Yongxiang Li received his M.S. degree in applied mathematics from Sichuan University, Chengdu, China, in 1988, and his Ph. D. degree from Lanzhou University, Gansu, China, in 2004. Since 1988, he has worked in Northwest Normal University, Gansu, China. He has been appointed as an Associate Professor in 1996 and a Full Professor in 2001. He has been as a reviewer of Mathematical Review since 2005 and as reviewer of Zentralblatt MATH since 2003. He is interested in periodic problems of nonliniear ordinary differential equations and evolution equations, boundary value problems of nonliniear ordinary differential equations and nonlinear and fixed-point theory of nonlinear operator.
Biography Updated on 17 May 2013