blockBD_Rates
Birth and death rates
Extends from Interfaces.Nonlin_2 (Non-linear function with two inputs).
Information
This function is described on p.140 of Dynamics of Growth in a Finite World.Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Blocks.Interfaces.RealInput | u1 (from Nonlin_2) | First input variable | |
| Modelica.Blocks.Interfaces.RealInput | u2 (from Nonlin_2) | Second input variable | |
| Modelica.Blocks.Interfaces.RealOutput | y (from Nonlin_2) | Output variable |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| Real | bd | Total annual births or deaths | |
| Real | pop | Total population | |
| Real | bd_rate | Total annual birth or death rate |