Personal Information
Zhao Dejun, male, Master, awarded from Zhejiang University. Associate Professor, College of Fundamental Studies,Shanghai University of Engineering Science. +86-21-67791190, zdejun@sohu.com.
Research Fields
Professor Zhao Dejun’s current research interests are mainly in The approximation theory of functions, including the operator approximation, rational Muntz approximation, and real analysis inequality.
Research Achievements
1. Zhao Dejun et al. Teaching reform and practice of University Mathematics Curriculum. Shanghai college undergraduate course teaching reform project. Duration: 2011.09～2012.09. Grant amount: RMB 50,000.
2. Zhao Dejun. Some sharp estimates of the constants of Landau and Lebesgue. Journal of Mathematical Analysis and Applications, 349 (1): 68-73, 2009.
3. Zhao Dejun and Qian Lili. On Pointwise estimate for a class of Muntz rational approximation, Acta Analysis Functionalis Applicata, 11(2): 151-157, 2009.
4. Zhao Dejun, Zhou Songping,Yu Dansheng and Wang Jianli . Weighted Turan type inequality for rational functions with prescribed poles. Journal of Mathematical Inequalities. 8(2): 251-265, 2014
5. Zhao Dejun and Zhou Songping. Turan type inequality for the derivative of real algebraic polynomials which have complex zeros, Scientific Research Publishing(SRP), Inc.,USA, 91-95, 2012.5
