| Parameters and their definition | |
|---|---|
| Symbol | Definition |
| α | Protection rate |
| β | Infection rate |
| N | Total population |
| η | Inverse of the average latent time |
| 𝑝 | Probability of symptomatic infectious |
| γ | Quarantine rate |
| λ(t) | Recovery rate (time-dependent) |
| κ(t) | Mortality rate (time-dependent) |