed with a measure on the set of vertices. In this context, we explore the relations between the appropriate Cheeger constant and Poincaré ine…
math.MG2019★ 1 cited
On the structure of asymptotic expanders
Ana Khukhro, Kang Li, Federico Vigolo +1
In this paper, we use geometric tools to study the structure of asymptotic expanders and show that a sequence of asymptotic expanders always admits a "uniform exhaustion by expande…