Dr. Xiang-Sheng Wang

Department of Mathematics
Southeast Missouri State University
Cape Girardeau, Missouri, 63701

Office:JH 203

How to pronounce the 'X' in my name?
An interview with Jim Spence from Arrow magazine of SEMO
Birth announcement of my baby in Southeast Missourian magazine
First day photos of my baby from Southeast Hospital website


  • 2013 - present, Assistant Professor, Southeast Missouri State University
  • 2012 - 2013, Teaching Postdoctoral Fellow, Memorial University of Newfoundland
  • 2010 - 2012, Postdoctoral Fellow, York University
  • 2009 - 2010, Research Fellow, City University of Hong Kong



Research Interests

  • Asymptotic Analysis: Discrete Laplace's method and saddle-point approximation; Nonlinear steepest-descent method and Riemann-Hilbert problem; Orthogonal polynomials and difference equations
  • Differential Equations: Delay differential equations and finite dimensional reduction; Poisson-Nernst-Planck system and boundary layer problem; Reaction-diffusion system and traveling waves
  • Mathematical Biology: Avian flu and migratory birds; Basic reproductive ratio and persistence theory; Real-time prediction of disease outbreak and Richards model


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