基金supported by the National Natural Science Foundation of China(Grant No.11601083)the Program for Probability and Statistics:Theory and Application(Grant No.IRTL1704)the Program for Innovative Research Team in Science and Technology in Fujian Province University(IRTSTFJ)
基金the National Science Foundations of China(10971180,11271169)the Project Funded by the Priority Academic Program Development of Jiangsu Higher Education Institutions