3 papers
math.PR2021
Precise large deviations of sums of widely dependent random variables and its applications
Zhaolei Cui, Yuebao Wang
In this paper, we obtain some results on precise large deviations for non-random and random sums of widely dependent random variables with common dominatedly varying tail distribut…
math.PR2019
On the long tail property of product convolution
Zhaolei Cui, Guancheng Jiang, Yuebao Wang
Let and be two independent random variables with corresponding distributions and supported on . The distribution of the product , which is called th…
math.PR2018
On the almost decrease of a subexponential density
Tao Jiang, Yuebao Wang, Zhaolei Cui
For a subexponential density, so far, there has been no positive conclusion or counter example to show whether it is almost decreasing. In this paper, a subexponential density supp…