🦠The Susceptible–Infectious–Removed (SIR) Model
The Susceptible–Infectious–Removed (SIR) model is the foundational framework in mathematical epidemiology. Originally proposed by W. O. Kermack and A. G. McKendrick in 1927, this model provides a deterministic mechanism to analyze how infectious diseases evolve within a population over time. 1. Core Compartmental Structure The model partitions the total population (N) into three mutually exclusive … Read more