No. | parameter | Description |
1 | N | Total population |
2 | S | Susceptible to be expose for infection those of who interact with the disease |
3 | E | Exposed population that are infected but have not yet become infectious |
4 | I | Infected by the disease who are capable of transmitting the disease to any susceptible individuals. |
5 | R | Individuals recovered from infection who are temporarily immune from the infection |
6 |
| Birth rate from the total population N |
7 |
| The rate of population exposed to the disease. |
8 |
| The rate which will be infected from the population of exposed |
9 |
| The rate of getting immunity after sort of treatment in move to the recovered compartment from infected compartment. |
10 |
| The rate of populations loss their immunity and moved to the susceptible compartment. |
11 |
| The rate of natural death |