2 papers
math.DS2025
Contribution of the 2021 COVID-19 Vaccination Regime to COVID-19 Transmission and Control in South Africa: A Mathematical Modeling Perspective
Tesfalem Abate Tegegn, Yibeltal Adane Terefe
This study assesses the impact of COVID-19 vaccines through an epidemiological model that quantifies their role in pandemic control. We analyze an SIR-based model incorporating vac…
math.AP2025
Weak solutions for coupled reaction-diffusion systems with pattern formation by a stochastic fixed point theorem
Erika Hausenblas, Michael A. Högele, Tesfalem A. Tegegn
Chemical and biochemical reactions can exhibit surprisingly different behaviours, ranging from multiple steady-state solutions to oscillatory solutions and chaotic behaviours. Thes…