3 papers
math.PR2023
Quasi-stationary distribution for continuous-state branching processes with competition
Pei-Sen Li, Jian Wang, Xiaowen Zhou
We study quasi-stationary distribution of the continuous-state branching process with competition introduced in Berestycki, Fittipaldi and Fontbona\ (Probab. Theory Relat. Fields,…
math.PR2016
Perturbations of continuous-time Markov chains
Pei-Sen Li
The equivalence of regularity of a Q-matrix with its bounded perturbations is proved and a integration by parts formula is established for the associated Feller minimal transition…
math.PR2016
Nonlinear branching processes with immigration
Pei-Sen Li
The nonlinear branching process with immigration is constructed as the pathwise unique solution of a stochastic integral equation driven by Poisson ran- dom measures. Some criteria…