Sophia Jang

Department of Mathematics and Statistics

Texas Tech University

Office: MA 202

Phone: (806) 834-7006

Fax: (806) 742-1112

Email: sophia.jang@ttu.edu

Office hours: By appointment

Teaching

Fall 2025

Statistical Methods for Engineers and Scientists (Math 3342)

Previous Semesters

  • Trigonometry (Math 1321)
  • Introductory Mathematical Analysis I (Math 1330)
  • Calculus I (Math 1351)
  • Calculus I for Life Sciences (Math 1351)
  • Calculus II (Math 1352)
  • Calculus I with Applications (Math 1451)
  • Calculus II with Applications (Math 1452)
  • Linear Algebra (Math 2360)
  • Statistical Methods for Engineers and Scientists (Math 3342)
  • Higher Mathematics for Engineers and Scientists I (Math 3350)
  • Higher Mathematics for Engineers and Scientists II (Math 3351)
  • Differential Equations I (Math 3354)
  • Differential Equations II (Math 4354)
  • Applied Linear Algebra (Math 5316)
  • Theory of Ordinary Differential Equations I (Math 5330)
  • Theory of Ordinary Differential Equations II: Introduction to Bifurcation Theory (Math 5331)
  • Biomathematics I (Math 5354)
  • Biomathematics II (Math 5355)

Graduate Students Directed

  • Prathibha Ambegoda, Modeling and analysis of tumor-virus-immune interactions in the presence of resistance and time delays, PhD, Texas Tech University, August 2024
  • Rohana Vithanage, Dynamics and optimal immunotherapy for models of tumor-immune system interactions with oncolytic viruses, PhD, Texas Tech University, August 2022
  • Kaniz Nipa, Effects of demographic, environmental and seasonal variability on disease outbreaks in stochastic vector-host, multi-patch and dengue epidemic models, PhD, co-chaired with L. Allen, Texas Tech University, August 2020
  • Xiaochuan Hu, Modeling tumor-immune system interaction with immunotherapy, PhD, Texas Tech University, August 2018
  • Mihiri De Silva, Continuous-time models of plankton interactions and a discrete system of larch budmoth population, PhD, Texas Tech University, December 2017
  • Mihiri De Silva, Dynamics of a Lotka-Volterra competition system with Allee effects and stocking, MS, Texas Tech University, December 2014
  • Julie Bumbaugh, A dynamical system study of the Hodgkin-Huxley model of nerve membranes, MS, co-chaired with L. Roeger, Texas Tech University, August 2012
  • Shannon Hallman, Persistence and extinction in stage-structured population models of the painted turtle, MS, Texas Tech University, May 2012
  • Cassandra Sturgill, Harvesting in stage-structured populations with applications to the red snapper, MS, Texas Tech University, May 2012
  • Youssef Dib, Continuous and discrete models in population biology, PhD, co-chaired with A. Ackleh, University of Louisiana at Lafayette, May 2007

Research Interests

Mathematical Biology, Dynamical Systems, Difference and Differential Equations

Publications and Editorial Service

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