Qingwen Hu's Homepage

	Department of Mathematical Sciences       University of Texas at Dallas       800 W Campbell Road       Richardson, TX, 75080           Office: Founders Building 2.610E       Phone: (972) 883-6599       Email: qingwen@utdallas.edu

Courses

• Math 2413: Differential Calculus, Fall 2012.
• Math 2420: Differential Equations, Summer 2012.
• Math 2451: Multivariable Calculus, Summer 2012.
• Math 2413: Differential Calculus, Spring 2012.
• Math 2418: Linear Algebra, Summer 2011.
• Math 2312: Precalculus, Summer 2011.
• Math 2420: Differential Equations, Spring 2011.
• Math 2333: Matrics, Vectors and Their Applications, Fall 2010.
• Math 2420: Differential Equations, Fall 2010.

Education

• York University, Toronto, Canada. Ph.D. in Mathematics, September 2002 - August 2008.
  Dissertation Title: Differential equations with state-dependent delay: global Hopf bifurcation and smoothness dependence on parameters.
  Supervisor: Jianhong Wu. Co-supervisor: Yuming Chen.
• Wuhan University, Wuhan, China. M.S. in Mathematics, September 1998 - July 2001.
  Thesis Title: Genetic algorithms and their application for optimal control of discrete time systems.
  Supervisor: Chengxiu Gao.
• Hubei University, Wuhan, China. B.S. in Mathematics Education, September 1994 - July 1998.

Professional Experiences

• Assistant Professor, University of Texas at Dallas, September 2012 - present
• Research Assistant Professor, University of Texas at Dallas, August 2010 - August 2012.
• Postdoctoral Research Fellow, Memorial University of Newfoundland, September 2009 - August 2010.
• Postdoctoral Research Fellow, University of Western Ontario, September 2008 - August 2009.

Research Interests

Dynamical systems; state-dependent delay differential equations and their applications in engineering and biology; equivariant degree theory and applications; nonlinear analysis; operations research.

Publications and Preprints

 

• (with Wu, J. and Zou, X.) Estimates of periods and global continua of periodic solutions of differential equations with state-dependent delay, SIAM Journal on Mathematical Analysis, 44 (2012), 2401 - 2427.
 

• (with Krawcewicz, W. and Turi, J.) Global stability lobes of a state-dependent model of turning processes, SIAM J. Appl. Math., 72 (2012), 1383-1405.
 

• (with Krawcewicz, W. and Turi, J.) Stabilization in a state-dependent model of turning processes , SIAM Journal on Applied Mathematics, 72 (2012), 1-24.
 

• (with Zhao, X.-Q.) Global dynamics of a state-dependent delay model with unimodal feedback, submitted, 2012.
 

• (with Zou, X.) Optimal vaccination strategies during an influenza epidemic, submitted, 22 pages, 2012.
 

• (with Krawcewicz, W., Wu, J. and Krisztin, T.) Analyticity of bounded solutions of analytic state-dependent delay equations, preprint, 2012.
 

• (with Wu, J.) Global continuation of rapidly oscillating periodic solutions of differential equations with state-dependent delay, Journal of Dynamics and Differential Equations, 22 (2010), no. 2, 253 - 284. Publisher link
 

• (with Wu, J. and Chen, Y.) Second order differentiability with respect to parameters of solutions to delay differential equations with adaptive delays, Frontiers of Mathematics in China, 5 (2010), no. 2, 221 - 286. Publisher link
 

• (with Wu, J.) Global Hopf bifurcation of differential equations with state-dependent delay, Journal of Differential Equations, 248 (2010), no. 12, 2801 - 2840. Publisher link
 

• (with Meng, Y., Huang, L. and Guo, Z.) Stability analysis of Cohen-Grossberg neural networks with discontinuous neuron activations, Appl. Math. Modelling, 34 (2010), no. 2, 358 - 365.
 

• Differential Equations with State-dependent Delay: Global Hopf Bifurcation and Smoothness Dependence on Parameters, PhD dissertation submitted to York University, 2008, 294 pages.
 

• (with Ding, H.) Post-disruption shortest path problem in real-time decision supporting system, Ship Electronic Engineering, 1 (2003), 10 - 14, (in Chinese).
 

• (with Gao, C. and Yu, G.) Prediction and control models of production structure based on a kind of time-varying singular system, Journal of Mathematics (PRC), 21 (2001), no. 2, 178 - 182 (in Chinese).
 

• (with Ding, H.) Implementation of genetic algorithm for the optimal control of discrete-time linear system, Computer & Digital Engineering, 29 (2001), no. 3, 52-57 (in Chinese).
 

• Genetic algorithms and their application for optimal control of discrete time systems, Master’s thesis submitted to Wuhan University, China, (2001), (in Chinese).

Talks

• Colloquium Speaker at Mathematical Department of the University of Texas at Dallas, November 23, 2010. Talk title: Modeling and stability control of milling process with state-dependent delay.
 

• Speaker at Canadian Applied and Industrial Mathematics Society (CAIMS) Annual Meeting, June 10–14, 2009, University of Western Ontario. Talk title: Global continua of slowly oscillating periodic solutions of differential equations with state-dependent delay.
 

• Invited Speaker at Canadian Mathematical Society Winter Meeting, December 6–8, 2008, Ottawa. Talk title: Global continua of periodic solutions of differential equations with state-dependent delay.
 

• Invited Speaker at World Congress of Nonlinear Analysis, July 2–July 9, 2008, Florida. Talk title: Second order differentiability with respect to parameters of solutions to delay differential equations with state-dependent delay.
 

• Invited Speaker at Young Mathematicians’ Conference in PDE and Dynamical Systems IV, April 13–14, 2007, Fields Institute. Talk title: Global Hopf Bifurca- tion of Differential Equations with State-dependent Adaptive Delay.

Teaching Experiences

• Course Instructor, University of Texas at Dallas, August 2010 – present.
 

• Course Instructor, University of Western Ontario, September 2008 – December 2008.
 

• Course Instructor, York University, September 2006 – December 2006.
 

• Teaching Assistant, York University, September 2002 – April 2007.

Services

• Guest Associate Editor of International Journal of Bifurcation and Chaos, 2010– 2011.
 

• Session organizer of Functional Differential Equations: Theory, Applications and Computations at Canadian Applied and Industrial Mathematics Society (CAIMS) Annual Meeting, June 10–14, 2009, University of Western Ontario.
 

• Seminar organizer of Applied Dynamics and Applications, September 2008 – August 2009, Department of Applied Mathematics, University of Western Ontario.