2 papers
math.ST2023
Bell-INGARCH Model
Ying Wang, Shuang Chen, Lianyong Qian
Integer-valued time series exist widely in economics, finance, biology, computer science, medicine, insurance, and many other fields. In recent years, many types of models have bee…
math.DS2023
Destabilization of synchronous periodic solutions for patch models: a criterion by period functions
Shuang Chen, Jicai Huang
In this paper, we study the destabilization of synchronous periodic solutions for patch models. By applying perturbation theory for matrices, we derive asymptotic expressions of th…