English

Estimates on transition densities of subordinators with jumping density decaying in mixed polynomial orders

Probability 2020-02-19 v2

Abstract

In this paper, we discuss estimates on transition densities for subordinators, which are global in time. We establish the sharp two-sided estimates on the transition densities for subordinators whose L\'evy measures are absolutely continuous and decaying in mixed polynomial orders. Under a weaker assumption on L\'evy measures, we also obtain a precise asymptotic behaviors of the transition densities at infinity. Our results cover geometric stable subordinators, Gamma subordinators and much more.

Keywords

Cite

@article{arxiv.1912.10565,
  title  = {Estimates on transition densities of subordinators with jumping density decaying in mixed polynomial orders},
  author = {Soobin Cho and Panki Kim},
  journal= {arXiv preprint arXiv:1912.10565},
  year   = {2020}
}

Comments

47 pages. Example 3.4 is updated