3 papers
cs.SI2023
Link residual closeness of graphs with fixed parameters
Leyou Xu, Chengli Li, Bo Zhou
Link residual closeness is a newly proposed measure for network vulnerability. In this model, vertices are perfectly reliable and the links fail independently of each other. It mea…
math.CO2023
Hamiltonicity of -tough -free graphs
Leyou Xu, Chengli Li, Bo Zhou
Given a graph , a graph is -free if does not contain as an induced subgraph. For a positive real number , a non-complete graph is said to be -tough if f…
q-fin.GN2016
The Affine Wealth Model: An agent-based model of asset exchange that allows for negative-wealth agents and its empirical validation
Jie Li, Bruce M. Boghosian, Chengli Li
We present a stochastic, agent-based, binary-transaction Asset-Exchange Model (AEM) for wealth distribution that allows for agents with negative wealth. This model retains certain…