ZHAO Bao (1990-), male, native of Qingyang, Gansu, master student of Lanzhou Jiaotong University, engages in differential equations and dynamic systems; YANG Yun-rui (1979-), female, native of Tianshui, Gansu, professor of Lanzhou Jiaotong University, master supervisor, Ph.D, engages in differential equations and dynamic systems, (partial) functional differential equations; MA Zhu-yan (1993-), female, native of Yulin, Shanxi, master student of Lanzhou Jiaotong University, engages in differential equations and dynamic systems.

Supported by

Supported by the National Natural Science Foundation of China (Grant No. 11761046);
Science and Technology Plan Foundation of Gansu Province of China (Grant No. 20JR5RA411).