Name: Wang Lingdi

Title: Associate Professor

Office: 406

Email: wanglingdi@henu.edu.cn

Research Interests: problems related to Markov processes in probability theory and mathematical statistics, especially Markov process ergodic theory, convergence rate and eigenvalue estimation, functional inequality, etc

**Educational Background:**

2010.09-2013.06, Doctor, Beijing Normal University, majoring in probability theory and mathematical statistics

September 2007 to June 2010, Master, Beijing Normal University, majoring in probability theory and mathematical statistics

2003.09-2007.07, Bachelor, Henan University, majoring in mathematics and application

**Work Experience:**

September 2020 -present, Associate Professor, Henan University

July 2013 to September 2020, Lecturer, Henan University

2019.12-2021.12 ,Postdoctoral of Henan University

**Representative Academic Papers:**

[1] Wang, L.D. Ren, P., Exponential Ergodic Rates of Markov Switching Diffusion Processes, Chinese Journal of Applied Probability and Statistics, 2020, 36(5):453-466.

[2] Wang, L.D. Shao, J., Variational formula for the stability of regime-switching diffusion processes, Science China Mathematics, 2018, 61(4): 659—676.

[3] Liao, Z., Wang, L.D., Zhang Y., Probabilistic Meanings of Numerical Characteristics for Single Birth Processes, Chinese Journal of Applied Probability and Statistics, 2016, 32(5):452--462.

[4] Chen, MF, Wang, L.D. Zhang, Y., Mixed eigenvalues of p-Laplacian，Frontiers of Mathematics in China，2015, 10(2): 249--274.

[5] Chen, MF, Wang, L.D., Zhang, Y., Mixed eigenvalues of discrete $p$-Laplacian，Frontiers of Mathematics in China, 2014, 9(6):1261--1292.

[6] Wang, L.D., Zhang Y., Criteria for Zero-Exit (-Entrance) of Single-Birth (-Death) Q-Matrices, Acta Mathematica Sinica, Chinese series, 2014, 57(04): 681--692.

[7] Wang, L.D., Zhang, Y., The first Dirichlet eigenvalue of birth–death process on trees, Statistics and Probability Letters, 2013, 83(9): 1973--1982.

[8] Chen, MF, Wang, L.D., Zhang, Y., Mixed principal eigenvalues in dimension one，Frontiers of Mathematics in China, 2013, 8(2): 317--343.

**Research Projects:**

1. Research on convergence and stability of stochastic (functional) differential equations in random environment (11771327), general project of National Natural Science Foundation of China, 480000 yuan from January 2018 to December 2021, in research, participating

2. Convergence rate and p-Laplacian eigenvalue estimation of tree birth and death process (11526075), special fund project of National Natural Science Foundation of China (Mathematics Tianyuan), 2016 / 01-2016 / 12, 26000 yuan, conclusion, presided over

3. Asymptotic theory and application of dependent random matrix spectral statistics (11401169), National Natural Science Foundation of China, 2015 / 01-2017 / 12, 230000 yuan, conclusion, participation

4. Ergodicity of tree birth and death process and its application (16a110010), key scientific research project of colleges and universities, RMB 30000 from January 2016 to December 2017, concluded and presided over

5. Estimation of convergence rate of two types of Markov processes (2013ybzr045), scientific research fund project of Henan University, 2014 / 01-2015 / 12,10000 yuan, conclusion, presided over

Main Courses:

Undergraduates: probability theory, (Applied) mathematical statistics, multivariate statistical analysis

Graduate students: advanced probability theory

**Academic Exchange:**

From October 20 to October 21, 2018, he was invited to give a report on the exponential ergodic convergence rate of Markov switching process with reflection boundary at the "Symposium on Markov process of Beijing Normal University", Beijing

From July 11, 2019 to July 15, 2019, he was invited to attend the "the 15th Workshop on Markov processes and related topics" conference and displayed the poster of experimental energetic rates of Markov switching diffusion processes, Jilin

From April 17, 2021 to April 18, 2021, he was invited to participate in the "seminar on random processes in random environment", and made a report on estimates for general decay rates for a class of Markov switching diffusion processes, Tianjin

**Honors and Awards:**

Excellent graduation thesis (design and creation) instructor of Minsheng College of Henan University in 2021

Second prize of teaching skill competition of Henan University in 2020

In 2020, the provincial first prize of "Henan province undergraduate education online teaching excellent course mathematical statistics" (2 / 4)

2017 Henan University Minsheng College 2016-2017 academic year teaching (Experiment) excellent teaching award

2016 excellent graduation thesis (design and creation) instructor of Minsheng College of Henan University