Sophia Jang
Department of Mathematics and Statistics
Texas Tech University
Office: MA 202
Phone: (806) 834-7006
Fax: (806)742-1112
E-mail: 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, Ph.D., Texas Tech University, August 2024
- Rohana Vithanage, Dynamics and optimal immunotherapy for models of tumor-immune system interactions with oncolytic viruses, Ph.D., 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, Ph.D., co-chaired with L. Allen, Texas Tech University, August 2020
- Xiaochuan Hu, Modeling tumor-immune system interaction with immunotherapy, Ph.D., Texas Tech University, August 2018
- Mihiri De Silva, Continuous-time models of plankton interactions and a discrete system of larch budmoth population, Ph.D., Texas Tech University, December 2017
- Mihiri De Silva, Dynamics of a Lotka-Volterra competition system with Allee effects and stocking, M.S., Texas Tech University, December 2014
- Julie Bumbaugh, A dynamical system study of the Hodgkin-Huxley model of nerve membranes, M.S., co-chaired with L. Roeger, Texas Tech University, August 2012
- Shannon Hallman, Persistence and extinction in stage-structured population models of the painted turtle, M.S., Texas Tech University, May 2012
- Cassandra Sturgill, Harvesting in stage-structured populations with applications to the red snapper, M.S., Texas Tech University, May 2012
- Youssef Dib, Continuous and discrete models in population biology, Ph.D., co-chaired with A. Ackleh, University of Louisiana at Lafayette, May 2007
Research Interests
Mathematical Biology, Dynamical Systems, Difference and Differential Equations