functionerfDer
Derivative of erf-function
Extends from Modelica.Icons.Function (Icon for functions).
Inputs
| Type | Name | Default | Description |
|---|---|---|---|
| Real | u | Input argument | |
| Real | der_u | Derivative of input |
Outputs
| Type | Name | Default | Description |
|---|---|---|---|
| Real | y | 2/sqrt(Modelica.Constants.pi)*exp(-u^2)*der_u | Derivative of erf(u) |